Diagnosis Procedure

DOOR LOCK AND UNLOCK SWITCH


DRIVER SIDE : Description

Transmits door lock/unlock operation to BCM.




DOOR LOCK AND UNLOCK SWITCH


DRIVER SIDE : Diagnosis Procedure

1.CHECK POWER WINDOW SWITCH OUTPUT SIGNAL
1. Turn ignition switch ON.





2. Check voltage at the main power window and door lock/unlock switch connector when the switch (driver side) is turned to "LOCK" or "UNLOCK".





Is the Inspection result normal?
YES >> GO TO 5
NO >> GO TO 2
2.CHECK POWER WINDOW SWITCH GROUND
1. Turn ignition switch OFF.
2. Disconnect main power window and door lock/unlock switch connector.





3. Check continuity between main power window and door lock/unlock switch connector and ground.





Is the Inspection result normal?
YES >> GO TO 3
NO >> Repair or replace harness.
3.CHECK POWER WINDOW SWITCH





Check continuity between main power window and door lock/unlock switch terminals.





Is the Inspection result normal?
YES >> GO TO 4
NO >> Replace main power window and door lock/unlock switch. Refer to LH Only Anti-Pinch-Sedan.
4.CHECK POWER WINDOW SWITCH CIRCUITS
1. Disconnect BCM connector.





2. Check continuity between BCM connector and main power window and door lock/unlock switch connector.





3. Check continuity between BCM connector and ground.





Is the Inspection result normal?
YES >> GO TO 5
NO >> Repair or replace harness.
5.CHECK INTERMITTENT INCIDENT
Refer to Intermittent Incident.
>> Inspection End.