Lincoln Navigator: Side and Rear Vision / Blind Spot Information System. Diagnosis and Testing

Lincoln Navigator 2018-2025 Workshop Manual / Electronic Feature Group / Side and Rear Vision / Blind Spot Information 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
DDM	B118C:11	Left Blind Spot Warning Indicator: Circuit Short To Ground	GO to Pinpoint Test D
DDM	B118C:15	Left Blind Spot Warning Indicator: Circuit Short To Battery Or Open	GO to Pinpoint Test C
DDM	B118C:15	Left Blind Spot Warning Indicator: Circuit Short To Battery Or Open	GO to Pinpoint Test D
IPMA	B15EC:14	Side Obstacle Detector 'A': Circuit Short To Ground Or Open	GO to Pinpoint Test S
IPMA	B15EC:15	Side Obstacle Detector 'A': Circuit Short To Battery Or Open	GO to Pinpoint Test S
IPMA	B15ED:14	Side Obstacle Detector 'B': Circuit Short To Ground Or Open	GO to Pinpoint Test T
IPMA	B15ED:15	Side Obstacle Detector 'B': Circuit Short To Battery Or Open	GO to Pinpoint Test T
PDM	B118D:11	Right Blind Spot Warning Indicator: Circuit Short To Ground	GO to Pinpoint Test D
PDM	B118D:15	Right Blind Spot Warning Indicator: Circuit Short To Battery Or Open	GO to Pinpoint Test C
PDM	B118D:15	Right Blind Spot Warning Indicator: Circuit Short To Battery Or Open	GO to Pinpoint Test D
SODL	B13F3:54	Left Rear Side Sensor: Missing Calibration	GO to Pinpoint Test I
SODL	B13F3:96	Left Rear Side Sensor: Component Internal Failure	GO to Pinpoint Test J
SODL	B13F3:97	Left Rear Side Sensor: Component Or System Operation Obstructed Or Blocked	GO to Pinpoint Test K
SODL	B13F3:98	Left Rear Side Sensor: Component Or System Over Temperature	GO to Pinpoint Test L
SODL	B15D9:78	Left Rear Side Sensor Horizontal Alignment: Alignment Or Adjustment Incorrect	GO to Pinpoint Test I
SODL	B15DD:78	Left Rear Side Sensor Vertical Alignment: Alignment Or Adjustment Incorrect	GO to Pinpoint Test I
SODL	U2008:08	Sensor Cluster: Bus Signal/Message Failures	GO to Pinpoint Test M
SODL	U2100:00	Initial Configuration Not Complete: No Sub Type Information	GO to Pinpoint Test N
SODL	U2300:55	Central Configuration: Not Configured	GO to Pinpoint Test N
SODL	U3000:41	Control Module: General Checksum Failure	GO to Pinpoint Test O
SODL	U3000:42	Control Module: General Memory Failure	GO to Pinpoint Test O
SODL	U3000:44	Control Module: Data Memory Failure	GO to Pinpoint Test O
SODL	U3000:49	Control Module: Internal Electronic Failure	GO to Pinpoint Test O
SODL	U3002:62	Vehicle Identification Number: Signal Compare Failure	GO to Pinpoint Test P
SODL	U3003:16	Battery Voltage: Circuit Voltage Below Threshold	GO to Pinpoint Test Q
SODL	U3003:17	Battery Voltage: Circuit Voltage Above Threshold	GO to Pinpoint Test R
SODR	B13F4:54	Right Rear Side Sensor: Missing Calibration	GO to Pinpoint Test I
SODR	B13F4:96	Right Rear Side Sensor: Component Internal Failure	GO to Pinpoint Test J
SODR	B13F4:97	Right Rear Side Sensor: Component Or System Operation Obstructed Or Blocked	GO to Pinpoint Test K
SODR	B13F4:98	Right Rear Side Sensor: Component Or System Over Temperature	GO to Pinpoint Test L
SODR	B157D:78	Right Rear Side Sensor Vertical Alignment: Alignment Or Adjustment Incorrect	GO to Pinpoint Test I
SODR	B159C:78	Right Rear Side Sensor Horizontal Alignment: Alignment Or Adjustment Incorrect	GO to Pinpoint Test I
SODR	U2008:08	Sensor Cluster: Bus Signal/Message Failures	GO to Pinpoint Test M
SODR	U2100:00	Initial Configuration Not Complete: No Sub Type Information	GO to Pinpoint Test N
SODR	U2300:55	Central Configuration: Not Configured	GO to Pinpoint Test N
SODR	U3000:41	Control Module: General Checksum Failure	GO to Pinpoint Test O
SODR	U3000:42	Control Module: General Memory Failure	GO to Pinpoint Test O
SODR	U3000:44	Control Module: Data Memory Failure	GO to Pinpoint Test O
SODR	U3000:49	Control Module: Internal Electronic Failure	GO to Pinpoint Test O
SODR	U3002:62	Vehicle Identification Number: Signal Compare Failure	GO to Pinpoint Test P
SODR	U3003:16	Battery Voltage: Circuit Voltage Below Threshold	GO to Pinpoint Test Q
SODR	U3003:17	Battery Voltage: Circuit Voltage Above Threshold	GO to Pinpoint Test R

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 > Blind Spot (BLIS)/Cross Traffic > Controls > Inoperative	GO to Pinpoint Test A
Driver Aid & Information > Blind Spot (BLIS)/Cross Traffic > Controls > Inoperative	GO to Pinpoint Test B
Driver Aid & Information > Blind Spot (BLIS)/Cross Traffic > Controls > Inoperative	GO to Pinpoint Test F
Driver Aid & Information > Blind Spot (BLIS)/Cross Traffic > Performance > Inoperative	GO to Pinpoint Test A
Driver Aid & Information > Blind Spot (BLIS)/Cross Traffic > Performance > Inoperative	GO to Pinpoint Test B
Driver Aid & Information > Park Assist > Controls > Inoperative	GO to Pinpoint Test U
Driver Aid & Information > Park Assist > Performance > Inoperative	GO to Pinpoint Test U
Driver Aid & Information > Steering Wheel Controls > Controls > Inoperative	GO to Pinpoint Test H
Lighting/Glass/Vision > Mirror > Side > Appearance	GO to Pinpoint Test C
Lighting/Glass/Vision > Mirror > Side > Appearance	GO to Pinpoint Test D
Lighting/Glass/Vision > Mirror > Side > Inoperative	GO to Pinpoint Test C
Lighting/Glass/Vision > Mirror > Side > Inoperative	GO to Pinpoint Test D

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).

Symptom Chart - BLIS ®

Condition	Action
A module does not respond to the diagnostic scan tool	GO to Pinpoint Test G
The BLIS ® is inoperative or does not function correctly	GO to Pinpoint Test A
The BLIS ® has poor or inconsistent performance	GO to Pinpoint Test A
The BLIS ® message center warnings are not displayed and the exterior mirror BLIS ®/ CTA LED does not illuminate	GO to Pinpoint Test A
An exterior mirror BLIS ®/ CTA LED is always on	GO to Pinpoint Test C
An exterior mirror BLIS ®/ CTA LED does not illuminate	GO to Pinpoint Test D
The IPC message center displays a blocked sensor message	GO to Pinpoint Test E
The BLIS ® cannot be turned off in the message center	GO to Pinpoint Test F
The IPC message center or the LH upper steering wheel switch is not operating correctly	GO to Pinpoint Test H

Symptom Chart - CTA

Condition	Action
A module does not respond to the diagnostic scan tool	GO to Pinpoint Test G
The CTA system is inoperative or does not function correctly	GO to Pinpoint Test B
The CTA system has poor or inconsistent performance	GO to Pinpoint Test B
The CTA system message center warnings are not displayed and the exterior mirror BLIS ®/ CTA LED does not illuminate	GO to Pinpoint Test B
An exterior mirror BLIS ®/ CTA LED does not illuminate when the audio tone sounds for the CTA system	GO to Pinpoint Test B
An exterior mirror BLIS ®/ CTA LED is always on	GO to Pinpoint Test C
An exterior mirror BLIS ®/ CTA LED does not illuminate	GO to Pinpoint Test D
The IPC message center displays a blocked sensor message	GO to Pinpoint Test E
The CTA system cannot be turned off in the message center	GO to Pinpoint Test F

Symptom Chart - Reverse Brake Assist

Condition	Action
The reverse brake assist is inoperative or does not operate correctly	GO to Pinpoint Test U

Pinpoint Tests

PINPOINT TEST A: THE BLIS (BLIND SPOT INFORMATION SYSTEM) ® IS INOPERATIVE OR DOES NOT FUNCTION CORRECTLY

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

Normal Operation and Fault Conditions

REFER to: Blind Spot Information System - System Operation and Component Description (419-04A Side and Rear Vision, Description and Operation).

Possible Sources

Communication network concern
Obstruction or damage to the rear bumper cover sides
Configuration concern
SODL
SODR
IPC concern
PCM concern
GWM concern
DDM concern
PDM concern
IPMA

Visual Inspection and Pre-checks

Check for damage to the rear bumper cover sides.

A1 VERIFY THE LH (LEFT-HAND) AND RH (RIGHT-HAND) EXTERIOR MIRROR BLIS (BLIND SPOT INFORMATION SYSTEM) ®/ CTA (CROSS TRAFFIC ALERT) LED (LIGHT EMITTING DIODE) OPERATION

Ignition OFF.

Observe the LH and RH exterior mirror BLIS ®/ CTA Light Emitting Diodes (LEDs).

Turn the vehicle to run and wait for the ready to drive indicator to come on.

Do the LH and RH exterior mirror BLIS ®/ CTA Light Emitting Diodes (LEDs) illuminate and turn off after approximately 3 seconds?

Yes

GO to A2

No	If either LED is inoperative, GO to Pinpoint Test D If either LED is always on, GO to Pinpoint Test C

A2 VERIFY THE BLIS (BLIND SPOT INFORMATION SYSTEM) ® OPERATION

Verify the operation of the BLIS ®.

Does the BLIS ® operate correctly?

Yes

The concern may have been caused by an intermittent condition such as poor weather conditions or the customer's perception of proper BLIS ® operation. REVIEW the normal system operation with the customer. REFER to the Owner's Literature.

