Diagnosis Procedure
1. CHECK BCM POWER SUPPLY AND GROUND CIRCUIT
Check BCM power supply and ground circuit. Refer
2. CHECK MAIN POWER WINDOW AND DOOR LOCK/UNLOCK SWITCH POWER SUPPLY AND GROUND CIRCUIT
Check main power window and door lock/unlock switch power supply and ground circuit.
Driver side power window alone does not operateCheck cooling fan relay
Description
The electrical load signal (Headlamp switch signal, rear window defogger
switch signal, etc.) is transferred via
the CAN communication line from BCM to ECM via the IPDM E/R.
Component Function Check
1.CHECK REAR WINDOW DEFOGGER SWITCH FUNCTION
Turn ignition switch ON.
Connec ...
Wiring diagram
REAR WINDOW DEFOGGER
Wiring Diagram
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Main line between A-bag and ABS circuit
Diagnosis Procedure
1.CHECK CONNECTOR
Turn the ignition switch OFF.
Disconnect the battery cable from the negative
terminal.
Check the following terminals and connectors
for damage, bend and loose connection (connector side
and harness side).
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