Diesel Data: Automotive Repair

All Doors Lock/Unlock Functions Do Not Operate Via Driver Side Door Key Cylinder

ALL DOORS LOCK/UNLOCK FUNCTIONS DO NOT OPERATE VIA DRIVER SIDE DOOR KEY CYLINDER

CIRCUIT DESCRIPTION
The instrument panel J/B assy (multiplex network body ECU) receives switch signals from the door-key- linked lock/unlock switch and activates the door lock motor according to the signals.

Wiring Diagram:






Step 1 - 2:




Step 3:




INSPECTION PROCEDURE