Power Window Sub-Switch Power Window Sub-Switch

POWER SUPPLY AND GROUND CIRCUIT


POWER WINDOW SUB-SWITCH POWER WINDOW SUB-SWITCH : Diagnosis Procedure

1.CHECK POWER SUPPLY CIRCUIT
1. Turn ignition switch OFF.
2. Disconnect power window sub-switch connector.
3. Check voltage between power window sub-switch harness connector and ground.





Is the measurement value within the specification?
YES - GO TO 2.
NO - GO TO 3.
2.CHECK GROUND CIRCUIT
1. Turn ignition switch OFF.
2. Check continuity between power window sub-switch harness connector and ground.





Is the inspection result normal?
YES - INSPECTION END
NO - Repair or replace harness.
3.CHECK HARNESS CONTINUITY
1. Turn ignition switch OFF.
2. Disconnect BCM connector.
3. Check continuity between BCM harness connector and power window sub-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.