GO to A3

A3 CHECK FOR SODL (SIDE OBSTACLE DETECTION CONTROL MODULE LH) AND SODR (SIDE OBSTACLE DETECTION CONTROL MODULE RH) OBSTRUCTIONS

Ignition OFF.

Check the lower rear side bumper cover for a build up of mud, bumper stickers or any obstruction.

Are any obstructions present?

Yes

CLEAN and REMOVE all obstructions from the lower rear side bumper cover.

GO to A4

A4 INSPECT THE REAR BUMPER COVER, SODL (SIDE OBSTACLE DETECTION CONTROL MODULE LH) AND SODR (SIDE OBSTACLE DETECTION CONTROL MODULE RH) FOR DAMAGE

Inspect the lower rear side bumper cover and the SODL and SODR mounting brackets for damage.

Is any damage present?

Yes

REPAIR or INSTALL new parts as necessary. REFER to: Rear Bumper Cover (501-19 Bumpers, Removal and Installation).
REFER to: Rear Bumper Cover (501-19 Bumpers, Removal and Installation).

GO to A5

A5 VERIFY THE SODL (SIDE OBSTACLE DETECTION CONTROL MODULE LH) AND SODR (SIDE OBSTACLE DETECTION CONTROL MODULE RH) PASS THE NETWORK TEST

Ignition ON.

Using a diagnostic scan tool, perform the network test.

Do the SODL and SODR pass the network test?

Yes

GO to A6

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

A6 CHECK THE SODL (SIDE OBSTACLE DETECTION CONTROL MODULE LH) , SODR (SIDE OBSTACLE DETECTION CONTROL MODULE RH) AND IPMA (IMAGE PROCESSING MODULE A) CONTINUOUS MEMORY DIAGNOSTIC TROUBLE CODES (CMDTCS)

Using a diagnostic scan tool, retrieve the Continuous Memory Diagnostic Trouble Codes (CMDTCs) from the SODL , SODR and IPMA .

Are any Diagnostic Trouble Codes (DTCs) present?

Yes

REFER to the SODL , SODR and IPMA DTC chart in this section.

GO to A7

A7 VERIFY THE MESSAGE CENTER FUNCTIONALITY

Verify the message center function correctly.

Does the message center function correctly?

Yes

GO to A8

No	REFER to: Instrumentation, Message Center and Warning Chimes (413-01 Instrumentation, Message Center and Warning Chimes, Diagnosis and Testing).

A8 VERIFY THE BLIS (BLIND SPOT INFORMATION SYSTEM) ® IS ENABLED IN THE INFORMATION AND ENTERTAINMENT UNIT (CENTERSTACK DISPLAY)

NOTE: Verify a MyKey® is NOT in use.

Select DRIVE.

Navigate to the BLIS ® menu in the information and entertainment display unit and verify the BLIS ® is ON.

Is the BLIS ® ON?

Yes

GO to A9

No	ACTIVATE the BLIS ®. If the system cannot be activated, GO to A10

A9 CHECK FOR CORRECT GEAR INPUT

Apply the parking brake.

While monitoring the reversing lamps, move the GSM selector switch through the entire range.

Do the reversing lamps illuminate only in reverse?

Yes

GO to A10

No	REFER to: Reversing Lamps (417-01 Exterior Lighting, Diagnosis and Testing).

A10 PERFORM THE PCM (POWERTRAIN CONTROL MODULE) SELF-TEST

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

Are any Diagnostic Trouble Codes (DTCs) present?

Yes

REFER to: Electronic Engine Controls (303-14 Electronic Engine Controls - 3.5L EcoBoost (272kW/370PS), Diagnosis and Testing).

GO to A11

A11 PERFORM THE DDM (DRIVER DOOR MODULE) SELF-TEST

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

Are any Diagnostic Trouble Codes (DTCs) present?

Yes

For DTC B118C:11 or DTC B118C:15, REFER to the DDM DTC chart in this section.
For all other Diagnostic Trouble Codes (DTCs),
REFER to: Locks, Latches and Entry Systems (501-14 Handles, Locks, Latches and Entry Systems, Diagnosis and Testing).

GO to A12

A12 PERFORM THE PDM (PASSENGER DOOR MODULE) SELF-TEST

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

Are any Diagnostic Trouble Codes (DTCs) present?

Yes

For DTC B118D:11 or DTC B118D:15, REFER to the PDM DTC chart in this section.
For all other Diagnostic Trouble Codes (DTCs),
REFER to: Locks, Latches and Entry Systems (501-14 Handles, Locks, Latches and Entry Systems, Diagnosis and Testing).

GO to A13

A13 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

REFER to: Lane Keeping System (419-07 Lane Keeping System, Diagnosis and Testing).

GO to A14

A14 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

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

GO to A15

A15 VERIFY THE SODL (SIDE OBSTACLE DETECTION CONTROL MODULE LH) AND SODR (SIDE OBSTACLE DETECTION CONTROL MODULE RH) CONFIGURATION

Check the vehicle service history for recent service action related to the SODL and SODR .

Have there been any recent service actions related to the SODL or SODR ?

Yes

INSTALL As-Built data into the SODL and SODR from Professional Technician Society (PTS) following diagnostic scan tool instructions under Module Programming>As-Built.

No	For a SODL concern, GO to A16 For a SODR concern, GO to A17

A16 CHECK FOR CORRECT SODL (SIDE OBSTACLE DETECTION CONTROL MODULE LH) OPERATION

Ignition OFF.

Disconnect and inspect the SODL 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 SODL 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 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 SODL . REFER to: Side Obstacle Detection Control Module (SODCM) (419-04A Side and Rear Vision, 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.

A17 CHECK FOR CORRECT SODR (SIDE OBSTACLE DETECTION CONTROL MODULE RH) OPERATION

Ignition OFF.

Disconnect and inspect the SODR 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 SODR 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 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 SODR . REFER to: Side Obstacle Detection Control Module (SODCM) (419-04A Side and Rear Vision, 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 B: THE CTA (CROSS TRAFFIC ALERT) SYSTEM IS INOPERATIVE OR DOES NOT FUNCTION CORRECTLY

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

Normal Operation and Fault Conditions

REFER to: Blind Spot Information System - System Operation and Component Description (419-04A Side and Rear Vision, Description and Operation).

Possible Sources

Communication network concern
Obstruction or damage to the rear bumper cover sides
Configuration concern
SODL
SODR
IPC concern
PCM concern
GWM concern
DDM concern
PDM concern
IPMA

Visual Inspection and Pre-checks

Check for obstructions or damage to the rear bumper cover sides.

B1 VERIFY THE LH (LEFT-HAND) AND RH (RIGHT-HAND) EXTERIOR MIRROR BLIS (BLIND SPOT INFORMATION SYSTEM) ®/ CTA (CROSS TRAFFIC ALERT) LED (LIGHT EMITTING DIODE) OPERATION

Ignition OFF.

Observe the LH and RH exterior mirror BLIS ®/ CTA Light Emitting Diodes (LEDs).

Turn the vehicle to run and wait for the ready to drive indicator to come on.

Do the LH and RH exterior mirror BLIS ®/ CTA Light Emitting Diodes (LEDs) illuminate and turn off after approximately 3 seconds ?

Yes

GO to B2

No	If either LED is inoperative, GO to Pinpoint Test D If either LED is always on, GO to Pinpoint Test C

B2 VERIFY THE CTA (CROSS TRAFFIC ALERT) SYSTEM OPERATION

Verify the operation of the CTA system.

Does the CTA operate correctly?

Yes

The concern may have been caused by an intermittent condition such as poor weather conditions or the customer's perception of proper CTA system operation. REVIEW proper system operation with the customer. REFER to the Owner's Literature.

GO to B3

B3 CHECK FOR SODL (SIDE OBSTACLE DETECTION CONTROL MODULE LH) AND SODR (SIDE OBSTACLE DETECTION CONTROL MODULE RH) OBSTRUCTIONS

Ignition OFF.

Check the lower rear side bumper cover for a build up of mud, bumper stickers or any obstruction.

Are any obstructions present?

Yes

CLEAN and REMOVE all obstructions from the lower rear side bumper cover.

GO to B4

B4 INSPECT THE REAR BUMPER COVER, SODL (SIDE OBSTACLE DETECTION CONTROL MODULE LH) AND SODR (SIDE OBSTACLE DETECTION CONTROL MODULE RH) FOR DAMAGE

Inspect the lower rear side bumper cover and the SODL and SODR mounting brackets for damage.

Is any damage present?

Yes

REPAIR or INSTALL new parts as necessary. REFER to: Rear Bumper Cover (501-19 Bumpers, Removal and Installation).
REFER to: Side Obstacle Detection Control Module (SODCM) (419-04A Side and Rear Vision, Removal and Installation).

GO to B5

B5 VERIFY THE SODL (SIDE OBSTACLE DETECTION CONTROL MODULE LH) AND SODR (SIDE OBSTACLE DETECTION CONTROL MODULE RH) PASS THE NETWORK TEST

Ignition ON.

Using a diagnostic scan tool, perform the network test.

Do the SODL and SODR pass the network test?

Yes

GO to B6

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

B6 CHECK THE SODL (SIDE OBSTACLE DETECTION CONTROL MODULE LH) AND SODR (SIDE OBSTACLE DETECTION CONTROL MODULE RH) DIAGNOSTIC TROUBLE CODES (DTCS)

Using a diagnostic scan tool, retrieve all Diagnostic Trouble Codes (DTCs) from the SODL and SODR .

Are any Diagnostic Trouble Codes (DTCs) present?

Yes

REFER to the SODL and SODR DTC chart in this section.

GO to B7

B7 VERIFY THE MESSAGE CENTER FUNCTIONALITY

Verify the message center functions correctly.

Does the message center function correctly?

Yes

GO to B8

No	REFER to: Instrumentation, Message Center and Warning Chimes (413-01 Instrumentation, Message Center and Warning Chimes, Diagnosis and Testing).

B8 VERIFY THE CTA (CROSS TRAFFIC ALERT) IS ENABLED IN THE INFORMATION AND ENTERTAINMENT UNIT (CENTERSTACK DISPLAY)

NOTE: Verify a MyKey® is NOT in use.

