Only Driver Door Lock / Unlock Functions Do Not Operate

DOOR LOCK: POWER DOOR LOCK CONTROL SYSTEM: Only Driver Door LOCK / UNLOCK Functions do not Operate
- Only Driver Door LOCK / UNLOCK Functions do not Operate

DESCRIPTION

The main body ECU (instrument panel junction block) receives lock/unlock switch signals and activates the door lock motor according to these signals.

WIRING DIAGRAM





INSPECTION PROCEDURE

PROCEDURE

1. INSPECT FRONT DOOR LOCK ASSEMBLY

(a) Remove the front driver side door lock assembly Removal.

(b) Measure the resistance according to the value(s) in the table below.





Standard resistance:





NG -- REPLACE FRONT DOOR LOCK ASSEMBLY Removal
OK -- Continue to next step.

2. CHECK HARNESS AND CONNECTOR (FRONT DOOR LOCK MOTOR CIRCUIT)

(a) Disconnect the main body ECU (instrument panel junction block) connector.

(b) Disconnect the instrument panel junction block connector.





(c) Measure the resistance according to the value(s) in the table below.

Standard resistance:





NG -- REPAIR OR REPLACE HARNESS OR CONNECTOR
OK -- Continue to next step.

3. CHECK HARNESS AND CONNECTOR (DOOR UNLOCK DETECTION SWITCH CIRCUIT)

(a) Measure the resistance according to the value(s) in the table below.





Standard resistance:





NG -- REPAIR OR REPLACE HARNESS OR CONNECTOR

OK -- REPLACE MAIN BODY ECU (INSTRUMENT PANEL JUNCTION BLOCK)