Back Door Opener Switch With Automatic Back Door

BACK DOOR OPENER SWITCH





Description
Output back door open signal to BCM.




Component Function Check
1.CHECK FUNCTION
Check back door opener switch ("TR/BD OPEN SW") in "Data Monitor mode using CONSULT-III.
- When back door opener switch is turned to "ON".





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




Diagnosis Procedure
1.CHECK BACK DOOR OPEN INPUT SIGNAL
1. Turn ignition switch OFF.
2. Disconnect back door opener switch connector.
3. Check signal between back door opener switch harness connector and ground.





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





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




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





Is the inspection result normal?
YES - INSPECTION END
NO - Replace back door opener switch. Removal And Installation.