Select REVERSE.

Navigate to the CTA menu in the message center and verify the CTA system is ON.

Is the CTA system ON?

Yes

GO to B9

No	ACTIVATE the CTA system. If the system cannot be activated, GO to B10

B9 CHECK FOR CORRECT GEAR INPUT

Apply the parking brake.

While monitoring the reversing lamps, move the GSM selector switch through the entire range.

Do the reversing lamps illuminate only in reverse?

Yes

GO to B10

No	REFER to: Reversing Lamps (417-01 Exterior Lighting, Diagnosis and Testing).

B10 PERFORM THE PCM (POWERTRAIN CONTROL MODULE) SELF-TEST

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

Are any Diagnostic Trouble Codes (DTCs) present?

Yes

REFER to: Electronic Engine Controls (303-14 Electronic Engine Controls - 3.5L EcoBoost (272kW/370PS), Diagnosis and Testing).

GO to B11

B11 PERFORM THE DDM (DRIVER DOOR MODULE) SELF-TEST

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

Are any Diagnostic Trouble Codes (DTCs) present?

Yes

GO to B12

B12 PERFORM THE PDM (PASSENGER DOOR MODULE) SELF-TEST

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

Are any Diagnostic Trouble Codes (DTCs) present?

Yes

GO to B13

B13 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

REFER to: Lane Keeping System (419-07 Lane Keeping System, Diagnosis and Testing).

GO to B14

B14 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

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

GO to B15

B15 VERIFY THE SODL (SIDE OBSTACLE DETECTION CONTROL MODULE LH) AND SODR (SIDE OBSTACLE DETECTION CONTROL MODULE RH) CONFIGURATION

Check the vehicle service history for recent service action related to the SODL and SODR .

Have there been any recent service actions related to the SODL or SODR ?

Yes

INSTALL As-Built data into the SODL and SODR from Professional Technician Society (PTS) following diagnostic scan tool instructions under Module Programming>As-Built.

No	For a SODL concern, GO to B16 For a SODR concern, GO to B17

B16 CHECK FOR CORRECT SODL (SIDE OBSTACLE DETECTION CONTROL MODULE LH) OPERATION

Ignition OFF.

Disconnect and inspect the SODL 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 SODL 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

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.

B17 CHECK FOR CORRECT SODR (SIDE OBSTACLE DETECTION CONTROL MODULE RH) OPERATION

Ignition OFF.

Disconnect and inspect the SODR 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 SODR 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 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 SODR . REFER to: Side Obstacle Detection Control Module (SODCM) (419-04A Side and Rear Vision, 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 C: AN EXTERIOR MIRROR BLIS (BLIND SPOT INFORMATION SYSTEM) ®/ CTA (CROSS TRAFFIC ALERT) LED (LIGHT EMITTING DIODE) IS ALWAYS ON

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)

Refer to Wiring Diagrams Cell 124 for schematic and connector information. Refer to Wiring Diagrams Cell 146 for schematic and connector information.

Normal Operation and Fault Conditions

REFER to: Blind Spot Information System - System Operation and Component Description (419-04A Side and Rear Vision, Description and Operation).

DTC Fault Trigger Conditions

DTC	Description	Fault Trigger Condition
DDM B118C:15	Left Blind Spot Warning Indicator: Circuit Short To Battery Or Open	This DTC sets in continuous memory and on-demand in the DDM when a lower than expected current draw (such as a short to voltage) is detected on the LH exterior mirror BLIS ®/ CTA LED output circuit.
PDM B118D:15	Right Blind Spot Warning Indicator: Circuit Short To Battery Or Open	This DTC sets in continuous memory and on-demand in the PDM when a lower than expected current draw (such as a short to voltage) is detected on the RH exterior mirror BLIS ®/ CTA LED output circuit.

Possible Sources

Wiring, terminals or connectors
DDM
PDM

C1 VERIFY THE EXTERIOR MIRROR BLIS (BLIND SPOT INFORMATION SYSTEM) ®/ CTA (CROSS TRAFFIC ALERT) LED (LIGHT EMITTING DIODE) OPERATION

Tturn the vehicle to run and wait for the ready to drive indicator to come on.

Observe the exterior mirror BLIS ®/ CTA Light Emitting Diodes (LEDs) for 10 seconds.

Is the always on condition still present?

Yes

If the LH LED is always on, GO to C2
If the RH LED is always on, GO to C4

No	The system is operating correctly at this time. The concern may have been caused by an intermittent condition.

C2 CHECK THE LH (LEFT-HAND) EXTERIOR MIRROR BLIS (BLIND SPOT INFORMATION SYSTEM) ®/ CTA (CROSS TRAFFIC ALERT) LED (LIGHT EMITTING DIODE) OUTPUT CIRCUIT FOR A SHORT TO VOLTAGE

Ignition OFF.

Disconnect DDM C501B .

Ignition ON.

Does the BLIS ®/ CTA LED turn off?

Yes

GO to C6

GO to C3

C3 CHECK FOR A SHORT BETWEEN THE LH (LEFT-HAND) BLIS (BLIND SPOT INFORMATION SYSTEM) ®/ CTA (CROSS TRAFFIC ALERT) LED (LIGHT EMITTING DIODE) OUTPUT CIRCUIT AND THE MEMORY POSITION SENSOR SUPPLY CIRCUIT

Ignition OFF.

Measure:
Click to display connectors

Positive Lead Measurement / Action Negative Lead

C501B-23 C501B-7

Is the resistance greater than 10,000 ohms?

Yes

GO to C6

No	REPAIR the circuits.

C4 CHECK THE RH (RIGHT-HAND) EXTERIOR MIRROR BLIS (BLIND SPOT INFORMATION SYSTEM) ®/ CTA (CROSS TRAFFIC ALERT) LED (LIGHT EMITTING DIODE) OUTPUT CIRCUIT FOR A SHORT TO VOLTAGE

Ignition OFF.

Disconnect PDM C652B .

Ignition ON.

Does the BLIS ®/ CTA LED turn off?

Yes

GO to C7

GO to C5

C5 CHECK FOR A SHORT BETWEEN THE RH (RIGHT-HAND) BLIS (BLIND SPOT INFORMATION SYSTEM) ®/ CTA (CROSS TRAFFIC ALERT) LED (LIGHT EMITTING DIODE) OUTPUT CIRCUIT AND THE MEMORY POSITION SENSOR SUPPLY CIRCUIT

Ignition OFF.

Measure:
Click to display connectors

Positive Lead Measurement / Action Negative Lead

C652B-23 C652B-7

Is the resistance greater than 10,000 ohms?

Yes

GO to C7

No	REPAIR the circuits.

C6 CHECK FOR CORRECT DDM (DRIVER DOOR MODULE) OPERATION

Ignition OFF.

Disconnect and inspect the DDM 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 DDM 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 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 DDM . REFER to: Driver Door Module (DDM) (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.

C7 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 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 PDM . REFER to: Passenger Door Module (PDM) (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 D: AN EXTERIOR MIRROR BLIS (BLIND SPOT INFORMATION SYSTEM) ®/ CTA (CROSS TRAFFIC ALERT) LED (LIGHT EMITTING DIODE) IS INOPERATIVE

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

Normal Operation and Fault Conditions

REFER to: Blind Spot Information System - System Operation and Component Description (419-04A Side and Rear Vision, Description and Operation).

DTC Fault Trigger Conditions

DTC	Description	Fault Trigger Condition
DDM B118C:11	Left Blind Spot Warning Indicator: Circuit Short To Ground	This DTC sets in continuous memory and on-demand in the DDM when a higher than expected current draw is detected on the LH exterior mirror BLIS ®/ CTA LED output circuit.
DDM B118C:15	Left Blind Spot Warning Indicator: Circuit Short To Battery Or Open	This DTC sets in continuous memory and on-demand in the DDM when an open circuit is detected on the LH exterior mirror BLIS ®/ CTA LED output circuit.
PDM B118D:11	Right Blind Spot Warning Indicator: Circuit Short To Ground	This DTC sets in continuous memory and on-demand in the PDM when a higher than expected current draw is detected on the RH exterior mirror BLIS ®/ CTA LED output circuit.
PDM B118D:15	Right Blind Spot Warning Indicator: Circuit Short To Battery Or Open	This DTC sets in continuous memory and on-demand in the PDM when an open circuit is detected on the RH exterior mirror BLIS ®/ CTA LED output circuit.

Possible Sources

Wiring, terminals or connectors
Communication network concern
Exterior mirror
DDM
PDM
Exterior mirror BLIS ®/ CTA LED (part of the exterior mirror glass)

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)

D1 CHECK THE BLIS (BLIND SPOT INFORMATION SYSTEM) ®/ CTA (CROSS TRAFFIC ALERT) OPERATION

Tturn the vehicle to run and wait for the ready to drive indicator to come on.

Observe the left and right exterior mirror BLIS ®/ CTA Light Emitting Diodes (LEDs).

Do the left and right BLIS ®/ CTA Light Emitting Diodes (LEDs) illuminate and turn off after 3 seconds?

Yes

The system is operating correctly at this time. The concern may have been caused by an intermittent fault condition. VERIFY the operation of the BLIS ® and CTA system.

GO to D2

D2 PERFORM A NETWORK TEST

Ignition OFF.

Ignition ON.

Using a diagnostic scan tool, perform a network test.

Do the DDM and PDM pass the network test?

Yes

GO to D3

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

D3 CHECK FOR RECORDED DIAGNOSTIC TROUBLE CODES (DTCS) FROM THE DDM (DRIVER DOOR MODULE) OR PDM (PASSENGER DOOR MODULE) SELF-TEST

Using a diagnostic scan tool, perform the DDM ( LH LED concern) or PDM ( RH LED concern) self-tests.

Is DDM DTC B118C:11 or PDM DTC B118D:11 present?

Yes

For DTC B118C:11, GO to D4
For DTC B118D:11, GO to D9

No	If the LH BLIS ®/ CTA LED is inoperative, GO to D7 If the RH BLIS ®/ CTA LED is inoperative, GO to D12

D4 CHECK THE DDM (DRIVER DOOR MODULE) DIAGNOSTIC TROUBLE CODES (DTCS) WITH THE LH (LEFT-HAND) BLIS (BLIND SPOT INFORMATION SYSTEM) ®/ CTA (CROSS TRAFFIC ALERT) LED (LIGHT EMITTING DIODE) DISCONNECTED

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

Ignition OFF.

