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Diagnosis Procedure





DOOR SWITCH


Description

Detects door open/closed condition.




DOOR SWITCH


Diagnosis Procedure

1.CHECK FRONT DOOR SWITCH INPUT SIGNAL
1. Turn ignition switch OFF.
2. Disconnect malfunction front door switch connector.
3. Check signal between malfunction front door switch harness connector and ground with oscilloscope.






Is the inspection result normal?
YES - GO TO 3.
NO - GO TO 2.
2.CHECK DOOR SWITCH CIRCUIT
1. Disconnect BCM connector.
2. Check continuity between BCM harness connector and malfunction door 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.
NO - Repair or replace harness.
3.CHECK FRONT DOOR SWITCH
Check front door switch. Refer to Component Inspection.
Is the inspection result normal?
YES - GO TO 4.
NO - Replace malfunction front door switch. Refer to Service and Repair.
4.CHECK INTERMITTENT INCIDENT
Refer to Intermittent Incident.
- INSPECTION END