Only Rear Door LH Lock / Unlock Functions Do Not Operate

DOOR LOCK: POWER DOOR LOCK CONTROL SYSTEM: Only Rear Door LH LOCK / UNLOCK Functions do not Operate

Only Rear Door LH LOCK / UNLOCK Functions do not Operate

DESCRIPTION

The main body ECU receives lock / unlock switch signals and activates the door lock motor accordingly.

WIRING DIAGRAM





INSPECTION PROCEDURE

PROCEDURE

1. INSPECT REAR DOOR WITH MOTOR LOCK ASSEMBLY LH




(a) Apply the battery voltage to the door lock motor and check the operation of the door lock motor.
OK:






NG -- REPLACE REAR DOOR WITH MOTOR LOCK ASSEMBLY LH
OK -- Continue to next step.

2. CHECK WIRE HARNESS (DOOR LOCK - ECU)




(a) Disconnect the J4 door lock connector.
(b) Disconnect the IA junction block connector.
(c) Measure the resistance of the wire harness side connectors.
Standard resistance:






NG -- REPAIR OR REPLACE HARNESS AND CONNECTOR
OK -- REPLACE INSTRUMENT PANEL JUNCTION BLOCK (MAIN BODY ECU)