Lincoln Navigator: Lane Keeping System / Lane Keeping System. Diagnosis and Testing

Lincoln Navigator 2018-2025 Workshop Manual / Electronic Feature Group / Lane Keeping System / Lane Keeping System. Diagnosis and Testing

Diagnostic Trouble Code (DTC) Chart

Diagnostics in this manual assume a certain skill level and knowledge of Ford-specific diagnostic practices.
REFER to: Diagnostic Methods (100-00 General Information, Description and Operation).

Module	DTC	Description	Action
BCMC	B1132:11	Heated Windshield Signal: Circuit Short To Ground	GO to Pinpoint Test BX
BCMC	B1132:12	Heated Windshield Signal: Circuit Short To Battery	GO to Pinpoint Test BX
BCMC	B1132:13	Heated Windshield Signal: Circuit Open	GO to Pinpoint Test BX
IPMA	B120C:11	Heater for Windshield Mounted Sensor: Circuit Short To Ground	GO to Pinpoint Test C
IPMA	B120C:13	Heater for Windshield Mounted Sensor: Circuit Open	GO to Pinpoint Test C
IPMA	B1385:68	Lane Keeping Aid System: Event Information	GO to Pinpoint Test BI
IPMA	B1385:82	Lane Keeping Aid System: Alive/Sequence Counter Incorrect/Not Updated	GO to Pinpoint Test BJ
IPMA	B13A6:14	Lane Departure Warning (LDW) Switch Input: Circuit Short To Ground Or Open	GO to Pinpoint Test A
IPMA	B15F0:14	Forward Sensing Module: Circuit Short To Ground Or Open	GO to Pinpoint Test D
IPMA	B15F0:15	Forward Sensing Module: Circuit Short To Battery Or Open	GO to Pinpoint Test D
IPMA	C0072:00	Brake Temperature Too High: No Sub Type Information	GO to Pinpoint Test S
IPMA	C1001:31	Vision System Camera: No Signal	GO to Pinpoint Test BB
IPMA	C1001:49	Vision System Camera: Internal Electronic Failure	GO to Pinpoint Test AY
IPMA	C1001:54	Vision System Camera: Missing Calibration	GO to Pinpoint Test T
IPMA	C1001:78	Vision System Camera: Alignment Or Adjustment Incorrect	GO to Pinpoint Test T
IPMA	C1001:95	Vision System Camera: Incorrect Assembly	GO to Pinpoint Test AZ
IPMA	C1001:97	Vision System Camera: Component Or System Operation Obstructed Or Blocked	GO to Pinpoint Test U
IPMA	C1001:98	Vision System Camera: Component Or System Over Temperature	GO to Pinpoint Test V
IPMA	U0100:00	Lost Communication With ECM/PCM 'A': No Sub Type Information	GO to Pinpoint Test F
IPMA	U0101:00	Lost Communication with TCM: No Sub Type Information	GO to Pinpoint Test G
IPMA	U0103:00	Lost Communication With Gear Shift Control Module A: No Sub Type Information	GO to Pinpoint Test H
IPMA	U0104:00	Lost Communication With Cruise Control Module: No Sub Type Information	GO to Pinpoint Test AN
IPMA	U0121:00	Lost Communication With Anti-Lock Brake System (ABS) Control Module 'A': No Sub Type Information	GO to Pinpoint Test I
IPMA	U0122:00	Lost Communication With Vehicle Dynamics Control Module: No Sub Type Information	GO to Pinpoint Test Q
IPMA	U0130:00	Lost Communication With Steering Effort Control Module: No Sub Type Information	GO to Pinpoint Test R
IPMA	U0131:00	Lost Communication With Power Steering Control Module 'A': No Sub Type Information	GO to Pinpoint Test K
IPMA	U0138:00	Lost Communication with All Terrain Control Module: No Sub Type Information	GO to Pinpoint Test AO
IPMA	U0140:00	Lost Communication With Body Control Module: No Sub Type Information	GO to Pinpoint Test L
IPMA	U0151:00	Lost Communication With Restraints Control Module: No Sub Type Information	GO to Pinpoint Test M
IPMA	U0155:00	Lost Communication With Instrument Panel Cluster (IPC) Control Module: No Sub Type Information	GO to Pinpoint Test N
IPMA	U0164:00	Lost Communication With HVAC Control Module: No Sub Type Information	GO to Pinpoint Test AP
IPMA	U0199:00	Lost Communication With 'Door Control Module A': No Sub Type Information	GO to Pinpoint Test AQ
IPMA	U0200:00	Lost Communication With 'Door Control Module B': No Sub Type Information	GO to Pinpoint Test AR
IPMA	U0212:00	Lost Communication With Steering Column Control Module: No Sub Type Information	GO to Pinpoint Test O
IPMA	U0232:00	Lost Communication With Side Obstacle Detection Control Module 'A': No Sub Type Information	GO to Pinpoint Test J
IPMA	U0233:00	Lost Communication With Side Obstacle Detection Control Module 'B': No Sub Type Information	GO to Pinpoint Test J
IPMA	U0241:00	Lost Communication With Headlamp Control Module 'A': No Sub Type Information	GO to Pinpoint Test BY
IPMA	U024E:00	Lost Communication With Side Obstacle Detection Control Module 'C': No Sub Type Information	GO to Pinpoint Test J
IPMA	U024F:00	Lost Communication With Side Obstacle Detection Control Module 'D': No Sub Type Information	GO to Pinpoint Test J
IPMA	U0252:00	Lost Communication With Lighting Control Module- Rear 'B': No Sub Type Information	GO to Pinpoint Test BC
IPMA	U0253:00	Lost Communication With Accessory Protocol Interface Module: No Sub Type Information	GO to Pinpoint Test P
IPMA	U0264:00	Lost Communication With Camera Module- Rear: No Sub Type Information	GO to Pinpoint Test BM
IPMA	U0293:00	Lost Communication With Hybrid/EV Powertrain Control Module 'A': No Sub Type Information	GO to Pinpoint Test F
IPMA	U0300:57	Internal Control Module Software Incompatibility: Invalid/Incompatible Software Component	GO to Pinpoint Test AS
IPMA	U0401:82	Invalid Data Received from ECM/PCM A: Alive/Sequence Counter Incorrect/Not Updated	GO to Pinpoint Test W
IPMA	U0401:83	Invalid Data Received from ECM/PCM A: Value Of Signal Protection Calculation Incorrect	GO to Pinpoint Test W
IPMA	U0401:86	Invalid Data Received from ECM/PCM A: Signal Invalid	GO to Pinpoint Test W
IPMA	U0404:86	Invalid Data Received from Gear Shift Control Module A: Signal Invalid	GO to Pinpoint Test X
IPMA	U0405:86	Invalid Data Received From Cruise Control Module: Signal Invalid	GO to Pinpoint Test BD
IPMA	U0415:82	Invalid Data Received from Anti-Lock Brake System (ABS) Control Module 'A': Alive/Sequence Counter Incorrect/Not Updated	GO to Pinpoint Test I
IPMA	U0415:83	Invalid Data Received from Anti-Lock Brake System (ABS) Control Module 'A': Value Of Signal Protection Calculation Incorrect	GO to Pinpoint Test I
IPMA	U0415:86	Invalid Data Received from Anti-Lock Brake System (ABS) Control Module 'A': Signal Invalid	GO to Pinpoint Test I
IPMA	U0416:86	Invalid Data Received From Vehicle Dynamics Control Module: Signal Invalid	GO to Pinpoint Test Y
IPMA	U0419:86	Invalid Data Received From Steering Effort Control Module: Signal Invalid	GO to Pinpoint Test Z
IPMA	U0420:86	Invalid Data Received from Power Steering Control Module 'A': Signal Invalid	GO to Pinpoint Test AA
IPMA	U0422:86	Invalid Data Received From Body Control Module: Signal Invalid	GO to Pinpoint Test BE
IPMA	U0423:86	Invalid Data Received from Instrument Panel Cluster Control Module: Signal Invalid	GO to Pinpoint Test AB
IPMA	U0424:86	Invalid Data Received From HVAC Control Module: Signal Invalid	GO to Pinpoint Test BF
IPMA	U0429:86	Invalid Data Received From Steering Column Control Module: Signal Invalid	GO to Pinpoint Test AC
IPMA	U0452:82	Invalid Data Received From Restraints Control Module: Alive/Sequence Counter Incorrect/Not Updated	GO to Pinpoint Test AT
IPMA	U0452:83	Invalid Data Received From Restraints Control Module: Value Of Signal Protection Calculation Incorrect	GO to Pinpoint Test AU
IPMA	U0452:86	Invalid Data Received From Restraints Control Module: Signal Invalid	GO to Pinpoint Test AD
IPMA	U049A:86	Invalid Data Received From 'Door Control Module A': Signal Invalid	GO to Pinpoint Test AV
IPMA	U0501:86	Invalid Data Received From 'Door Control Module B': Signal Invalid	GO to Pinpoint Test AW
IPMA	U0533:86	Invalid Data Received From Side Obstacle Detection Control Module 'A': Signal Invalid	GO to Pinpoint Test J
IPMA	U0534:86	Invalid Data Received From Side Obstacle Detection Control Module 'B': Signal Invalid	GO to Pinpoint Test J
IPMA	U054F:86	Invalid Data Received From Side Obstacle Detection Control Module 'C': Signal Invalid	GO to Pinpoint Test J
IPMA	U0550:86	Invalid Data Received From Side Obstacle Detection Control Module 'D': Signal Invalid	GO to Pinpoint Test J
IPMA	U0554:86	Invalid Data Received From Accessory Protocol Interface Module: Signal Invalid	GO to Pinpoint Test BG
IPMA	U0565:82	Invalid Data Received From Camera Module-Rear: Alive/Sequence Counter Incorrect/Not Updated	GO to Pinpoint Test BN
IPMA	U0565:83	Invalid Data Received From Camera Module-Rear: Value Of Signal Protection Calculation Incorrect	GO to Pinpoint Test BN
IPMA	U0565:86	Invalid Data Received From Camera Module-Rear: Signal Invalid	GO to Pinpoint Test BN
IPMA	U0594:86	Invalid Data Received From Hybrid/EV Powertrain Control Module 'A': Signal Invalid	GO to Pinpoint Test BK
IPMA	U1000:11	Solid State Driver Protection Active -Driver Disabled: Circuit Short To Ground	GO to Pinpoint Test AE
IPMA	U100B:64	Semi-Automatic Parallel Parking System: Signal Plausibility Failure	GO to Pinpoint Test BO
IPMA	U2100:00	Initial Configuration Not Complete: No Sub Type Information	GO to Pinpoint Test AF
IPMA	U2101:00	Control Module Configuration Incompatible: No Sub Type Information	GO to Pinpoint Test BL
IPMA	U2107:68	Collision Mitigation By Braking: Event Information	GO to Pinpoint Test AG
IPMA	U2107:82	Collision Mitigation By Braking: Alive/Sequence Counter Incorrect/Not Updated	GO to Pinpoint Test AI
IPMA	U2108:68	Adaptive Cruise Control: Event Information	GO to Pinpoint Test AH
IPMA	U2300:55	Central Configuration: Not Configured	GO to Pinpoint Test AJ
IPMA	U2300:64	Central Configuration: Signal Plausibility Failure	GO to Pinpoint Test AK
IPMA	U3000:42	Control Module: General Memory Failure	GO to Pinpoint Test AL
IPMA	U3000:49	Control Module: Internal Electronic Failure	GO to Pinpoint Test AM
IPMA	U3000:51	Control Module: Not Programmed	GO to Pinpoint Test AX
IPMA	U3000:89	Control Module: Data Transfer Failure	GO to Pinpoint Test BP
IPMA	U3000:98	Control Module: Component Or System Over Temperature	GO to Pinpoint Test BH
IPMA	U3000:98	Control Module: Component Or System Over Temperature	GO to Pinpoint Test BZ
IPMA	U3003:A2	Battery Voltage: System Voltage Low	GO to Pinpoint Test BA

Global Customer Symptom Code (GCSC) Chart

Diagnostics in this manual assume a certain skill level and knowledge of Ford-specific diagnostic practices.
REFER to: Diagnostic Methods (100-00 General Information, Description and Operation).

Symptom	Action
Driver Aid & Information > Warning Indicators/Messages/Chimes > Lane Departure > Stays On	GO to Pinpoint Test E
Driver Aid & Information > Warning Indicators/Messages/Chimes > Lane Departure > Stays On	GO to Pinpoint Test BT
Driver Aid & Information > Warning Indicators/Messages/Chimes > Lane Departure > Stays On	GO to Pinpoint Test BV
Driver Aid & Information > Lane Departure/Keep > Controls > Inoperative	GO to Pinpoint Test A
Driver Aid & Information > Lane Departure/Keep > Controls > Inoperative	GO to Pinpoint Test BR
Driver Aid & Information > Lane Departure/Keep > Controls > Inoperative	GO to Pinpoint Test BV
Driver Aid & Information > Lane Departure/Keep > Controls > Inoperative	GO to Pinpoint Test BW
Driver Aid & Information > Lane Departure/Keep > Performance > Inaccurate	GO to Pinpoint Test A
Driver Aid & Information > Lane Departure/Keep > Performance > Inaccurate	GO to Pinpoint Test BS
Driver Aid & Information > Lane Departure/Keep > Performance > Inoperative	GO to Pinpoint Test A
Driver Aid & Information > Lane Departure/Keep > Performance > Inoperative	GO to Pinpoint Test B
Driver Aid & Information > Lane Departure/Keep > Performance > Inoperative	GO to Pinpoint Test BQ
Driver Aid & Information > Lane Departure/Keep > Performance > Inoperative	GO to Pinpoint Test BR
Driver Aid & Information > Lane Departure/Keep > Performance > Inoperative	GO to Pinpoint Test BU

Symptom Chart(s)

Diagnostics in this manual assume a certain skill level and knowledge of Ford-specific diagnostic practices.
REFER to: Diagnostic Methods (100-00 General Information, Description and Operation).

Condition	Action
A module does not communicate with the diagnostic scan tool	GO to Pinpoint Test BQ
The lane keeping aid or lane keeping alert does not turn on or activate	GO to Pinpoint Test A
The lane keeping aid or lane keeping alert does not provide driver feedback once activated	GO to Pinpoint Test B
The display lines in the IPC do not turn green after the Lane Keeping System is turned on	GO to Pinpoint Test BR
The lane keeping aid or lane keeping alert provides early feedback on one side of the lane and late feedback on the other side of the lane	GO to Pinpoint Test BS
Degraded performance from the lane keeping aid or lane keeping alert system	GO to Pinpoint Test BS
LANE KEEPING SYSTEM MALFUNCTION - SERVICE REQUIRED message in the IPC	GO to Pinpoint Test BT
IPMA CAMERA TEMPORARILY NOT AVAILABLE message in the IPC	GO to Pinpoint Test BU
IPMA CAMERA LOW VISIBILITY - CLEAN SCREEN message in the IPC	GO to Pinpoint Test BV
IPMA CAMERA MALFUNCTION - SERVICE REQUIRED message in the IPC	GO to Pinpoint Test E
The lane keeping aid and lane keeping alert will not turn off	GO to Pinpoint Test BW

Pinpoint Tests

PINPOINT TEST A: THE LANE DEPARTURE WARNING DOES NOT TURN ON OR ACTIVATE

Refer to Wiring Diagrams Cell 146 for schematic and connector information.

Normal Operation and Fault Conditions

REFER to: Lane Keeping System - System Operation and Component Description (419-07 Lane Keeping System, Description and Operation).

DTC Fault Trigger Conditions

DTC	Description	Fault Trigger Condition
IPMA B13A6:14	Lane Departure Warning (LDW) Switch Input: Circuit Short To Ground Or Open	An on-demand and continuous memory DTC that sets in the IPMA if the IPMA detects the lane departure warning switch has been pressed for more than 200 milliseconds during the self-test or 1 second during normal operation.

Possible Sources

Dirty, scratched or obstructed windshield and/or camera
IPMA overheating condition
Communication network concern
Wiring, terminals or connectors
Lane departure warning switch
PSCM concern
SCCM concern
BCM concern
CCM concern
IPC concern
RCM concern
PCM concern
GWM concern
IPMA concern

Visual Inspection and Pre-checks

Certain Lane Departure Warning concerns can be caused by the IPMA being too cold or overheating due to heavy sunload. Prior to diagnosing a lane keeping system concern, allow the vehicle to warm up or remove the vehicle from direct sunlight. RECHECK after 10 minutes.
Inspect the Lane Departure Warning settings in the IPC message center to be sure the concern is not caused by a system setting.

NOTICE: Use the correct probe adapter(s) when making measurements. Failure to use the correct probe adapter(s) may cause damage to the connector. Use only Rotunda Flex Probes (NUD105-R025D)

A1 VERIFY THE CONCERN

Verify the operation of the lane departure warning (lane keeping aid and lane keeping alert).

Does the lane departure warning operate correctly?

Yes

The system is operating correctly at this time. The concern may have been caused by high network traffic or the driver's perception of how the lane departure warning operates. REFER to the Owner's Literature.

GO to A2

A2 PERFORM A NETWORK TEST

Ignition ON.

Using a diagnostic scan tool, perform a network test.

Do all modules pass the network test?

Yes

GO to A3

No	REFER to: Controller Area Network (CAN) Module Communications Network (418-00A Controller Area Network (CAN) Module Communications Network, Diagnosis and Testing). REFER to: Ethernet Module Communications Network (418-00B Ethernet Module Communications Network, Diagnosis and Testing).

A3 CHECK THE IPMA (IMAGE PROCESSING MODULE A) CONTINUOUS MEMORY DIAGNOSTIC TROUBLE CODES (CMDTCS)

Using a diagnostic scan tool, check the IPMA Continuous Memory Diagnostic Trouble Codes (CMDTCs).

Are any Diagnostic Trouble Codes (DTCs) present?

Yes

For all other Diagnostic Trouble Codes (DTCs), REFER to the IPMA DTC chart in this section.

GO to A4

A4 CHECK THE PSCM (POWER STEERING CONTROL MODULE) CONTINUOUS MEMORY DIAGNOSTIC TROUBLE CODES (CMDTCS)

Using a diagnostic scan tool, check the PSCM Continuous Memory Diagnostic Trouble Codes (CMDTCs).

Are any Diagnostic Trouble Codes (DTCs) present?

Yes

REFER to: Power Steering (211-02 Power Steering, Diagnosis and Testing).

GO to A5

A5 CHECK THE SCCM (STEERING COLUMN CONTROL MODULE) CONTINUOUS MEMORY DIAGNOSTIC TROUBLE CODES (CMDTCS)

Using a diagnostic scan tool, check the SCCM Continuous Memory Diagnostic Trouble Codes (CMDTCs).

Are any Diagnostic Trouble Codes (DTC)'s present?

Yes

REFER to: Steering Wheel and Column Electrical Components (211-05 Steering Wheel and Column Electrical Components, Diagnosis and Testing).

GO to A6

A6 CHECK THE BCM (BODY CONTROL MODULE) CONTINUOUS MEMORY DIAGNOSTIC TROUBLE CODES (CMDTCS)

Using a diagnostic scan tool, check the BCM Continuous Memory Diagnostic Trouble Codes (CMDTCs).

Are any Diagnostic Trouble Codes (DTCs) present?

Yes

REFER to: Body Control Module (BCM) (419-10 Multifunction Electronic Modules, Diagnosis and Testing).

GO to A7

A7 CHECK THE CCM (CRUISE CONTROL MODULE) CONTINUOUS MEMORY DIAGNOSTIC TROUBLE CODES (CMDTCS)

Using a diagnostic scan tool, check the CCM Continuous Memory Diagnostic Trouble Codes (CMDTCs).

Are any Diagnostic Trouble Codes (DTCs) present?

Yes

REFER to: Cruise Control (419-03A Cruise Control - Vehicles With: Adaptive Cruise Control, Diagnosis and Testing).

GO to A8

A8 CHECK THE IPC (INSTRUMENT PANEL CLUSTER) CONTINUOUS MEMORY DIAGNOSTIC TROUBLE CODES (CMDTCS)

Using a diagnostic scan tool, check the IPC Continuous Memory Diagnostic Trouble Codes (CMDTCs).

Are any Diagnostic Trouble Codes (DTCs) present?

Yes

REFER to: Instrumentation, Message Center and Warning Chimes (413-01 Instrumentation, Message Center and Warning Chimes, Diagnosis and Testing).
REFER to: Instrumentation, Message Center and Warning Chimes - Vehicles With: Head Up Display (HUD) (413-01 Instrumentation, Message Center and Warning Chimes, Diagnosis and Testing).

GO to A9

A9 CHECK THE RCM (RESTRAINTS CONTROL MODULE) CONTINUOUS MEMORY DIAGNOSTIC TROUBLE CODES (CMDTCS)

Using a diagnostic scan tool, check the RCM Continuous Memory Diagnostic Trouble Codes (CMDTCs).

Are any Diagnostic Trouble Codes (DTCs) present?

Yes

REFER to: Airbag Supplemental Restraint System (SRS) (501-20B Supplemental Restraint System, Diagnosis and Testing).

GO to A10

A10 CHECK THE PCM (POWERTRAIN CONTROL MODULE) CONTINUOUS MEMORY DIAGNOSTIC TROUBLE CODES (CMDTCS)

Using a diagnostic scan tool, check the PCM Continuous Memory Diagnostic Trouble Codes (CMDTCs).

Are any Diagnostic Trouble Codes (DTCs) present?

Yes

Diagnose the PCM Diagnostic Trouble Codes (DTCs).
REFER to: Electronic Engine Controls (303-14 Electronic Engine Controls - 3.5L EcoBoost (272kW/370PS), Diagnosis and Testing).

GO to A11

A11 CHECK THE GWM (GATEWAY MODULE A) CONTINUOUS MEMORY DIAGNOSTIC TROUBLE CODES (CMDTCS)

Using a diagnostic scan tool, check the GWM Continuous Memory Diagnostic Trouble Codes (CMDTCs).

Are any Diagnostic Trouble Codes (DTCs) present?

Yes

DIAGNOSE the GWM Diagnostic Trouble Codes (DTCs).
REFER to: Controller Area Network (CAN) Module Communications Network (418-00A Controller Area Network (CAN) Module Communications Network, Diagnosis and Testing).
REFER to: Ethernet Module Communications Network (418-00B Ethernet Module Communications Network, Diagnosis and Testing).

GO to A12

A12 VERIFY THE IPMA (IMAGE PROCESSING MODULE A) LANE DEPARTURE WARNING SWITCH PID (PARAMETER IDENTIFICATION)

Using a diagnostic scan tool, view the IPMA lane departure warning switch PID : (LKS_SW_ST).

While monitoring the PID , press and release the lane departure warning switch several times.

Does the PID consistently match the switch position?

Yes

GO to A13

GO to A14

A13 CHECK FOR CORRECT IPMA (IMAGE PROCESSING MODULE A) OPERATION

Ignition OFF.

Disconnect and inspect the IPMA connectors.

Repair:
- corrosion (install new connector or terminals – clean module pins)
- damaged or bent pins – install new terminals/pins
- pushed-out pins – install new pins as necessary

Reconnect the IPMA connector. Make sure it seats and latches correctly.

Operate the system and determine if the concern is still present.

Is the concern still present?

Yes

No	The system is operating correctly at this time. The concern may have been caused by a loose or corroded connector. ADDRESS the root cause of any connector or pin issues.

A14 CHECK FOR CORRECT SCCM (STEERING COLUMN CONTROL MODULE) OPERATION

Ignition OFF.

Disconnect and inspect the SCCM connectors.

Repair:
- corrosion (install new connector or terminals – clean module pins)
- damaged or bent pins – install new terminals/pins
- pushed-out pins – install new pins as necessary

Reconnect the SCCM connector. Make sure they seat and latch correctly.

Operate the system and determine if the concern is still present.

Is the concern still present?

Yes

CHECK OASIS for any applicable service articles: TSB , GSB , SSM or FSA . If a service article exists for this concern, DISCONTINUE this test and FOLLOW the service article instructions. If no service articles address this concern, INSTALL a new SCCM . REFER to: Steering Column Control Module (SCCM) (211-05 Steering Wheel and Column Electrical Components, Removal and Installation).

No	The system is operating correctly at this time. The concern may have been caused by a loose or corroded connector. ADDRESS the root cause of any connector or pin issues.

PINPOINT TEST B: THE LANE DEPARTURE WARNING DOES NOT PROVIDE FEEDBACK WHEN ACTIVATED

Normal Operation and Fault Conditions

The lane departure warning only provides feedback when the vehicle speed is above 64 km/h (40 mph) and lane markings are detected on at least one side of the vehicle by the IPMA . REFER to: Lane Keeping System - System Operation and Component Description (419-07 Lane Keeping System, Description and Operation).

Possible Sources

Communication network concern
PSCM (integral to the steering gear)
IPMA

B1 CHECK THE PSCM (POWER STEERING CONTROL MODULE) CONTINUOUS MEMORY DIAGNOSTIC TROUBLE CODES (CMDTCS)

Ignition ON.

Using a diagnostic scan tool, check the PSCM Continuous Memory Diagnostic Trouble Codes (CMDTCs).

Are any Diagnostic Trouble Codes (DTCs) present?

Yes

REFER to: Power Steering (211-02 Power Steering, Diagnosis and Testing).

GO to B2

B2 CHECK THE IPMA (IMAGE PROCESSING MODULE A) CONTINUOUS MEMORY DIAGNOSTIC TROUBLE CODES (CMDTCS)

Using a diagnostic scan tool, check the IPMA Continuous Memory Diagnostic Trouble Codes (CMDTCs).

Are any Diagnostic Trouble Codes (DTCs) present?

Yes

REFER to the IPMA DTC chart in this section.

GO to B3

B3 CHECK THE STEERING WHEEL VIBRATION

Change the intensity setting in the lane departure warning message center menu.

Does the steering wheel perform a test vibration after the intensity setting is changed?

Yes

GO to B5

GO to B4

B4 CHECK FOR CORRECT PSCM (POWER STEERING CONTROL MODULE) OPERATION

Ignition OFF.

Disconnect and inspect the PSCM connectors.

Repair:
- corrosion (install new connector or terminals – clean module pins)
- damaged or bent pins – install new terminals/pins
- pushed-out pins – install new pins as necessary

Reconnect the PSCM connectors. Make sure they seat and latch correctly.

Operate the system and determine if the concern is still present.

Is the concern still present?

Yes

No	The system is operating correctly at this time. The concern may have been caused by a loose or corroded connector. ADDRESS the root cause of any connector or pin issues.

B5 CHECK FOR CORRECT IPMA (IMAGE PROCESSING MODULE A) OPERATION

Ignition OFF.

Disconnect and inspect the IPMA connector.

Repair:
- corrosion (install new connector or terminals – clean module pins)
- damaged or bent pins – install new terminals/pins
- pushed-out pins – install new pins as necessary

Reconnect the IPMA connector. Make sure it seats and latches correctly.

Operate the system and determine if the concern is still present.

Is the concern still present?

Yes

No	The system is operating correctly at this time. The concern may have been caused by a loose or corroded connector. ADDRESS the root cause of any connector or pin issues.

PINPOINT TEST C: B120C:11 OR B120C:13

Refer to Wiring Diagrams Cell 146 for schematic and connector information.

Normal Operation and Fault Conditions

The BJB ( BCMC ) supplies voltage and ground to the camera windshield defrost heater. The IPMA uses input from the IPMA camera and the ambient air temperature data from the PCM to command the heater ON and OFF. The heater may be commanded on if the ambient temperature is below 5°C (41°F).

DTC Fault Trigger Conditions

DTC	Description	Fault Trigger Condition
IPMA B120C:11	Heater for Windshield Mounted Sensor: Circuit Short To Ground	An on-demand and continuous memory DTC that sets in the IPMA if an excessive current draw is detected on the heater output circuit.
IPMA B120C:13	Heater for Windshield Mounted Sensor: Circuit Open	An on-demand and continuous memory DTC that sets in the IPMA if a lower than expected current draw is detected on the heater output circuit.

