Back Door Request Switch

BACK DOOR REQUEST SWITCH





Description
Transmits lock/unlock operation to BCM.




Component Function Check
1.CHECK FUNCTION
Check ("REQSW-BD/TR") in "Data Monitor" mode using CONSULT-III.






Is the inspection result normal?
YES - Back door request switch is OK.
NO - SEE Diagnosis Procedure.




Diagnosis Procedure
1.CHECK BACK DOOR REQUEST SWITCH INPUT SIGNAL
1. Turn ignition switch OFF.
2. Disconnect back door request switch connector.
3. Check voltage between back door request switch harness connector and ground.






Is the inspection result normal?
YES - GO TO 3.
NO - GO TO 2.
2.CHECK BACK DOOR REQUEST SWITCH CIRCUIT
1. Disconnect BCM connector.
2. Check continuity between BCM harness connector and back door request switch harness connector.






3. Check continuity between BCM harness connector and ground.






Is the inspection result normal?
YES - Replace BCM. Removal And Installation.
NO - Repair harness or connector.
3.CHECK BACK DOOR REQUEST SWITCH GROUND CIRCUIT
Check continuity between back door request switch harness connector and ground.






Is the inspection result normal?
YES - GO TO 4.
NO - Repair or replace harness.
4.CHECK BACK DOOR REQUEST SWITCH
SEE Component Inspection.
Is the inspection result normal?
YES - GO TO 5.
NO - Replace back door request switch. Removal And Installation With Intelligent Key System.
5.CHECK INTERMITTENT INCIDENT
Intermittent Incident.
- INSPECTION END




Component Inspection
1.CHECK BACK DOOR REQUEST SWITCH
1. Turn ignition switch OFF.
2. Disconnect back door request switch connector.
3. Check continuity between back door request switch terminals.






Is the inspection result normal?
YES - INSPECTION END
NO - Replace back door request switch. Removal And Installation With Intelligent Key System.