Power Window Main Switch

POWER SUPPLY AND GROUND CIRCUIT

POWER WINDOW MAIN SWITCH : Diagnosis Procedure


1. CHECK POWER WINDOW MAIN SWITCH POWER SUPPLY

1.Turn power switch OFF.
2.Disconnect power window main switch connector.
3.Check voltage between power window main switch harness connector and ground.





Is the inspection result normal?
YES- GO TO 3.
NO- GO TO 2.

2. CHECK POWER WINDOW MAIN SWITCH POWER SUPPLY CIRCUIT

1.Disconnect BCM connector.
2.Check continuity between BCM harness connector and power window main switch harness connector.





3.Check continuity between BCM harness connector and ground.





Is the inspection result normal?
YES- Replace BCM. Refer to "Removal and Installation" Service and Repair.
NO- Repair or replace harness.

3. CHECK POWER WINDOW MAIN SWITCH GROUND CIRCUIT

Check continuity between power window main switch harness connector and ground.





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