Possible Sources

Wiring, terminals or connectors
Camera windshield defrost heater
IPMA

Visual Inspection and Pre-checks

Inspect the integrity of the wiring, terminals and connectors on the jumper harness between the vehicle harness and the camera windshield defrost heater.

NOTICE: Use the correct probe adapter(s) when making measurements. Failure to use the correct probe adapter(s) may cause damage to the connector. Use only Rotunda Flex Probes (NUD105-R025D)

NOTE: Before replacing the windshield or IPMA for a camera windshield defrost heater concern, verify the integrity of the wiring, connectors and terminals on the camera windshield defrost heater jumper harness.

C1 PERFORM A NETWORK TEST

Ignition ON.

Using a diagnostic scan tool, perform a network test.

Does the IPMA pass the network test?

Yes

GO to C2

No	REFER to: Controller Area Network (CAN) Module Communications Network (418-00A Controller Area Network (CAN) Module Communications Network, Diagnosis and Testing). REFER to: Ethernet Module Communications Network (418-00B Ethernet Module Communications Network, Diagnosis and Testing).

C2 CHECK THE IPMA (IMAGE PROCESSING MODULE A) DIAGNOSTIC TROUBLE CODES (DTCS)

Ignition ON.

Using a diagnostic scan tool, perform the IPMA self-test.

Is DTC B120C:11 or DTC B120C:13 present?

Yes

For DTC B120C:11, GO to C3
For DTC B120C:13, GO to C6

No	The system is operating correctly at this time. INSPECT the connectors, wiring and the camera windshield defrost heater for damage or poor connections.

C3 CHECK FOR SHORT TO GROUND WITH THE IPMA (IMAGE PROCESSING MODULE A) CAMERA HEATED WINDSHIELD ELEMENT DISCONNECTED

Ignition OFF.

Disconnect: IPMA camera windshield defrost heater connector .
- Vehicle with electronic toll collect C9048
- Vehicle without electronic toll collectC9440

Ignition ON.

Using a diagnostic scan tool, clear the IPMA Diagnostic Trouble Codes (DTCs).

NOTE: DTC B120C:13 may be present during this step and can be disregarded at this time. Perform the IPMA self-test.

Is DTC B120C:11 present?

Yes

INSTALL a new windshield.
REFER to: Fixed Glass (501-11 Glass, Frames and Mechanisms, General Procedures). After the repair, CLEAR the Diagnostic Trouble Codes (DTCs), CYCLE the ignition, and RUN the IPMA on-demand self-test to re-enable the circuit.

GO to C4

C4 CHECK THE IPMA (IMAGE PROCESSING MODULE A) CAMERA HEATED WINDSHIELD ELEMENT OUTPUT CIRCUIT FOR A SHORT TO GROUND

Ignition OFF.

Disconnect: BCMC connector C1035C.

Measure:
Click to display connectors

Positive Lead Measurement / Action Negative Lead

C1035C-12 Ground

Is the resistance greater than 10,000 ohms?

Yes

GO to C5

No	REPAIR the circuit. After the repair, CLEAR the DTC , CYCLE the ignition, and RUN the IPMA on-demand self-test to re-enable the circuit.

C5 CHECK FOR DTC (DIAGNOSTIC TROUBLE CODE) B120C:11 WITH THE IPMA (IMAGE PROCESSING MODULE A) CAMERA HEATED ELEMENT CIRCUITS JUMPERED TOGETHER

Ignition OFF.

Disconnect: IPMA camera windshield defrost heater connector .
- Vehicle with electronic toll collect C9048
- Vehicle without electronic toll collectC9440

Connect:
Click to display connectors
Vehicle with electronic toll collect

Positive Lead Measurement / Action Negative Lead

C9048-12 C9048-21

Click to display connectors
Vehicle without electronic toll collect

Positive Lead Measurement / Action Negative Lead

C9440-13 C9440-14

Ignition ON.

Using a diagnostic scan tool, clear the IPMA Diagnostic Trouble Codes (DTCs).

Perform the IPMA self-test.

Is DTC B120C:11 present?

Yes

REMOVE the fused jumper wire.
INSTALL a new windshield.
REFER to: Fixed Glass (501-11 Glass, Frames and Mechanisms, General Procedures).

No	REMOVE the fused jumper wire. GO to C6

C6 CHECK THE IPMA (IMAGE PROCESSING MODULE A) CAMERA HEATED WINDSHIELD ELEMENT CIRCUITS FOR AN OPEN

Ignition OFF.

Disconnect: BCMC connector C1035C.

Measure:
Click to display connectors
Vehicle with electronic toll collect

Positive Lead Measurement / Action Negative Lead

C9048-12 C1035C-12

C9048-21 Ground

Click to display connectors
Vehicle without electronic toll collect

Positive Lead Measurement / Action Negative Lead

C9440-13 C1035C-12

C9440-14 Ground

Are the resistances less than 3 ohms?

Yes

GO to C7

No	REPAIR the affected circuit.

C7 CHECK FOR CORRECT IPMA (IMAGE PROCESSING MODULE A) OPERATION

Ignition OFF.

Disconnect and inspect IPMA connector.

Repair:
- corrosion (install new connector or terminals - clean module pins)
- damaged or bent pins - install new terminals/pins
- pushed-out pins - install new pins as necessary

Reconnect the IPMA connector. Make sure it seats and latches correctly.

Operate the system to determine if the concern is still present.

Is the concern still present?

Yes

No	The system is operating correctly at this time. The concern may have been caused by module connections. ADDRESS the root cause of any connector or pin issues.

PINPOINT TEST D: B15F0:14, B15F0:15

Refer to Wiring Diagrams Cell 31 for schematic and connector information.

Normal Operation and Fault Conditions

REFER to: Lane Keeping System - System Operation and Component Description (419-07 Lane Keeping System, Description and Operation).

DTC Fault Trigger Conditions

DTC	Description	Fault Trigger Condition
IPMA B15F0:14	Forward Sensing Module: Circuit Short To Ground Or Open	This DTC sets in continuous memory when the IPMA detects a short to ground or an open on the center front radar power circuit.
IPMA B15F0:15	Forward Sensing Module: Circuit Short To Battery Or Open	This DTC sets in continuous memory when the IPMA detects a short to voltage or an open on the center front radar power circuit.

Possible Sources

Wiring, terminals or connectors
CCM concern
IPMA concern

NOTE: Use the correct probe adapter(s) when making measurements. Failure to use the correct probe adapter(s) may cause damage to the connector.

NOTE: Loss of both ACC and AEBS .

D1 CHECK THE CENTER FRONT RADAR CIRCUITS FOR A SHORT TO VOLTAGE

Ignition OFF.

Disconnect IPMA C242B .

Disconnect CCM C1582 .

Ignition ON.

Measure:

IPMA center front radar

Positive Lead Measurement / Action Negative Lead

C242B-18 Ground

C242B-9 Ground

Is any voltage present?

Yes

REPAIR the circuit.

GO to D2

D2 CHECK THE CENTER FRONT RADAR CIRCUITS FOR A SHORT TO GROUND

Ignition OFF.

Measure:

IPMA center front radar

Positive Lead Measurement / Action Negative Lead

C242B-18 Ground

C242B-9 Ground

Are the resistances less than 3 ohms?

Yes

GO to D3

No	REPAIR the circuit.

D3 CHECK THE CENTER FRONT RADAR CIRCUITS FOR AN OPEN

Measure:

IPMA center front radar

Positive Lead Measurement / Action Negative Lead

C242B-18 C1582-1

C242B-9 C1582-4

Are the resistances less than 3 ohms?

Yes

GO to D4

No	REPAIR the circuit.

D4 CHECK THE CENTER FRONT RADAR CIRCUITS FOR A SHORT TO EACH OTHER

Measure:

IPMA center front radar

Positive Lead Measurement / Action Negative Lead

C242B-18 C242B-9

Are the resistances greater than 10,000 ohms?

Yes

GO to D5

No	REPAIR the circuit.

D5 CHECK FOR CORRECT IPMA (IMAGE PROCESSING MODULE A) OPERATION

Ignition OFF.

Disconnect and inspect all IPMA connectors.

Repair:
- corrosion (install new connector or terminals - clean module pins)
- damaged or bent pins - install new terminals/pins
- pushed-out pins - install new pins as necessary

Reconnect the IPMA connectors. Make sure they seat and latch correctly.

Operate the system and determine if the concern is still present.

Is the concern still present?

Yes

CHECK OASIS for any applicable service articles: TSB , GSB , SSM or FSA . If a service article exists for this concern, DISCONTINUE this test and FOLLOW service article instructions. If no service articles address this concern, INSTALL a new IPMA .
REFER to: Image Processing Module A (IPMA) (419-07 Lane Keeping System, Removal and Installation).

No	The system is operating correctly at this time. The concern may have been caused by module connections. ADDRESS the root cause of any connector or pin issues.

PINPOINT TEST E: THE MESSAGE CENTER DISPLAYS A IPMA (IMAGE PROCESSING MODULE A) CAMERA MALFUNCTION SERVICE REQUIRED MESSAGE

Normal Operation and Fault Conditions

In addition to certain fault conditions, the IPMA CAMERA MALFUNCTION SERVICE REQUIRED message is displayed in the message center when the IPMA camera alignment has been initiated, but is incomplete.

Possible Sources

Communication network concern
IPMA concern

E1 PERFORM A NETWORK TEST

Ignition ON.

Using a diagnostic scan tool, perform a network test.

Does the IPMA pass the network test?

Yes

GO to E2

No	REFER to: Controller Area Network (CAN) Module Communications Network (418-00A Controller Area Network (CAN) Module Communications Network, Diagnosis and Testing). REFER to: Ethernet Module Communications Network (418-00B Ethernet Module Communications Network, Diagnosis and Testing).

E2 CHECK THE IPMA (IMAGE PROCESSING MODULE A) DIAGNOSTIC TROUBLE CODES (DTCS)

Using a diagnostic scan tool, check the IPMA Diagnostic Trouble Codes (DTCs).

Are any Diagnostic Trouble Codes (DTCs) present?

Yes

REFER to the IPMA DTC chart in this section.

GO to E3

E3 CHECK FOR CORRECT IPMA (IMAGE PROCESSING MODULE A) OPERATION

Ignition OFF.

Disconnect and inspect the IPMA connector.

Repair:
- corrosion (install new connector or terminals – clean module pins)
- damaged or bent pins – install new terminals/pins
- pushed-out pins – install new pins as necessary

Reconnect the IPMA connector. Make sure it seats and latches correctly.

Operate the system and determine if the concern is still present.

Is the concern still present?

Yes

No	The system is operating correctly at this time. The concern may have been caused by a loose or corroded connector. ADDRESS the root cause of any connector or pin issues.

PINPOINT TEST F: U0100:00 OR U0293:00

Refer to Wiring Diagrams Cell 14 for schematic and connector information.

Normal Operation and Fault Conditions

The IPMA communicates with the PCM through the FD-CAN , GWM and FD-CAN .

DTC Fault Trigger Conditions

DTC	Description	Fault Trigger Condition
IPMA U0100:00	Lost Communication With ECM/PCM 'A': No Sub Type Information	Sets in continuous memory in the IPMA if data messages received from the PCM through the GWM are missing for 5 seconds or longer.
IPMA U0293:00	Lost Communication With Hybrid/EV Powertrain Control Module 'A': No Sub Type Information	Sets in continuous memory in the IPMA if data messages received from the PCM through the GWM are missing for 5 seconds or longer.

Possible Sources

Communication network concern
PCM
GWM concern
IPMA concern

F1 VERIFY THE CUSTOMER'S CONCERN

Ignition ON.

Verify if there is an observable symptom present.

Is an observable symptom present?

Yes

GO to F2

No	CLEAR the DTC . The system is operation correctly at this time. The DTC may have been set due to high network traffic or an intermittent fault condition.

F2 VERIFY THAT THE DIAGNOSTIC SCAN TOOL COMMUNICATES WITH THE PCM (POWERTRAIN CONTROL MODULE)

Using a diagnostic scan tool, perform the network test

Does the PCM pass the network test?

Yes

GO to F3

No	REFER to: Controller Area Network (CAN) Module Communications Network (418-00A Controller Area Network (CAN) Module Communications Network, Diagnosis and Testing). REFER to: Ethernet Module Communications Network (418-00B Ethernet Module Communications Network, Diagnosis and Testing).

F3 PERFORM THE IPMA (IMAGE PROCESSING MODULE A) SELF-TEST

Using a diagnostic scan tool, perform the IPMA self-test.

Clear the Diagnostic Trouble Codes (DTCs).

Wait 10 seconds.

Repeat the IPMA self-test.

Are any Diagnostic Trouble Codes (DTCs) present?

Yes

DIAGNOSE all non-network Diagnostic Trouble Codes (DTCs). REFER to the IPMA DTC Chart in this section.

GO to F4

F4 PERFORM THE PCM (POWERTRAIN CONTROL MODULE) SELF-TEST

Using a diagnostic scan tool, perform the PCM KOEO .

Are any non-network Diagnostic Trouble Codes (DTCs) present?

Yes

DIAGNOSE all non-network Diagnostic Trouble Codes (DTCs).
REFER to: Electronic Engine Controls (303-14 Electronic Engine Controls - 3.5L EcoBoost (272kW/370PS), Diagnosis and Testing).

GO to F5

F5 PERFORM THE GWM (GATEWAY MODULE A) SELF-TEST

Using a diagnostic scan tool, perform the GWM self-test.

Are any Diagnostic Trouble Codes (DTCs) recorded?

Yes

REFER to: Controller Area Network (CAN) Module Communications Network (418-00A Controller Area Network (CAN) Module Communications Network, Diagnosis and Testing).
REFER to: Ethernet Module Communications Network (418-00B Ethernet Module Communications Network, Diagnosis and Testing).

GO to F6

F6 RECHECK THE IPMA (IMAGE PROCESSING MODULE A) DIAGNOSTIC TROUBLE CODES (DTCS)

Using a diagnostic scan tool, clear the IPMA Diagnostic Trouble Codes (DTCs).

Ignition OFF.

Ignition ON.

Wait 10 seconds.

Using a diagnostic scan tool, perform the continuous memory self-test.

Check the IPMA Diagnostic Trouble Codes (DTCs).

Is DTC U0100:00 still present?

Yes

GO to F7

No	The system is operating correctly at this time. This DTC may have been set due to high network traffic or an intermittent fault condition.

F7 CHECK FOR OTHER CAUSES OF COMMUNICATION NETWORK CONCERN

NOTE: If new modules were installed prior to the DTC being set, the module configuration may be incorrectly set during the PMI , or the PMI may not have been carried out.

CHECK the vehicle service history for recent service actions related to the PCM , IPMA or GWM . If recent service history is found:
- verify correct replacement module was installed
  - HVBOM may be used to verify correct part fitment
- verify the configuration of replacement module was correct
  - re-configure module using as-built data prior configuration is suspect
- verify the module was not obtained from a like vehicle and installed into customer vehicle
  - return the swapped module to source vehicle and obtain new replacement module

Operate the system and determine if the observable symptom is still present.

Is the observable symptom still present?

Yes

GO to F8

No	The system is operating correctly at this time. The concern may have been caused due to incorrect parts replacement procedures or incorrect module configuration.

F8 CHECK FOR CORRECT PCM (POWERTRAIN CONTROL MODULE) OPERATION

Ignition OFF.

Disconnect and inspect all PCM connectors.

Repair:
- corrosion (install new connector or terminals - clean module pins)
- damaged or bent pins - install new terminals/pins
- pushed-out pins - install new pins as necessary

Reconnect the PCM connectors. Make sure they seat and latch correctly.

Operate the system to determine if the concern is still present.

Is the concern still present?

Yes

Click here to access Guided Routine (PCM).

No	The system is operating correctly at this time. The concern may have been caused by a loose or corroded connector. ADDRESS the root cause of any connector or pin issues.

PINPOINT TEST G: U0101:00

Refer to Wiring Diagrams Cell 14 for schematic and connector information.

Normal Operation and Fault Conditions

The IPMA communicates with the TCM through the FD-CAN , GWM and FD-CAN .

DTC Fault Trigger Conditions

DTC	Description	Fault Trigger Condition
IPMA U0101:00	Lost Communication with TCM: No Sub Type Information	A continuous memory DTC that sets in the IPMA if messages received from the TCM are missing for 5 seconds or longer.

Possible Sources

Communication network concern
TCM
GWM concern
IPMA concern

G1 VERIFY THE CUSTOMER'S CONCERN

Ignition ON.

Verify if there is an observable symptom present.

Is an observable symptom present?

Yes

GO to G2

No	CLEAR the DTC . The system is operation correctly at this time. The DTC may have been set due to high network traffic or an intermittent fault condition.

G2 VERIFY THAT THE DIAGNOSTIC SCAN TOOL CAN COMMUNICATE WITH THE TCM (TRANSMISSION CONTROL MODULE)

Using a diagnostic scan tool, perform the network test.

Does the TCM pass the network test?

Yes

GO to G3

No	REFER to: Controller Area Network (CAN) Module Communications Network (418-00A Controller Area Network (CAN) Module Communications Network, Diagnosis and Testing). REFER to: Ethernet Module Communications Network (418-00B Ethernet Module Communications Network, Diagnosis and Testing).

G3 PERFORM THE IPMA (IMAGE PROCESSING MODULE A) SELF-TEST

Using a diagnostic scan tool, perform the IPMA self-test.

Clear the Diagnostic Trouble Codes (DTCs).

Wait 10 seconds.

Repeat the IPMA self-test.

Are any Diagnostic Trouble Codes (DTCs) present?

Yes

DIAGNOSE all non-network Diagnostic Trouble Codes (DTCs). REFER to the IPMA DTC Chart in this section.

GO to G4

G4 PERFORM THE TCM (TRANSMISSION CONTROL MODULE) SELF-TEST

Using a diagnostic scan tool, perform the TCM self-test.

Are any non-network Diagnostic Trouble Codes (DTCs) present?

Yes

DIAGNOSE all non-network Diagnostic Trouble Codes (DTCs).
REFER to: DTC Chart and Pinpoint Tests - 3.5L EcoBoost (272kW/370PS) (307-01 Automatic Transmission - 10-Speed Automatic Transmission – 10R80, Diagnosis and Testing).

GO to G5

G5 PREFORM THE GWM (GATEWAY MODULE A) SELF-TEST

Using a diagnostic scan tool, perform the GWM self-test.

Are any Diagnostic Trouble Codes (DTCs) recorded?

Yes

GO to G6

G6 RECHECK THE IPMA (IMAGE PROCESSING MODULE A) DIAGNOSTIC TROUBLE CODES (DTCS)

Using a diagnostic scan tool, clear the IPMA Diagnostic Trouble Codes (DTCs).

Ignition OFF.

Ignition ON.

Wait 10 seconds.

Using a diagnostic scan tool, perform the continuous memory self-test.

Check the IPMA Diagnostic Trouble Codes (DTCs).

Is DTC U0101:00 still present?

Yes

GO to G7

No	The system is operating correctly at this time. This DTC may have been set due to high network traffic or an intermittent fault condition.

G7 CHECK FOR OTHER CAUSES OF COMMUNICATION NETWORK CONCERN

NOTE: If new modules were installed prior to the DTC being set, the module configuration may be incorrectly set during the PMI , or the PMI may not have been carried out.

CHECK the vehicle service history for recent service actions related to the TCM , IPMA or GWM . If recent service history is found:
- verify correct replacement module was installed
  - HVBOM may be used to verify correct part fitment
- verify the configuration of replacement module was correct
  - re-configure module using as-built data prior configuration is suspect
- verify the module was not obtained from a like vehicle and installed into customer vehicle
  - return the swapped module to source vehicle and obtain new replacement module

Operate the system and determine if the observable symptom is still present.

Is the observable symptom still present?

Yes

GO to G8

No	The system is operating correctly at this time. The concern may have been caused due to incorrect parts replacement procedures or incorrect module configuration.

G8 CHECK FOR CORRECT TCM (TRANSMISSION CONTROL MODULE) OPERATION

Ignition OFF.

Disconnect and inspect all TCM connectors.

Repair:
- corrosion (install new connector or terminals - clean module pins)
- damaged or bent pins - install new terminals/pins
- pushed-out pins - install new pins as necessary

Reconnect the TCM connectors. Make sure they seat and latch correctly.

Operate the system to determine if the concern is still present.

Is the concern still present?

Yes

CHECK OASIS for any applicable service articles: TSB , GSB , SSM or FSA . If a service article exists for this concern, DISCONTINUE this test and FOLLOW the service article instructions. If no service articles address this concern, INSTALL a new TCM .
REFER to: Transmission Fluid Auxiliary Pump (307-01 Automatic Transmission - 10-Speed Automatic Transmission – 10R80, Removal and Installation).

No	The system is operating correctly at this time. The concern may have been caused by a loose or corroded connector. ADDRESS the root cause of any connector or pin issues.

PINPOINT TEST H: U0103:00

Refer to Wiring Diagrams Cell 14 for schematic and connector information.

Normal Operation and Fault Conditions

The IPMA communicates with GSM through the FD-CAN , GWM and HS-CAN2 .

DTC Fault Trigger Conditions

DTC	Description	Fault Trigger Condition
IPMA U0103:00	Lost Communication With Gear Shift Control Module A: No Sub Type Information	A continuous memory DTC that sets in the IPMA if messages received from the GSM through the GWM are missing.

Possible Sources

Communication network concern
GSM
IPMA concern
GWM

H1 VERIFY THE CUSTOMER CONCERN

Ignition ON.

Verify there is an observable symptom present.

Is an observable symptom present?

Yes

GO to H2

No	CLEAR the DTC . The system is operating normally at this time. The DTC may have been set due to high network traffic or an intermittent fault condition.

H2 CHECK THE COMMUNICATION NETWORK

Using a diagnostic scan tool, perform the network test

Does the GSM pass the network test?

Yes

GO to H3

No	REFER to: Controller Area Network (CAN) Module Communications Network (418-00A Controller Area Network (CAN) Module Communications Network, Diagnosis and Testing). REFER to: Ethernet Module Communications Network (418-00B Ethernet Module Communications Network, Diagnosis and Testing).

H3 PERFORM THE IPMA (IMAGE PROCESSING MODULE A) SELF-TEST

Using a diagnostic scan tool, perform the IPMA self-test.

Are any Diagnostic Trouble Codes (DTCs) recorded?

Yes

DIAGNOSE all non-network Diagnostic Trouble Codes (DTCs). REFER to the IPMA DTC Chart in this section.

GO to H4

H4 PERFORM THE GSM (GEAR SHIFT MODULE) SELF-TEST

Using a diagnostic scan tool, perform the GSM self-test.

Are any non-network Diagnostic Trouble Codes (DTCs) present?

Yes

DIAGNOSE all non-network Diagnostic Trouble Codes (DTCs).
REFER to: Cruise Control (419-03A Cruise Control - Vehicles With: Adaptive Cruise Control, Diagnosis and Testing).

GO to H5

H5 PERFORM THE GWM (GATEWAY MODULE A) SELF-TEST

Using a diagnostic scan tool, perform the GWM self-test.

Are any Diagnostic Trouble Codes (DTCs) set?

Yes

GO to H6

H6 RECHECK THE IPMA (IMAGE PROCESSING MODULE A) DIAGNOSTIC TROUBLE CODES (DTCS)

Using a diagnostic scan tool, clear the IPMA Diagnostic Trouble Codes (DTCs).

Ignition OFF.

Ignition ON.

Wait 10 seconds.

Using a diagnostic scan tool, perform the continuous memory self-test.

Check the IPMA Diagnostic Trouble Codes (DTCs).

Is DTC U0103:00 still present?

Yes

GO to H7

No	The system is operating correctly at this time. The DTC may have set due to high network traffic or an intermittent fault condition.

H7 CHECK FOR OTHER CAUSES OF COMMUNICATION NETWORK CONCERN

NOTE: If new modules were installed prior to the DTC being set, the module configuration may be incorrectly set during the PMI , or the PMI may not have been carried out.

CHECK the vehicle service history for recent service actions related to the GSM , IPMA or GWM . If recent service history is found:
- verify correct replacement module was installed
  - HVBOM may be used to verify correct part fitment
- verify the configuration of replacement module was correct
  - re-configure module using as-built data if prior configuration is suspect
- verify the module was not obtained from a like vehicle and installed into customer vehicle
  - return the swapped module to source vehicle and obtain new replacement module

Operate the system and determine if the observable symptom is still present.

Is the observable symptom still present?

Yes

GO to H8

No	The system is operating correctly at this time. The concern may have been due to incorrect parts replacement procedures or incorrect module configuration.

H8 CHECK FOR CORRECT GSM (GEAR SHIFT MODULE) OPERATION

Ignition OFF.

Disconnect and inspect all GSM connectors.

Repair:
- corrosion (install new connector or terminals - clean module pins)
- damaged or bent pins - install new terminals/pins
- pushed-out pins - install new pins as necessary

Reconnect the GSM connectors. Make sure they seat and latch correctly.

Operate the system to determine if the concern is still present.

Is the concern still present?

Yes

No	The system is operating correctly at this time. The concern may have been caused by module connections. ADDRESS the root cause of any connector or pin issues.

PINPOINT TEST I: U0121:00, U0415:82, U0415:83 OR U0415:86

Refer to Wiring Diagrams Cell 14 for schematic and connector information.

Normal Operation and Fault Conditions

The IPMA communicates with the ABS module on the HS-CAN2 .

DTC Fault Trigger Conditions

DTC	Description	Fault Trigger Condition
IPMA U0121:00	Lost Communication With Anti-Lock Brake System (ABS) Control Module 'A': No Sub Type Information	A continuous memory DTC that sets in the IPMA if messages received from the ABS module through the GWM are missing 5 seconds or longer.
IPMA U0415:82	Invalid Data Received from Anti-Lock Brake System (ABS) Control Module 'A': Alive/Sequence Counter Incorrect/Not Updated	A continuous memory DTC that sets in the IPMA if the IPMA fails to receive updated ABS data from ABS module.
IPMA U0415:83	Invalid Data Received from Anti-Lock Brake System (ABS) Control Module 'A': Value Of Signal Protection Calculation Incorrect	A continuous memory DTC that sets in the IPMA when IPMA receive the value of signal protection calculation incorrect from ABS .
IPMA U0415:86	Invalid Data Received from Anti-Lock Brake System (ABS) Control Module 'A': Signal Invalid	A continuous memory DTC that sets in the IPMA when IPMA receive the invalid signal from ABS .

Possible Sources

Communication network concern
ABS module
IPMA concern
GWM

I1 VERIFY THE CUSTOMER CONCERN

Ignition ON.

Verify there is an observable symptom present.

Is there an observable symptom present?

Yes

GO to I2

No	CLEAR the DTC . The system is operating normally at this time. The DTC may have been set due to high network traffic or an intermittent fault condition.

I2 CHECK THE COMMUNICATION NETWORK

Using a diagnostic scan tool, perform a network test.

Does the ABS module pass the network test?

Yes

GO to I3

No	REFER to: Controller Area Network (CAN) Module Communications Network (418-00A Controller Area Network (CAN) Module Communications Network, Diagnosis and Testing). REFER to: Ethernet Module Communications Network (418-00B Ethernet Module Communications Network, Diagnosis and Testing).

I3 PERFORM THE IPMA (IMAGE PROCESSING MODULE A) SELF-TEST

Using a diagnostic scan tool, perform the IPMA self-test.

Are any non-network Diagnostic Trouble Codes (DTCs) present?

Yes

DIAGNOSE all non-network Diagnostic Trouble Codes (DTCs). REFER to the IPMA DTC Chart in this section.

GO to I4

I4 PERFORM THE ABS (ANTI-LOCK BRAKE SYSTEM) MODULE SELF-TEST

Using a diagnostic scan tool, perform the ABS module self-test.

Are any non-network Diagnostic Trouble Codes (DTCs) present?