Disconnect: LH BLIS ®/ CTA LED C516.

Ignition ON. NOTE: DTC B118C:11 may be set during this step, it can be ignored.

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

Is DTC B118C:15 present?

Yes

INSTALL a new LH exterior mirror glass. REFER to: Exterior Mirror (501-09 Rear View Mirrors, Removal and Installation).

GO to D5

D5 CHECK THE EXTERIOR MIRROR HARNESS FOR A SHORT TO GROUND

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

Ignition OFF.

Disconnect: LH Exterior Mirror C516.

Ignition ON. NOTE: DTC B118C:11 may set during this step, it can be ignored.

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

Is DTC B118C:15 present?

Yes

REPAIR the exterior mirror jumper harness as necessary. If the harness cannot be repaired, INSTALL a new exterior mirror. REFER to: Exterior Mirror (501-09 Rear View Mirrors, Removal and Installation).

GO to D6

D6 CHECK THE LH (LEFT-HAND) BLIS (BLIND SPOT INFORMATION SYSTEM) ®/ CTA (CROSS TRAFFIC ALERT) LED (LIGHT EMITTING DIODE) CIRCUIT FOR A SHORT TO GROUND

Ignition OFF.

Disconnect: DDM C501B.

Measure:
Click to display connectors

Positive Lead Measurement / Action Negative Lead

C501B-23 Ground

Is the resistance greater than 10,000 ohms?

Yes

GO to D14

No	REPAIR the circuit.

D7 CHECK THE DDM (DRIVER DOOR MODULE) DIAGNOSTIC TROUBLE CODES (DTCS) WITH THE LH (LEFT-HAND) BLIS (BLIND SPOT INFORMATION SYSTEM) ®/ CTA (CROSS TRAFFIC ALERT) LED (LIGHT EMITTING DIODE) CIRCUITS JUMPED TOGETHER LH (LEFT-HAND) EXTERIOR MIRROR

Ignition OFF.

Disconnect: LH exterior mirror C516.

Connect fused jumper wire:
Click to display connectors

Positive Lead Measurement / Action Negative Lead

C521-6 C521-16

Ignition ON.

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

Is DTC B118C:11 present?

Yes

REMOVE the fused jumper wire. INSTALL a new LH exterior mirror glass. REFER to: Exterior Mirror (501-09 Rear View Mirrors, Removal and Installation).

No	REMOVE the fused jumper wire. GO to D8

D8 CHECK THE LH (LEFT-HAND) BLIS (BLIND SPOT INFORMATION SYSTEM) ®/ CTA (CROSS TRAFFIC ALERT) LED (LIGHT EMITTING DIODE) CIRCUITS FOR AN OPEN BETWEEN THE DDM (DRIVER DOOR MODULE) AND THE LH (LEFT-HAND) EXTERIOR MIRROR.

Ignition OFF.

Disconnect: DDM C501B.

Measure:
Click to display connectors

Positive Lead Measurement / Action Negative Lead

C516-6 C501B-23

C516-16 C501B-19

Is the resistance less than 3 ohms?

Yes

GO to D14

No	REPAIR the affected circuit.

D9 CHECK THE PDM (PASSENGER DOOR MODULE) DIAGNOSTIC TROUBLE CODES (DTCS) WITH THE RH (RIGHT-HAND) BLIS (BLIND SPOT INFORMATION SYSTEM) ®/ CTA (CROSS TRAFFIC ALERT) LED (LIGHT EMITTING DIODE) DISCONNECTED

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

Ignition OFF.

Disconnect: RH BLIS ®/ CTA LED C622.

Ignition ON. NOTE: DTC B118D:11 may set during this step, it can be ignored.

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

Is DTC B118D:15 present?

Yes

INSTALL a new RH exterior mirror glass. REFER to: Exterior Mirror (501-09 Rear View Mirrors, Removal and Installation).

GO to D10

D10 CHECK THE EXTERIOR MIRROR HARNESS FOR A SHORT TO GROUND

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

Ignition OFF.

Disconnect: RH Exterior Mirror C622.

Ignition ON. NOTE: DTC B118D:11 may set during this step, it can be ignored.

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

Is DTC B118D:15 present?

Yes

GO to D11

D11 CHECK THE RH (RIGHT-HAND) BLIS (BLIND SPOT INFORMATION SYSTEM) ®/ CTA (CROSS TRAFFIC ALERT) LED (LIGHT EMITTING DIODE) CIRCUIT FOR A SHORT TO GROUND

Ignition OFF.

Disconnect: PDM C652B.

Measure:
Click to display connectors

Positive Lead Measurement / Action Negative Lead

C652B-23 Ground

Is the resistance greater than 10,000 ohms?

Yes

GO to D15

No	REPAIR the circuit.

D12 CHECK THE PDM (PASSENGER DOOR MODULE) DIAGNOSTIC TROUBLE CODES (DTCS) WITH THE RH (RIGHT-HAND) BLIS (BLIND SPOT INFORMATION SYSTEM) ®/ CTA (CROSS TRAFFIC ALERT) LED (LIGHT EMITTING DIODE) CIRCUITS JUMPED TOGETHER AT THE RH (RIGHT-HAND) EXTERIOR MIRROR

Ignition OFF.

Disconnect: RH BLIS ®/ CTA LED C622.

Connect:
Click to display connectors

Positive Lead Measurement / Action Negative Lead

C622-6 C622-16

Ignition ON.

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

Is DTC B118D:11 present?

Yes

REMOVE the fused jumper wire. INSTALL a new RH exterior mirror glass. REFER to: Exterior Mirror (501-09 Rear View Mirrors, Removal and Installation).

No	REMOVE the fused jumper wire. GO to D13

D13 CHECK THE RH (RIGHT-HAND) BLIS (BLIND SPOT INFORMATION SYSTEM) ®/ CTA (CROSS TRAFFIC ALERT) LED (LIGHT EMITTING DIODE) CIRCUITS FOR AN OPEN BETWEEN THE PDM (PASSENGER DOOR MODULE) AND THE RH (RIGHT-HAND) EXTERIOR MIRROR.

Ignition OFF.

Disconnect: PDM C652B.

Measure:
Click to display connectors

Positive Lead Measurement / Action Negative Lead

C622-6 C652B-23

C622-16 C652B-19

Is the resistance less than 3 ohms?

Yes

GO to D15

No	REPAIR the affected circuit.

D14 CHECK FOR CORRECT DDM (DRIVER DOOR MODULE) OPERATION

Ignition OFF.

Disconnect and inspect all DDM 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 DDM connector. Make sure all 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 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 DDM . 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.

D15 CHECK FOR CORRECT PDM (PASSENGER DOOR MODULE) OPERATION

Ignition OFF.

Disconnect and inspect all 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 all 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 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 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 E: THE IPC (INSTRUMENT PANEL CLUSTER) MESSAGE CENTER DISPLAYS A BLOCKED SENSOR MESSAGE

Normal Operation and Fault Conditions

REFER to: Blind Spot Information System - System Operation and Component Description (419-04A Side and Rear Vision, Description and Operation).

Possible Sources

Build-up of dirt or debris on the rear bumper cover sides
Damaged rear bumper cover
SODL
SODR

E1 INSPECT THE SODL (SIDE OBSTACLE DETECTION CONTROL MODULE LH) AND SODR (SIDE OBSTACLE DETECTION CONTROL MODULE RH) FOR DEBRIS, MUD, SNOW OR ICE

Inspect the rear bumper cover, SODL and SODR for any debris, mud, snow or ice that may be present.

Is the rear bumper cover, SODL or SODR blocked due to debris, mud, snow or ice?

Yes

REMOVE and CLEAN the affected component(s). Once the repair is complete, PERFORM one key cycle and DRIVE the vehicle. The SODL and SODR needs to detect 2 good targets while the vehicle is being driven to clear the blocked condition.

GO to E2

E2 INSPECT THE REAR BUMPER COVER, SODL (SIDE OBSTACLE DETECTION CONTROL MODULE LH) AND SODR (SIDE OBSTACLE DETECTION CONTROL MODULE RH) FOR DAMAGE

Thoroughly inspect the rear bumper cover, SODL , SODR and the SODL and SODR mounting brackets for damage.

Is any damage present?

Yes

No	For a SODL concern, GO to E3 For a SODR concern, GO to E4

E3 CHECK FOR CORRECT SODL (SIDE OBSTACLE DETECTION CONTROL MODULE LH) OPERATION

Ignition OFF.

Disconnect and inspect all SODL 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 SODL connector and related in-line connectors. Make sure all connectors 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. Concern may have been caused by a loose or corroded connector. ADDRESS the root cause of any connector or pin issues.

E4 CHECK FOR CORRECT SODR (SIDE OBSTACLE DETECTION CONTROL MODULE RH) OPERATION

Ignition OFF.

Disconnect and inspect all SODR 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 SODR connector and related in-line connectors. Make sure all 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 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 SODR . REFER to: Side Obstacle Detection Control Module (SODCM) (419-04A Side and Rear Vision, 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 F: THE BLIS (BLIND SPOT INFORMATION SYSTEM) ® AND CTA (CROSS TRAFFIC ALERT) SYSTEM CANNOT BE TURNED OFF IN THE INFORMATION AND ENTERTAINMENT DISPLAY UNIT (CENTERSTACK)

Normal Operation and Fault Conditions

REFER to: Blind Spot Information System - System Operation and Component Description (419-04A Side and Rear Vision, Description and Operation).

Possible Sources

MyKey® in use
Communication network concern
Information and entertainment display unit (centerstack)
GWM concern
SODL concern
SODR concern

Visual Inspection and Pre-checks

Check for a MyKey® restricted key is in use. If a restricted key is in use, the BLIS ® or the CTA system cannot be turned off in theInformation and entertainment display unit (centerstack).

F1 VERIFY WHETHER A MYKEY® RESTRICTED KEY IS IN USE

Verify whether a MyKey® restricted key is in use.

