Diagnosis Procedure

DOOR SWITCH


Description

Detects passenger side doors open or closed condition.




DOOR SWITCH


Diagnosis Procedure

1.CHECK PASSENGER SIDE DOOR SWITCH
Check passenger side door switch. Refer to Component Function Check.
Is the inspection result normal?
YES - GO TO 2.
NO - Repair or replace the malfunctioning parts.
2.CHECK PASSENGER SIDE DOOR SWITCH INPUT SIGNAL
1. Turn ignition switch OFF.
2. Check signal between passenger seat control unit harness connector and ground with oscilloscope.





Is the inspection result normal?
YES - Passenger side door switch circuit is OK.
NO - GO TO 3.
3.CHECK PASSENGER SIDE DOOR SWITCH CIRCUIT
1. Disconnect BCM connector, passenger seat control unit connector and passenger side door switch connector.
2. Check continuity between passenger side door switch harness connector and passenger seat control unit harness connector.





3. Check continuity between passenger side door switch harness connector and ground.





Is the inspection result normal?
YES - GO TO 4.
NO - Repair or replace harness.
4.CHECK INTERMITTENT INCIDENT
Check intermittent incident. Refer to Intermittent Incident.
- INSPECTION END