Yes

DIAGNOSE all non-network Diagnostic Trouble Codes (DTCs).
REFER to: Anti-Lock Brake System (ABS) and Stability Control (206-09 Anti-Lock Brake System (ABS) and Stability Control, Diagnosis and Testing).

GO to I6

I5 PERFORM THE GWM (GATEWAY MODULE A) SELF-TEST

Using a diagnostic scan tool, perform the GWM self-test.

Are any Diagnostic Trouble Codes (DTCs) set?

Yes

GO to I6

I6 RECHECK THE IPMA (IMAGE PROCESSING MODULE A) DIAGNOSTIC TROUBLE CODES (DTCS)

NOTE: Make sure that the brake pedal remains in the rest position. A DTC may be set if the brake pedal is applied while performing the IPMA self-test procedure.

Using a diagnostic scan tool, clear the IPMA Diagnostic Trouble Codes (DTCs).

Ignition OFF.

Ignition ON.

Wait 10 seconds.

Using the diagnostic scan tool, perform the continuous memory self-test.

Check the IPMA Diagnostic Trouble Codes (DTCs).

Is DTC U0121:00 or U0415:82 or U0415:83 or U0415:86 still present?

Yes

GO to I7

No	The system is operating correctly at this time. The DTC may have been set due to high network traffic or an intermittent fault condition.

I7 CHECK FOR OTHER CAUSES OF COMMUNICATION NETWORK CONCERN

NOTE: If new modules were installed prior to the DTC being set, the module configuration may be incorrectly set during the PMI , or the PMI may not have been carried out.

CHECK the vehicle service history for recent service actions related to the ABS module or IPMA . If recent service history is found:
- verify correct replacement module was installed
  - HVBOM may be used to verify correct part fitment
- verify the configuration of replacement module was correct
  - re-configure module using as-built data if prior configuration is suspect
- verify the module was not obtained from a like vehicle and installed into customer vehicle
  - return the swapped module to source vehicle and obtain new replacement module

Operate the system and determine if the observable symptom is still present.

Is the observable symptom still present?

Yes

GO to I8

No	The system is operating correctly at this time. The concern may have been due to incorrect parts replacement procedures or incorrect module configuration.

I8 CHECK FOR CORRECT ABS (ANTI-LOCK BRAKE SYSTEM) MODULE OPERATION

Ignition OFF.

Disconnect and inspect the ABS module connectors.

Repair:
- corrosion (install new connector or terminals – clean module pins)
- damaged or bent pins – install new terminals/pins
- pushed-out pins – install new pins as necessary

Reconnect the ABS module connectors. Make sure they seat and latch correctly.

Operate the system and determine if the concern is still present.

Is the concern still present?

Yes

CHECK OASIS for any applicable service articles: TSB , GSB , SSM or FSA . If a service article exists for this concern, DISCONTINUE this test and FOLLOW the service article instructions. If no service articles address this concern,
REFER to: Anti-Lock Brake System (ABS) and Stability Control (206-09 Anti-Lock Brake System (ABS) and Stability Control, Diagnosis and Testing).

No	The system is operating correctly at this time. The concern may have been caused by a loose or corroded connector. ADDRESS the root cause of any connector or pin issues.

PINPOINT TEST J: SIDE OBSTACLE DETECTION CONTROL MODULE COMMUNICATION FAULTS - MULTIPLE DTC'S

Normal Operation and Fault Conditions

REFER to: Lane Keeping System - System Operation and Component Description (419-07 Lane Keeping System, Description and Operation).

DTC Fault Trigger Conditions

DTC	Description	Fault Trigger Condition
IPMA U0232:00	Lost Communication With Side Obstacle Detection Control Module 'A': No Sub Type Information	A continuous memory DTC that sets in the IPMA if data messages received from the SODL through the GWM are missing 5 seconds or longer.
IPMA U0233:00	Lost Communication With Side Obstacle Detection Control Module 'B': No Sub Type Information	A continuous memory DTC that sets in the IPMA if data messages received from the SODR through the GWM are missing 5 seconds or longer.
IPMA U024E:00	Lost Communication With Side Obstacle Detection Control Module 'C': No Sub Type Information	A continuous memory DTC that sets in the IPMA if data messages received from the SODCMC through the GWM are missing 5 seconds or longer.
IPMA U024F:00	Lost Communication With Side Obstacle Detection Control Module 'D': No Sub Type Information	A continuous memory DTC that sets in the IPMA if data messages received from the SODCMD through the GWM are missing 5 seconds or longer.
IPMA U0533:86	Invalid Data Received From Side Obstacle Detection Control Module 'A': Signal Invalid	A continuous memory DTC that sets in the IPMA if invalid data messages received from the SODL through the GWM .
IPMA U0534:86	Invalid Data Received From Side Obstacle Detection Control Module 'B': Signal Invalid	A continuous memory DTC that sets in the IPMA if invalid data messages received from the SODR through the GWM .
IPMA U054F:86	Invalid Data Received From Side Obstacle Detection Control Module 'C': Signal Invalid	A continuous memory DTC that sets in the IPMA if invalid data messages received from the SODCMC through the GWM .
IPMA U0550:86	Invalid Data Received From Side Obstacle Detection Control Module 'D': Signal Invalid	A continuous memory DTC that sets in the IPMA if invalid data messages received from the SODCMD through the GWM .

Possible Sources

Communication concern
GWM
SODL
SODR
SODCMC
SODCMD

J1 VERIFY THE CUSTOMER CONCERN

Ignition ON.

Verify there is an observable symptom present.

Is an observable symptom present?

Yes

GO to J2

No	CLEAR the DTC . The system is operating correctly at this time. The DTC may have been set due to high network traffic or an intermittent fault condition.

J2 CHECK THE COMMUNICATION NETWORK

Using a diagnostic scan tool, perform the network test.

Does the SODL , SODR , SODCMC or SODCMD pass the network test?

Yes

GO to J3

No	REFER to: Controller Area Network (CAN) Module Communications Network (418-00A Controller Area Network (CAN) Module Communications Network, Diagnosis and Testing). REFER to: Ethernet Module Communications Network (418-00B Ethernet Module Communications Network, Diagnosis and Testing).

J3 PERFORM THE IPMA (IMAGE PROCESSING MODULE A) SELF-TEST

Using a diagnostic scan tool, perform the IPMA self-test.

Are any non-network Diagnostic Trouble Codes (DTCs) present?

Yes

DIAGNOSE all non-network Diagnostic Trouble Codes (DTCs). REFER to the IPMA DTC Chart in this section.

GO to J4

J4 CHECK THE GWM (GATEWAY MODULE A) DIAGNOSTIC TROUBLE CODES (DTCS)

Using a diagnostic scan tool, check the GWM Diagnostic Trouble Codes (DTCs).

Are any Diagnostic Trouble Codes (DTCs) present?

Yes

GO to J5

J5 PERFORM THE SODR (SIDE OBSTACLE DETECTION CONTROL MODULE RH) OR SODL (SIDE OBSTACLE DETECTION CONTROL MODULE LH) OR SODCMC (SIDE OBSTACLE DETECTION CONTROL MODULE C) OR SODCMD (SIDE OBSTACLE DETECTION CONTROL MODULE D) MODULE SELF-TEST

Using a diagnostic scan tool, perform the SODL module, SODR module, SODCMC or SODCMD self-test.

Are any non-network Diagnostic Trouble Codes (DTCs) present?

Yes

REFER to: Blind Spot Information System (419-04A Side and Rear Vision, Diagnosis and Testing).

GO to J6

J6 RECHECK THE IPMA (IMAGE PROCESSING MODULE A) DIAGNOSTIC TROUBLE CODES (DTCS)

Using a diagnostic scan tool, clear the IPMA Diagnostic Trouble Codes (DTCs).

Ignition OFF.

Ignition ON.

Wait 10 seconds.

Using a diagnostic scan tool, perform the continuous memory self-test. Check the IPMA Diagnostic Trouble Codes (DTCs).

Is DTC U0232:00, U0233:00, U024E:00, U024F:00, U0533:86, U0534:86, U054F:86 OR U0550:86 still present?

Yes

GO to J7

No	The system is operating correctly at this time. The DTC may have been set due to high network traffic or an intermittent fault condition.

J7 CHECK FOR OTHER CAUSES OF COMMUNICATION NETWORK CONCERN

NOTE: If new modules were installed prior to the DTC being set, the module configuration may be incorrectly set during PMI or the PMI may not have been carried out.

Check the vehicle service history for recent service actions related to the SODL , SODR , SODCMC , SODCMD and the IPMA . If recent service history is found:
- verify correct replacement module was installed
  - HVBOM may be used to verify correct part number
- verify the configuration of replacement module was correct
  - re-configure module using as-built data if prior configuration is suspect
- verify the module was not obtained from a like vehicle and installed into customer vehicle
  - return the swapped module to source vehicle and obtain new replacement module

Operate the system and determine if the observable symptom is still present.

Is the observable symptom still present?

Yes

GO to J8

No	The system is operating correctly at this time. The concern may have been due to incorrect parts replacement procedures or incorrect module configuration.

J8 CHECK FOR CORRECT SODL (SIDE OBSTACLE DETECTION CONTROL MODULE LH) , SODR (SIDE OBSTACLE DETECTION CONTROL MODULE RH) , SODCMC (SIDE OBSTACLE DETECTION CONTROL MODULE C) AND SODCMD (SIDE OBSTACLE DETECTION CONTROL MODULE D) OPERATION

Disconnect and inspect all the SODL , SODR , SODCMC or the SODCMD connectors.

Repair:
- corrosion (install new connectors or terminals - clean module pins)
- damaged or bent pins - install new terminals pins
- pushed-out pins - install new pins as necessary

Reconnect the SODL , SODR , SODCMC AND SODCMD connectors and make sure they seat and latch correctly.

Operate the system and determine if the concern is still present.

Is the concern still present?

Yes

CHECK OASIS for any applicable service articles: TSB , GSB , SSM , or FSA . If a service article exists for this concern, DISCONTINUE this test and FOLLOW the service article instructions. If no service articles address this concern, replace suspect module:
INSTALL a new SODCM
REFER to: Side Obstacle Detection Control Module (SODCM) (419-04A Side and Rear Vision, Removal and Installation). INSTALL a new SODCMC ,
REFER to: Side Obstacle Detection Control Module C (SODCMC) (419-04A Side and Rear Vision, Removal and Installation). INSTALL a new SODCMD ,
REFER to: Side Obstacle Detection Control Module D (SODCMD) (419-04A Side and Rear Vision, Removal and Installation).

No	The system is operating correctly at this time. The concern may have been caused by module connections. ADDRESS the root cause of any connector or pin issues.

PINPOINT TEST K: U0131:00

Refer to Wiring Diagrams Cell 14 for schematic and connector information.

Normal Operation and Fault Conditions

REFER to: Lane Keeping System - System Operation and Component Description (419-07 Lane Keeping System, Description and Operation).

DTC Fault Trigger Conditions

DTC	Description	Fault Trigger Condition
IPMA U0131:00	Lost Communication With Power Steering Control Module 'A': No Sub Type Information	A continuous memory DTC that sets in the IPMA if messages received from the PSCM through the GWM are missing or 5 seconds or longer.

Possible Sources

Communication concern
PSCM (integral to the steering gear)
IPMA concern
Battery voltage concern
GWM

K1 VERIFY THE CUSTOMER CONCERN

Ignition ON.

Verify there is an observable symptom present.

Is there an observable symptom present?

Yes

GO to K2

No	CLEAR the DTC . The system is operating normally at this time. The DTC may have been set due to high network traffic or an intermittent fault condition.

K2 CHECK THE COMMUNICATION NETWORK

Using a diagnostic scan tool, perform a network test.

Does the PSCM pass the network test?

Yes

GO to K3

No	REFER to: Controller Area Network (CAN) Module Communications Network (418-00A Controller Area Network (CAN) Module Communications Network, Diagnosis and Testing). REFER to: Ethernet Module Communications Network (418-00B Ethernet Module Communications Network, Diagnosis and Testing).

K3 PERFORM THE IPMA (IMAGE PROCESSING MODULE A) SELF-TEST

Using a diagnostic scan tool, perform the IPMA self-test.

Are any non-network Diagnostic Trouble Codes (DTCs) present?

Yes

DIAGNOSE all non-network Diagnostic Trouble Codes (DTCs). REFER to IPMA DTC Chart in this section.

GO to K4

K4 PERFORM THE PSCM (POWER STEERING CONTROL MODULE) SELF-TEST

Using a diagnostic scan tool, perform the PSCM self-test.

Are any Diagnostic Trouble Codes (DTCs) present?

Yes

DIAGNOSE all non-network Diagnostic Trouble Codes (DTCs).
REFER to: Power Steering (211-02 Power Steering, Diagnosis and Testing).

GO to K5

K5 PERFORM THE GWM (GATEWAY MODULE A) SELF-TEST

Using a diagnostic scan tool, perform the GWM self-test.

Are any Diagnostic Trouble Codes (DTCs) recorded?

Yes

GO to K6

K6 RECHECK THE IPMA (IMAGE PROCESSING MODULE A) DIAGNOSTIC TROUBLE CODES (DTCS)

Using a diagnostic scan tool, clear the IPMA Diagnostic Trouble Codes (DTCs).

Ignition OFF.

Ignition ON.

Wait 10 seconds.

Retrieve the Continuous Memory Diagnostic Trouble Codes (CMDTCs) from all modules.

Check the IPMA Diagnostic Trouble Codes (DTCs).

Is DTC U0131:00 still present?

Yes

GO to K7

No	The system is operating correctly at this time. The DTC may have set due to high network traffic or an intermittent fault condition.

K7 CHECK FOR OTHER CAUSES OF COMMUNICATION NETWORK CONCERN

NOTE: If new modules were installed prior to the DTC being set, the module configuration may be incorrectly set during the PMI , or the PMI may not have been carried out.

CHECK the vehicle service history for recent service actions related to the PSCM , GWM or IPMA . If recent service history is found:
- verify correct replacement module was installed
  - HVBOM may be used to verify correct part fitment
- verify the configuration of replacement module was correct
  - re-configure module using as-built data if prior configuration is suspect
- verify the module was not obtained from a like vehicle and installed into customer vehicle
  - return the swapped module to source vehicle and obtain new replacement module

Operate the system and determine if the observable symptom is still present.

Is the observable symptom still present?

Yes

GO to K8

No	The system is operating correctly at this time. The concern may have been due to incorrect parts replacement procedures or incorrect module configuration.

K8 CHECK FOR CORRECT PSCM (POWER STEERING CONTROL MODULE) OPERATION

Ignition OFF.

Disconnect and inspect all PSCM connectors.

Repair:
- corrosion (install new connector or terminals - clean module pins)
- damaged or bent pins - install new terminals/pins
- pushed-out pins - install new pins as necessary

Reconnect the PSCM connectors. Make sure they seat and latch correctly.

Operate the system to determine if the concern is still present.

Is the concern still present?

Yes

No	The system is operating correctly at this time. The concern may have been caused by module connections. ADDRESS the root cause of any connector or pin issues.

PINPOINT TEST L: U0140:00

Refer to Wiring Diagrams Cell 14 for schematic and connector information.

Normal Operation and Fault Conditions

The IPMA communicates with the BCM through the FD-CAN , GWM and HS-CAN1 .

DTC Fault Trigger Conditions

DTC	Description	Fault Trigger Condition
IPMA U0140:00	Lost Communication With Body Control Module: No Sub Type Information	A continuous memory DTC that sets in the IPMA if messages received from the BCM through the GWM are missing for 5 seconds or longer.

Possible Sources

Communication network concern
GWM concern
BCM
IPMA concern

L1 VERIFY THE CUSTOMER CONCERN

Ignition ON.

Verify that there is an observable symptom present.

Is there an observable symptom present?

Yes

GO to L2

No	CLEAR the DTC . The system is operating normally at this time. The DTC may have been set due to high network traffic or an intermittent fault condition.

L2 CHECK THE COMMUNICATION NETWORK

Using a diagnostic scan tool, perform a network test.

Do the BCM and the GWM pass the network test?

Yes

GO to L3

No	REFER to: Controller Area Network (CAN) Module Communications Network (418-00A Controller Area Network (CAN) Module Communications Network, Diagnosis and Testing). REFER to: Ethernet Module Communications Network (418-00B Ethernet Module Communications Network, Diagnosis and Testing).

L3 PERFORM THE IPMA (IMAGE PROCESSING MODULE A) SELF-TEST

Using a diagnostic scan tool, perform the IPMA self-test.

Are any Diagnostic Trouble Codes (DTCs) recorded?

Yes

DIAGNOSE all non-network Diagnostic Codes (DTCs). REFER to the IPMA DTC Chart in this section.

GO to L4

L4 PERFORM THE BCM (BODY CONTROL MODULE) SELF-TEST

Using a diagnostic scan tool, perform the BCM self-test.

Are any non-network Diagnostic Trouble Codes (DTCs) present?

Yes

DIAGNOSE all non-network Diagnostic Trouble Codes (DTCs). REFER to: Body Control Module (BCM) (419-10 Multifunction Electronic Modules, Diagnosis and Testing).

GO to L5

L5 CHECK THE GWM (GATEWAY MODULE A) CONTINUOUS MEMORY DIAGNOSTIC TROUBLE CODES (CMDTCS)

Using a diagnostic scan tool, retrieve the GWM Continuous Memory Diagnostic Trouble Codes (CMDTCs).

Are any Diagnostic Trouble Codes (DTCs) recorded?

Yes

GO to L6

L6 RECHECK THE IPMA (IMAGE PROCESSING MODULE A) CONTINUOUS MEMORY DIAGNOSTIC TROUBLE CODES (CMDTCS)

Using a diagnostic scan tool, clear the IPMA Diagnostic Trouble Codes (DTCs).

Ignition OFF.

Wait 10 seconds.

Ignition ON.

Wait 10 seconds.

Using a diagnostic scan tool, perform the continuous memory self-test.

Check the IPMA Diagnostic Trouble Codes (DTCs).

Is DTC U0140:00 still present?

Yes

GO to L7

No	The system is operating correctly at this time. The DTC may have been set due to high network traffic or an intermittent fault condition.

L7 CHECK FOR OTHER CAUSES OF COMMUNICATION NETWORK CONCERN

NOTE: If new modules were installed prior to the DTC being set, the module configuration may be incorrectly set during the PMI , or the PMI may not have been carried out.

CHECK the vehicle service history for recent service actions related to the BCM , IPMA or GWM . If recent service history is found:
- verify correct replacement module was installed
  - HVBOM may be used to verify correct part fitment
- verify the configuration of replacement module was correct
  - re-configure module using as-built data if prior configuration is suspect
- verify the module was not obtained from a like vehicle and installed into customer vehicle
  - return the swapped module to source vehicle and obtain new replacement module

Operate the system and determine if the observable symptom is still present.

Is the observable symptom still present?

Yes

GO to L8

No	The system is operating correctly at this time. The concern may have been due to incorrect parts replacement procedures or incorrect module configuration.

L8 CHECK FOR CORRECT BCM (BODY CONTROL MODULE) OPERATION

Ignition OFF.

Disconnect and inspect all BCM connectors.

Repair:
- corrosion (install new connector or terminals – clean module pins)
- damaged or bent pins – install new terminals/pins
- pushed-out pins – install new pins as necessary

Reconnect the BCM connectors. Make sure they seat and latch correctly.

Operate the system and determine if the concern is still present.

Is the concern still present?

Yes

CHECK OASIS for any applicable service articles: TSB , GSB , SSM or FSA . If a service article exists for this concern, DISCONTINUE this test and FOLLOW the service article instructions. If no service articles address this concern, REPLACE the BCM .
REFER to: Body Control Module (BCM) (419-10 Multifunction Electronic Modules, Removal and Installation).

No	The system is operating correctly at this time. The concern may have been caused by a loose or corroded connector. ADDRESS the root cause of any connector or pin issues.

PINPOINT TEST M: U0151:00

Refer to Wiring Diagrams Cell 14 for schematic and connector information.

Normal Operation and Fault Conditions

The IPMA communicates with the RCM through the FD-CAN , GWM and HS-CAN2 .

DTC Fault Trigger Conditions

DTC	Description	Fault Trigger Condition
IPMA U0151:00	Lost Communication With Restraints Control Module: No Sub Type Information	A continuous memory DTC that sets in the IPMA if messages received from the RCM through the GWM are missing for 5 seconds or longer.

Possible Sources

Communication network concern
RCM
IPMA concern
GWM

M1 VERIFY THE CUSTOMER CONCERN

Ignition ON.

Verify that there is an observable symptom present.

Is there an observable symptom present?

Yes

GO to M2

No	CLEAR the DTC . The system is operating normally at this time. The DTC may have been set due to high network traffic or an intermittent fault condition.

M2 CHECK THE COMMUNICATION NETWORK

Using a diagnostic scan tool, perform a network test.

Does the RCM pass the network test?

Yes

GO to M3

No	REFER to: Controller Area Network (CAN) Module Communications Network (418-00A Controller Area Network (CAN) Module Communications Network, Diagnosis and Testing). REFER to: Ethernet Module Communications Network (418-00B Ethernet Module Communications Network, Diagnosis and Testing).

M3 PERFORM THE IPMA (IMAGE PROCESSING MODULE A) SELF-TEST

Using a diagnostic scan tool, perform the IPMA self-test.

Are any Diagnostic Trouble Codes (DTCs) present?

Yes

DIAGNOSE all non-network Diagnostic Trouble Codes (DTCs). REFER to the IPMA DTC chart in this section.

GO to M4

M4 PERFORM THE RCM (RESTRAINTS CONTROL MODULE) SELF-TEST

Using a diagnostic scan tool, perform the RCM self-test.

Are any non-network Diagnostic Trouble Codes (DTCs) present?

Yes

REFER to: Airbag Supplemental Restraint System (SRS) (501-20B Supplemental Restraint System, Diagnosis and Testing).

GO to M5

M5 PERFORM THE GWM (GATEWAY MODULE A) SELF-TEST

Using a diagnostic scan tool, perform the GWM self-test.

Are any Diagnostic Trouble Codes (DTCs) recorded?

Yes

GO to M6

M6 RECHECK THE IPMA (IMAGE PROCESSING MODULE A) DIAGNOSTIC TROUBLE CODES (DTCS)

Using a diagnostic scan tool, clear the IPMA Diagnostic Trouble Codes (DTCs).

Ignition OFF.

Ignition ON.

Wait 10 seconds.

Using a diagnostic scan tool, perform the continuous memory self-test.

Check the IPMA Diagnostic Trouble Codes (DTCs).

Is the DTC U0151:00 still present?

Yes

GO to M7

No	The system is operation correctly at this time. The DTC may have set due to high network traffic or an intermittent fault condition.

M7 CHECK FOR OTHER CAUSES OF COMMUNICATION NETWORK CONCERN

NOTE: If new modules were installed prior to the DTC being set, the module configuration may be incorrectly set during the PMI , or the PMI may not have been carried out.

CHECK the vehicle service history for recent service actions related to the RCM , GWM or IPMA . If recent service history is found:
- verify correct replacement module was installed
  - HVBOM may be used to verify correct part fitment
- verify the configuration of replacement module was correct
  - re-configure module using as-built data if prior configuration is suspect
- verify the module was not obtained from a like vehicle and installed into customer vehicle
  - return the swapped module to source vehicle and obtain new replacement module

Operate the system and determine if the observable symptom is still present.

Is the observable symptom still present?

Yes

GO to M8

No	The system is operating correctly at this time. The concern may have been due to incorrect parts replacement procedures or incorrect module configuration.

M8 CHECK FOR CORRECT RCM (RESTRAINTS CONTROL MODULE) OPERATION

Ignition OFF.

Disconnect and inspect all RCM connectors.

Repair:
- corrosion (install new connector or terminals - clean module pins)
- damaged or bent pins - install new terminals/pins
- pushed-out pins - install new pins as necessary

Reconnect the RCM connectors. Make sure they seat and latch correctly.

Operate the system to determine if the concern is still present.

Is the concern still present?

Yes

No	The system is operating correctly at this time. The concern may have been caused by module connections. ADDRESS the root cause of any connector or pin issues.

PINPOINT TEST N: U0155:00

Refer to Wiring Diagrams Cell 14 for schematic and connector information.

Normal Operation and Fault Conditions

The IPMA communicates with the IPC through the FD-CAN , GWM and HS-CAN3 .

DTC Fault Trigger Conditions

DTC	Description	Fault Trigger Condition
IPMA U0155:00	Lost Communication With Instrument Panel Cluster (IPC) Control Module: No Sub Type Information	A continuous memory DTC that sets in the IPMA if messages received from the IPC are missing for 5 seconds or longer.

Possible Sources

Communication network concern
IPC
GWM concern
IPMA concern

N1 VERIFY THE CUSTOMER CONCERN

Ignition ON.

Verify there is an observable symptom present.

Is there an observable symptom present?

Yes

GO to N2

No	CLEAR the DTC . The system is operating normally at this time. The DTC may have been set due to high network traffic or an intermittent fault condition.

N2 CHECK THE COMMUNICATION NETWORK

Using a diagnostic scan tool, perform a network test.

Does the IPC pass the network test?

Yes

GO to N3

No	REFER to: Controller Area Network (CAN) Module Communications Network (418-00A Controller Area Network (CAN) Module Communications Network, Diagnosis and Testing). REFER to: Ethernet Module Communications Network (418-00B Ethernet Module Communications Network, Diagnosis and Testing).

N3 PERFORM THE IPMA (IMAGE PROCESSING MODULE A) SELF-TEST

Using a diagnostic scan tool, perform the IPMA self-test.

Are any non-network Diagnostic Trouble Codes (DTCs) present?

Yes

DIAGNOSE all non-network Diagnostic Trouble Codes (DTCs). REFER to the DTC Chart in this section.

GO to N4

N4 PERFORM THE IPC (INSTRUMENT PANEL CLUSTER) SELF-TEST

Using a diagnostic scan tool, perform the IPC self-test.

Are any non-network Diagnostic Trouble Codes (DTCs) present?

Yes

DIAGNOSE all non-network Diagnostic Trouble Codes (DTCs).
REFER to: Instrumentation, Message Center and Warning Chimes (413-01 Instrumentation, Message Center and Warning Chimes, Diagnosis and Testing).
REFER to: Instrumentation, Message Center and Warning Chimes - Vehicles With: Head Up Display (HUD) (413-01 Instrumentation, Message Center and Warning Chimes, Diagnosis and Testing).

GO to N5

N5 PERFORM THE GWM (GATEWAY MODULE A) SELF-TEST

Using a diagnostic scan tool, perform the GWM self-test.

Are any Diagnostic Trouble Codes (DTCs) present?

Yes

SEE the GWM DTC Chart.
REFER to: Controller Area Network (CAN) Module Communications Network (418-00A Controller Area Network (CAN) Module Communications Network, Diagnosis and Testing).
REFER to: Ethernet Module Communications Network (418-00B Ethernet Module Communications Network, Diagnosis and Testing).

GO to N6

N6 RECHECK THE IPMA (IMAGE PROCESSING MODULE A) DIAGNOSTIC TROUBLE CODES (DTCS)

Using a diagnostic scan tool, clear the IPMA Diagnostic Trouble Codes (DTCs).

Ignition OFF.

Ignition ON.

Wait 10 seconds.

Using a diagnostic scan tool, perform the continuous memory self-test.

Check the IPMA Diagnostic Trouble Codes (DTCs).

Is DTC U0155:00 still present?

Yes

GO to N7

No	The system is operating correctly at this time. The DTC may have been set due to high network traffic or an intermittent fault condition.

N7 CHECK FOR OTHER CAUSES OF COMMUNICATION NETWORK CONCERN

NOTE: If new modules were installed prior to the DTC being set, the module configuration may be incorrectly set during the PMI , or the PMI may not have been carried out.

CHECK the vehicle service history for recent service actions related to the IPC , GWM or IPMA . If recent service history is found:
- verify correct replacement module was installed
  - HVBOM may be used to verify correct part fitment
- verify the configuration of replacement module was correct
  - re-configure module using as-built data if prior configuration is suspect
- verify the module was not obtained from a like vehicle and installed into customer vehicle
  - return the swapped module to source vehicle and obtain new replacement module

Operate the system and determine if the observable symptom is still present.