Is a MyKey® restricted key in use?

Yes

The system is operating correctly at this time. INFORM the customer of normal operation. REFER to the Owner's Literature.

GO to F2

F2 PERFORM A NETWORK TEST

Ignition ON.

Using a diagnostic scan tool, perform a network test.

Do the IPC , GWM , SODL , SODR and APIM pass the network test?

Yes

GO to F3

No	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).

F3 CHECK THE GWM (GATEWAY MODULE A) CMDTC (CONTINUOUS MEMORY DIAGNOSTIC TROUBLE CODE)

Using a diagnostic scan tool, check the GWM CMDTC .

Are any DTC 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).

GO to F4

F4 CHECK FOR DIAGNOSTIC TROUBLE CODES (DTCS) FROM THE SODL (SIDE OBSTACLE DETECTION CONTROL MODULE LH) AND SODR (SIDE OBSTACLE DETECTION CONTROL MODULE RH) SELF-TESTS

Using a diagnostic scan tool, perform the SODL , SODR and APIM self-tests.

Are any Diagnostic Trouble Codes (DTCs) present?

Yes

REFER the SODL , SODR and APIM DTC chart in this section.

GO to F5

F5 CHECK THE INFORMATION AND ENTERTAINMENT DISPLAY UNIT (CENTERSTACK) FOR CORRECT OPERATION

Check the information and entertainment display unit (centerstack) driver assist menu for correct operation while turning the BLIS ® and CTA system on and off.

Does the information and entertainment display unit (centerstack) driver assist menu function correctly?

Yes

The system is operating correctly at this time. The concern may have been caused by an intermittent fault condition.

No	See the Symptom Chart: Information And Entertainment System. REFER to: Information and Entertainment System (415-00 Information and Entertainment System - General Information - Vehicles With: SYNC 4, Diagnosis and Testing).

PINPOINT TEST G: A MODULE DOES NOT RESPOND TO THE DIAGNOSTIC SCAN TOOL

Normal Operation and Fault Conditions

REFER to: Controller Area Network (CAN) Module Communications Network - System Operation and Component Description (418-00A Controller Area Network (CAN) Module Communications Network, Description and Operation).

Possible Sources

Fuse
Communication network concern
Wiring, terminals or connectors
Module

G1 CHECK FOR THE FUSE, WIRING, TERMINALS, CONNECTIONS AND MODULE

Ignition ON.

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

Was an obvious cause found?

Yes

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

No	The system is operating correctly at this time. The concern may have been caused by an intermittent fault condition.

PINPOINT TEST H: THE LH (LEFT-HAND) UPPER STEERING WHEEL SWITCH IS NOT OPERATING CORRECTLY

Normal Operation and Fault Conditions

REFER to: Steering Wheel and Column Electrical Components - Overview (211-05 Steering Wheel and Column Electrical Components, Description and Operation).

Possible Sources

Wiring, terminals or connectors
Message center switch (part of the LH upper steering wheel switch)
Clockspring
SCCM

H1 CHECK FOR LH (LEFT-HAND) UPPER STEERING WHEEL SWITCH IS OPERATING CORRECTLY

Ignition ON.

Is the concern still present?

Yes

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

No	The system is operating correctly at this time. The concern may have been caused by an intermittent fault condition.

PINPOINT TEST I: BLIS (BLIND SPOT INFORMATION SYSTEM) SENSOR CALIBRATION CONCERNS - MULTIPLE DTC'S

Normal Operation and Fault Conditions

REFER to: Blind Spot Information System - System Operation and Component Description (419-04A Side and Rear Vision, Description and Operation).

DTC Fault Trigger Conditions

DTC	Description	Fault Trigger Condition
SODL B13F3:54	Left Rear Side Sensor: Missing Calibration	Set by the SODL as a continuous memory and on-demand DTC if the SODL detects a auto alignment (factory, service, or drive) has converged and corner horizontal alignment angle is out of range.
SODR B13F4:54	Right Rear Side Sensor: Missing Calibration	Set by the SODR as a continuous memory and on-demand DTC if the SODR detects a auto alignment (factory, service, or drive) has converged and corner horizontal alignment angle is out of range.
SODR B157D:78	Right Rear Side Sensor Vertical Alignment: Alignment Or Adjustment Incorrect	Set by the SODR as a continuous memory DTC if the SODR detects a vertical alignment relative to ground during factory alignment is out side of limits.
SODR B159C:78	Right Rear Side Sensor Horizontal Alignment: Alignment Or Adjustment Incorrect	Set by the SODR as a continuous memory DTC if the SODR detects a auto alignment (factory, service or drive) has converged and forward-looking radar horizontal alignment angle is out of range.
SODL B15D9:78	Left Rear Side Sensor Horizontal Alignment: Alignment Or Adjustment Incorrect	Set by the SODL as a continuous memory DTC if the SODL detects a auto alignment (factory, service or drive) has converged and forward-looking radar horizontal alignment angle is out of range.
SODL B15DD:78	Left Rear Side Sensor Vertical Alignment: Alignment Or Adjustment Incorrect	Set by the SODL as a continuous memory DTC if the SODL detects a vertical alignment relative to ground during factory alignment is out side of limits.

Possible Sources

Side obstacle detection control module alignment
SODL bracket
SODR bracket
SODL
SODR

I1 INSPECT THE SODL (SIDE OBSTACLE DETECTION CONTROL MODULE LH) AND SODR (SIDE OBSTACLE DETECTION CONTROL MODULE RH) BRACKETS

Remove the rear bumper cover as necessary.
REFER to: Rear Bumper Cover (501-19 Bumpers, Removal and Installation).

Inspect for damage to SODL and SODR brackets.

Is the SODL and SODR brackets damaged?

Yes

REPAIR or INSTALL a new SODL and SODR brackets as necessary. REFER to: Side Obstacle Detection Control Module (SODCM) (419-04A Side and Rear Vision, Removal and Installation).

No	GO to I2 GO to I3

I2 PERFORM THE VERTICAL ALIGNMENT

Make sure that the SODL and SODR modules are fitted poperly in the brackets.

Does the SODL and SODR modules vertical alignment being out of range?

Yes

REPAIR or INSTALL a new SODL and SODR brackets as necessary. REFER to: Side Obstacle Detection Control Module (SODCM) (419-04A Side and Rear Vision, Removal and Installation).

No	The system is operating correctly at this time. The concern was caused by a misaligned sensor.

I3 PERFORM THE HORIZONTAL ALIGNMENT

Drive the vehicle in a straight highway for about 20 minutes to align the horizantal alignment.

Are any missing calibration and alignment or adjustment incorrect DTCs set ?

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 SODL OR SODR . REFER to: Side Obstacle Detection Control Module (SODCM) (419-04A Side and Rear Vision, Removal and Installation).

No	The system is operating correctly at this time. The concern was caused by a misaligned sensor.

PINPOINT TEST J: B13F3:96 OR B13F4:96

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

Normal Operation and Fault Conditions

REFER to: Blind Spot Information System - System Operation and Component Description (419-04A Side and Rear Vision, Description and Operation).

DTC Fault Trigger Conditions

DTC	Description	Fault Trigger Condition
SODL B13F3:96	Left Rear Side Sensor: Component Internal Failure	Set by the SODL as a continuous memory and on-demand DTC if the SODL detects an internal failure or invalid radar data with the radar sensor.
SODR B13F4:96	Right Rear Side Sensor: Component Internal Failure	Set by the SODR as a continuous memory and on-demand DTC if the SODR detects an internal failure or invalid radar data with the radar sensor.

Possible Sources

SODL
SODR

J1 CHECK THE SODL (SIDE OBSTACLE DETECTION CONTROL MODULE LH) AND SODR (SIDE OBSTACLE DETECTION CONTROL MODULE RH) DIAGNOSTIC TROUBLE CODES (DTCS)

Ignition ON.

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

Ignition OFF.

Ignition ON.

Wait at least 10 seconds.

Using a diagnostic scan tool, perform the SODL AND SODR self-test.

Check the SODL AND SODR DTCs from the continuous and on-demand self-tests.

Is DTC B13F3:96 OR B13F4:96 recorded?

Yes

GO to J2

No	The system is operating correctly at this time. The DTC may have been set due to an intermittent fault condition. CHECK the SODL and SODR connectors and the FD-CAN wires for corrosion.

J2 CHECK FOR CORRECT SODL (SIDE OBSTACLE DETECTION CONTROL MODULE LH) AND SODR (SIDE OBSTACLE DETECTION CONTROL MODULE RH) OPERATION

Ignition OFF.

Disconnect and inspect the SODL AND SODR 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 SODL AND SODR 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 SODL or SODR . REFER to: Side Obstacle Detection Control Module (SODCM) (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: B13F3:97 OR B13F4:97

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

Normal Operation and Fault Conditions

REFER to: Blind Spot Information System - System Operation and Component Description (419-04A Side and Rear Vision, Description and Operation).

DTC Fault Trigger Conditions

DTC	Description	Fault Trigger Condition
SODL B13F3:97	Left Rear Side Sensor: Component Or System Operation Obstructed Or Blocked	Set by the SODL as a continuous memory DTC if the SODL detects an obstruction or if the sensor is blocked. This DTC may also set when the SODL does not see a vehicle or object on the road for an extended period.
SODR B13F4:97	Right Rear Side Sensor: Component Or System Operation Obstructed Or Blocked	Set by the SODR as a continuous memory DTC if the SODR detects an obstruction or if the sensor is blocked. This DTC may also set when the SODR does not see a vehicle or object on the road for an extended period.

Possible Sources

Build-up of dirt or debris on the rear bumper cover
Damage to the rear bumper cover
SODL bracket
SODR bracket
SODL
SODR
Side obstacle detection control module radar alignment

K1 INSPECT THE REAR BUMPER COVER FOR DAMAGE

Inspect for damage on the front and back of the rear bumper cover.

Is the rear bumper cover damaged?

Yes

INSTALL a new rear bumper cover as necessary. REFER to: Rear Bumper Cover (501-19 Bumpers, Removal and Installation).

