Rear Power Window Switch

POWER SUPPLY AND GROUND CIRCUIT


REAR POWER WINDOW SWITCH : Diagnosis Procedure

1.CHECK POWER SUPPLY CIRCUIT 1
1. Turn ignition switch OFF.
2. Disconnect rear power window switch LH connectors or rear power window switch RH.
3. Turn ignition switch ON.
4. Check voltage between rear power window switch harness connector and ground.





Is the measurement value within the specification?
YES - GO TO 3.
NO - GO TO 2.
2.CHECK POWER SUPPLY CIRCUIT 2
1. Turn ignition switch OFF.
2. Disconnect BCM connector.
3. Check continuity between BCM harness connector and rear power window switch harness connector.





4. Check continuity between BCM harness connector and ground.





Is the inspection result normal?
YES - Replace BCM. Refer to Removal and Installation.
NO - Repair or replace harness.
3.CHECK GROUND CIRCUIT
Check continuity between rear power window switch harness connector and ground.





Is the inspection result normal?
YES - INSPECTION END
NO - Repair or replace harness.