Is the observable symptom still present?

Yes

GO to N8

No	The system is operating correctly at this time. The concern may have been due to incorrect parts replacement procedures or incorrect module configuration.

N8 CHECK FOR CORRECT IPC (INSTRUMENT PANEL CLUSTER) OPERATION

Ignition OFF.

Disconnect and inspect the IPC connector.

Repair:
- corrosion (install new connector or terminals – clean module pins)
- damaged or bent pins – install new terminals/pins
- pushed-out pins – install new pins as necessary

Reconnect the IPC connector. Make sure it seats and latches correctly.

Operate the system and determine if the concern is still present.

Is the concern still present?

Yes

CHECK OASIS for any applicable service articles: TSB , GSB , SSM or FSA . If a service article exists for this concern, DISCONTINUE this test and FOLLOW the service article instructions. If no service articles address this concern,
REFER to: Instrument Panel Cluster (IPC) (413-01 Instrumentation, Message Center and Warning Chimes, Removal and Installation).

No	The system is operating correctly at this time. The concern may have been caused by a loose or corroded connector. ADDRESS the root cause of any connector or pin issues.

PINPOINT TEST O: U0212:00

Refer to Wiring Diagrams Cell 14 for schematic and connector information.

Normal Operation and Fault Conditions

The IPMA communicates with the SCCM through the FD-CAN , GWM and HS-CAN2 .

DTC Fault Trigger Conditions

DTC	Description	Fault Trigger Condition
IPMA U0212:00	Lost Communication With Steering Column Control Module: No Sub Type Information	A continuous memory DTC that sets in the IPMA if messages received from the SCCM through the GWM are missing for 5 seconds or longer.

Possible Sources

Communication network concern
SCCM
IPMA concern
GWM

O1 VERIFY THE CUSTOMER CONCERN

Ignition ON.

Verify there is an observable symptom present.

Is there an observable symptom present?

Yes

GO to O2

No	CLEAR the DTC . The system is operating normally at this time. The DTC may have been set due to high network traffic or an intermittent fault condition.

O2 CHECK THE COMMUNICATION NETWORK

Using a diagnostic scan tool, perform a network test.

Does the SCCM pass the network test?

Yes

GO to O3

No	REFER to: Controller Area Network (CAN) Module Communications Network (418-00A Controller Area Network (CAN) Module Communications Network, Diagnosis and Testing). REFER to: Ethernet Module Communications Network (418-00B Ethernet Module Communications Network, Diagnosis and Testing).

O3 PERFORM THE IPMA (IMAGE PROCESSING MODULE A) SELF-TEST

Using a diagnostic scan tool, perform the IPMA self-test.

Are any non-network Diagnostic Trouble Codes (DTCs) present?

Yes

DIAGNOSE all non-network Diagnostic Trouble Codes (DTCs). REFER to the DTC Chart in this section.

GO to O4

O4 PERFORM THE SCCM (STEERING COLUMN CONTROL MODULE) SELF-TEST

Using a diagnostic scan tool, perform the SCCM self-test.

Are any non-network Diagnostic Trouble Codes (DTCs) present?

Yes

DIAGNOSE all non-network Diagnostic Trouble Codes (DTCs).
REFER to: Steering Wheel and Column Electrical Components (211-05 Steering Wheel and Column Electrical Components, Diagnosis and Testing).

GO to O5

O5 PERFORM THE GWM (GATEWAY MODULE A) SELF-TEST

Using a diagnostic scan tool, perform the GWM self-test.

Are any Diagnostic Trouble Codes (DTCs) recorded?

Yes

GO to O6

O6 RECHECK THE IPMA (IMAGE PROCESSING MODULE A) DIAGNOSTIC TROUBLE CODES (DTCS)

Using a diagnostic scan tool, clear the IPMA Diagnostic Trouble Codes (DTCs).

Ignition OFF.

Ignition ON.

Wait 10 seconds.

Using the diagnostic scan tool, perform the continuous memory self-test.

Check the IPMA Diagnostic Trouble Codes (DTCs).

Is DTC U0212:00?

Yes

GO to O7

No	The system is operating correctly at this time. The DTC may have been set due to high network traffic or an intermittent fault condition.

O7 CHECK FOR OTHER CAUSES OF COMMUNICATION NETWORK CONCERN

NOTE: If new modules were installed prior to the DTC being set, the module configuration may be incorrectly set during the PMI , or the PMI may not have been carried out.

CHECK the vehicle service history for recent service actions related to the SCCM , GWM or IPMA . If recent service history is found:
- verify correct replacement module was installed
  - HVBOM may be used to verify correct part fitment
- verify the configuration of replacement module was correct
  - re-configure module using as-built data if prior configuration is suspect
- verify the module was not obtained from a like vehicle and installed into customer vehicle
  - return the swapped module to source vehicle and obtain new replacement module

Operate the system and determine if the observable symptom is still present.

Is the observable symptom still present?

Yes

GO to O8

No	The system is operating correctly at this time. The concern may have been due to incorrect parts replacement procedures or incorrect module configuration.

O8 CHECK FOR CORRECT SCCM (STEERING COLUMN CONTROL MODULE) OPERATION

Ignition OFF.

Disconnect and inspect the SCCM connectors.

Repair:
- corrosion (install new connector or terminals – clean module pins)
- damaged or bent pins – install new terminals/pins
- pushed-out pins – install new pins as necessary

Reconnect the SCCM connectors. Make sure they seat and latch correctly.

Operate the system and determine if the concern is still present.

Is the concern still present?

Yes

CHECK OASIS for any applicable service articles: TSB , GSB , SSM or FSA . If a service article exists for this concern, DISCONTINUE this test and FOLLOW the service article instructions. If no service articles address this concern, INSTALL a new SCCM . REFER to: Steering Column Control Module (SCCM) (211-05 Steering Wheel and Column Electrical Components, Removal and Installation).

No	The system is operating correctly at this time. The concern may have been caused by a loose or corroded connector. ADDRESS the root cause of any connector or pin issues.

PINPOINT TEST P: U0253:00

Refer to Wiring Diagrams Cell 14 for schematic and connector information.

Normal Operation and Fault Conditions

The IPMA communicates with the APIM through the FD-CAN , GWM and HS-CAN3 .

DTC Fault Trigger Conditions

DTC	Description	Fault Trigger Condition
IPMA U0253:00	Lost Communication With Accessory Protocol Interface Module: No Sub Type Information	A continuous memory DTC that sets in the IPMA if messages received from the APIM through the GWM are missing for 5 seconds or longer.

Possible Sources

Communication network concern
APIM
IPMA concern
GWM concern

P1 VERIFY THE CUSTOMER'S CONCERN

Ignition ON.

Verify there is an observable symptom present.

Is an observable symptom present?

Yes

GO to P2

No	CLEAR the DTC . The system is operating normally at this time. The DTC may have been set due to high network traffic or an intermittent fault condition.

P2 VERIFY THAT THE DIAGNOSTIC SCAN TOOL COMMUNICATES WITH THE APIM (SYNC MODULE)

Connect a diagnostic scan tool.

Check that a vehicle session can be established using the diagnostic scan tool.

Can a vehicle session be established?

Yes

GO to P3

No	REFER to: Controller Area Network (CAN) Module Communications Network (418-00A Controller Area Network (CAN) Module Communications Network, Diagnosis and Testing). REFER to: Ethernet Module Communications Network (418-00B Ethernet Module Communications Network, Diagnosis and Testing).

P3 PERFORM THE IPMA (IMAGE PROCESSING MODULE A) SELF-TEST

Using a diagnostic scan tool, perform the IPMA self-test.

Clear the Diagnostic Trouble Codes (DTCs).

Wait 10 seconds.

Repeat the IPMA self-test.

Are any non-network Diagnostic Trouble Codes (DTCs) present?

Yes

DIAGNOSE all non-network Diagnostic Trouble Codes (DTCs). REFER to the IPMA DTC Chart in this section.

GO to P4

P4 PERFORM THE APIM (SYNC MODULE) SELF-TEST

Using a diagnostic scan tool, perform the APIM KOEO self-test.

Are any non-network Diagnostic Trouble Codes (DTCs) present?

Yes

DIAGNOSE all non-network Diagnostic Trouble Codes (DTCs).
REFER to: Information and Entertainment System (415-00 Information and Entertainment System - General Information - Vehicles With: SYNC 4, Diagnosis and Testing).

GO to P5

P5 PERFORM THE GWM (GATEWAY MODULE A) SELF-TEST

Using a diagnostic scan tool, perform the GWM self-test.

Are any Diagnostic Trouble Codes (DTCs) recorded?

Yes

SEE the GWM DTC Chart. REFER to: Controller Area Network (CAN) Module Communications Network (418-00A Controller Area Network (CAN) Module Communications Network, Diagnosis and Testing).
REFER to: Ethernet Module Communications Network (418-00B Ethernet Module Communications Network, Diagnosis and Testing).

GO to P6

P6 RECHECK THE IPMA (IMAGE PROCESSING MODULE A) DIAGNOSTIC TROUBLE CODES (DTCS)

Using a diagnostic scan tool, clear the IPMA Diagnostic Trouble Codes (DTCs).

Ignition OFF.

Ignition ON.

Wait 10 seconds.

Using a diagnostic scan tool, perform the continuous memory self-test.

Check the IPMA Diagnostic Trouble Codes (DTCs).

Is DTC U0253:00 still present?

Yes

GO to P7

No	The system is operating correctly at this time. This DTC may have been set due to high network traffic or an intermittent fault condition.

P7 CHECK FOR OTHER CAUSES OF COMMUNICATION NETWORK CONCERN

NOTE: If new modules were installed prior to the DTC being set, the module configuration may be incorrectly set during the PMI , or the PMI may not have been carried out.

CHECK the vehicle service history for recent service actions related to the APIM , IPMA or GWM . If recent service history is found:
- verify correct replacement module was installed
  - HVBOM may be used to verify correct part fitment
- verify the configuration of replacement module was correct
  - re-configure module using as-built data if prior configuration is suspect
- verify the module was not obtained from a like vehicle and installed into customer vehicle
  - return the swapped module to source vehicle and obtain new replacement module

Operate the system and determine if the observable symptom is still present.

Is the observable symptom still present?

Yes

GO to P8

No	The system is operating correctly at this time. The concern may have been due to incorrect parts replacement procedures or incorrect module configuration.

P8 CHECK FOR CORRECT APIM (SYNC MODULE) OPERATION

Ignition OFF.

Disconnect and inspect all APIM connectors.

Repair:
- corrosion (install new connector or terminals – clean module pins)
- damaged or bent pins – install new terminals/pins
- pushed-out pins – install new pins as necessary

Reconnect the APIM module connectors. Make sure they seat and latch correctly.

Operate the system and determine if the concern is still present.

Is the concern still present?

Yes

No	The system is operating correctly at this time. The concern may have been caused by a loose or corroded connector. ADDRESS the root cause of any connector or pin issues.

PINPOINT TEST Q: U0122:00

Normal Operation and Fault Conditions

REFER to: Lane Keeping System - System Operation and Component Description (419-07 Lane Keeping System, Description and Operation).

DTC Fault Trigger Conditions

DTC	Description	Fault Trigger Condition
IPMA U0122:00	Lost Communication With Vehicle Dynamics Control Module: No Sub Type Information	Sets in continuous memory in the IPMA if data messages received from the VDM through the GWM are missing for 5 seconds or longer.

Possible Sources

Communication concern
GWM concern
VDM
IPMA concern

Q1 VERIFY THE CUSTOMER CONCERN

Ignition ON.

Verify there is an observable symptom present.

Is an observable symptom present?

Yes

GO to Q2

No	CLEAR the DTC . The system is operating normally at this time. The DTC may have been set due to high network traffic or an intermittent fault condition.

Q2 CHECK THE COMMUNICATION NETWORK

Using a diagnostic scan tool, perform the network test.

Does the VDM pass the network test?

Yes

GO to Q3

No	REFER to: Controller Area Network (CAN) Module Communications Network (418-00A Controller Area Network (CAN) Module Communications Network, Diagnosis and Testing). REFER to: Ethernet Module Communications Network (418-00B Ethernet Module Communications Network, Diagnosis and Testing).

Q3 PERFORM THE IPMA (IMAGE PROCESSING MODULE A) SELF-TEST

Using a diagnostic scan tool, perform the IPC self-test.

Are any non-network Diagnostic Trouble Codes (DTCs) present?

Yes

DIAGNOSE all non-network Diagnostic Trouble Codes (DTCs). REFER to the IPMA DTC Chart in this section.

GO to Q4

Q4 CHECK THE GWM (GATEWAY MODULE A) DIAGNOSTIC TROUBLE CODES (DTCS)

Using a diagnostic scan tool, check the GWM Diagnostic Trouble Codes (DTCs).

Are any Diagnostic Trouble Codes (DTCs) recorded?

Yes

No	Vehicle with VDM : GO to Q5 Vehicle without VDM : GO to Q7

Q5 PERFORM THE VDM (VEHICLE DYNAMICS CONTROL MODULE) SELF-TEST (VEHICLE IS EQUIPPED WITH VDM)

Using a diagnostic scan tool, perform the VDM self-test.

Are any non-network Diagnostic Trouble Codes (DTCs) present?

Yes

REFER to the Master DTC Chart.
REFER to: Vehicle Dynamic Suspension (204-05 Vehicle Dynamic Suspension, Diagnosis and Testing).

GO to Q6

Q6 PERFORM THE VDM (VEHICLE DYNAMICS CONTROL MODULE) SELF-TEST (VEHICLE IS EQUIPPED WITH VDM) DIAGNOSTIC TROUBLE CODES (DTCS)

Using a diagnostic scan tool, clear the VDM Diagnostic Trouble Codes (DTCs).

Ignition OFF.

Ignition ON.

Wait 10 seconds.

Using a diagnostic scan tool, perform the continuous memory self-test.

Check the VDM Diagnostic Trouble Codes (DTCs).

Is DTC U0122:00 still present?

Yes

GO to Q7

No	The system is operating correctly at this time. The DTC may have been set due to high network traffic or an intermittent fault condition.

Q7 CHECK FOR OTHER CAUSES OF COMMUNICATION NETWORK CONCERN

NOTE: If new modules were installed prior to the DTC being set, the module configuration can be incorrectly set during the PMI or the PMI may not have been carried out.

CHECK the vehicle service history for recent service actions related to the VDM , GWM or IPMA . If recent service history is found:
- verify correct replacement module was installed
  - HVBOM may be used to verify correct part fitment
- verify the configuration of replacement module was correct
  - re-configure module using as-built data if prior configuration is suspect
- verify the module was not obtained from a like vehicle and installed into customer vehicle
  - return the swapped module to source vehicle and obtain new replacement module

Operate the system and determine if the observable symptom is still present.

Is the observable symptom still present?

Yes

GO to Q8

No	The system is operating correctly at this time. The concern may have been due to incorrect parts replacement procedures or incorrect module configuration.

Q8 CHECK FOR CORRECT VDM (VEHICLE DYNAMICS CONTROL MODULE) OPERATION

Ignition OFF.

Disconnect and inspect all VDM connector.

Repair:
- corrosion (install new connector or terminals – clean module pins)
- damaged or bent pins – install new terminals/pins
- pushed-out pins – install new pins as necessary

Reconnect all the VDM connector. Make sure it seats and latches correctly.

Operate the system and determine if the concern is still present.

Is the concern still present?

Yes

CHECK OASIS for any applicable service articles: TSB , GSB , SSM or FSA . If a service article exists for this concern, DISCONTINUE this test and FOLLOW the service article instructions. If no service articles address this concern, INSTALL a new VDM .
REFER to: Vehicle Dynamics Control Module (VDM) (204-05 Vehicle Dynamic Suspension, Removal and Installation).

No	The system is operating correctly at this time. The concern may have been caused by module connections. ADDRESS the root cause of any connector or pin issues.

PINPOINT TEST R: U0130:00

Normal Operation and Fault Conditions

REFER to: Lane Keeping System - System Operation and Component Description (419-07 Lane Keeping System, Description and Operation).

DTC Fault Trigger Conditions

DTC	Description	Fault Trigger Condition
IPMA U0130:00	Lost Communication With Steering Effort Control Module: No Sub Type Information	Sets in continuous memory in the IPMA if data messages received from the SCCM through the GWM are missing for 5 seconds or longer.

Possible Sources

Communication concern
GWM
SCCM
IPMA

R1 VERIFY THE CUSTOMER CONCERN

Ignition ON.

Verify there is an observable symptom present.

Is an observable symptom present?

Yes

GO to R2

No	CLEAR the DTC . The system is operating normally at this time. The DTC may have been set due to high network traffic or an intermittent fault condition.

R2 CHECK THE COMMUNICATION NETWORK

Using a diagnostic scan tool, perform the network test.

Does the SCCM pass the network test?

Yes

GO to R3

No	REFER to: Controller Area Network (CAN) Module Communications Network (418-00A Controller Area Network (CAN) Module Communications Network, Diagnosis and Testing). REFER to: Ethernet Module Communications Network (418-00B Ethernet Module Communications Network, Diagnosis and Testing).

R3 PERFORM THE IPMA (IMAGE PROCESSING MODULE A) SELF-TEST

Using a diagnostic scan tool, perform the IPMA self-test.

Are any non-network Diagnostic Trouble Codes (DTCs) present?

Yes

DIAGNOSE all non-network Diagnostic Trouble Codes (DTCs). REFER to the IPMA DTC Chart in this section.

GO to R4

R4 CHECK THE GWM (GATEWAY MODULE A) DIAGNOSTIC TROUBLE CODES (DTCS)

Using a diagnostic scan tool, check the GWM Continuous Memory Diagnostic Trouble Codes (CMDTCs).

Are any Diagnostic Trouble Codes (DTCs) recorded?

Yes

GO to R5

R5 PERFORM THE SCCM (STEERING COLUMN CONTROL MODULE) SELF-TEST

Using a diagnostic scan tool, perform the SCCM self-test.

Are any non-network Diagnostic Trouble Codes (DTCs) present?

Yes

REFER to: Steering Wheel and Column Electrical Components (211-05 Steering Wheel and Column Electrical Components, Diagnosis and Testing).

GO to R6

R6 RECHECK THE IPMA (IMAGE PROCESSING MODULE A) DIAGNOSTIC TROUBLE CODES (DTCS)

Using a diagnostic scan tool, clear the IPMA Diagnostic Trouble Codes (DTCs).

Ignition OFF.

Ignition ON.

Wait 10 seconds.

Using a diagnostic scan tool, perform the continuous memory self-test.

Check the IPMA Diagnostic Trouble Codes (DTCs).

Is DTC U0130 still present?

Yes

GO to R7

No	The system is operating correctly at this time. The DTC may have been set due to high network traffic or an intermittent fault condition.

R7 CHECK FOR OTHER CAUSES OF COMMUNICATION NETWORK CONCERN

NOTE: If new modules were installed prior to the DTC being set, the module configuration may be incorrectly set during the PMI , or the PMI may not have been carried out.

CHECK the vehicle service history for recent service actions related to the SCCM , GWM or IPMA . If recent service history is found:
- verify correct replacement module was installed
  - vehicle parts build may be used to verify correct part fitment
- verify the configuration of replacement module was correct
  - re-configure module using as-built data if prior configuration is suspect
- verify the module was not obtained from a like vehicle and installed into customer vehicle
  - return the swapped module to source vehicle and obtain new replacement module

Operate the system and determine if the observable symptom is still present.

Is the observable symptom still present?

Yes

GO to R8

No	The system is operating correctly at this time. The concern may have been due to incorrect parts replacement procedures or incorrect module configuration.

R8 CHECK FOR CORRECT SCCM (STEERING COLUMN CONTROL MODULE) OPERATION

Ignition OFF.

Disconnect and inspect all SCCM connectors.

Repair:
- corrosion (install new connector or terminals – clean module pins)
- damaged or bent pins – install new terminals/pins
- pushed-out pins – install new pins as necessary

Reconnect all the SCCM connectors. Make sure they seat and latch correctly.

Operate the system and determine if the concern is still present.

Is the concern still present?

Yes

CHECK OASIS for any applicable service articles: TSB , GSB , SSM or FSA . If a service article exists for this concern, DISCONTINUE this test and FOLLOW the service article instructions. If no service articles address this concern, If no service articles address this concern,
REFER to: Power Steering (211-02 Power Steering, Diagnosis and Testing).

No	The system is operating correctly at this time. The concern may have been caused by module connections. ADDRESS the root cause of any connector or pin issues.

PINPOINT TEST S: C0072:00

Normal Operation and Fault Conditions

REFER to: Lane Keeping System - System Operation and Component Description (419-07 Lane Keeping System, Description and Operation).

DTC Fault Trigger Conditions

DTC	Description	Fault Trigger Condition
IPMA C0072:00	Brake Temperature Too High: No Sub Type Information	This DTC sets when the IPMA receives a brake over temperature message from the brake system.

Possible Sources

IPMA concern
Brake system

S1 CHECK FOR THE BRAKE TEMPERATURE

Ignition ON.

Using a diagnostic scan tool, clear the Diagnostic Trouble Codes (DTCs) for the module in question.

Is DTC C0072:00 still present?

Yes

ALLOW the brake system to cool for 30 minutes. CLEAR the DTC and REPEAT the self-test

No	The repair is complete.

PINPOINT TEST T: C1001:54 OR C1001:78

Normal Operation and Fault Conditions

REFER to: Lane Keeping System - System Operation and Component Description (419-07 Lane Keeping System, Description and Operation).

DTC Fault Trigger Conditions

DTC	Description	Fault Trigger Condition
IPMA C1001:54	Vision System Camera: Missing Calibration	This continuous memory DTC sets when a new IPMA has been installed without performing the calibration.
IPMA C1001:78	Vision System Camera: Alignment Or Adjustment Incorrect	This continuous and on-demand memory DTC sets when a new IPMA has been installed without performing the camera alignment and adjustment.

Possible Sources

Communication concern
IPMA concern
IPMA camera

T1 CHECK FOR CORRECT ALIGHNMENT, ADJUSTMENT & CALIBRATION OF IPMA (IMAGE PROCESSING MODULE A) CAMERA

Ignition ON.

Using a diagnostic scan tool, clear the Diagnostic Trouble Codes (DTCs) for the module in question.

Is DTC C1001:54 & C1001:78 still present?

Yes

PERFORM the camera alignment using a diagnostic scan tool.
REFER to: Lane Keeping System - System Operation and Component Description (419-07 Lane Keeping System, Description and Operation).

No	The repair is complete.

PINPOINT TEST U: C1001:97

Normal Operation and Fault Conditions

REFER to: Lane Keeping System - System Operation and Component Description (419-07 Lane Keeping System, Description and Operation).

DTC Fault Trigger Conditions

DTC	Description	Fault Trigger Condition
IPMA C1001:97	Vision System Camera: Component Or System Operation Obstructed Or Blocked	This continuous memory and on-demand DTC that sets in the IPMA if IPMA camera component or system operation obstructed or blocked the camera.

Possible Sources

IPMA camera concern

U1 CHECK FOR IPMA (IMAGE PROCESSING MODULE A) CAMERA COMPONENT OR SYSTEM OPERATION OBSTRUCTED OR BLOCKED

Ignition ON.

Using a diagnostic scan tool, clear the Diagnostic Trouble Codes (DTCs) for the module in question.

Is DTC C1001:97 still present?

Yes

CLEAN and INSPECT the windshield in front of the camera, remove any aftermarket stickers that may be blocking the view of the camera. REPAIR or REPLACE the windshield as necessary if damage is found.

No	The repair is complete.

PINPOINT TEST V: C1001:98

Normal Operation and Fault Conditions

REFER to: Lane Keeping System - System Operation and Component Description (419-07 Lane Keeping System, Description and Operation).

DTC Fault Trigger Conditions

DTC	Description	Fault Trigger Condition
IPMA C1001:98	Vision System Camera: Component Or System Over Temperature	This continuous memory and on-demand DTC that sets in the IPMA if IPMA camera component or system over temperature.

Possible Sources

IPMA camera concern

V1 CHECK FOR IPMA (IMAGE PROCESSING MODULE A) CAMERA COMPONENT OR SYSTEM OVER TEMPERATURE

Ignition ON.

Using a diagnostic scan tool, clear the Diagnostic Trouble Codes (DTCs) for the module in question.

Is DTC C1001:98 still present?

Yes

This may occur during extended use in extremely high weather temperatures. The lane keeping system operation resumes after the IPMA camera cools.

No	The repair is complete.

PINPOINT TEST W: U0401:82, U0401:83 OR U0401:86

Normal Operation and Fault Conditions

REFER to: Lane Keeping System - System Operation and Component Description (419-07 Lane Keeping System, Description and Operation).

DTC Fault Trigger Conditions

DTC	Description	Fault Trigger Condition
IPMA U0401:82	Invalid Data Received from ECM/PCM A: Alive/Sequence Counter Incorrect/Not Updated	This continuous memory DTC can set in IPMA due to a fault in the PCM or an input sequence counter incorrect or not updated.
IPMA U0401:83	Invalid Data Received from ECM/PCM A: Value Of Signal Protection Calculation Incorrect	This continuous memory DTC can set in IPMA due to a fault in the PCM or value of signal protection calculation incorrect.
IPMA U0401:86	Invalid Data Received from ECM/PCM A: Signal Invalid	This continuous memory DTC can set in IPMA due to a fault in the PCM or an invalid input from the PCM .

Possible Sources

PCM concern

W1 CHECK FOR PCM (POWERTRAIN CONTROL MODULE) SIGNAL

Ignition ON.

Using a diagnostic scan tool, clear the Diagnostic Trouble Codes (DTCs) for the module in question.

Is DTC U0401:82, U0401:83 or U0401:86 still present?

Yes

RETRIEVE and FOLLOW non-network Diagnostic Trouble Codes (DTCs) from the PCM :
REFER to: Electronic Engine Controls (303-14 Electronic Engine Controls - 3.5L EcoBoost (272kW/370PS), Diagnosis and Testing).
.

No	DIAGNOSE the observable symptom.

PINPOINT TEST X: U0404:86

Normal Operation and Fault Conditions

REFER to: Lane Keeping System - System Operation and Component Description (419-07 Lane Keeping System, Description and Operation).

DTC Fault Trigger Conditions

DTC	Description	Fault Trigger Condition
IPMA U0404:86	Invalid Data Received from Gear Shift Control Module A: Signal Invalid	This continuous memory DTC can set in IPMA through GWM due to a fault in the GSM or an invalid input from the GSM .

Possible Sources

GSM
GWM
IPMA

X1 CHECK FOR GSM SIGNAL

Ignition ON.

Using a diagnostic scan tool, clear the Diagnostic Trouble Codes (DTCs) for the module in question.

Is DTC U0404:86 still present?

Yes

RETRIEVE and FOLLOW non-network Diagnostic Trouble Codes (DTCs) from the GSM .
REFER to: External Controls (307-05 Automatic Transmission External Controls, Diagnosis and Testing).

No	DIAGNOSE the observable symptom.

PINPOINT TEST Y: U0416:86

Normal Operation and Fault Conditions

REFER to: Lane Keeping System - System Operation and Component Description (419-07 Lane Keeping System, Description and Operation).

DTC Fault Trigger Conditions

DTC	Description	Fault Trigger Condition
IPMA U0416:86	Invalid Data Received From Vehicle Dynamics Control Module: Signal Invalid	This continuous memory DTC sets in IPMA due to a fault in the VDM or an invalid input to the IPMA .

Possible Sources

VDM concern

Y1 CHECK FOR VEHICLE DYNAMICS CONTROL MODULE SIGNAL

Ignition ON.

Using a diagnostic scan tool, clear the Diagnostic Trouble Codes (DTCs) for the module in question.

Is DTC U0416:86 still present?