GO to K2

K2 INSPECT THE SODL (SIDE OBSTACLE DETECTION CONTROL MODULE LH) , SODR (SIDE OBSTACLE DETECTION CONTROL MODULE RH) AND THE REAR BUMPER COVER

Inspect for debris, mud, moisture, snow or ice on the front and back of the rear bumper cover and radar sensors.

Is the SODL and SODR obstructed or blocked?

Yes

CLEAN the rear bumper cover and radar sensors as necessary.

GO to K3

K3 INSPECT THE SODL (SIDE OBSTACLE DETECTION CONTROL MODULE LH) OR SODR (SIDE OBSTACLE DETECTION CONTROL MODULE RH) BRACKETS FOR CORRECT MOUNTING

Inspect the SODL OR SODR brackets for a loose connection or damage at the connection points.

Is the SODL OR SODR brackets loose, bent or damaged?

Yes

Correctly INSTALL the brackets. ALIGN the sensor.

GO to K4

K4 INSPECT THE SODL (SIDE OBSTACLE DETECTION CONTROL MODULE LH) OR SODR (SIDE OBSTACLE DETECTION CONTROL MODULE RH) FOR EXTREME VERTICAL MISALIGNMENT

Visually inspect the SODL OR SODR for extreme vertical misalignment. The , SODL OR SODR plastic face should be perpendicular to the ground.

Is the SODL OR SODR visually misaligned vertically?

Yes

Properly place the SODL OR SODR modules in the bracket.

GO to K5

K5 PERFORM HORIZONTAL ALIGNMENT

Drive the vehicle in a straight highway for about 20 minutes to align the horizantal alignment.

Does horizontal alignment procedure finish successfully without setting DTC B13F3:97 OR B13F4:97 ?

Yes

The system is operating normally at this time. This condition may have been cause by previous snow or water build up.

GO to K6

K6 CHECK FOR CORRECT SODL (SIDE OBSTACLE DETECTION CONTROL MODULE LH) OR SODR (SIDE OBSTACLE DETECTION CONTROL MODULE RH) OPERATION

Ignition OFF.

Disconnect and inspect the SODL or SODR 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 SODL OR SODR 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 SODL OR SODR . REFER to: Side Obstacle Detection Control Module (SODCM) (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 L: B13F3:98 OR B13F4:98

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

Normal Operation and Fault Conditions

REFER to: Blind Spot Information System - System Operation and Component Description (419-04A Side and Rear Vision, Description and Operation).

DTC Fault Trigger Conditions

DTC	Description	Fault Trigger Condition
SODL B13F3:98	Left Rear Side Sensor: Component Or System Over Temperature	Set by the SODL as a continuous memory and on-demand DTC if the SODL detects a temperature above its calibrated range.
SODR B13F4:98	Right Rear Side Sensor: Component Or System Over Temperature	Set by the SODR as a continuous memory and on-demand DTC if the SODR detects a temperature above its calibrated range.

Possible Sources

SODL
SODR

NOTE: This DTC may occur during extremely high ambient temperature. Allow the, SODL or SODR to cool. The BLIS / CTA system operation resumes after the SODL or SODR cools.

L1 CHECK THE DTC (DIAGNOSTIC TROUBLE CODE) MAY OCCUR DURING EXTREMELY HIGH AMBIENT TEMPERATURE. ALLOW THE SODL (SIDE OBSTACLE DETECTION CONTROL MODULE LH) OR SODR (SIDE OBSTACLE DETECTION CONTROL MODULE RH) DIAGNOSTIC TROUBLE CODES (DTCS)

Ignition ON.

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

Ignition OFF.

Ignition ON.

Wait at least 10 seconds.

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

Check the SODL or SODR DTCs from the continuous and on-demand self-tests.

Is DTC 's B13F3:98 OR B13F4:98 recorded ?

Yes

GO to L2

No	The system is operating correctly at this time. The DTC may have been set due to an intermittent fault condition or the SODL or SODR may have cooled enough allowing the DTC to clear.

L2 CHECK FOR CORRECT SODL (SIDE OBSTACLE DETECTION CONTROL MODULE LH) OR SODR (SIDE OBSTACLE DETECTION CONTROL MODULE RH) OPERATION

Ignition OFF.

Disconnect and inspect the SODL or SODR 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 SODL or SODR 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 SODL or SODR . REFER to: Side Obstacle Detection Control Module (SODCM) (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 M: DTC (DIAGNOSTIC TROUBLE CODE) U2008:08

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

Normal Operation and Fault Conditions

REFER to: Blind Spot Information System - System Operation and Component Description (419-04A Side and Rear Vision, Description and Operation).

DTC Fault Trigger Conditions

DTC	Description	Fault Trigger Condition
SODL U2008:08	Sensor Cluster: Bus Signal/Message Failures	This continuous memory DTC sets in the SODL when communication messages from the IPMA on the private CAN are missing.
SODR U2008:08	Sensor Cluster: Bus Signal/Message Failures	This continuous memory DTC sets in the SODR when communication messages from the IPMA on the private CAN are missing.

Possible Sources

Wiring, terminals or connectors
Fuse137 (20A)
SODL
SODR
IPMA

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

M1 PERFORM THE NETWORK TEST

Ignition ON.

Using a diagnostic scan tool, perform the network test.

Does the SODL or SODR and IPMA pass the network test?

Yes

DIAGNOSE all IPMA Diagnostic Trouble Codes (DTCs) first
REFER to: Lane Keeping System (419-07 Lane Keeping System, Diagnosis and Testing).
. If DTC U2008:08 is set, GO to M2

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

M2 CHECK THE PRIVATE CAN (CONTROLLER AREA NETWORK) CIRCUITS FOR A SHORT TO VOLTAGE

Ignition OFF.

Disconnect SODL C4370 .

Disconnect SODR C4369 .

Disconnect IPMA C242B .

Ignition ON.

Measure:

Positive Lead	Measurement / Action	Negative Lead
C4370-3		Ground
C4370-2		Ground
C4369-3		Ground
C4369-2		Ground

Is any voltage present?

Yes

REPAIR the circuit in question.

GO to M3

M3 CHECK THE PRIVATE CAN (CONTROLLER AREA NETWORK) CIRCUITS FOR A SHORT TO GROUND

Ignition OFF.

Measure:

Positive Lead	Measurement / Action	Negative Lead
C4370-3		Ground
C4370-2		Ground
C4369-3		Ground
C4369-2		Ground

Are the resistances greater than 10,000 ohms?

Yes

GO to M4

No	REPAIR the circuit in question.

M4 CHECK THE PRIVATE CAN (CONTROLLER AREA NETWORK) CIRCUITS FOR A SHORT TOGETHER

Measure:

Positive Lead Measurement / Action Negative Lead

C4370-3 C4370-2

C4369-3 C4369-2

Is the resistance greater than 10,000 ohms?

Yes

GO to M5

No	REPAIR the circuits.

M5 CHECK THE PRIVATE CAN (CONTROLLER AREA NETWORK) CIRCUITS FOR AN OPEN

Measure:

Positive Lead	Measurement / Action	Negative Lead
C4370-3		C242B-16
C4370-2		C242B-15
C4369-3		C242B-13
C4369-2		C242B-12

Are the resistances less than 3 ohms?

Yes

GO to M6

No	REPAIR the circuit in question.

M6 CHECK FOR CORRECT SODL (SIDE OBSTACLE DETECTION CONTROL MODULE LH) OR SODR (SIDE OBSTACLE DETECTION CONTROL MODULE RH) OPERATION

Disconnect and inspect the SODL or SODR 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 SODL or SODR 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 SODL or SODR . REFER to: Side Obstacle Detection Control Module (SODCM) (419-04A Side and Rear Vision, Removal and Installation). If the concern is still present, GO to M7

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.

M7 CHECK FOR CORRECT IPMA (IMAGE PROCESSING MODULE A) OPERATION

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 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 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 N: U2100:00 OR U2300:55

Normal Operation and Fault Conditions

The SODL and SODR 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
SODL U2100:00	Initial Configuration Not Complete: No Sub Type Information	This continuous memory DTC sets due to incomplete or incorrect SODL PMI procedures.
SODR U2100:00	Initial Configuration Not Complete: No Sub Type Information	This continuous memory DTC sets due to incomplete or incorrect SODR PMI procedures.
SODL U2300:55	Central Configuration: Not Configured	This continuous memory DTC sets due to incomplete or incorrect SODL PMI procedures.
SODR U2300:55	Central Configuration: Not Configured	This continuous memory DTC sets due to incomplete or incorrect SODR PMI procedures.

Possible Sources

Incomplete or incorrect PMI
SODL
SODR

N1 CONFIRM THE DTC (DIAGNOSTIC TROUBLE CODE) RESETS

Ignition ON.

Using the diagnostic scan tool, clear the DTC .

Wait 10 seconds.

Using the diagnostic scan tool, perform the SODL or SODR self-test.

Is DTC U2100:00 or U2300:55 still present?

Yes

GO to N2

No	The system is operating correctly at this time. The DTC may have been falsely set by the SODL or SODR causing the signal to momentarily stop and set the DTC .

N2 CHECK VEHICLE SERVICE HISTORY FOR RECENT SERVICE ACTIONS RELATED TO THE SODL (SIDE OBSTACLE DETECTION CONTROL MODULE LH) OR SODR (SIDE OBSTACLE DETECTION CONTROL MODULE RH)

Check vehicle service history for recent service actions related to the SODL or SODR

Is there a vehicle service history for recent service actions related to the SODL or SODR ?

Yes

Install SODL or SODR PMI procedure As-Built data from PTS following scan tool instructions.
REFER to: Module Programming (418-01A Module Configuration, General Procedures). If the concern is still present, GO to N3

No	The system is operating correctly at this time.

N3 CHECK FOR CORRECT SODL (SIDE OBSTACLE DETECTION CONTROL MODULE LH) OR SODR (SIDE OBSTACLE DETECTION CONTROL MODULE RH) OPERATION

Disconnect and inspect the SODL or SODR 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 SODL or SODR 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 SODL or SODR . REFER to: Side Obstacle Detection Control Module (SODCM) (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 O: U3000:41, U3000:42, U3000:44 OR U3000:49

Normal Operation and Fault Conditions

REFER to: Blind Spot Information System - System Operation and Component Description (419-04A Side and Rear Vision, Description and Operation).

