Diagnosis Procedure

BACK DOOR OPENER ACTUATOR

Diagnosis Procedure


1. CHECK BACK DOOR OPENER ACTUATOR INPUT SIGNAL

1.Turn ignition switch OFF.
2.Disconnect back door lock assembly connector.
3.Check voltage between back door lock assembly harness connector and ground.





Is the inspection result normal?
YES- GO TO 3.
NO- GO TO 2.

2. CHECK BACK DOOR OPENER ACTUATOR CIRCUIT

1.Disconnect BCM connector.
2.Check continuity between BCM harness connector and back door lock assembly harness connector.





3.Check continuity between BCM harness connector and ground.





Is the inspection result normal?
YES- Replace BCM. Service and Repair.
NO- Repair or replace harness.

3. CHECK BACK DOOR OPENER ACTUATOR GROUND CIRCUIT

Check continuity between back door lock assembly harness connector and ground.





Is the inspection normal?
YES- Replace back door lock assembly.
NO- Repair or replace harness.