Yes

RETRIEVE and FOLLOW non-network Diagnostic Trouble Codes (DTCs) from the VDM .
REFER to: External Controls (307-05 Automatic Transmission External Controls, Diagnosis and Testing).

No	DIAGNOSE the observable symptom.

PINPOINT TEST Z: U0419:86

Normal Operation and Fault Conditions

REFER to: Lane Keeping System - System Operation and Component Description (419-07 Lane Keeping System, Description and Operation).

DTC Fault Trigger Conditions

DTC	Description	Fault Trigger Condition
IPMA U0419:86	Invalid Data Received From Steering Effort Control Module: Signal Invalid	This DTC sets when the IPMA receives invalid network data from the SCCM with a faulted cruise control switch input.

Possible Sources

Steering effort control module concern
SCCM concern

Z1 CHECK FOR STEERING COLUMN CONTROL MODULE SIGNAL

Ignition ON.

Using a diagnostic scan tool, clear the Diagnostic Trouble Codes (DTCs) for the module in question.

Is DTC U0419:86 still present?

Yes

RETRIEVE and REPAIR all non-network Diagnostic Trouble Codes (DTCs) in the other modules on the network.
REFER to: Steering Wheel and Column Electrical Components (211-05 Steering Wheel and Column Electrical Components, Diagnosis and Testing).

No	The repair is complete.

PINPOINT TEST AA: U0420:86

Normal Operation and Fault Conditions

REFER to: Lane Keeping System - System Operation and Component Description (419-07 Lane Keeping System, Description and Operation).

DTC Fault Trigger Conditions

DTC	Description	Fault Trigger Condition
IPMA U0420:86	Invalid Data Received from Power Steering Control Module 'A': Signal Invalid	This continuous memory DTC can set in IPMA due to a fault in the PSCM or an invalid input from the PSCM .

Possible Sources

PSCM concern

AA1 CHECK FOR STEERING COLUMN CONTROL MODULE SIGNAL

Ignition ON.

Using a diagnostic scan tool, clear the Diagnostic Trouble Codes (DTCs) for the module in question.

Is DTC U0420:86 still present?

Yes

RETRIEVE and FOLLOW non-network Diagnostic Trouble Codes (DTCs) from the PSCM .
REFER to: Power Steering (211-02 Power Steering, Diagnosis and Testing).

No	DIAGNOSE the observable symptom.

PINPOINT TEST AB: U0423:86

Normal Operation and Fault Conditions

REFER to: Lane Keeping System - System Operation and Component Description (419-07 Lane Keeping System, Description and Operation).

DTC Fault Trigger Conditions

DTC	Description	Fault Trigger Condition
IPMA U0423:86	Invalid Data Received from Instrument Panel Cluster Control Module: Signal Invalid	This continuous memory DTC can set in IPMA due to a fault in the IPC or an input to the IPC .

Possible Sources

IPC concern

AB1 CHECK FOR IPC ALIVE/SEQUENCE COUNTER INCORRECT/NOT UPDATED

Ignition ON.

Using a diagnostic scan tool, clear the Diagnostic Trouble Codes (DTCs) for the module in question.

Is DTC U0423:86 still present?

Yes

RETRIEVE and FOLLOW non-network Diagnostic Trouble Codes (DTCs) from the IPC .
REFER to: Instrumentation, Message Center and Warning Chimes (413-01 Instrumentation, Message Center and Warning Chimes, Diagnosis and Testing).
REFER to: Instrumentation, Message Center and Warning Chimes - Vehicles With: Head Up Display (HUD) (413-01 Instrumentation, Message Center and Warning Chimes, Diagnosis and Testing).

No	DIAGNOSE the observable symptom.

PINPOINT TEST AC: U0429:86

Normal Operation and Fault Conditions

REFER to: Lane Keeping System - System Operation and Component Description (419-07 Lane Keeping System, Description and Operation).

DTC Fault Trigger Conditions

DTC	Description	Fault Trigger Condition
IPMA U0429:86	Invalid Data Received From Steering Column Control Module: Signal Invalid	This continuous memory DTC can set in IPMA due to a fault in the SCCM or an invalid input from the SCCM

Possible Sources

SCCM concern

AC1 CHECK FOR SCCM (STEERING COLUMN CONTROL MODULE) SIGNAL

Ignition ON.

Using a diagnostic scan tool, clear the Diagnostic Trouble Codes (DTCs) for the module in question.

Is DTC U0429:86 still present?

Yes

RETRIEVE and FOLLOW non-network Diagnostic Trouble Codes (DTCs) from the SCCM
REFER to: Steering Wheel and Column Electrical Components (211-05 Steering Wheel and Column Electrical Components, Diagnosis and Testing).

No	DIAGNOSE the observable symptom.

PINPOINT TEST AD: U0452:86

Normal Operation and Fault Conditions

REFER to: Lane Keeping System - System Operation and Component Description (419-07 Lane Keeping System, Description and Operation).

DTC Fault Trigger Conditions

DTC	Description	Fault Trigger Condition
IPMA U0452:86	Invalid Data Received From Restraints Control Module: Signal Invalid	This continuous memory DTC can set in IPMA due to a fault in the RCM or an invalid input from the RCM

Possible Sources

RCM concern

AD1 CHECK FOR RCM (RESTRAINTS CONTROL MODULE) SIGNAL

Ignition ON.

Using a diagnostic scan tool, clear the Diagnostic Trouble Codes (DTCs) for the module in question.

Is DTC U0452:86 still present?

Yes

RETRIEVE and FOLLOW non-network Diagnostic Trouble Codes (DTCs) from the RCM
REFER to: Airbag Supplemental Restraint System (SRS) (501-20B Supplemental Restraint System, Diagnosis and Testing).

No	DIAGNOSE the observable symptom.

PINPOINT TEST AE: U1000:11

Normal Operation and Fault Conditions

REFER to: Lane Keeping System - System Operation and Component Description (419-07 Lane Keeping System, Description and Operation).

DTC Fault Trigger Conditions

DTC	Description	Fault Trigger Condition
IPMA U1000:11	Solid State Driver Protection Active -Driver Disabled: Circuit Short To Ground	This DTC set in the IPMA when the IPMA has temporarily disabled the camera windshield heater defroster output because an excessive current draw exists (such as a short to ground).

Possible Sources

IPMA concern

AE1 CHECK FOR THE CAMERA WINDSHIELD HEATER DEFROSTER OUTPUT

Ignition ON.

Using a diagnostic scan tool, clear the Diagnostic Trouble Codes (DTCs) for the module in question.

Is DTC U1000:11 still present?

Yes

The IPMA cannot enable the output driver until the short is corrected. ADDRESS all other IPMA DTC first. After the cause of the concern is corrected, CLEAR the DTC and REPEAT the IPMA self-test to enable the output driver.

No	The repair is complete.

PINPOINT TEST AF: U2100:00

Normal Operation and Fault Conditions

REFER to: Lane Keeping System - System Operation and Component Description (419-07 Lane Keeping System, Description and Operation).

DTC Fault Trigger Conditions

DTC	Description	Fault Trigger Condition
IPMA U2100:00	Initial Configuration Not Complete: No Sub Type Information	This continuous memory DTC can set in IPMA due to incomplete or incorrect PMI procedures.

Possible Sources

PMI concern

AF1 CHECK FOR THE CORRECT PMI (PROGRAMMABLE MODULE INSTALLATION) PROCEDURE

Ignition ON.

Using a diagnostic scan tool, clear the Diagnostic Trouble Codes (DTCs) for the module in question.

Is DTC U2100:00 still present?

Yes

CHECK the vehicle service history for recent service actions related to this module. If there have been recent service actions with this module, INSTALL As-Built data from PTS , following the diagnostic scan tool instructions under Module Programming>As-Built.
REFER to: Module Programming (418-01A Module Configuration, General Procedures).
If there have been no recent service actions, INSTALL a new module to correct the failure to retain configuration data. REFER to: Image Processing Module A (IPMA) (419-07 Lane Keeping System, Removal and Installation).

No	The repair is complete.

PINPOINT TEST AG: U2107:68

Normal Operation and Fault Conditions

REFER to: Lane Keeping System - System Operation and Component Description (419-07 Lane Keeping System, Description and Operation).

DTC Fault Trigger Conditions

DTC	Description	Fault Trigger Condition
IPMA U2107:68	Collision Mitigation By Braking: Event Information	A continuous memory DTC that sets in the IPMA if messages from the ABS control module or PCM over the FD-CAN are invalid. The AEBS is intermittent or inoperative.

Possible Sources

Communication network concern
ABS control module concern
IPMA concern
PCM concern

NOTE: Pre-collision assist not available.

AG1 CHECK THE COMMUNICATION NETWORK

Connect the diagnostic tool.

Ignition ON.

Using a diagnostic tool, perform a network test.

Does the IPMA , ABS control module, and PCM pass the network test?

Yes

GO to AG2

No	REFER to: Controller Area Network (CAN) Module Communications Network (418-00A Controller Area Network (CAN) Module Communications Network, Diagnosis and Testing). REFER to: Ethernet Module Communications Network (418-00B Ethernet Module Communications Network, Diagnosis and Testing).

AG2 CHECK THE IPMA MODULE CONTINUOUS MEMORY DIAGNOSTIC TROUBLE CODES (CMDTCS)

Using a diagnostic scan tool, clear the Diagnostic Trouble Codes (DTCs).

Wait 10 seconds.

Using the diagnostic scan tool, check the IPMA CMDTCs.

Is DTC U2107:68 retrieved again?

Yes

DIAGNOSE any ABS module Diagnostic Trouble Codes (DTCs).
REFER to: Anti-Lock Brake System (ABS) and Stability Control (206-09 Anti-Lock Brake System (ABS) and Stability Control, Diagnosis and Testing). DIAGNOSE any PCM Diagnostic Trouble Codes (DTCs). Refer to the appropriate section in Group 303 for the procedure.

No	The system is operating correctly at this time. The DTC may have been set due to high network traffic or an intermittent fault condition.

PINPOINT TEST AH: U2108:68

Refer to Wiring Diagrams Cell 31 for schematic and connector information.

Normal Operation and Fault Conditions

REFER to: Lane Keeping System - System Operation and Component Description (419-07 Lane Keeping System, Description and Operation).

DTC Fault Trigger Conditions

DTC	Description	Fault Trigger Condition
IPMA U2108:68	Adaptive Cruise Control: Event Information	A continuous memory DTC that sets in the IPMA if messages from the ABS control module or PCM over the FD-CAN are invalid.

Possible Sources

Communication network concern
ABS module concern
IPMA concern
PCM concern

NOTE: ACC not available.

AH1 CHECK THE COMMUNICATION NETWORK

Connect the diagnostic tool.

Ignition ON.

Using a diagnostic tool, perform a network test.

Does the ABS module and PCM pass the network test?

Yes

GO to AH2

No	REFER to: Controller Area Network (CAN) Module Communications Network (418-00A Controller Area Network (CAN) Module Communications Network, Diagnosis and Testing). REFER to: Ethernet Module Communications Network (418-00B Ethernet Module Communications Network, Diagnosis and Testing).

AH2 CHECK THE CCM MODULE CONTINUOUS MEMORY DIAGNOSTIC TROUBLE CODES (CMDTCS)

Using a diagnostic scan tool, clear the Diagnostic Trouble Codes (DTCs).

Wait 10 seconds.

Using the diagnostic scan tool, check the IPMA CMDTCs.

Is DTC U2108:68 retrieved again?

Yes

No	The system is operating correctly at this time. The DTC may have been set due to high network traffic or an intermittent fault condition.

PINPOINT TEST AI: U2107:82

Normal Operation and Fault Conditions

REFER to: Lane Keeping System - System Operation and Component Description (419-07 Lane Keeping System, Description and Operation).

DTC Fault Trigger Conditions

DTC	Description	Fault Trigger Condition
IPMA U2107:82	Collision Mitigation By Braking: Alive/Sequence Counter Incorrect/Not Updated	A continuous memory DTC that sets in the IPMA when the IPMA receives invalid checksums and counters based on collision mitigation algorithms and pre-collision assist is not available. This is an informational DTC which sets upon the software instance, it may be active for the key cycle. A new key cycle and new event would be a fresh start and clear the DTC . The instrument cluster displays "Pre-Collision Assist Not Available" and if the ACC system is turned on the instrument cluster displays "Cruise Not Available".

Possible Sources

IPMA

AI1 CHECK FOR IPMA (IMAGE PROCESSING MODULE A) DTCS

Connect the diagnostic tool.

Ignition ON.

Using a diagnostic scan tool, CLEAR the IPMA Diagnostic Trouble Codes (DTCs).

Test the ACC system.

Using a diagnostic scan tool, REPEAT the IPMA self-test.

Is DTC U2107:82 recorded?

Yes

Diagnose all IPMA Diagnostic Trouble Codes (DTCs). REFER to the IPMA DTC chart in this section.

No	The system is operating correctly at this time. The DTC may have been set due to an intermittent fault condition.

PINPOINT TEST AJ: U2300:55

Normal Operation and Fault Conditions

REFER to: Lane Keeping System - System Operation and Component Description (419-07 Lane Keeping System, Description and Operation).

DTC Fault Trigger Conditions

DTC	Description	Fault Trigger Condition
IPMA U2300:55	Central Configuration: Not Configured	This continuous memory DTC can set in IPMA due to incomplete or incorrect PMI procedures.

Possible Sources

IPMA concern

AJ1 CHECK FOR THE CORRECT PMI (PROGRAMMABLE MODULE INSTALLATION) PROCEDURE

Ignition ON.

Using a diagnostic scan tool, clear the Diagnostic Trouble Codes (DTCs) for the module in question.

Is DTC U2300:55 still present?

Yes

No	The repair is complete.

PINPOINT TEST AK: U2300:64

Normal Operation and Fault Conditions

REFER to: Lane Keeping System - System Operation and Component Description (419-07 Lane Keeping System, Description and Operation).

DTC Fault Trigger Conditions

DTC	Description	Fault Trigger Condition
IPMA U2300:64	Central Configuration: Signal Plausibility Failure	This continuous memory DTC can set in IPMA due to incomplete or incorrect PMI procedures.

Possible Sources

IPMA concern

AK1 CHECK FOR THE CORRECT PMI (PROGRAMMABLE MODULE INSTALLATION) PROCEDURE

Ignition ON.

Using a diagnostic scan tool, clear the Diagnostic Trouble Codes (DTCs) for the module in question.

Is DTC U2300:64 still present?

Yes

No	The repair is complete.

PINPOINT TEST AL: U3000:42

Normal Operation and Fault Conditions

REFER to: Lane Keeping System - System Operation and Component Description (419-07 Lane Keeping System, Description and Operation).

DTC Fault Trigger Conditions

DTC	Description	Fault Trigger Condition
IPMA U3000:42	Control Module: General Memory Failure	This DTC sets in the IPMA when IPMA general memory failure.

Possible Sources

IPMA concern

AL1 CHECK WHETHER ALL IPMA (IMAGE PROCESSING MODULE A) DTC (DIAGNOSTIC TROUBLE CODE) 'S ADDRESSED

Ignition ON.

Using a diagnostic scan tool, clear the Diagnostic Trouble Codes (DTCs) for the module in question.

Is DTC U3000:42 still present?

Yes

ADDRESS all other IPMA DTC first. If this continuous memory DTC is still present after all other DTC have been addressed, INSTALL a new IPMA .
REFER to: Image Processing Module A (IPMA) (419-07 Lane Keeping System, Removal and Installation).

No	The repair is complete.

PINPOINT TEST AM: U3000:49

Normal Operation and Fault Conditions

REFER to: Lane Keeping System - System Operation and Component Description (419-07 Lane Keeping System, Description and Operation).

DTC Fault Trigger Conditions

DTC	Description	Fault Trigger Condition
IPMA U3000:49	Control Module: Internal Electronic Failure	This DTC sets when other IPMA related DTC 's not addressed.

Possible Sources

IPMA concern

AM1 CHECK WHETHER ALL IPMA (IMAGE PROCESSING MODULE A) DTC (DIAGNOSTIC TROUBLE CODE) 'S ADDRESSED

Ignition ON.

Using a diagnostic scan tool, clear the Diagnostic Trouble Codes (DTCs) for the module in question.

Is DTC U3000:49 still present?

Yes

The IPMA has permanently disabled an output because an excessive current draw has occurred more times than allowed. ADDRESS all other IPMA DTC . If this continuous memory DTC is still present after all other IPMA DTC have been addressed. INSTALL a new IPMA .
REFER to: Image Processing Module A (IPMA) (419-07 Lane Keeping System, Removal and Installation).

No	The repair is complete.

PINPOINT TEST AN: U0104:00

Normal Operation and Fault Conditions

REFER to: Lane Keeping System - System Operation and Component Description (419-07 Lane Keeping System, Description and Operation).

DTC Fault Trigger Conditions

DTC	Description	Fault Trigger Condition
IPMA U0104:00	Lost Communication With Cruise Control Module: No Sub Type Information	The IPMA sets this DTC if data messages from the CCM module are missing.

Possible Sources

Communications network concern
CCM

AN1 VERIFY THE CUSTOMER CONCERN

Ignition ON.

Verify there is an observable symptom present.

Is an observable symptom present?

Yes

GO to AN2

No	The system is operating normally at this time. The DTC may have been set due to high network traffic or an intermittent fault condition.

AN2 CHECK THE COMMUNICATION NETWORK

Using a diagnostic scan tool, perform a network test.

Did the CCM module pass the network test?

Yes

GO to AN3

No	REFER to: Controller Area Network (CAN) Module Communications Network (418-00A Controller Area Network (CAN) Module Communications Network, Diagnosis and Testing). REFER to: Ethernet Module Communications Network (418-00B Ethernet Module Communications Network, Diagnosis and Testing).

AN3 PERFORM CCM (CRUISE CONTROL MODULE) SELF-TEST

Using a diagnostic scan tool, perform a CCM self-test.

Are any Diagnostic Trouble Codes (DTCs) recorded?

Yes

REFER to: Cruise Control (419-03A Cruise Control - Vehicles With: Adaptive Cruise Control, Diagnosis and Testing).

GO to AN4

AN4 RECHECK THE CCM (CRUISE CONTROL MODULE) DIAGNOSTIC TROUBLE CODES (DTCS)

NOTE: If new modules were installed prior to the DTC being set, the module configuration may be incorrectly set during the PMI , or the PMI may not have been carried out.

Using a diagnostic scan tool, clear the Diagnostic Trouble Codes DTC 's.

Wait 10 seconds.

Repeat the CCM self-test.

Is DTC U0104:00 still present?

Yes

GO to AN5

No	The system is operating correctly at this time. The DTC may have been set due to high network traffic or an intermittent fault condition.

AN5 CHECK FOR OTHER CAUSES OF COMMUNICATION NETWORK CONCERN

NOTE: If new modules were installed prior to the DTC being set, the module configuration may be incorrectly set during the PMI , or the PMI may not have been carried out.

CHECK the vehicle service history for recent service actions related to the CCM , or IPMA . If recent service history is found:
- verify correct replacement module was installed
  - HVBOM may be used to verify correct part fitment
- verify the configuration of replacement module was correct
  - re-configure module using as-built data if prior configuration is suspect
- verify the module was not obtained from a like vehicle and installed into customer vehicle
  - return the swapped module to source vehicle and obtain new replacement module

Operate the system and determine if the observable symptom is still present.

Is the observable symptom still present?

Yes

GO to AN6

No	The system is operating correctly at this time. The concern may have been due to incorrect parts replacement procedures or incorrect module configuration.

AN6 CHECK FOR CORRECT CCM (CRUISE CONTROL MODULE) MODULE OPERATION

Ignition OFF.

Disconnect and inspect the CCM connector(s).

Repair:
- corrosion (install new connector or terminals – clean module pins)
- damaged or bent pins – install new terminals/pins
- pushed-out pins – install new pins as necessary

Reconnect the CCM connector(s). Make sure it seats and latches correctly.

Operate the system and determine if the concern is still present.

Is the concern still present?

Yes

CHECK OASIS for any applicable service articles: TSB , GSB , SSM or FSA . If a service article exists for this concern, DISCONTINUE this test and FOLLOW the service article instructions. If no service articles address this concern, INSTALL a new CCM .
REFER to: Cruise Control Module (CCM) (419-03A Cruise Control - Vehicles With: Adaptive Cruise Control, Removal and Installation).

No	The system is operating correctly at this time. The concern may have been caused by module connections. ADDRESS the root cause of any connector or pin issues.

PINPOINT TEST AO: U0138:00

Refer to Wiring Diagrams Cell 34 for schematic and connector information.

Normal Operation and Fault Conditions

The AWD module sets the DTC U0138:00 when key messages are not received for longer than 5 seconds. This loss of key messages degrades the transmission functionality. Other modules that require data from the ATCM module all set communication DTC s and may also exhibit system function concerns.

DTC Fault Trigger Conditions

DTC	Description	Fault Trigger Condition
IPMA U0138:00	Lost Communication with All Terrain Control Module: No Sub Type Information	Sets in continuous memory in the IPMA if data messages received from the ATCM through GWM are missing for 5 seconds or longer.

Possible Sources

Communication concern
ATCM concern
IPMA concern
GWM

AO1 VERIFY THE CUSTOMER CONCERN

Ignition ON. Verify there is an observable symptom present.

Is an observable symptom present?

Yes

GO to AO2

No	Clear the DTC . The system is operating normally at this time. The DTC may have been set due to high network traffic, or an intermittent fault condition.

AO2 CHECK THE COMMUNICATION NETWORK

Using a diagnostic scan tool, perform the network test.

Does the ATCM pass the network test?

Yes

GO to AO3

No	REFER to: Controller Area Network (CAN) Module Communications Network (418-00A Controller Area Network (CAN) Module Communications Network, Diagnosis and Testing). REFER to: Ethernet Module Communications Network (418-00B Ethernet Module Communications Network, Diagnosis and Testing).

AO3 PERFORM THE ALL TERRAIN CONTROL MODULE (ATCM) SELF-TEST

Using a diagnostic scan tool, perform the ATCM module self-test.

Are any DTC s recorded?

Yes

DIAGNOSE all non-network Diagnostic Trouble Codes (DTCs). REFER to the DTC Chart: Terrain Control Module.
REFER to: DTC Chart and Pinpoint Tests - Vehicles With: 1-Speed Torque On Demand Transfer Case (307-07A Four-Wheel Drive Systems, Diagnosis and Testing).
REFER to: DTC Chart and Pinpoint Tests - Vehicles With: 2-Speed Torque On Demand Transfer Case (307-07A Four-Wheel Drive Systems, Diagnosis and Testing).

GO to AO4

AO4 CHECK THE GWM (GATEWAY MODULE A) DIAGNOSTIC TROUBLE CODES (DTCS)

Using a diagnostic scan tool, check the GWM Continuous Memory Diagnostic Trouble Codes (CMDTCs).

Are any Diagnostic Trouble Codes (DTCs) recorded?

Yes

GO to AO5

AO5 PERFORM THE ATCM (ALL TERRAIN CONTROL MODULE) SELF-TEST

Using a diagnostic scan tool, clear all DTC s.

Using a diagnostic scan tool, perform the ATCM self-test.

Are any non-network Diagnostic Trouble Codes (DTCs) present?

Yes

REFER to: DTC Chart and Pinpoint Tests - Vehicles With: 1-Speed Torque On Demand Transfer Case (307-07A Four-Wheel Drive Systems, Diagnosis and Testing).
REFER to: DTC Chart and Pinpoint Tests - Vehicles With: 2-Speed Torque On Demand Transfer Case (307-07A Four-Wheel Drive Systems, Diagnosis and Testing).

GO to AO6

AO6 RECHECK THE IPMA (IMAGE PROCESSING MODULE A) DIAGNOSTIC TROUBLE CODES (DTCS)

Using a diagnostic scan tool, clear the IPMA Diagnostic Trouble Codes (DTCs).

Ignition OFF.

Ignition ON.

Wait 10 seconds.

Using a diagnostic scan tool, perform the IPMA continuous memory self-test.

Check the IPMA Continuous Memory Diagnostic Trouble Codes (CMDTCs).

Is DTC U0138:00 present?

Yes

GO to AO7

No	The system is operating correctly at this time. The DTC may have been set due to high network traffic, or an intermittent fault condition.

AO7 CHECK FOR OTHER CAUSES OF COMMUNICATION NETWORK CONCERN

NOTE: If new modules were installed prior to the DTC being set, the module configuration can be incorrectly set during the PMI , or the PMI may not have been carried out.

CHECK the vehicle service history for recent service actions related to the ATCM module, GWM or IPMA . If recent service history is found:
- verify correct replacement module was installed
  - vehicle parts build may be used to verify correct part fitment
- verify the configuration of replacement module was correct
  - re-configure module using as-built data if prior configuration is suspect
- verify the module was not obtained from a like vehicle and installed into customer vehicle
  - return the swapped module to source vehicle and obtain new replacement module
  - if a new replacement module is installed, PERFORM PMI using as-built data

Operate the system and determine if the observable symptom is still present.

Is the observable symptom still present?

Yes

GO to AO8

No	The system is operating correctly at this time. The concern may have been due to incorrect parts replacement procedures or incorrect module configuration.

AO8 CHECK FOR CORRECT ATCM (ALL TERRAIN CONTROL MODULE) OPERATION

Ignition OFF.

Disconnect and inspect the ATCM connector.

Repair:
- corrosion (install new connector or terminals – clean module pins)
- damaged or bent pins – install new terminals/pins
- pushed-out pins – install new pins as necessary

Reconnect the ATCM connector. Make sure it seats and latches correctly.

Operate the system and determine if the concern is still present.

Is the concern still present?

Yes

No	The system is operating correctly at this time. The concern may have been caused by a loose or corroded connector. ADDRESS the root cause of any connector or pin issues.

PINPOINT TEST AP: U0164:00

Normal Operation and Fault Conditions

REFER to: Lane Keeping System - System Operation and Component Description (419-07 Lane Keeping System, Description and Operation).

DTC Fault Trigger Conditions

DTC	Description	Fault Trigger Condition
IPMA U0164:00	Lost Communication With HVAC Control Module: No Sub Type Information	Sets in continuous memory DTC in the IPMA if data messages from the HVAC control module through the GWM are missing for longer than 12 seconds.

Possible Sources

Communications network concern
HVAC control module
GWM
IPMA

AP1 VERIFY THE CUSTOMER CONCERN

Ignition ON.

Verify there is an observable symptom present.

Is an observable symptom present?

Yes

GO to AP2

No	CLEAR the DTC . The system is operating normally at this time. The DTC may have been set due to high network traffic or an intermittent fault condition.

AP2 CHECK THE COMMUNICATION NETWORK

Using a diagnostic scan tool, perform a network test.

Does the HVAC control module pass the network test?

Yes

GO to AP3

No	REFER to: Controller Area Network (CAN) Module Communications Network (418-00A Controller Area Network (CAN) Module Communications Network, Diagnosis and Testing). REFER to: Ethernet Module Communications Network (418-00B Ethernet Module Communications Network, Diagnosis and Testing).

AP3 PERFORM HVAC (HEATING, VENTILATION AND AIR CONDITIONING) CONTROL MODULE SELF-TEST

Using a diagnostic scan tool, perform a HVAC control module self-test.

Are any Diagnostic Trouble Codes (DTCs) recorded?

Yes

REFER to: Climate Control System (412-00 Climate Control System - General Information, Diagnosis and Testing).

GO to AP4

AP4 CHECK THE GWM (GATEWAY MODULE A) DIAGNOSTIC TROUBLE CODES (DTCS)

Using a diagnostic scan tool, retrieve the GWM Diagnostic Trouble Codes (DTCs).

Are any Diagnostic Trouble Codes (DTCs) recorded?

Yes

GO to AP5

AP5 RECHECK THE IPMA (IMAGE PROCESSING MODULE A) DIAGNOSTIC TROUBLE CODES (DTCS)

NOTE: If new modules were installed prior to the DTC being set, the module configuration may be incorrectly set during the PMI , or the PMI may not have been carried out.

