Diagnosis Procedure

DOOR SWITCH


Description

Detects door open/close condition.



DOOR SWITCH


Diagnosis Procedure

1.CHECK DOOR SWITCH INPUT SIGNAL
1. Turn ignition switch OFF.
2. Check signal between BCM harness connector and ground with oscilloscope.





Is the inspection result normal?

YES - GO TO 4.
NO - GO TO 2.
2.CHECK DOOR SWITCH CIRCUIT
1. Disconnect BCM connector and door switch connector.
2. Check continuity between BCM harness connector and door 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 between BCM and door switch.
3.CHECK DOOR SWITCH
Refer to Component Inspection.
Is the inspection result normal?
YES - GO TO 4.
NO - Replace malfunctioning door switch. Refer to Removal And Installation.
4.CHECK INTERMITTENT INCIDENT
Refer to Intermittent Incident.
- INSPECTION END