Lincoln Navigator: Controller Area Network (CAN) Module Communications Network / Gateway Module A (GWM). Removal and Installation
Removal
NOTE:
Removal steps in this procedure may contain installation details.
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NOTE:
If installing a new module, it is necessary to
upload the module configuration information to the scan tool prior to
removing the module. This information must be downloaded into the new
module after installation.
Using a diagnostic scan tool, begin the PMI process for the GWM following the on-screen instructions.
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Disconnect the battery.
Refer to: Battery Disconnect and Connect (414-01 Battery, Mounting and Cables, General Procedures).
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Remove the LH C-Pillar trim panel.
Refer to: C-Pillar Trim Panel (501-05 Interior Trim and Ornamentation, Removal and Installation).
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Disconnect the electrical connectors from the GWM .
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Release the wire guides and position aside the wiring harness from the GWM bracket.
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Remove the bolts and the GWM assembly.
Torque:
42 lb.in (4.8 Nm)
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Remove the nuts and the GWM from the bracket.
Torque:
22 lb.in (2.5 Nm)
Installation
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To install, reverse the removal procedure.
-
NOTE:
This step is only necessary when installing a new component.
Using a diagnostic scan tool, complete the PMI process for the GWM following the on-screen instructions.
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)...
Other information:
Special Tool(s) /
General Equipment
Pick Hook
Interior Trim Remover
Removal
Release the clip and remove the sail panel trim panel.
If equipped.
Disconnect the front door tweeter speaker electrical connector.
Use the General Equipment: Interior Trim Remover
Release the clips and remove ..
System Operation
Overview
The interior lighting system consists of:
Courtesy lamps
Demand lamps
Ambient lighting
The courtesy lamps subsystem consists of:
Interior lamps
Puddle lamps
Door ajar switches (integrated into the door latches)
Courtesy lamp switch (integrated into the front interior lamp)
Cargo lamp
C..