Using a diagnostic scan tool, clear the Diagnostic Trouble Codes (DTCs).

Ignition OFF.

Ignition ON.

Wait 10 seconds.

Repeat the IPMA self-test.

Is DTC U0164:00 still present?

Yes

GO to AP6

No	The system is operating correctly at this time. The DTC may have been set due to high network traffic or an intermittent fault condition.

AP6 CHECK FOR OTHER CAUSES OF COMMUNICATION NETWORK CONCERN

NOTE: If new modules were installed prior to the DTC being set, the module configuration can be incorrectly set during the PMI or the PMI may not have been carried out.

CHECK the vehicle service history for recent service actions related to the HVAC control module, GWM or IPMA . If recent service history is found:
- verify correct replacement module was installed
  - HVBOM may be used to verify correct part fitment
- verify the configuration of replacement module was correct
  - re-configure module using as-built data if prior configuration is suspect
- verify the module was not obtained from a like vehicle and installed into customer vehicle
  - return the swapped module to source vehicle and obtain new replacement module

Operate the system and determine if the observable symptom is still present.

Is the observable symptom still present?

Yes

GO to AP7

No	The system is operating correctly at this time. The concern may have been due to incorrect parts replacement procedures or incorrect module configuration.

AP7 CHECK FOR CORRECT HVAC (HEATING, VENTILATION AND AIR CONDITIONING) MODULE OPERATION

Ignition OFF.

Disconnect and inspect the HVAC control module connector(s).

Repair:
- corrosion (install new connector or terminals – clean module pins)
- damaged or bent pins – install new terminals/pins
- pushed-out pins – install new pins as necessary

Reconnect the HVAC control module connectors. Make sure they seat and latch correctly.

Operate the system and determine if the concern is still present.

Is the concern still present?

Yes

CHECK OASIS for any applicable service articles: TSB , GSB , SSM or FSA . If a service article exists for this concern, DISCONTINUE this test and FOLLOW the service article instructions. If no service articles address this concern, INSTALL a new HVAC control module.
REFER to: Heating, Ventilation and Air Conditioning (HVAC) Control Module (412-00 Climate Control System - General Information, Removal and Installation).

No	The system is operating correctly at this time. The concern may have been caused by module connections. ADDRESS the root cause of any connector or pin issues.

PINPOINT TEST AQ: U0199:00

Normal Operation and Fault Conditions

The GWM communicates with the DDM through the MS-CAN .

DTC Fault Trigger Conditions

DTC	Description	Fault Trigger Condition
IPMA U0199:00	Lost Communication With 'Door Control Module A': No Sub Type Information	A continuous memory DTC that sets in the IPMA when expected messages from the DDM through the GWM are missing for 5 seconds or more.

Possible Sources

Communication network concern
GWM concern
DDM
IPMA concern

AQ1 VERIFY THE CUSTOMER CONCERN

Ignition ON.

Verify there is an observable symptom present.

Is an observable symptom present?

Yes

GO to AQ2

No	CLEAR the DTC . The system is operating correctly at this time. The DTC may have been set due to high network traffic or an intermittent fault condition.

AQ2 CHECK THE COMMUNICATION NETWORK

Using a diagnostic scan tool, perform a network test.

Does the DDM pass the network test?

Yes

GO to AQ3

See the Symptom Chart: Communication Network.
REFER to: Controller Area Network (CAN) Module Communications Network (418-00A Controller Area Network (CAN) Module Communications Network, Diagnosis and Testing).
REFER to: Ethernet Module Communications Network (418-00B Ethernet Module Communications Network, Diagnosis and Testing).

AQ3 PERFORM THE IPMA (IMAGE PROCESSING MODULE A) SELF-TEST

Using a diagnostic scan tool, perform the IPMA self-test.

Clear the Diagnostic Trouble Codes (DTCs).

Wait 10 seconds.

Repeat the IPMA self-test.

Are any non-network Diagnostic Trouble Codes (DTCs) present?

Yes

DIAGNOSE all non-network Diagnostic Trouble Codes (DTCs). REFER to the IPMA DTC chart in this section.

GO to AQ4

AQ4 PERFORM THE GWM (GATEWAY MODULE A) SELF-TEST

Using a diagnostic scan tool, perform the GWM self-test.

Are any non-network Diagnostic Trouble Codes (DTCs) present?

Yes

DIAGNOSE all non-network Diagnostic Trouble Codes (DTCs). REFER to the GWM DTC Charts in this section.
REFER to: Controller Area Network (CAN) Module Communications Network (418-00A Controller Area Network (CAN) Module Communications Network, Diagnosis and Testing).
REFER to: Ethernet Module Communications Network (418-00B Ethernet Module Communications Network, Diagnosis and Testing).

GO to AQ5

AQ5 PERFORM THE DDM (DRIVER DOOR MODULE) SELF-TEST

Using a diagnostic scan tool, perform the DDM self-test.

Are any non-network Diagnostic Trouble Codes (DTCs) present?

Yes

DIAGNOSE all non-network Diagnostic Trouble Codes (DTCs). See the DTC Chart: DDM .
REFER to: Locks, Latches and Entry Systems (501-14 Handles, Locks, Latches and Entry Systems, Diagnosis and Testing).

GO to AQ6

AQ6 RECHECK THE IPMA (IMAGE PROCESSING MODULE A) DIAGNOSTIC TROUBLE CODES (DTCS)

Using a diagnostic scan tool, clear the IPMA Diagnostic Trouble Codes (DTCs).

Ignition OFF.

Ignition ON.

Wait 10 seconds.

Using a diagnostic scan tool, perform the continuous memory self-test.

Check the IPMA Diagnostic Trouble Codes (DTCs).

Is DTC U0199:00 still present?

Yes

GO to AQ7

No	The system is operating correctly at this time. The DTC may have been set due to high network traffic or an intermittent fault condition.

AQ7 CHECK FOR OTHER CAUSES OF COMMUNICATION NETWORK CONCERN

NOTE: If new modules were installed prior to the DTC being set, the module configuration may be incorrectly set during the PMI , or the PMI may not have been carried out.

CHECK the vehicle service history for recent service actions related to the DDM , IPMA or GWM . If recent service history is found:
- verify correct replacement module was installed
  - HVBOM may be used to verify correct part fitment
- verify the configuration of replacement module was correct
  - re-configure module using as-built data if prior configuration is suspect
- verify the module was not obtained from a like vehicle and installed into customer vehicle
  - return the swapped module to source vehicle and obtain new replacement module

Operate the system and determine if the observable symptom is still present.

Is the observable symptom still present?

Yes

GO to AQ8

No	The system is operating correctly at this time. The concern may have been due to incorrect parts replacement procedures or incorrect module configuration.

AQ8 CHECK FOR CORRECT DDM (DRIVER DOOR MODULE) OPERATION

Ignition OFF.

Disconnect and inspect all DDM connectors and related in-line connectors.

Repair:
- corrosion (install new connector or terminals – clean module pins)
- damaged or bent pins – install new terminals/pins
- pushed-out pins – install new pins as necessary

Reconnect the DDM connectors and related in-line connectors. Make sure they seat and latch correctly.

Operate the system and determine if the concern is still present.

Is the concern still present?

Yes

CHECK OASIS for any applicable Technical Service Bulletins (TSBs). If a TSB exists for this concern, DISCONTINUE this test and FOLLOW the TSB instructions. If no Technical Service Bulletins (TSBs) address this concern, INSTALL a new DDM.
REFER to: Driver Door Module (DDM) (419-10 Multifunction Electronic Modules, Removal and Installation).

No	The system is operating correctly at this time. Concern may have been caused by a loose or corroded connector. ADDRESS the root cause of any connector or pin issues.

PINPOINT TEST AR: U0200:00

Normal Operation and Fault Conditions

The IPMA communicates with the PDM through the MS-CAN .

DTC Fault Trigger Conditions

DTC	Description	Fault Trigger Condition
IPMA U0200:00	Lost Communication With 'Door Control Module B': No Sub Type Information	A continuous memory DTC that sets in the IPMA when expected messages from the PDM through the GWM are missing for 3 seconds or more.

Possible Sources

Communication network concern
IPMA concern
PDM concern
GWM

AR1 VERIFY THE CUSTOMER CONCERN

Ignition ON.

Verify there is an observable symptom present.

Is an observable symptom present?

Yes

GO to AR2

No	CLEAR the DTC . The system is operating correctly at this time. The DTC may have been set due to high network traffic or an intermittent fault condition.

AR2 CHECK THE COMMUNICATION NETWORK

Using a diagnostic scan tool, perform a network test.

Does the PDM pass the network test?

Yes

GO to AR3

AR3 PERFORM THE IPMA (IMAGE PROCESSING MODULE A) SELF-TEST

Using a diagnostic scan tool, perform the IPMA self-test.

Clear the Diagnostic Trouble Codes (DTCs).

Wait 10 seconds.

Repeat the IPMA self-test.

Are any non-network Diagnostic Trouble Codes (DTCs) present?

Yes

DIAGNOSE all non-network Diagnostic Trouble Codes (DTCs). REFER to the IPMA DTC Chart in this section.

GO to AR4

AR4 PERFORM THE GWM (GATEWAY MODULE A) SELF-TEST

Using a diagnostic scan tool, perform the GWM self-test.

Are any non-network Diagnostic Trouble Codes (DTCs) present?

Yes

GO to AR5

AR5 PERFORM THE PDM (PASSENGER DOOR MODULE) SELF-TEST

Using a diagnostic scan tool, perform the PDM self-test.

Are any non-network Diagnostic Trouble Codes (DTCs) present?

Yes

DIAGNOSE all non-network Diagnostic Trouble Codes (DTCs). See the DTC Chart: PDM .
REFER to: Locks, Latches and Entry Systems (501-14 Handles, Locks, Latches and Entry Systems, Diagnosis and Testing).

GO to AR6

AR6 RECHECK THE IPMA (IMAGE PROCESSING MODULE A) DIAGNOSTIC TROUBLE CODES (DTCS)

Using a diagnostic scan tool, clear the IPMA Diagnostic Trouble Codes (DTCs).

Ignition OFF.

Ignition ON.

Wait 10 seconds.

Using a diagnostic scan tool, perform the continuous memory self-test.

Check the IPMA Diagnostic Trouble Codes (DTCs).

Is DTC U0200:00 still present?

Yes

GO to AR7

No	The system is operating correctly at this time. The DTC may have set due to high network traffic or an intermittent fault condition.

AR7 CHECK FOR OTHER CAUSES OF COMMUNICATION NETWORK CONCERN

NOTE: If new modules were installed prior to the DTC being set, the module configuration may be incorrectly set during the PMI, or the PMI may not have been carried out.

CHECK the vehicle service history for recent service actions related to the PDM or IPMA . If recent service history is found:
- verify correct replacement module was installed
  - HVBOM may be used to verify correct part fitment
- verify the configuration of replacement module was correct
  - re-configure module using as-built data if prior configuration is suspect
- verify the module was not obtained from a like vehicle and installed into customer vehicle
  - return the swapped module to source vehicle and obtain new replacement module

Operate the system and determine if the observable symptom is still present.

Is the observable symptom still present?

Yes

GO to AR8

No	The system is operating correctly at this time. The concern may have been due to incorrect parts replacement procedures or incorrect module configuration.

AR8 CHECK FOR CORRECT PDM (PASSENGER DOOR MODULE) OPERATION

Ignition OFF.

Disconnect and inspect the PDM connector and related in-line connectors.

Repair:
- corrosion (install new connector or terminals – clean module pins)
- damaged or bent pins – install new terminals/pins
- pushed-out pins – install new pins as necessary

Reconnect the PDM connector and related in-line connectors. Make sure the connectors seat and latch correctly.

Operate the system and determine if the concern is still present.

Is the concern still present?

Yes

CHECK OASIS for any applicable TSB . If a TSB exists for this concern, DISCONTINUE this test and FOLLOW the TSB instructions. If no TSB address this concern, INSTALL a new PDM.
REFER to: Passenger Door Module (PDM) (419-10 Multifunction Electronic Modules, Removal and Installation).

No	The system is operating correctly at this time. Concern may have been caused by a loose or corroded connector. ADDRESS the root cause of any connector or pin issues.

PINPOINT TEST AS: U0300:57

Normal Operation and Fault Conditions

REFER to: Lane Keeping System - System Operation and Component Description (419-07 Lane Keeping System, Description and Operation).

DTC Fault Trigger Conditions

DTC	Description	Fault Trigger Condition
IPMA U0300:57	Internal Control Module Software Incompatibility: Invalid/Incompatible Software Component	The continuous memory DTC that sets in the IPMA when invalid or incompatible software is detected.

Possible Sources

IPMA

AS1 CHECK FOR DIAGNOSTIC TROUBLE CODES (DTCS) FROM THE IPMA (IMAGE PROCESSING MODULE A) SELF-TEST

Ignition ON.

Using the diagnositc scan tool, clear the Diagnostic Trouble Codes (DTCs).

Wait 10 seconds.

Using the diagnostic scan tool, perform the IPMA self-test.

Is DTC U0300:57 retrieved?

Yes

INSTALL a new IPMA ,
REFER to: Image Processing Module A (IPMA) (419-07 Lane Keeping System, Removal and Installation).

No	The system is operating correctly at this time.

PINPOINT TEST AT: U0452:82

Normal Operation and Fault Conditions

REFER to: Lane Keeping System - System Operation and Component Description (419-07 Lane Keeping System, Description and Operation).

DTC Fault Trigger Conditions

DTC	Description	Fault Trigger Condition
IPMA U0452:82	Invalid Data Received From Restraints Control Module: Alive/Sequence Counter Incorrect/Not Updated	This continuous memory DTC can set in the IPMA due to a fault in the RCM or an invalid input from the RCM .

Possible Sources

Suspect module
RCM

AT1 CHECK FOR DIAGNOSTIC TROUBLE CODES (DTCS) FROM THE MODULE SENDING INVALID DATA

Ignition ON.

Using a diagnostic scan tool, clear the Diagnostic Trouble Codes (DTCs) for the module in question.

Is DTC U0452:82 still present?

Yes

RETRIEVE and FOLLOW non-network Diagnostic Trouble Codes (DTCs) from the RCM .
REFER to: Airbag Supplemental Restraint System (SRS) (501-20B Supplemental Restraint System, Diagnosis and Testing).

No	DIAGNOSE the observable symptom present. REFER to the appropriate Symptom chart in this section.

PINPOINT TEST AU: U0452:83

Normal Operation and Fault Conditions

REFER to: Lane Keeping System - System Operation and Component Description (419-07 Lane Keeping System, Description and Operation).

DTC Fault Trigger Conditions

DTC	Description	Fault Trigger Condition
IPMA U0452:83	Invalid Data Received From Restraints Control Module: Value Of Signal Protection Calculation Incorrect	This continuous memory DTC can set in the IPMA due to a fault in the RCM or an invalid input from the RCM .

Possible Sources

Suspect module
RCM

AU1 CHECK FOR DIAGNOSTIC TROUBLE CODES (DTCS) FROM THE MODULE SENDING INVALID DATA

Ignition ON.

Using a diagnostic scan tool, clear the Diagnostic Trouble Codes (DTCs) for the module in question.

Is DTC U0452:83 still present?

Yes

RETRIEVE and FOLLOW non-network Diagnostic Trouble Codes (DTCs) from the RCM.
REFER to: Airbag Supplemental Restraint System (SRS) (501-20B Supplemental Restraint System, Diagnosis and Testing).

No	DIAGNOSE the observable symptom present. REFER to the appropriate Symptom chart in this section.

PINPOINT TEST AV: U049A:86

Normal Operation and Fault Conditions

REFER to: Lane Keeping System - System Operation and Component Description (419-07 Lane Keeping System, Description and Operation).

DTC Fault Trigger Conditions

DTC	Description	Fault Trigger Condition
IPMA U049A:86	Invalid Data Received From 'Door Control Module A': Signal Invalid	Sets in continuous memory in the IPMA if data messages received from the DDM through the GWM are missing for 5 seconds or longer.

Possible Sources

Communication concern
Battery voltage concern
GWM
DDM
IPMA

AV1 VERIFY THE CUSTOMER CONCERN

Ignition ON.

Verify there is an observable symptom present.

Is an observable symptom present?

Yes

GO to AV2

No	CLEAR the DTC . The system is operating normally at this time. The DTC may have been set due to high network traffic or an intermittent fault condition.

AV2 CHECK THE COMMUNICATION NETWORK

Using a diagnostic scan tool, perform the network test.

Does the DDM pass the network test?

Yes

GO to AV3

No	REFER to: Controller Area Network (CAN) Module Communications Network (418-00A Controller Area Network (CAN) Module Communications Network, Diagnosis and Testing). REFER to: Ethernet Module Communications Network (418-00B Ethernet Module Communications Network, Diagnosis and Testing).

AV3 RECHECK THE IPMA (IMAGE PROCESSING MODULE A) DIAGNOSTIC TROUBLE CODES (DTCS)

Using a diagnostic scan tool, perform the IPMA self-test.

Clear the Diagnostic Trouble Codes (DTCs).

Wait 10 seconds.

Repeat the IPMA self-test.

Are any non-network Diagnostic Trouble Codes (DTCs) present?

Yes

DIAGNOSE all non-network Diagnostic Trouble Codes (DTCs). REFER to DTC Chart: IPMA in this section.

GO to AV4

AV4 PERFORM THE DDM (DRIVER DOOR MODULE) SELF-TEST

Using a diagnostic scan tool, perform the DDM self-test.

Are any non-network Diagnostic Trouble Codes (DTCs) present?

Yes

REFER to: Glass, Frames and Mechanisms (501-11 Glass, Frames and Mechanisms, Diagnosis and Testing).

GO to AV5

AV5 CHECK THE GWM (GATEWAY MODULE A) DIAGNOSTIC TROUBLE CODES (DTCS)

Using a diagnostic scan tool, check the GWM Diagnostic Trouble Codes (DTCs).

Are any Diagnostic Trouble Codes (DTCs) set?

Yes

GO to AV6

AV6 RECHECK THE IPMA (IMAGE PROCESSING MODULE A) DIAGNOSTIC TROUBLE CODES (DTCS)

Using a diagnostic scan tool, clear the IPMA Diagnostic Trouble Codes (DTCs).

Ignition OFF.

Ignition ON.

Wait 10 seconds.

Using a diagnostic scan tool, perform the continuous memory self-test.

Check the IPMA Diagnostic Trouble Codes (DTCs).

Is DTC U049A:86 still present?

Yes

GO to AV7

No	The system is operating correctly at this time. The DTC may have been set due to high network traffic or an intermittent fault condition.

AV7 CHECK FOR OTHER CAUSES OF COMMUNICATION NETWORK CONCERN

NOTE: If new modules were installed prior to the DTC being set, the module configuration can be incorrectly set during the PMI or the PMI may not have been carried out.

CHECK the vehicle service history for recent service actions related to the DDM , GWM or IPMA . If recent service history is found:
- verify correct replacement module was installed
  - vehicle parts build may be used to verify correct part fitment
- verify the configuration of replacement module was correct
  - re-configure module using as-built data if prior configuration is suspect
- verify the module was not obtained from a like vehicle and installed into customer vehicle
  - return the swapped module to source vehicle and obtain new replacement module

Operate the system and determine if the observable symptom is still present.

Is the observable symptom still present?

Yes

GO to AV8

No	The system is operating correctly at this time. The concern may have been due to incorrect parts replacement procedures or incorrect module configuration.

AV8 CHECK FOR CORRECT DDM (DRIVER DOOR MODULE) OPERATION

Ignition OFF.

Disconnect and inspect the DDM connectors.

Repair:
- corrosion (install new connector or terminals – clean module pins)
- damaged or bent pins – install new terminals/pins
- pushed-out pins – install new pins as necessary

Reconnect the DDM connectors. Make sure they seat and latch correctly.

Operate the system and determine if the concern is still present.

Is the concern still present?

Yes

No	The system is operating correctly at this time. The concern may have been caused by module connections. ADDRESS the root cause of any connector or pin issues.

PINPOINT TEST AW: U0501:86

Normal Operation and Fault Conditions

REFER to: Lane Keeping System - System Operation and Component Description (419-07 Lane Keeping System, Description and Operation).

DTC Fault Trigger Conditions

DTC	Description	Fault Trigger Condition
IPMA U0501:86	Invalid Data Received From 'Door Control Module B': Signal Invalid	Sets in continuous memory in the IPMA if data messages received from the PDM through the GWM are missing for 5 seconds or longer.

Possible Sources

Communication concern
Battery voltage concern
GWM
PDM
IPMA

AW1 VERIFY THE CUSTOMER CONCERN

Ignition ON.

Verify there is an observable symptom present.

Is an observable symptom present?

Yes

GO to AW2

No	CLEAR the DTC . The system is operating normally at this time. The DTC may have been set due to high network traffic or an intermittent fault condition.

AW2 CHECK THE COMMUNICATION NETWORK

Using a diagnostic scan tool, perform the network test.

Does the PDM pass the network test?

Yes

GO to AW3

No	REFER to: Controller Area Network (CAN) Module Communications Network (418-00A Controller Area Network (CAN) Module Communications Network, Diagnosis and Testing). REFER to: Ethernet Module Communications Network (418-00B Ethernet Module Communications Network, Diagnosis and Testing).

AW3 RECHECK THE IPMA (IMAGE PROCESSING MODULE A) DIAGNOSTIC TROUBLE CODES (DTCS)

Using a diagnostic scan tool, perform the IPMA self-test.

Clear the Diagnostic Trouble Codes (DTCs).

Wait 10 seconds.

Repeat the IPMA self-test.

Are any non-network Diagnostic Trouble Codes (DTCs) present?

Yes

DIAGNOSE all non-network Diagnostic Trouble Codes (DTCs). REFER to DTC Chart: IPMA in this section.

GO to AW4

AW4 THE PDM (PASSENGER DOOR MODULE) SELF-TEST

Using a diagnostic scan tool, perform the PDM self-test.

Are any non-network Diagnostic Trouble Codes (DTCs) present?

Yes

REFER to: Glass, Frames and Mechanisms (501-11 Glass, Frames and Mechanisms, Diagnosis and Testing).

GO to AW5

AW5 CHECK THE GWM (GATEWAY MODULE A) DIAGNOSTIC TROUBLE CODES (DTCS)

Using a diagnostic scan tool, check the GWM Continuous Memory Diagnostic Trouble Codes (CMDTCs).

Are any Diagnostic Trouble Codes (DTCs) set?

Yes

GO to AW6

AW6 RECHECK THE IPMA (IMAGE PROCESSING MODULE A) DIAGNOSTIC TROUBLE CODES (DTCS)

Using a diagnostic scan tool, clear the IPMA Diagnostic Trouble Codes (DTCs).

Ignition OFF.

Ignition ON.

Wait 10 seconds.

Using a diagnostic scan tool, perform the continuous memory self-test.

Check the IPMA Diagnostic Trouble Codes (DTCs).

Is DTC U0501:86 still present?

Yes

GO to AW7

No	The system is operating correctly at this time. The DTC may have been set due to high network traffic or an intermittent fault condition.

AW7 CHECK FOR OTHER CAUSES OF COMMUNICATION NETWORK CONCERN

NOTE: If new modules were installed prior to the DTC being set, the module configuration can be incorrectly set during the PMI or the PMI may not have been carried out.

CHECK the vehicle service history for recent service actions related to the PDM , GWM or IPMA . If recent service history is found:
- verify correct replacement module was installed
  - vehicle parts build may be used to verify correct part fitment
- verify the configuration of replacement module was correct
  - re-configure module using as-built data if prior configuration is suspect
- verify the module was not obtained from a like vehicle and installed into customer vehicle
  - return the swapped module to source vehicle and obtain new replacement module

Operate the system and determine if the observable symptom is still present.

Is the observable symptom still present?

Yes

GO to AW8

No	The system is operating correctly at this time. The concern may have been due to incorrect parts replacement procedures or incorrect module configuration.

AW8 CHECK FOR CORRECT PDM (PASSENGER DOOR MODULE) OPERATION

Ignition OFF.

Disconnect and inspect the PDM connectors.

Repair:
- corrosion (install new connector or terminals – clean module pins)
- damaged or bent pins – install new terminals/pins
- pushed-out pins – install new pins as necessary

Reconnect the PDM connectors. Make sure they seat and latch correctly.

Operate the system and determine if the concern is still present.

Is the concern still present?

Yes

No	The system is operating correctly at this time. The concern may have been caused by module connections. ADDRESS the root cause of any connector or pin issues.

PINPOINT TEST AX: U3000:51

Normal Operation and Fault Conditions

REFER to: Lane Keeping System - System Operation and Component Description (419-07 Lane Keeping System, Description and Operation).

DTC Fault Trigger Conditions

DTC	Description	Fault Trigger Condition
IPMA U3000:51	Control Module: Not Programmed	This continuous memory DTC sets when the IPMA not programmed.

Possible Sources

Suspect module
IPMA

AX1 INSTALL A NEW SUSPECT MODULE

Ignition OFF.

INSTALL a new module in question.
REFER to: Image Processing Module A (IPMA) (419-07 Lane Keeping System, Removal and Installation).

Operate the system and determine if the concern is still present.

Is the concern still present?

Yes

CHECK OASIS and follow the instructions for the applicable TSB , GSB , SSM or FSA .

No	The repair is complete.

PINPOINT TEST AY: C1001:49

Normal Operation and Fault Conditions

REFER to: Lane Keeping System - System Operation and Component Description (419-07 Lane Keeping System, Description and Operation).

DTC Fault Trigger Conditions

DTC	Description	Fault Trigger Condition
IPMA C1001:49	Vision System Camera: Internal Electronic Failure	This continuous memory and on-demand DTC sets in the IPMA when an internal fault is detected in the IPMA camera.

Possible Sources

IPMA camera

AY1 CHECK FOR DIAGNOSTIC TROUBLE CODES (DTCS) FROM THE IPMA (IMAGE PROCESSING MODULE A) SELF-TEST

Ignition ON.

Using the diagnostic scan tool, clear the Diagnostic Trouble Codes (DTCs).

Wait 10 seconds.

Using the diagnostic scan tool, carry out the IPMA self-test.

Is DTC C1001:49 retrieved?

Yes

INSTALL a new IPMA camera.
REFER to: Image Processing Module A (IPMA) Camera (419-07 Lane Keeping System, Removal and Installation).

No	The system is operating correctly at this time.

PINPOINT TEST AZ: C1001:95

Normal Operation and Fault Conditions

REFER to: Lane Keeping System - System Operation and Component Description (419-07 Lane Keeping System, Description and Operation).

DTC Fault Trigger Conditions

DTC	Description	Fault Trigger Condition
IPMA C1001:95	Vision System Camera: Incorrect Assembly	This continuous memory and on-demand DTC sets in the IPMA when the IPMA camera installation alignment is incorrect.

Possible Sources

IPMA camera alignment

AZ1 CARRY OUT THE IPMA (IMAGE PROCESSING MODULE A) CAMERA ALIGNMENT USING A DIAGNOSTIC SCAN TOOL

Ignition ON.

Using the diagnostic scan tool, carry out the IPMA camera alignment procedure.

Did the camera alignment procedure complete successfully?

Yes

The system is operating correctly at this time.

No	REFER to the camera alignment procedure to troubleshoot the concern. REFER to: Lane Keeping System - System Operation and Component Description (419-07 Lane Keeping System, Description and Operation).

PINPOINT TEST BA: U3003:A2

Normal Operation and Fault Conditions

REFER to: Lane Keeping System - System Operation and Component Description (419-07 Lane Keeping System, Description and Operation).
The IPMA module are supplied voltage at all times. The module monitors this voltage and sets a DTC if it falls below a threshold.

DTC Fault Trigger Conditions

DTC	Description	Fault Trigger Condition
IPMA U3003:A2	Battery Voltage: System Voltage Low	This continuous memory DTC sets in the IPMA when the IPMA detects the voltage supply circuit has fallen below a set threshold.

