Door Request Switch

DOOR REQUEST SWITCH





Description
Transmits lock/unlock operation to BCM.




Component Function Check
1.CHECK FUNCTION
Check ("REQ SW -DR" or "REQ SW -AS") in BCM "Data Monitor" mode using CONSULT-III.





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




Diagnosis Procedure
1.CHECK DOOR REQUEST SWITCH INPUT SIGNAL
1. Turn ignition switch OFF.
2. Disconnect malfunctioning outside handle connector.
3. Check signal between malfunctioning outside handle harness connector and ground using oscilloscope.





Is the inspection result normal?
YES - GO TO 3.
NO - GO TO 2.
2.CHECK DOOR REQUEST SWITCH CIRCUIT
1. Disconnect BCM connector.
2. Check continuity between malfunctioning outside handle harness connector and BCM harness connector.





3. Check continuity between malfunctioning outside handle harness connector and ground.





Is the inspection result normal?
YES - Replace BCM. Removal And Installation.
NO - Repair or replace harness.
3.CHECK DOOR REQUEST SWITCH GROUND CIRCUIT
Check continuity between malfunctioning outside handle harness connector and ground.





Is the inspection result normal?
YES - GO TO 4.
NO - Repair or replace harness.
4.CHECK DOOR REQUEST SWITCH
SEE Component Inspection.
Is the inspection result normal?
YES - GO TO 5.
NO - Replace malfunctioning outside handle. Removal And Installation.
5.CHECK INTERMITTENT INCIDENT
Intermittent Incident.
- INSPECTION END




Component Inspection
1.CHECK DOOR REQUEST SWITCH
1. Turn ignition switch OFF.
2. Disconnect malfunctioning outside handle connector.
3. Check continuity between malfunctioning outside handle terminals.





Is the inspection result normal?
YES - INSPECTION END
NO - Replace malfunctioning outside handle. Removal And Installation.