Door Switch With Automatic Back Door

DOOR SWITCH





Description
Detects door open/close condition.




Component Function Check
1.CHECK FUNCTION
With CONSULT-III
Check door switches ("DOOR SW-DR", "DOOR SW-AS", "DOOR SW-RL", "DOOR SW-RR", and "DOOR SWBK") in Data Monitor" mode using CONSULT-III.





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




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





Is the inspection result normal?
YES-1 - Back door: GO TO 3.
YES-2 - Other doors: GO TO 4.
NO - GO TO 2.
2.CHECK DOOR SWITCH CIRCUIT
1. Disconnect BCM 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 - Replace BCM. Removal And Installation.
NO - Repair or replace harness.
3.CHECK BACK DOOR SWITCH GROUND CIRCUIT
Check continuity between back door lock assembly (back door switch) harness connector and ground.





Is the inspection result normal?
YES - GO TO 4.
NO - Repair or replace harness.
4.CHECK DOOR SWITCH
SEE Component Inspection.
Is the inspection result normal?
YES - GO TO 5.
NO - Replace malfunctioning door switch.
- Door switch: Removal And Installation With Automatic Back Door.
5.CHECK INTERMITTENT INCIDENT
Intermittent Incident.
- INSPECTION END




Component Inspection
1.CHECK DOOR SWITCH
1. Turn ignition switch OFF.
2. Disconnect door switch connector.
3. Check door switch terminals.





Is the inspection result normal?
YES - INSPECTION END
NO - Replace malfunction door switch.
- Door switch: Removal And Installation With Automatic Back Door.
- Back door lock assembly (back door switch): Removal And Installation.