Possible Sources

Possible Sources
High resistance
Charging system concern
IPMA

BA1 RECHECK THE IPMA (IMAGE PROCESSING MODULE A) DIAGNOSTIC TROUBLE CODES (DTCS)

Ignition ON.

Using a diagnostic scan tool, clear the Diagnostic Trouble Codes (DTCs) and then repeat the IPMA module self-test.

Is DTC U3003:A2 still present?

Yes

GO to BA2

No	The system is operating normally at this time. The DTC may have been set due to a previous low battery voltage condition.

BA2 CHECK FOR CHARGING SYSTEM DIAGNOSTIC TROUBLE CODES (DTCS) SET IN OTHER MODULES

Using a diagnostic scan tool, retrieve the Continuous Memory Diagnostic Trouble Codes (CMDTCs) from all modules.

Is any other battery or charging system related DTC set in other modules?

Yes

DIAGNOSE the charging system concern.
REFER to: Charging System - 3.5L EcoBoost (272kW/370PS) (414-00 Charging System - General Information, Diagnosis and Testing).

GO to BA3

BA3 CHECK THE BATTERY CONDITION AND STATE OF CHARGE

Ignition OFF.

Check the battery condition and verify the battery is fully charged.
REFER to: Battery (414-01 Battery, Mounting and Cables, Diagnosis and Testing).

Is the battery OK and fully charged?

Yes

GO to BA4

No	DIAGNOSE the battery. REFER to: Battery (414-01 Battery, Mounting and Cables, Diagnosis and Testing).

BA4 CHECK THE IPMA (IMAGE PROCESSING MODULE A) CIRCUIT FOR A SHORT TO VOLTAGE

Ignition OFF.

Disconnect the IPMA connector C242A.

Ignition ON.

Measure:
Click to display connectors

Positive Lead Measurement / Action Negative Lead

C242A-1 Ground

Is any voltage present?

Yes

REPAIR the circuit in question.

GO to BA5

BA5 CHECK THE IPMA (IMAGE PROCESSING MODULE A) CIRCUIT FOR A SHORT TO GROUND

Ignition OFF.

Measure:
Click to display connectors

Positive Lead Measurement / Action Negative Lead

C242A-1 Ground

Are the resistances greater than 10,000 ohms?

Yes

GO to BA7

No	REPAIR the circuit.

BA6 CHECK THE IPMA (IMAGE PROCESSING MODULE A) CIRCUIT FOR AN OPEN

Ignition OFF.

Disconnect . BCMC connector C1035G

Measure:

Positive Lead Measurement / Action Negative Lead

C242A-1 C1035G-1

Are the resistances less than 3 ohms?

Yes

GO to BA7

No	REPAIR the circuit in question.

BA7 CHECK FOR IPMA (IMAGE PROCESSING MODULE A) OPERATION

Disconnect and inspect the IPMA connector.

Repair:
- corrosion (install new connectors or terminals - clean module pins)
- damaged or bent pins - install new terminals pins
- pushed-out pins - install new pins as necessary

Reconnect the IPMA connectors and make sure it seats and latches correctly.

Operate the system and determine if the concern is still present.

Is the concern still present?

Yes

Yes CHECK OASIS for any applicable service articles: TSB , GSB , SSM or FSA . If a service article exists for this concern, DISCONTINUE this test and FOLLOW the service article instructions. If no service articles address this concern, INSTALL a new IPMA .
REFER to: Image Processing Module A (IPMA) (419-07 Lane Keeping System, Removal and Installation).

No	The system is operating correctly at this time. The concern may have been caused by module connections. ADDRESS the root cause of any connector or pin issues.

PINPOINT TEST BB: C1001:31

Normal Operation and Fault Conditions

REFER to: Lane Keeping System - System Operation and Component Description (419-07 Lane Keeping System, Description and Operation).

DTC Fault Trigger Conditions

DTC	Description	Fault Trigger Condition
IPMA C1001:31	Vision System Camera: No Signal	This continuous memory and on-demand DTC set in the IPMA when an internal fault is detected in the IPMA camera.

Possible Sources

IPMA camera
IPMA

BB1 CHECK FOR DIAGNOSTIC TROUBLE CODES (DTCS) FROM THE IPMA (IMAGE PROCESSING MODULE A) SELF-TEST

Ignition ON.

Using the diagnostic scan tool, clear the Diagnostic Trouble Codes (DTCs).

Wait 10 seconds.

Using the diagnostic scan tool, carry out the IPMA self-test.

Is DTC C1001:31 retrieved?

Yes

GO to BB2

No	The system is operating correctly at this time.

BB2 CHECK THE IPMA (IMAGE PROCESSING MODULE A) CAMERA CIRCUIT FOR A SHORT TO GROUND

Ignition OFF.

Disconnect: IPMA connector C242F.

For IPMA and IPMA camera measure:
Click to display connectors

Positive Lead Measurement / Action Negative Lead

C242F-3 Ground

Is the resistance on the suspect circuit greater than 10,000 ohms?

Yes

GO to BB3

No	REPAIR the suspect circuit.

BB3 CHECK THE IPMA (IMAGE PROCESSING MODULE A) CAMERA CIRCUIT FOR A SHORT TO VOLTAGE

Ignition OFF.

Disconnect: IPMA connector C242F.
Click to display connectors

Positive Lead Measurement / Action Negative Lead

C242F-3 Ground

Is the voltage present?

Yes

REPAIR the suspect circuit.

GO to BB4

BB4 CHECK THE IPMA (IMAGE PROCESSING MODULE A) CAMERA CIRCUIT FOR AN OPEN

Ignition OFF.

Measure:
Click to display connectors

Positive Lead Measurement / Action Negative Lead

C242F-3 C9128-1

Is the resistance on the suspect circuit less than 3 ohms?

Yes

REPLACE IPMA camera.
REFER to: Image Processing Module A (IPMA) Camera (419-07 Lane Keeping System, Removal and Installation).

No	REPAIR the circuit and check for normal operation.

PINPOINT TEST BC: U0252:00

Normal Operation and Fault Conditions

REFER to: Lane Keeping System - System Operation and Component Description (419-07 Lane Keeping System, Description and Operation).

DTC Fault Trigger Conditions

DTC	Description	Fault Trigger Condition
IPMA U0252:00	Lost Communication With Lighting Control Module- Rear 'B': No Sub Type Information	Sets in continuous memory in the IPMA if data messages received from the TRM through the GWM are missing for 5 seconds or longer.

Possible Sources

Network communication concern
GWM concern
TRM
IPMA

BC1 VERIFY THE CUSTOMER CONCERN

Ignition ON.

Verify there is an observable symptom present.

Is an observable symptom present?

Yes

GO to BC2

No	CLEAR the DTC . The system is operating normally at this time. The DTC may have been set due to high network traffic or an intermittent fault condition.

BC2 CHECK THE COMMUNICATION NETWORK

Using a diagnostic scan tool, carry out the network test.

Does the TRM pass the network test?

Yes

GO to BC3

No	REFER to: Controller Area Network (CAN) Module Communications Network (418-00A Controller Area Network (CAN) Module Communications Network, Diagnosis and Testing). REFER to: Ethernet Module Communications Network (418-00B Ethernet Module Communications Network, Diagnosis and Testing).

BC3 CARRY OUT THE IPMA (IMAGE PROCESSING MODULE A) SELF-TEST

Using a diagnostic scan tool, carry out the IPMA self-test.

Are any non-network Diagnostic Trouble Codes (DTCs) present?

Yes

DIAGNOSE all non-network Diagnostic Trouble Codes (DTCs). REFER to DTC Chart: IPMA , in this section.

GO to BC4

BC4 CHECK THE GWM (GATEWAY MODULE A) DIAGNOSTIC TROUBLE CODES (DTCS)

Using a diagnostic scan tool, check the GWM Continuous Memory Diagnostic Trouble Codes (CMDTCs).

Are any Diagnostic Trouble Codes (DTCs) recorded?

Yes

GO to BC5

BC5 CARRY OUT THE TRM (TRAILER MODULE) SELF-TEST

Using a diagnostic scan tool, carry out the TRM self-test.

Are any non-network Diagnostic Trouble Codes (DTCs) present?

Yes

REFER to: Trailer Lamps (417-01 Exterior Lighting, Diagnosis and Testing).

GO to BC6

BC6 RECHECK THE IPMA (IMAGE PROCESSING MODULE A) DIAGNOSTIC TROUBLE CODES (DTCS)

Using a diagnostic scan tool, clear the IPMA Diagnostic Trouble Codes (DTCs).

Ignition OFF.

Ignition ON.

Wait 10 seconds.

Using a diagnostic scan tool, carry out the continuous memory self-test.

Check the IPMA Diagnostic Trouble Codes (DTCs).

Is DTC U0252:00 present?

Yes

GO to BC7

No	The system is operating correctly at this time. The DTC may have been set due to high network traffic, or an intermittent fault condition.

BC7 CHECK FOR OTHER CAUSES OF COMMUNICATION NETWORK CONCERN

NOTE: If new modules were installed prior to the DTC being set, the module configuration can be incorrectly set during the PMI , or the PMI may not have been carried out.

CHECK the vehicle service history for recent service actions related to the TRM , GWM or IPMA . If recent service history is found:
- verify correct replacement module was installed
  - vehicle parts build may be used to verify correct part fitment
- verify the configuration of replacement module was correct
  - re-configure module using as-built data if prior configuration is suspect
- verify the module was not obtained from a like vehicle and installed into customer vehicle
  - return the swapped module to source vehicle and obtain new replacement module
  - if a new replacement module is installed, CARRY OUT PMI using as-built data

Operate the system and determine if the observable symptom is still present.

Is the observable symptom still present?

Yes

GO to BC8

No	The system is operating correctly at this time. The concern may have been due to incorrect parts replacement procedures or incorrect module configuration.

BC8 CHECK FOR CORRECT TRM (TRAILER MODULE) OPERATION

Ignition OFF.

Disconnect and inspect the TRM connectors.

Repair:
- corrosion (install new connector or terminals – clean module pins)
- damaged or bent pins – install new terminals/pins
- pushed-out pins – install new pins as necessary

Reconnect the TRM connectors. Make sure they seat and latch correctly.

Operate the system and determine if the concern is still present.

Is the concern still present?

Yes

No	The system is operating correctly at this time. The concern may have been caused by module connections. ADDRESS the root cause of any connector or pin issues.

PINPOINT TEST BD: U0405:86

Normal Operation and Fault Conditions

REFER to: Lane Keeping System - System Operation and Component Description (419-07 Lane Keeping System, Description and Operation).

DTC Fault Trigger Conditions

DTC	Description	Fault Trigger Condition
IPMA U0405:86	Invalid Data Received From Cruise Control Module: Signal Invalid	This continuous memory DTC sets in IPMA due to a fault and invalid data receive from the CCM .

Possible Sources

CCM
IPMA

BD1 CHECK FOR CCM (CRUISE CONTROL MODULE) SIGNAL

Ignition ON.

Using a diagnostic scan tool, clear the Diagnostic Trouble Codes (DTCs) for the module in question.

Is DTC U0405:86 still present?

Yes

RETRIEVE and FOLLOW non-network Diagnostic Trouble Codes (DTCs) from the CCM.
REFER to: Cruise Control (419-03A Cruise Control - Vehicles With: Adaptive Cruise Control, Diagnosis and Testing).

No	DIAGNOSE the observable symptom.

PINPOINT TEST BE: DTC U0422:86

Normal Operation and Fault Conditions

REFER to: Lane Keeping System - System Operation and Component Description (419-07 Lane Keeping System, Description and Operation).

DTC Fault Trigger Conditions

DTC	Description	Fault Trigger Condition
IPMA U0422:86	Invalid Data Received From Body Control Module: Signal Invalid	This continuous memory DTC sets in the IPMA when IPMA receives invalid signal from BCM through the GWM .

Possible Sources

BE1 CHECK FOR BCM (BODY CONTROL MODULE) INVALID DATA

Ignition ON.

Using a diagnostic scan tool, clear the Diagnostic Trouble Codes (DTCs) for the module in question.

Is DTC U0422:86 still present?

Yes

RETRIEVE and FOLLOW non-network Diagnostic Trouble Codes (DTCs) from the BCM .
REFER to: Body Control Module (BCM) (419-10 Multifunction Electronic Modules, Diagnosis and Testing).

No	DIAGNOSE the observable symptom.

PINPOINT TEST BF: U0424-86

Normal Operation and Fault Conditions

REFER to: Lane Keeping System - System Operation and Component Description (419-07 Lane Keeping System, Description and Operation).

DTC Fault Trigger Conditions

DTC	Description	Fault Trigger Condition
IPMA U0424:86	Invalid Data Received From HVAC Control Module: Signal Invalid	This continuous memory DTC sets in the IPMA when invalid data received from HVAC module through GWM .

Possible Sources

Communication concern
GWM
HVAC module

BF1 VERIFY THE CUSTOMER CONCERN

Ignition ON.

Verify there is an observable symptom present.

Is an observable symptom present?

Yes

GO to BF2

No	CLEAR the DTC . The system is operating normally at this time. The DTC may have been set due to high network traffic or an intermittent fault condition.

BF2 CHECK THE COMMUNICATION NETWORK

Using a diagnostic scan tool, carry out the network test.

Does the HVAC module pass the network test?

Yes

GO to BF3

No	REFER to: Controller Area Network (CAN) Module Communications Network (418-00A Controller Area Network (CAN) Module Communications Network, Diagnosis and Testing). REFER to: Ethernet Module Communications Network (418-00B Ethernet Module Communications Network, Diagnosis and Testing).

BF3 CARRY OUT THE IPMA (IMAGE PROCESSING MODULE A) SELF-TEST

Using a diagnostic scan tool, carry out the IPMA self-test.

Are any network Diagnostic Trouble Codes (DTCs) present?

Yes

DIAGNOSE all non-network Diagnostic Trouble Codes (DTCs). REFER to the IPMA DTC Chart in this section.

GO to BF4

BF4 CHECK THE GWM (GATEWAY MODULE A) DIAGNOSTIC TROUBLE CODES (DTCS)

Using a diagnostic scan tool, check the GWM Continuous Memory Diagnostic Trouble Codes (CMDTCs).

Are any Diagnostic Trouble Codes (DTCs) recorded?

Yes

GO to BF5

BF5 CARRY OUT THE HVAC (HEATING, VENTILATION AND AIR CONDITIONING) MODULE SELF-TEST

Using a diagnostic scan tool, carry out the HVAC module self-test.

Are any network Diagnostic Trouble Codes (DTCs) present?

Yes

REFER to: Climate Control System (412-00 Climate Control System - General Information, Diagnosis and Testing).

GO to BF6

BF6 RECHECK THE IPMA (IMAGE PROCESSING MODULE A) DIAGNOSTIC TROUBLE CODES (DTCS)

Using a diagnostic scan tool, clear the IPMA Diagnostic Trouble Codes (DTCs).

Ignition OFF.

Ignition ON.

Wait 10 seconds.

Using a diagnostic scan tool, carry out the continuous memory self-test.

Check the IPMA Diagnostic Trouble Codes (DTCs).

Is DTC U0424:86 ?

Yes

GO to BF7

No	The system is operating correctly at this time. The DTC may have been set due to high network traffic, or an intermittent fault condition.

BF7 CHECK FOR OTHER CAUSES OF COMMUNICATION NETWORK CONCERN

CHECK the vehicle service history for recent service actions related to the HVAC module or IPMA . If recent service history is found:
- verify correct replacement module was installed
  - vehicle parts build may be used to verify correct part fitment
- verify the configuration of replacement module was correct
  - re-configure module using as-built data if prior configuration is suspect
- verify the module was not obtained from a like vehicle and installed into customer vehicle
  - return the swapped module to source vehicle and obtain new replacement module
  - if a new replacement module is installed, CARRY OUT PMI using as-built data

Operate the system and determine if the observable symptom is still present.

Is the observable symptom still present?

Yes

GO to BF8

No	The system is operating correctly at this time. The concern may have been due to incorrect parts replacement procedures or incorrect module configuration.

BF8 CHECK FOR CORRECT HVAC (HEATING, VENTILATION AND AIR CONDITIONING) MODULE OPERATION

Ignition OFF.

Disconnect and inspect the HVAC module connectors.

Repair:
- corrosion (install new connector or terminals – clean module pins)
- damaged or bent pins – install new terminals/pins
- pushed-out pins – install new pins as necessary

Reconnect the HVAC module connectors. Make sure they seat and latch correctly.

Operate the system and determine if the concern is still present.

Is the concern still present?

Yes

No	The system is operating correctly at this time. The concern may have been caused by module connections. ADDRESS the root cause of any connector or pin issues.

PINPOINT TEST BG: U0554-86

Normal Operation and Fault Conditions

REFER to: Lane Keeping System - System Operation and Component Description (419-07 Lane Keeping System, Description and Operation).

DTC Fault Trigger Conditions

DTC	Description	Fault Trigger Condition
IPMA U0554:86	Invalid Data Received From Accessory Protocol Interface Module: Signal Invalid	This continuous memory DTC sets in the IPMA when invalid data received from APIM .

Possible Sources

Communication concern
APIM
HVAC module

BG1 VERIFY THE CUSTOMER CONCERN

Ignition ON.

Verify there is an observable symptom present.

Is an observable symptom present?

Yes

GO to BG2

No	CLEAR the DTC . The system is operating normally at this time. The DTC may have been set due to high network traffic or an intermittent fault condition.

BG2 CHECK THE COMMUNICATION NETWORK

Using a diagnostic scan tool, carry out the network test.

Does the APIM module pass the network test?

Yes

GO to BG3

No	REFER to: Controller Area Network (CAN) Module Communications Network (418-00A Controller Area Network (CAN) Module Communications Network, Diagnosis and Testing). REFER to: Ethernet Module Communications Network (418-00B Ethernet Module Communications Network, Diagnosis and Testing).

BG3 CARRY OUT THE IPMA (IMAGE PROCESSING MODULE A) SELF-TEST

Using a diagnostic scan tool, carry out the IPMA self-test.

Are any network Diagnostic Trouble Codes (DTCs) present?

Yes

DIAGNOSE all non-network Diagnostic Trouble Codes (DTCs). REFER to the IPMA DTC chart in this section.

GO to BG4

BG4 CHECK THE GWM (GATEWAY MODULE A) DIAGNOSTIC TROUBLE CODES (DTCS)

Using a diagnostic scan tool, check the GWM Diagnostic Trouble Codes (DTCs).

Are any Diagnostic Trouble Codes (DTCs) recorded?

Yes

GO to BG5

BG5 CARRY OUT THE APIM (SYNC MODULE) MODULE SELF-TEST

Using a diagnostic scan tool, carry out the APIM module self-test.

Are any network Diagnostic Trouble Codes (DTCs) present?

Yes

GO to BG6

BG6 RECHECK THE IPMA (IMAGE PROCESSING MODULE A) DIAGNOSTIC TROUBLE CODES (DTCS)

Using a diagnostic scan tool, clear the IPMA Diagnostic Trouble Codes (DTCs).

Ignition OFF.

Ignition ON.

Wait 10 seconds.

Using a diagnostic scan tool, carry out the continuous memory self-test.

Check the IPMA Diagnostic Trouble Codes (DTCs).

Is DTC U0554:86 ?

Yes

GO to BG7

No	The system is operating correctly at this time. The DTC may have been set due to high network traffic, or an intermittent fault condition.

BG7 CHECK FOR OTHER CAUSES OF COMMUNICATION NETWORK CONCERN

CHECK the vehicle service history for recent service actions related to the APIM module or IPMA . If recent service history is found:
- verify correct replacement module was installed
  - vehicle parts build may be used to verify correct part fitment
- verify the configuration of replacement module was correct
  - re-configure module using as-built data if prior configuration is suspect
- verify the module was not obtained from a like vehicle and installed into customer vehicle
  - return the swapped module to source vehicle and obtain new replacement module
  - if a new replacement module is installed, CARRY OUT PMI using as-built data

Operate the system and determine if the observable symptom is still present.

Is the observable symptom still present?

Yes

GO to BG8

No	The system is operating correctly at this time. The concern may have been due to incorrect parts replacement procedures or incorrect module configuration.

BG8 CHECK FOR CORRECT APIM (SYNC MODULE) MODULE OPERATION

Ignition OFF.

Disconnect and inspect the APIM module connectors.

Repair:
- corrosion (install new connector or terminals – clean module pins)
- damaged or bent pins – install new terminals/pins
- pushed-out pins – install new pins as necessary

Reconnect the APIM module connectors. Make sure they seat and latch correctly.

Operate the system and determine if the concern is still present.

Is the concern still present?

Yes

CHECK OASIS for any applicable service articles: TSB, GSB, SSM or FSA. If a service article exists for this concern, DISCONTINUE this test and FOLLOW the service article instructions. If no service articles address this concern, INSTALL a new APIM module.
REFER to: SYNC Module [APIM] (415-00 Information and Entertainment System - General Information - Vehicles With: SYNC 4, Removal and Installation).
REFER to: SYNC Module [APIM] to Universal Serial Bus (USB) Port Cable (415-00 Information and Entertainment System - General Information - Vehicles With: SYNC 4, Removal and Installation).

No	The system is operating correctly at this time. The concern may have been caused by module connections. ADDRESS the root cause of any connector or pin issues.

PINPOINT TEST BH: U3000:98

Normal Operation and Fault Conditions

REFER to: Lane Keeping System - System Operation and Component Description (419-07 Lane Keeping System, Description and Operation).

DTC Fault Trigger Conditions

DTC	Description	Fault Trigger Condition
IPMA U3000:98	Control Module: Component Or System Over Temperature	An on-demand and continuous memory DTC Sets in IPMA when the IPMA module detects the are over-temperature.

Possible Sources

IPMA module

BH1 CLEAR THE DIAGNOSTIC TROUBLE CODES (DTCS)

Remove the vehicle from direct sunlight and allow the interior of the vehicle to cool.

Using a diagnostic scan tool, clear the Diagnostic Trouble Codes (DTCs).

Wait 10 seconds.

Using a diagnostic scan tool, perform the IPMA module self-test.

Is DTC U3000:98 still present?

Yes

INSTALL a new IPMA module.
REFER to: Image Processing Module A (IPMA) (419-07 Lane Keeping System, Removal and Installation).

No	TEST the system for normal operation.

PINPOINT TEST BI: B1385:68

Normal Operation and Fault Conditions

REFER to: Lane Keeping System - System Operation and Component Description (419-07 Lane Keeping System, Description and Operation).

DTC Fault Trigger Conditions

DTC	Description	Fault Trigger Condition
IPMA B1385:68	Lane Keeping Aid System: Event Information	This continuous memory DTC Sets when the IPMA receives event information.

Possible Sources

IPMA concerns

BI1 REPEAT THE SELF-TEST AND CHECK FOR DIAGNOSTIC TROUBLE CODES (DTCS)

Using a diagnostic scan tool, repeat the IPMA self-test.

Are any non-network Diagnostic Trouble Codes (DTCs) present?

Yes

For all other Diagnostic Trouble Codes (DTCs), REFER to the IPMA DTC chart in this section.

No	REFER to: Controller Area Network (CAN) Module Communications Network (418-00A Controller Area Network (CAN) Module Communications Network, Diagnosis and Testing). REFER to: Ethernet Module Communications Network (418-00B Ethernet Module Communications Network, Diagnosis and Testing).

PINPOINT TEST BJ: B1385:82

Normal Operation and Fault Conditions

REFER to: Lane Keeping System - System Operation and Component Description (419-07 Lane Keeping System, Description and Operation).

DTC Fault Trigger Conditions

DTC	Description	Fault Trigger Condition
IPMA B1385:82	Lane Keeping Aid System: Alive/Sequence Counter Incorrect/Not Updated	This continuous memory DTC can set due to a fault in the IPMA or an error in the IPMA .

Possible Sources

Suspect module
IPMA

BJ1 CHECK FOR DIAGNOSTIC TROUBLE CODES (DTCS) FROM THE MODULE SENDING INVALID DATA

Ignition ON.

Using a diagnostic scan tool, clear the Diagnostic Trouble Codes (DTCs) for the module in question.

Is DTC B1385:82 still present?

Yes

RETRIEVE and FOLLOW non-network Diagnostic Trouble Codes (DTCs) from the IPMA . REFER to: Controller Area Network (CAN) Module Communications Network (418-00A Controller Area Network (CAN) Module Communications Network, Diagnosis and Testing).
REFER to: Ethernet Module Communications Network (418-00B Ethernet Module Communications Network, Diagnosis and Testing).

No	DIAGNOSE the observable symptom present. REFER to the appropriate Symptom chart in this section.

PINPOINT TEST BK: U0594:86

Normal Operation and Fault Conditions

REFER to: Lane Keeping System - System Operation and Component Description (419-07 Lane Keeping System, Description and Operation).

DTC Fault Trigger Conditions

DTC	Description	Fault Trigger Condition
IPMA U0594:86	Invalid Data Received From Hybrid/EV Powertrain Control Module 'A': Signal Invalid	This continuous memory DTC that set in the IPMA when invalid data messages received from the PCM through GWM .

Possible Sources

Communication network concern
PCM

BK1 VERIFY THE CUSTOMER'S CONCERN

Ignition ON.

Verify if there is an observable symptom present.

Is an observable symptom present?

Yes

GO to BK2

No	CLEAR the DTC . The system is operation correctly at this time. The DTC may have been set due to high network traffic or an intermittent fault condition.

BK2 VERIFY THAT THE DIAGNOSTIC SCAN TOOL COMMUNICATES WITH THE PCM (POWERTRAIN CONTROL MODULE)

Using a diagnostic scan tool, perform the network test

Does the PCM pass the network test?

Yes

GO to BK3

No	REFER to: Controller Area Network (CAN) Module Communications Network (418-00A Controller Area Network (CAN) Module Communications Network, Diagnosis and Testing). REFER to: Ethernet Module Communications Network (418-00B Ethernet Module Communications Network, Diagnosis and Testing).

BK3 PERFORM THE IPMA (IMAGE PROCESSING MODULE A) SELF-TEST

Using a diagnostic scan tool, perform the IPMA self-test.

Clear the Diagnostic Trouble Codes (DTCs).

Wait 10 seconds.

Repeat the IPMA self-test.

Are any Diagnostic Trouble Codes (DTCs) present?

Yes

DIAGNOSE all non-network Diagnostic Trouble Codes (DTCs). REFER to the IPMA DTC Chart in this section.

GO to BK4

BK4 PERFORM THE GWM (GATEWAY MODULE A) SELF-TEST

Using a diagnostic scan tool, perform the GWM self-test.

Are any Diagnostic Trouble Codes (DTCs) recorded?

Yes

GO to BK5

BK5 RECHECK THE IPMA (IMAGE PROCESSING MODULE A) DIAGNOSTIC TROUBLE CODES (DTCS)

Using a diagnostic scan tool, clear the IPMA Diagnostic Trouble Codes (DTCs).

Ignition OFF.

Ignition ON.

Wait 10 seconds.

Using a diagnostic scan tool, perform the continuous memory self-test.

Check the IPMA Diagnostic Trouble Codes (DTCs).

Is DTC U0594:86 still present?

Yes

GO to BK6

No	The system is operating correctly at this time. This DTC may have been set due to high network traffic or an intermittent fault condition.

BK6 CHECK FOR OTHER CAUSES OF COMMUNICATION NETWORK CONCERN

NOTE: If new modules were installed prior to the DTC being set, the module configuration may be incorrectly set during the PMI , or the PMI may not have been carried out.

CHECK the vehicle service history for recent service actions related to the PCM , IPMA or GWM . If recent service history is found:
- verify correct replacement module was installed
  - HVBOM may be used to verify correct part fitment
- verify the configuration of replacement module was correct
  - re-configure module using as-built data prior configuration is suspect
- verify the module was not obtained from a like vehicle and installed into customer vehicle
  - return the swapped module to source vehicle and obtain new replacement module

Operate the system and determine if the observable symptom is still present.

Is the observable symptom still present?