DTC Fault Trigger Conditions

DTC	Description	Fault Trigger Condition
SODL U3000:41	Control Module: General Checksum Failure	This continuous memory DTC sets when the SODL start operation and all preconditions in test run / pass fail criteria are met and invalid checksum values are calculated.
SODR U3000:41	Control Module: General Checksum Failure	This continuous memory DTC sets when the SODR start operation and all preconditions in test run / pass fail criteria are met and invalid checksum values are calculated.
SODL U3000:42	Control Module: General Memory Failure	This continuous memory DTC sets when the SODL start operation and all preconditions in test run / pass fail criteria are met and detects an internal memory failure.
SODR U3000:42	Control Module: General Memory Failure	This continuous memory DTC sets when the SODR start operation and all preconditions in test run / pass fail criteria are met and detects an internal memory failure.
SODL U3000:44	Control Module: Data Memory Failure	This continuous memory DTC sets when the SODL start operation and all preconditions in test run / pass fail criteria are met and detects a RAM memory failure.
SODR U3000:44	Control Module: Data Memory Failure	This continuous memory DTC sets when the SODR start operation and all preconditions in test run / pass fail criteria are met and detects a RAM memory failure.
SODL U3000:49	Control Module: Internal Electronic Failure	This continuous memory DTC sets when the SODL start operation and all preconditions in test run / pass fail criteria are met and detects an internal electronic failure.
SODR U3000:49	Control Module: Internal Electronic Failure	This continuous memory DTC sets when the SODR start operation and all preconditions in test run / pass fail criteria are met and detects an internal electronic failure.

Possible Sources

SODL
SODR

O1 CONFIRM THE DTC (DIAGNOSTIC TROUBLE CODE) RESETS

Ignition ON.

Using the diagnostic scan tool, clear the DTC .

Wait 10 seconds.

Using the diagnostic scan tool, perform the SODL or SODR self-test.

Is DTC U3000:41, U3000:42, U3000:44 OR U3000:49 still present ?

Yes

GO to O2

No	The system is operating correctly at this time. The DTC may have been falsely set by the SODL or SODR causing the signal to momentarily stop and set the DTC .

O2 CHECK FOR CORRECT SODL (SIDE OBSTACLE DETECTION CONTROL MODULE LH) OR SODR (SIDE OBSTACLE DETECTION CONTROL MODULE RH) OPERATION

Disconnect and inspect the SODL or SODR 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 SODL or SODR 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 SODL or SODR . REFER to: Side Obstacle Detection Control Module (SODCM) (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 P: U3002:62

Normal Operation and Fault Conditions

REFER to: Blind Spot Information System - System Operation and Component Description (419-04A Side and Rear Vision, Description and Operation).

DTC Fault Trigger Conditions

DTC	Description	Fault Trigger Condition
SODL U3002:62	Vehicle Identification Number: Signal Compare Failure	This continuous memory DTC sets when the VIN stored in the SODL does not match the VIN that is broadcast on the network.
SODR U3002:62	Vehicle Identification Number: Signal Compare Failure	This continuous memory DTC sets when the VIN stored in the SODR does not match the VIN that is broadcast on the network.

Possible Sources

VIN mismatch

P1 CHECK VEHICLE SERVICE HISTORY FOR RECENT SERVICE ACTIONS RELATED TO THE SODL (SIDE OBSTACLE DETECTION CONTROL MODULE LH) OR SODR (SIDE OBSTACLE DETECTION CONTROL MODULE RH)

Check vehicle service history for recent service actions related to the SODL or SODR

Is there a vehicle service history for recent service actions related to the SODL or SODR ?

Yes

No	The system is operating correctly at this time.

P2 CHECK FOR CORRECT SODL (SIDE OBSTACLE DETECTION CONTROL MODULE LH) OR SODR (SIDE OBSTACLE DETECTION CONTROL MODULE RH) OPERATION

Disconnect and inspect the SODL or SODR 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 SODL or SODR 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 SODL or SODR . REFER to: Side Obstacle Detection Control Module (SODCM) (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 Q: U3003:16

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

Normal Operation and Fault Conditions

REFER to: Blind Spot Information System - System Operation and Component Description (419-04A Side and Rear Vision, Description and Operation).

DTC Fault Trigger Conditions

DTC	Description	Fault Trigger Condition
SODL U3003:16	Battery Voltage: Circuit Voltage Below Threshold	Set by the SODL as a continuous memory DTC if the SODL detects low battery voltage below 9.0 volts for more than 100 ms.
SODR U3003:16	Battery Voltage: Circuit Voltage Below Threshold	Set by the SODR as a continuous memory DTC if the SODR detects low battery voltage below 9.0 volts for more than 100 ms.

Possible Sources

Wiring, terminals and connectors
Battery
Generator
SODL
SODR
PCM

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

NOTE: Failure to disconnect the battery when instructed results in false resistance readings. REFER to section 414-01.

Q1 CHECK THE SODL (SIDE OBSTACLE DETECTION CONTROL MODULE LH) OR SODR (SIDE OBSTACLE DETECTION CONTROL MODULE RH) DIAGNOSTIC TROUBLE CODES (DTCS)

Ignition ON.

Using a diagnostic scan tool, perform the SODL and SODR self-test as necessary.

Is DTC U3003:16 still present?

Yes

GO to Q2

No	The system is operating correctly at this time. The DTC may have been set due to a previous low battery voltage condition.

Q2 CHECK FOR PCM (POWERTRAIN CONTROL MODULE) CHARGING SYSTEM DIAGNOSTIC TROUBLE CODES (DTCS)

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

Are any charging system DTCs present in the PCM ?

Yes

REFER to the Master DTC Chart.

GO to Q3

Q3 CHECK THE BATTERY CONDITION AND STATE OF CHARGE

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 Q4

No	If the battery is discharged, DIAGNOSE the cause of the low battery condition. REFER to: Battery (414-01 Battery, Mounting and Cables, Diagnosis and Testing). If the battery condition fails, INSTALL a new battery. REFER to: Battery (414-01 Battery, Mounting and Cables, Removal and Installation).

Q4 CHECK THE SODL (SIDE OBSTACLE DETECTION CONTROL MODULE LH) OR SODR (SIDE OBSTACLE DETECTION CONTROL MODULE RH) VOLTAGE SUPPLY

Ignition OFF.

Disconnect SODL C4370 .

Disconnect SODR C4369 .

Ignition ON.

Measure and record battery voltage at the battery.

Measure:

Positive Lead Measurement / Action Negative Lead

C4370-1 Ground

C4369-1 Ground

Is the voltage within 0.2 volts of the recorded battery voltage?

Yes

GO to Q5

No	REPAIR the circuit for high resistance.

Q5 CHECK THE SODL (SIDE OBSTACLE DETECTION CONTROL MODULE LH) OR SODR (SIDE OBSTACLE DETECTION CONTROL MODULE RH) GROUND CIRCUIT

Ignition OFF.

Measure:

Positive Lead	Measurement / Action	Negative Lead
C4370-4		Ground
C4370-8		Ground
C4369-4		Ground

Is the resistance less than 3 ohms?

Yes

GO to Q6

No	REPAIR the circuit for high resistance.

Q6 CHECK FOR CORRECT SODL (SIDE OBSTACLE DETECTION CONTROL MODULE LH) OR SODR (SIDE OBSTACLE DETECTION CONTROL MODULE RH) OPERATION

Ignition OFF.

Disconnect and inspect the SODL or SODR 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 SODL or SODR 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 SODL or SODR . REFER to: Side Obstacle Detection Control Module (SODCM) (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 R: 3003:17

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

Normal Operation and Fault Conditions

REFER to: Blind Spot Information System - System Operation and Component Description (419-04A Side and Rear Vision, Description and Operation).

DTC Fault Trigger Conditions

DTC	Description	Fault Trigger Condition
SODL U3003:17	Battery Voltage: Circuit Voltage Above Threshold	Sets as a continuous memory DTC if the SODL detects high battery voltage above 16.5 volts for 100 ms.
SODR U3003:17	Battery Voltage: Circuit Voltage Above Threshold	Sets as a continuous memory DTC if the SODR detects high battery voltage above 16.5 volts for 100 ms.

Possible Sources

Generator
SODL
SODR
PCM

NOTE: This DTC U3003:17 may be stored in the module memory due to past battery charging or vehicle jump starting events.

R1 CHECK FOR DTC (DIAGNOSTIC TROUBLE CODE) U3003:17 SET IN OTHER MODULES

Ignition ON.

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

Is DTC U3003:17 set in more than one module?

Yes

REFER to the Master DTC Chart.

GO to R2

R2 CHECK THE BATTERY VOLTAGE

Turn off all the interior/exterior lights and accessories.

Start and run the engine at approximately 2,000 rpm for three minutes while monitoring the battery voltage.

Does the battery voltage rise to 15.5 volts or higher?

Yes

DIAGNOSE the overcharging condition.
REFER to: Battery (414-01 Battery, Mounting and Cables, Diagnosis and Testing).

GO to R3

R3 RECHECK FOR DTC (DIAGNOSTIC TROUBLE CODE) U3003:17

Ignition OFF.

Ignition ON.

Using a diagnostic scan tool, clear the DTC CMDTCs.

Using a diagnostic scan tool, perform the SODL or SODR self-test as necessary.

Is DTC U3003:17 still present?

Yes

GO to R4

No	The system is operating normally at this time. The DTC may have been set previously during battery charging or while jump starting the vehicle.

R4 CHECK FOR CORRECT SODL (SIDE OBSTACLE DETECTION CONTROL MODULE LH) OR SODR (SIDE OBSTACLE DETECTION CONTROL MODULE RH) OPERATION

Ignition OFF.

Disconnect and inspect the SODL or SODR 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 SODL or SODR 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 SODL or SODR . REFER to: Side Obstacle Detection Control Module (SODCM) (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 S: B15EC:14, B15EC:15

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

Normal Operation and Fault Conditions

REFER to: Blind Spot Information System - System Operation and Component Description (419-04A Side and Rear Vision, Description and Operation).

