Back Door Closure Motor

BACK DOOR CLOSURE MOTOR


Description

The back door lock assembly consists of the open switch, close switch, half latch switch and closure motor.
The automatic back door control unit determines the back door lock condition according to the signal from each switch and performs the open/close operation of closure motor.





BACK DOOR CLOSURE MOTOR


Diagnosis Procedure

1.CHECK BACK DOOR CLOSURE MOTOR CIRCUIT
1. Turn ignition switch OFF.
2. Disconnect automatic back door control unit connector and back door lock assembly connector.
3. Check continuity between automatic back door control unit harness connector and back door lock assembly harness connector.





4. Check continuity between automatic back door control unit harness connector and ground.





Is the inspection result normal?
YES - GO TO 2.
NO - Repair or replace harness.
2.CHECK BACK DOOR CLOSURE MOTOR CIRCUIT
1. Connect automatic back door control unit connector and back door lock assembly connector.
2. Check voltage between automatic back door unit harness connector and ground.





Is the inspection result normal?
YES - Replace back door lock assembly. Removal And Installation.
NO - Replace automatic back door control unit. Removal And Installation.