Yes

GO to BK7

No	The system is operating correctly at this time. The concern may have been caused due to incorrect parts replacement procedures or incorrect module configuration.

BK7 CHECK FOR CORRECT PCM (POWERTRAIN CONTROL MODULE) OPERATION

Ignition OFF.

Disconnect and inspect all PCM connectors.

Repair:
- corrosion (install new connector or terminals - clean module pins)
- damaged or bent pins - install new terminals/pins
- pushed-out pins - install new pins as necessary

Reconnect the PCM connectors. Make sure they seat and latch correctly.

Operate the system to determine if the concern is still present.

Is the concern still present?

Yes

Click here to access Guided Routine (PCM).

No	The system is operating correctly at this time. The concern may have been caused by a loose or corroded connector. ADDRESS the root cause of any connector or pin issues.

PINPOINT TEST BL: U2101:00

Normal Operation and Fault Conditions

The IPMA as well as all control modules that are programmable must have the correct As-Built data installed.

DTC Fault Trigger Conditions

DTC	Description	Fault Trigger Condition
IPMA U2101:00	Control Module Configuration Incompatible: No Sub Type Information	This continuous memory DTC sets when the IPMA As-Built data installation was not installed completely or incorrectly.

Possible Sources

IPMA

BL1 CONFIRM THE DTC RESETS

Check vehicle service history for recent service actions related to the IPMA .

Ignition ON.

Connect the diagnostic tool.

Using the diagnostic scan tool, clear the DTC .

Wait 10 seconds.

Using the diagnostic scan tool, perform the IPMA self-test.

Is DTC U2101:00 still present?

Yes

GO to BL2

No	The system is operating correctly at this time.

BL2 INSTALL IPMA (IMAGE PROCESSING MODULE A) PMI (PROGRAMMABLE MODULE INSTALLATION)

Using a diagnostic scan tool, clear the DTCs.

Install IPMA As-Built data from PTS following scan tool instructions.

Is DTC U2101:00 still present?

Yes

No	The system is operating correctly at this time.

PINPOINT TEST BM: U0264:00

Normal Operation and Fault Conditions

REFER to: Lane Keeping System - System Operation and Component Description (419-07 Lane Keeping System, Description and Operation).

DTC Fault Trigger Conditions

DTC	Description	Fault Trigger Condition
IPMA U0264:00	Lost Communication With Camera Module- Rear: No Sub Type Information	This continuous memory DTC sets in IPMA when data messages missing from CMR .

Possible Sources

Communication network concern
IPMA
CMR

BM1 VERIFY THE CUSTOMER'S CONCERN

Ignition ON.

Verify if there is an observable symptom present.

Is an observable symptom present?

Yes

GO to BM2

No	REFER to: Controller Area Network (CAN) Module Communications Network (418-00A Controller Area Network (CAN) Module Communications Network, Diagnosis and Testing). REFER to: Ethernet Module Communications Network (418-00B Ethernet Module Communications Network, Diagnosis and Testing).

BM2 PERFORM THE CMR (CAMERA MODULE - REAR) SELF-TEST

Using a diagnostic scan tool, perform the CMR self-test.

Clear the Diagnostic Trouble Codes (DTCs).

Wait 10 seconds.

Repeat the CMR self-test.

Are any Diagnostic Trouble Codes (DTCs) present?

Yes

DIAGNOSE all non-network Diagnostic Trouble Codes (DTCs). REFER to the CMR DTC Chart in this section.
REFER to: Interior Camera System (419-04B Interior Camera System, Diagnosis and Testing).

GO to BM3

BM3 PERFORM THE IPMA SELF-TEST

Using a diagnostic scan tool, perform the IPMA self-test.

Clear the Diagnostic Trouble Codes (DTCs).

Wait 10 seconds.

Repeat the IPMA self-test.

Are any Diagnostic Trouble Codes (DTCs) present?

Yes

DIAGNOSE all non-network Diagnostic Trouble Codes (DTCs). REFER to the IPMA DTC Chart in this section.

GO to BM4

BM4 CHECK FOR OTHER CAUSES OF COMMUNICATION NETWORK CONCERN

NOTE: If new modules were installed prior to the DTC being set, the module configuration may be incorrectly set during the PMI , or the PMI may not have been carried out.

CHECK the vehicle service history for recent service actions related to the CMR and IPMA . If recent service history is found:
- verify correct replacement module was installed
  - HVBOM may be used to verify correct part fitment
- verify the configuration of replacement module was correct
  - re-configure module using as-built data prior configuration is suspect
- verify the module was not obtained from a like vehicle and installed into customer vehicle
  - return the swapped module to source vehicle and obtain new replacement module

Operate the system and determine if the observable symptom is still present.

Is the observable symptom still present?

Yes

GO to BM5

No	The system is operating correctly at this time. The concern may have been caused due to incorrect parts replacement procedures or incorrect module configuration.

BM5 CHECK FOR CORRECT CMR (CAMERA MODULE - REAR) OPERATION

Ignition OFF.

Disconnect and inspect all CMR connectors.

Repair:
- corrosion (install new connector or terminals - clean module pins)
- damaged or bent pins - install new terminals/pins
- pushed-out pins - install new pins as necessary

Reconnect the CMR connectors. Make sure they seat and latch correctly.

Operate the system to determine if the concern is still present.

Is the concern still present?

Yes

CHECK OASIS for any applicable service articles: TSB , GSB , SSM or FSA . If a service article exists for this concern, DISCONTINUE this test and FOLLOW the service article instructions. If no service articles address this concern, Install new CMR .
REFER to: Driver Status Monitor Camera Module [CMR] (419-04B Interior Camera System, Removal and Installation).

No	The system is operating correctly at this time. The concern may have been caused by a loose or corroded connector. ADDRESS the root cause of any connector or pin issues.

PINPOINT TEST BN: U0565:82, U0565:83 OR U0565:86

Normal Operation and Fault Conditions

REFER to: Lane Keeping System - System Operation and Component Description (419-07 Lane Keeping System, Description and Operation).

DTC Fault Trigger Conditions

DTC	Description	Fault Trigger Condition
IPMA U0565:82	Invalid Data Received From Camera Module-Rear: Alive/Sequence Counter Incorrect/Not Updated	This continuous memory DTC sets in IPMA when invalid/incorrect data received from CMR .
IPMA U0565:83	Invalid Data Received From Camera Module-Rear: Value Of Signal Protection Calculation Incorrect	This continuous memory DTC sets in IPMA when invalid data received from CMR .
IPMA U0565:86	Invalid Data Received From Camera Module-Rear: Signal Invalid	This continuous memory DTC sets in IPMA when invalid signal received from CMR .

Possible Sources

Communication network concern
IPMA
CMR

BN1 VERIFY THE CUSTOMER'S CONCERN

Ignition ON.

Verify if there is an observable symptom present.

Is an observable symptom present?

Yes

GO to BN2

No	REFER to: Controller Area Network (CAN) Module Communications Network (418-00A Controller Area Network (CAN) Module Communications Network, Diagnosis and Testing). REFER to: Ethernet Module Communications Network (418-00B Ethernet Module Communications Network, Diagnosis and Testing).

BN2 PERFORM THE CMR (CAMERA MODULE - REAR) SELF-TEST

Using a diagnostic scan tool, perform the CMR self-test.

Clear the Diagnostic Trouble Codes (DTCs).

Wait 10 seconds.

Repeat the CMR self-test.

Are any Diagnostic Trouble Codes (DTCs) present?

Yes

DIAGNOSE all non-network Diagnostic Trouble Codes (DTCs). REFER to the CMR DTC Chart.
REFER to: Interior Camera System (419-04B Interior Camera System, Diagnosis and Testing).

GO to BN3

BN3 PERFORM THE IPMA (IMAGE PROCESSING MODULE A) SELF-TEST

Using a diagnostic scan tool, perform the IPMA self-test.

Clear the Diagnostic Trouble Codes (DTCs).

Wait 10 seconds.

Repeat the IPMA self-test.

Are any Diagnostic Trouble Codes (DTCs) present?

Yes

DIAGNOSE all non-network Diagnostic Trouble Codes (DTCs). REFER to the IPMA DTC Chart in this section.

GO to BN4

BN4 CHECK FOR OTHER CAUSES OF COMMUNICATION NETWORK CONCERN

NOTE: If new modules were installed prior to the DTC being set, the module configuration may be incorrectly set during the PMI , or the PMI may not have been carried out.

CHECK the vehicle service history for recent service actions related to the CMR and IPMA . If recent service history is found:
- verify correct replacement module was installed
  - HVBOM may be used to verify correct part fitment
- verify the configuration of replacement module was correct
  - re-configure module using as-built data prior configuration is suspect
- verify the module was not obtained from a like vehicle and installed into customer vehicle
  - return the swapped module to source vehicle and obtain new replacement module

Operate the system and determine if the observable symptom is still present.

Is the observable symptom still present?

Yes

GO to BN5

No	The system is operating correctly at this time. The concern may have been caused due to incorrect parts replacement procedures or incorrect module configuration.

BN5 CHECK FOR CORRECT CMR (CAMERA MODULE - REAR) OPERATION

Ignition OFF.

Disconnect and inspect all CMR connectors.

Repair:
- corrosion (install new connector or terminals - clean module pins)
- damaged or bent pins - install new terminals/pins
- pushed-out pins - install new pins as necessary

Reconnect the CMR connectors. Make sure they seat and latch correctly.

Operate the system to determine if the concern is still present.

Is the concern still present?

Yes

CHECK OASIS for any applicable service articles: TSB , GSB , SSM or FSA . If a service article exists for this concern, DISCONTINUE this test and FOLLOW the service article instructions. If no service articles address this concern, Install the new CMR .
REFER to: Driver Status Monitor Camera Module [CMR] (419-04B Interior Camera System, Removal and Installation).
.

No	The system is operating correctly at this time. The concern may have been caused by a loose or corroded connector. ADDRESS the root cause of any connector or pin issues.

PINPOINT TEST BO: U100B:64

Normal Operation and Fault Conditions

REFER to: Lane Keeping System - System Operation and Component Description (419-07 Lane Keeping System, Description and Operation).

DTC Fault Trigger Conditions

DTC	Description	Fault Trigger Condition
IPMA U100B:64	Semi-Automatic Parallel Parking System: Signal Plausibility Failure	This continuous memory DTC sets in IPMA when signal failure from semi-automatic parallel parking system.

Possible Sources

Communication network concern
IPMA
CMR

BO1 CHECK FOR DIAGNOSTIC TROUBLE CODES (DTCS) FOR SEMI-AUTOMATIC PARALLEL PARKING SYSTEM

Ignition ON.

Using the diagnostic scan tool, clear the Diagnostic Trouble Codes (DTCs).

Wait 10 seconds.

Using the diagnostic scan tool, carry out the CMR self-test.

Is DTC U100B:64 retrieved?

Yes

RETRIEVE and FOLLOW Diagnostic Trouble Codes (DTCs) from the semi-automatic parallel parking system.
REFER to: Parking Aid (413-13A Parking Aid, Diagnosis and Testing).

No	The system is operating correctly at this time.

PINPOINT TEST BP: U3000:89

Normal Operation and Fault Conditions

The IPMA contains separate system chips that communicate internally and monitor various communication inputs/outputs from Ethernet, LIN and FD-CAN .

DTC Fault Trigger Conditions

DTC	Description	Fault Trigger Condition
IPMA U3000:89	Control Module: Data Transfer Failure	This DTC sets in the IPMA when an internal data transfer failure from the main Central Processing Unit (CPU) to one or more of the three system chips has failed. This may include the processor for Ethernet, LIN or FD-CAN .

Possible Sources

IPMA

BP1 CHECK FOR DIAGNOSTIC TROUBLE CODES (DTCS)

CHECK the vehicle service history for recent service actions related to this module.

Connect the diagnostic tool.

Ignition ON.

Using the diagnostic scan tool, clear the Diagnostic Trouble Codes (DTCs).

Wait 10 seconds.

Using the diagnostic scan tool, carry out the IPMA self-test.

Is DTC U3000:89 retrieved?

Yes

GO to BP2

No	The system is operating correctly at this time.

BP2 RECHECK FOR DIAGNOSTIC TROUBLE CODES (DTCS)

Ignition OFF.

Remove power from the IPMA .

Wait 5 to 15 minuets.

Re-power the IPMA .

Ignition ON.

Using the diagnostic scan tool, carry out the IPMA self-test.

Is DTC U3000:89 retrieved?

Yes

INSTALL a new IPMA .
REFER to: Image Processing Module A (IPMA) (419-07 Lane Keeping System, Removal and Installation).

No	The system is operating correctly at this time.

PINPOINT TEST BQ: A IPMA (IMAGE PROCESSING MODULE A) DOES NOT COMMUNICATE WITH THE DIAGNOSTIC SCAN TOOL

Normal Operation and Fault Conditions

REFER to: Lane Keeping System - System Operation and Component Description (419-07 Lane Keeping System, Description and Operation).

Possible Sources

Fuse
Wiring, terminals or connectors
Module

BQ1 CHECK IPMA (IMAGE PROCESSING MODULE A) MODULE CONNECTED WITH SCAN TOOL

Connect the diagnostic tool.

Ignition ON.

Using a diagnostic scan tool, check IPMA communicates with scan tool.

Is it communicates with scan tool?

Yes

The system is operating correctly at this time.

No	REFER to: Controller Area Network (CAN) Module Communications Network (418-00A Controller Area Network (CAN) Module Communications Network, Diagnosis and Testing). REFER to: Ethernet Module Communications Network (418-00B Ethernet Module Communications Network, Diagnosis and Testing).

PINPOINT TEST BR: THE DISPLAY LINES IN THE IPC (INSTRUMENT PANEL CLUSTER) DO NOT TURN GREEN AFTER THE LANE KEEPING SYSTEM IS TURNED ON

Normal Operation and Fault Conditions

The display lines are gray when the IPMA cannot detect lane marking(s) on the road in front of the vehicle. REFER to: Lane Keeping System - System Operation and Component Description (419-07 Lane Keeping System, Description and Operation).

Possible Sources

Road conditions

Diagnostic steps are not provided for this symptom or DTC. REFER to: Diagnostic Methods (100-00 General Information, Description and Operation).

PINPOINT TEST BS: THE LANE KEEPING AID OR LANE KEEPING ALERT PROVIDES EARLY FEEDBACK ON ONE SIDE OF THE LANE AND LATE FEEDBACK ON THE OTHER SIDE OF THE LANE

Normal Operation and Fault Conditions

REFER to: Lane Keeping System - System Operation and Component Description (419-07 Lane Keeping System, Description and Operation).

Possible Sources

Dirty or cracked windshield
Interior rear view mirror
IPMA

BS1 CHECK WINDSHIELD FOR DIRT AND CRACK

Inspect the windshield in front of the camera for dirt and crack.

Is an observable concern present?

Yes

CLEAN the dirty area. If windshield is found cracked, INSTALL new as necessary.
REFER to: Fixed Glass (501-11 Glass, Frames and Mechanisms, General Procedures).

GO to BS2

BS2 CHECK FOR FORWARD WINDSHIELD CAMERA FITMENT

Inspect forward windshield camera for proper installation.

Is an observable concern present?

Yes

REINSTALL forward windshield camera properly.

GO to BS3

BS3 CHECK IPMA (IMAGE PROCESSING MODULE A) CAMERA ALIGNMENT

Perform the IPMA camera alignment.

Is an observable concern present?

Yes

DIAGNOSE camera alignment Diagnostic Codes (DTCs). REFER to the IPMA DTC Chart in this section.
REFER to: Lane Keeping System - System Operation and Component Description (419-07 Lane Keeping System, Description and Operation).

No	The system is operating correctly at this time.

PINPOINT TEST BT: LANE KEEPING SYSTEM MALFUNCTION SERVICE REQUIRED MESSAGE IN THE IPC (INSTRUMENT PANEL CLUSTER)

Normal Operation and Fault Conditions

REFER to: Lane Keeping System - System Operation and Component Description (419-07 Lane Keeping System, Description and Operation).

Possible Sources

PSCM concern

BT1 CHECK THE CONCERN

Perform the road test to verify the concern.

Is an observable concern present?

Yes

RETRIEVE and REPAIR all PSCM Diagnostic Trouble Codes (DTCs).
REFER to: Power Steering (211-02 Power Steering, Diagnosis and Testing).

No	The system is operating correctly at this time.

PINPOINT TEST BU: IPMA (IMAGE PROCESSING MODULE A) CAMERA TEMPORARILY NOT AVAILABLE MESSAGE IN THE IPC (INSTRUMENT PANEL CLUSTER)

Normal Operation and Fault Conditions

REFER to: Lane Keeping System - System Operation and Component Description (419-07 Lane Keeping System, Description and Operation).

Possible Sources

Temporary over temperature condition

BU1 VERIFY THE CUSTOMER CONCERN

Remove the vehicle from direct sunlight, recheck after 10 minutes.

Is the concern is still present?

Yes

DIAGNOSE camera alignment Diagnostic Codes (DTCs). REFER to the IPMA DTC Chart in this section.

No	The system is operating correctly at this time.

PINPOINT TEST BV: IPMA (IMAGE PROCESSING MODULE A) CAMERA LOW VISIBILITY CLEAN SCREEN MESSAGE IN THE IPC (INSTRUMENT PANEL CLUSTER)

Normal Operation and Fault Conditions

REFER to: Lane Keeping System - System Operation and Component Description (419-07 Lane Keeping System, Description and Operation).

Possible Sources

Dirty or cracked windshield
Dirt or debris in between the camera and the windshield
Camera windshield defrost heater

BV1 CHECK WINDSHIELD FOR DIRT AND CRACK

Inspect the windshield in front of the camera for dirt and crack.

Is an observable concern present?

Yes

CLEAN the dirty area. If windshield is found cracked, INSTALL new as necessary.
REFER to: Fixed Glass (501-11 Glass, Frames and Mechanisms, General Procedures).

GO to BV2

BV2 CHECK FOR DIRT BETWEEN CAMERA AND WINDSHIELD

Inspect the area between the IPMA camera and the windshield.

Is any dirt an debris present?

Yes

CLEAN the area between the IPMA camera and the windshield.

GO to BV3

BV3 CHECK CAMERA WINDSHIELD DEFROST HEATER

Inspect the camera windshield defrost heater for damage.

Is an observable concern present?

Yes

DIAGNOSE any IPMA heater Diagnostic Trouble Codes (DTCs) that are present.

No	The system is operating correctly at this time.

PINPOINT TEST BW: THE LANE KEEPING AID AND LANE KEEPING ALERT WILL NOT TURN OFF

Normal Operation and Fault Conditions

REFER to: Lane Keeping System - System Operation and Component Description (419-07 Lane Keeping System, Description and Operation).

Possible Sources

MyKey® in use

BW1 VERIFY THE CUSTOMER CONCERN

Perform the road test to verify the concern.

Is an observable concern present?

Yes

When MyKey® in use, the lane keeping aid and lane keeping alert will not turn off.

No	The system is operating correctly at this time.

PINPOINT TEST BX: B1132:11, B1132:12 OR B1132:13

Refer to Wiring Diagrams Cell 31 for schematic and connector information.

Normal Operation and Fault Conditions

DTC Fault Trigger Conditions

DTC	Description	Fault Trigger Condition
BCMC B1132:11	Heated Windshield Signal: Circuit Short To Ground	This continuous and on-demand DTC sets in the BCMC when BCMC detects a short to ground on the heated windshiled circuit.
BCMC B1132:12	Heated Windshield Signal: Circuit Short To Battery	This continuous and on-demand DTC sets in the BCMC when BCMC detects a short to voltage on the heated windshiled circuit.
BCMC B1132:13	Heated Windshield Signal: Circuit Open	This continuous and on-demand DTC sets in the BCMC when BCMC detects an open on the heated windshiled circuit.

Possible Sources

Wiring, terminals or connectors
Windshield concern
IPMA concern
BCMC

NOTICE: Use the correct probe adapter(s) when making measurements. Failure to use the correct probe adapter(s) may cause damage to the connector. Use only Rotunda Flex Probes (NUD105-R025D)

BX1 CHECK THE HEATED WINDSHIELD CIRCUITS FOR A SHORT TO VOLTAGE

Ignition OFF.

Disconnect BCMC C1035C .

Disconnect heated windshield :
- Vehicle with electronic toll collect C9048
- Vehicle without electronic toll collect C9440

Ignition ON.

Measure:

Vehicle with electronic toll collect

Positive Lead Measurement / Action Negative Lead

C9048-12 Ground

C9048-21 Ground

Vehicle without electronic toll collect

Positive Lead Measurement / Action Negative Lead

C9440-13 Ground

C9440-14 Ground

Is any voltage present?

Yes

REPAIR the circuit.

GO to BX2

BX2 CHECK THE HEATED WINDSHIELD CIRCUITS FOR A SHORT TO GROUND

Ignition OFF.

Measure:

Vehicle with electronic toll collect

Positive Lead Measurement / Action Negative Lead

C9048-12 Ground

C9048-21 Ground

Vehicle without electronic toll collect

Positive Lead Measurement / Action Negative Lead

C9440-13 Ground

C9440-14 Ground

Are the resistances less than 3 ohms?

Yes

GO to BX3

No	REPAIR the circuit.

BX3 CHECK THE HEATED WINDSHIELD CIRCUITS FOR AN OPEN

Measure:

Vehicle with electronic toll collect

Positive Lead Measurement / Action Negative Lead

C9048-12 C1035C-12

C9048-21 Ground

Vehicle without electronic toll collect

Positive Lead Measurement / Action Negative Lead

C9440-13 C1035C-12

C9440-14 Ground

Are the resistances less than 3 ohms?

Yes

GO to BX4

No	REPAIR the circuit.

BX4 CHECK THE HEATED WINDSHIELD CIRCUITS FOR A SHORT TO EACH OTHER

Measure:

Vehicle with electronic toll collect

Positive Lead Measurement / Action Negative Lead

C9048-12 C9048-21

Vehicle without electronic toll collect

Positive Lead Measurement / Action Negative Lead

C9440-13 C9440-14

Are the resistances greater than 10,000 ohms?

Yes

GO to BX5

No	REPAIR the circuit.

BX5 CHECK FOR WINDSHIELD JUMPER HARNESS

Inspect the windshield jumper harness between the vehicle harness and the windshied heater connector for:
- Open or short circuits
- Damaged or pushed out pins
- Corrosion

Is the harness OK?

Yes

INSTALL a new windshield for the one in question.
REFER to: Fixed Glass (501-11 Glass, Frames and Mechanisms, General Procedures).

No	REPAIR the harness as necessary. If the harness cannot be repaired, INSTALL a new windshield jumper harness.

PINPOINT TEST BY: U0241:00

Normal Operation and Fault Conditions

REFER to: Lane Keeping System - System Operation and Component Description (419-07 Lane Keeping System, Description and Operation).

DTC Fault Trigger Conditions

DTC	Description	Fault Trigger Condition
IPMA U0241:00	Lost Communication With Headlamp Control Module 'A': No Sub Type Information	Sets in continuous memory in the IPMA if data messages received from the HCM through the GWM are missing for 5 seconds or longer.

Possible Sources

Communication concern
GWM
HCM
IPMA

BY1 VERIFY THE CUSTOMER CONCERN

Ignition ON.

Verify there is an observable symptom present.

Is an observable symptom present?

Yes

GO to BY2

No	CLEAR the DTC . The system is operating normally at this time. The DTC may have been set due to high network traffic or an intermittent fault condition.

BY2 CHECK THE COMMUNICATION NETWORK

Using a diagnostic scan tool, perform the network test.

Does the HCM pass the network test?

Yes

GO to BY3

No	REFER to: Controller Area Network (CAN) Module Communications Network (418-00A Controller Area Network (CAN) Module Communications Network, Diagnosis and Testing). REFER to: Ethernet Module Communications Network (418-00B Ethernet Module Communications Network, Diagnosis and Testing).

BY3 PERFORM THE IPMA (IMAGE PROCESSING MODULE A) SELF-TEST

Using a diagnostic scan tool, perform the IPMA self-test.

Are any non-network Diagnostic Trouble Codes (DTCs) present?

Yes

DIAGNOSE all non-network Diagnostic Trouble Codes (DTCs). REFER to the IPMA DTC Chart in this section.

GO to BY4

BY4 CHECK THE GWM (GATEWAY MODULE A) DIAGNOSTIC TROUBLE CODES (DTCS)

Using a diagnostic scan tool, check the GWM Diagnostic Trouble Codes (DTCs).

Are any Diagnostic Trouble Codes (DTCs) recorded?

Yes

GO to BY5

BY5 PERFORM THE HCM (HEADLAMP CONTROL MODULE) SELF-TEST

Using a diagnostic scan tool, perform the HCM self-test.

Are any non-network Diagnostic Trouble Codes (DTCs) present?

Yes

REFER to the Master DTC Chart.
REFER to: Headlamps (417-01 Exterior Lighting, Diagnosis and Testing).

GO to BY6

BY6 RECHECK THE IPMA (IMAGE PROCESSING MODULE A) DIAGNOSTIC TROUBLE CODES (DTCS)

Using a diagnostic scan tool, clear the IPMA Diagnostic Trouble Codes (DTCs).

Ignition OFF.

Ignition ON.

Wait 10 seconds.

Using a diagnostic scan tool, perform the continuous memory self-test.

Check the IPMA Diagnostic Trouble Codes (DTCs).

Is DTC U0241:00 still present?

Yes

GO to BY7

No	The system is operating correctly at this time. The DTC may have been set due to high network traffic or an intermittent fault condition.

BY7 CHECK FOR OTHER CAUSES OF COMMUNICATION NETWORK CONCERN

NOTE: If new modules were installed prior to the DTC being set, the module configuration may be incorrectly set during the PMI , or the PMI may not have been carried out.

CHECK the vehicle service history for recent service actions related to the HCM , GWM or IPMA . If recent service history is found:
- verify correct replacement module was installed
  - vehicle parts build may be used to verify correct part fitment
- verify the configuration of replacement module was correct
  - re-configure module using as-built data if prior configuration is suspect
- verify the module was not obtained from a like vehicle and installed into customer vehicle
  - return the swapped module to source vehicle and obtain new replacement module

Operate the system and determine if the observable symptom is still present.

Is the observable symptom still present?

Yes

GO to BY8

No	The system is operating correctly at this time. The concern may have been due to incorrect parts replacement procedures or incorrect module configuration.

BY8 CHECK FOR CORRECT HCM (HEADLAMP CONTROL MODULE) OPERATION

Ignition OFF.

Disconnect and inspect all HCM connector.

Repair:
- corrosion (install new connector or terminals – clean module pins)
- damaged or bent pins – install new terminals/pins
- pushed-out pins – install new pins as necessary

Reconnect all the HCM connector. Make sure it seats and latches correctly.

Operate the system and determine if the concern is still present.

Is the concern still present?

Yes

No	The system is operating correctly at this time. The concern may have been caused by module connections. ADDRESS the root cause of any connector or pin issues.

PINPOINT TEST BZ: U3000:98

Normal Operation and Fault Conditions

REFER to: Lane Keeping System - System Operation and Component Description (419-07 Lane Keeping System, Description and Operation).

DTC Fault Trigger Conditions

DTC	Description	Fault Trigger Condition
IPMA U3000:98	Control Module: Component Or System Over Temperature	An on-demand and continuous memory DTC Sets in IPMA when the IPMA module detects the are over-temperature.

Possible Sources

IPMA module

BZ1 CLEAR THE DIAGNOSTIC TROUBLE CODES (DTCS)

Remove the vehicle from direct sunlight and allow the interior of the vehicle to cool.

Using a diagnostic scan tool, clear the Diagnostic Trouble Codes (DTCs).

Wait 10 seconds.

Using a diagnostic scan tool, perform the IPMA module self-test.

Is DTC U3000:98 still present?

Yes

INSTALL a new IPMA module.
REFER to: Image Processing Module A (IPMA) (419-07 Lane Keeping System, Removal and Installation).

No	TEST the system for normal operation.

Lane Keeping System - System Operation and Component Description. Description and Operation

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