Diesel Data: Automotive Repair

All Doors Lock/Unlock Functions Do Not Operate Via Door Control Switch

ALL DOORS LOCK/UNLOCK FUNCTIONS DO NOT OPERATE VIA DOOR CONTROL SWITCH

CIRCUIT DESCRIPTION
The instrument panel J/B assy (multiplex network body ECU) receives switch signals from the door control switch and activates the door lock motors on each door according to the signals.

Wiring Diagram:






Step 1 - 2:




INSPECTION PROCEDURE