DTC Fault Trigger Conditions

DTC	Description	Fault Trigger Condition
IPMA B15EC:14	Side Obstacle Detector 'A': Circuit Short To Ground Or Open	An continuous memory DTC that sets in the IPMA if an excessive current draw is detected on the SODL output circuit.
IPMA B15EC:15	Side Obstacle Detector 'A': Circuit Short To Battery Or Open	An continuous memory DTC that sets in the IPMA when an open circuit is detected on the SODL output circuit.

Possible Sources

Wiring, terminals or connectors
SODL
IPMA

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)

S1 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 B15EC:14 or DTC B15EC:15 present?

Yes

For DTC B15EC:14, GO to S2
For DTC B15EC:15, GO to S5

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.

S2 CHECK FOR SHORT TO GROUND WITH THE SODL (SIDE OBSTACLE DETECTION CONTROL MODULE LH) DISCONNECTED

Ignition OFF.

Disconnect: SODL C4370.

Ignition ON.

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

NOTE: DTC B15EC:15 may be present during this step and can be disregarded at this time. Perform the IPMA self-test.

Is DTC B15EC:14 present?

Yes

INSTALL a new SODL . REFER to: Side Obstacle Detection Control Module (SODCM) (419-04A Side and Rear Vision, Removal and Installation).

GO to S3

S3 CHECK THE IPMA (IMAGE PROCESSING MODULE A) OUTPUT CIRCUIT FOR A SHORT TO GROUND

Ignition OFF.

Disconnect: IPMA C242B.

Measure:
Click to display connectors

Positive Lead Measurement / Action Negative Lead

C242B-14 Ground

Is the resistance greater than 10,000 ohms?

Yes

GO to S4

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.

S4 CHECK IPMA (IMAGE PROCESSING MODULE A) CIRCUITS FOR A SHORT TOGETHER

Measure:
Click to display connectors

Positive Lead Measurement / Action Negative Lead

C242B-14 C242B-5

Is the resistance greater than 10,000 ohms?

Yes

GO to S7

No	REPAIR the circuits.

S5 CHECK FOR DTC (DIAGNOSTIC TROUBLE CODE) B15EC:15 WITH THE SODL (SIDE OBSTACLE DETECTION CONTROL MODULE LH) CIRCUITS JUMPERED TOGETHER

Ignition OFF.

Disconnect: SODL C4370.

Connect:
Click to display connectors

Lead 1 Measurement / Action Lead 2

C4370-1 C4370-4

C4370-1 C4370-8

Ignition ON.

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

Perform the IPMA self-test.

Is DTC B15EC:14 present?

Yes

REMOVE the fused jumper wire.
INSTALL a new SODL . REFER to: Side Obstacle Detection Control Module (SODCM) (419-04A Side and Rear Vision, Removal and Installation).

No	REMOVE the fused jumper wire. GO to S6

S6 CHECK THE IPMA (IMAGE PROCESSING MODULE A) SODL (SIDE OBSTACLE DETECTION CONTROL MODULE LH) CIRCUITS FOR AN OPEN

Ignition OFF.

Disconnect: IPMA C242B.

Measure:
Click to display connectors

Positive Lead	Measurement / Action	Negative Lead
C242B-14		C4370-1
C242B-5		C4370-4
C242B-5		C4370-8

Are the resistances less than 3 ohms?

Yes

GO to S7

No	REPAIR the affected circuit.

S7 CHECK FOR CORRECT IPMA (IMAGE PROCESSING MODULE A) OPERATION

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

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 T: B15ED:14, B15ED:15

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

Normal Operation and Fault Conditions

REFER to: Blind Spot Information System - System Operation and Component Description (419-04A Side and Rear Vision, Description and Operation).

DTC Fault Trigger Conditions

DTC	Description	Fault Trigger Condition
IPMA B15ED:14	Side Obstacle Detector 'B': Circuit Short To Ground Or Open	An continuous memory DTC that sets in the IPMA if an excessive current draw is detected on the SODR output circuit.
IPMA B15ED:15	Side Obstacle Detector 'B': Circuit Short To Battery Or Open	An continuous memory DTC that sets in the IPMA when an open circuit is detected on the SODR output circuit.

Possible Sources

Wiring, terminals or connectors
SODR
IPMA

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)

T1 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 B15ED:14 or DTC B15ED:15 present?

Yes

For DTC B15ED:14, GO to T2
For DTC B15ED:15, GO to T5

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.

T2 CHECK FOR SHORT TO GROUND WITH THE SODR (SIDE OBSTACLE DETECTION CONTROL MODULE RH) DISCONNECTED

Ignition OFF.

Disconnect: SODR C4369.

Ignition ON.

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

NOTE: DTC B15ED:15 may be present during this step and can be disregarded at this time. Perform the IPMA self-test.

Is DTC B15ED:14 present?

Yes

INSTALL a new SODR . REFER to: Side Obstacle Detection Control Module (SODCM) (419-04A Side and Rear Vision, Removal and Installation).

GO to T3

T3 CHECK THE IPMA (IMAGE PROCESSING MODULE A) OUTPUT CIRCUIT FOR A SHORT TO GROUND

Ignition OFF.

Disconnect: IPMA C242B.

Measure:
Click to display connectors

Positive Lead Measurement / Action Negative Lead

C242B-11 Ground

Is the resistance greater than 10,000 ohms?

Yes

GO to T4

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.

T4 CHECK IPMA (IMAGE PROCESSING MODULE A) CIRCUITS FOR A SHORT TOGETHER

Measure:
Click to display connectors

Positive Lead Measurement / Action Negative Lead

C242B-11 C242B-2

Is the resistance greater than 10,000 ohms?

Yes

GO to T7

No	REPAIR the circuits.

T5 CHECK FOR DTC (DIAGNOSTIC TROUBLE CODE) B15ED:15 WITH THE SODR (SIDE OBSTACLE DETECTION CONTROL MODULE RH) CIRCUITS JUMPERED TOGETHER

Ignition OFF.

Disconnect: SODR C4369.

Connect:
Click to display connectors

Lead 1 Measurement / Action Lead 2

C4369-1 C4369-4

Ignition ON.

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

Perform the IPMA self-test.

Is DTC B15ED:14 present?

Yes

REMOVE the fused jumper wire.
INSTALL a new SODR .
REFER to: Side Obstacle Detection Control Module (SODCM) (419-04A Side and Rear Vision, Removal and Installation).

No	REMOVE the fused jumper wire. GO to T6

T6 CHECK THE IPMA (IMAGE PROCESSING MODULE A) SODR (SIDE OBSTACLE DETECTION CONTROL MODULE RH) CIRCUITS FOR AN OPEN

Ignition OFF.

Disconnect: IPMA C242B.

Measure:
Click to display connectors

Positive Lead Measurement / Action Negative Lead

C242B-11 C4369-1

C242B-2 C4369-4

Are the resistances less than 3 ohms?

Yes

GO to T7

No	REPAIR the affected circuit.

T7 CHECK FOR CORRECT IPMA (IMAGE PROCESSING MODULE A) OPERATION

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

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 U: THE REVERSE BRAKE ASSIST IS INOPERATIVE OR DOES NOT OPERATE CORRECTLY

Normal Operation and Fault Conditions

The Traction Control System, CTA , Active Park Assist feature must be turned ON for Reverse Brake Assist feature to be operational. All vehicle doors must be closed.

Possible Sources

Communication concern
Parking aid system concern
ABS system concern
Open doors
Traction control off
Park assist system off
CTA system off
Dirty rear parking aid camera

U1 CHECK THE REVERSE BRAKE ASSIST FOR CORRECT OPERATION

Verify the reverse brake assist feature not available warning is displayed in the message center

Possible cause:
- Check the reverse brake assist feature is activate
- Check vehicle service histroy if it was recently serviced where battery may have been disconnected
- Check if it is a new vehicle
- Check if traction control system is turned on
- Check the active park assist feature is turned on
- Check the CTA is enabled in the information and entertainment unit (centerstack)

Repair:
- Drive the vehicle straight on a flat/smooth road above 50 km/h (30 mph) with minimal driver steering input for 30 seconds.
- Turn on the Traction Control Switch
- Turn ON the Active Park Assist feature. If the system cannot be activated,
  REFER to: Parking Aid (413-13B Parking Aid - Vehicles With: Parking Aid Camera, Diagnosis and Testing).
- ACTIVATE the CTA . If the system cannot be activated,
  REFER to: Blind Spot Information System (419-04A Side and Rear Vision, Diagnosis and Testing).

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

Is the concern still present?

Yes

GO to U2

No	The system is operating correctly at this time

U2 CHECK FOR BLIS (BLIND SPOT INFORMATION SYSTEM) , PCM (POWERTRAIN CONTROL MODULE) , IPMB (IMAGE PROCESSING MODULE B) , ABS (ANTI-LOCK BRAKE SYSTEM) AND BCM (BODY CONTROL MODULE) DTC (DIAGNOSTIC TROUBLE CODE) 'S

Verify if any BLIS , PCM , IPMB , ABS and BCM DTC 's are present.

Using a diagnostic scan tool, perform the BLIS , PCM , IPMB , ABS and BCM self-tests.

Are DTC 's present in any of these modules?

Yes

Diagnose all the DTC 's for the module in question.

GO to U3

U3 CLEAN THE REAR PARKING AID CAMERA LENS AND REAR PARK AID SENSORS

Clean and make sure the rear video camera lens and the rear park aid sensors are clear of any debris.

Ignition ON.

Test the reverse brake assist system for correct operation.

Is the concern still present?

Yes

GO to U4

No	The system is operating correctly at this time. The concern may have been caused by dirt or debris on the camera lens or the rear park aid sensors.

U4 VERIFY THE OPERATION OF THE PARKING AID AND ABS (ANTI-LOCK BRAKE SYSTEM) SYSTEM

Verify the parking aid and ABS systems operate correctly.

Do the rear park aid sensors and ABS systems operate correctly?

Yes

The system is operating normally at this time.

For a parking aid system concern,
REFER to: Parking Aid (413-13B Parking Aid - Vehicles With: Parking Aid Camera, Diagnosis and Testing). For an ABS system concern,
REFER to: Anti-Lock Brake System (ABS) and Stability Control (206-09 Anti-Lock Brake System (ABS) and Stability Control, Diagnosis and Testing).

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