With Intelligent Key System

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 DOOR LOCK AND UNLOCK SWITCH INPUT SIGNAL
1. Turn ignition switch OFF.
2. Disconnect power window main switch connector.
3. Check signal between power window main switch harness connector and ground using oscilloscope.





Is the inspection result normal?
YES - GO TO 4.
NO - GO TO 2.
2.CHECK DOOR LOCK AND UNLOCK SWITCH CIRCUIT
1. Disconnect BCM connector and front power window switch (passenger side) 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 - GO TO 3.
NO - Repair or replace harness.
3.CHECK BCM OUTPUT SIGNAL
1. Connect BCM connector.
2. Check signal between BCM harness connector and ground using oscilloscope.





Is the inspection result normal?
YES - GO TO 6.
NO - Replace BCM. Removal And Installation.
4.CHECK DOOR LOCK AND UNLOCK SWITCH GROUND
Check continuity between power window main switch harness connector and ground.





Is the inspection result normal?
YES - GO TO 5.
NO - Repair or replace harness.
5.CHECK DOOR LOCK AND UNLOCK SWITCH
With Intelligent Key System.
Is the inspection result normal?
YES - GO TO 6.
NO - Replace power window main switch. Removal And Installation.
6.CHECK INTERMITTENT INCIDENT
Intermittent Incident.
- INSPECTION END