Driver Side Door Lock Motor Circuit

DOOR LOCK: POWER DOOR LOCK CONTROL SYSTEM: Driver Side Door Lock Motor Circuit
- Driver Side Door Lock Motor Circuit

DESCRIPTION

The driver's door lock motor is built into the driver's door lock assembly.

The main body ECU controls the driver's door lock motor to lock/unlock the driver's door. This ECU applies current from terminal ACT+ to terminal ACTD to operate the motor to lock the door. It reverses the direction of the current flow to operate the motor to unlock the door.

WIRING DIAGRAM





INSPECTION PROCEDURE

PROCEDURE

1. INSPECT FRONT DOOR LOCK ASSEMBLY (DOOR LOCK MOTOR)

(a) Remove the front door lock assembly LH.





(b) Apply battery voltage and check operation of the door lock motor.

OK:





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

2. CHECK WIRE HARNESS (FRONT DOOR LOCK - MAIN BODY ECU (INSTRUMENT PANEL J/B))

(a) Disconnect the front door lock assembly LH connector.





(b) Disconnect the ECU (instrument panel J/B) connector.

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

Standard resistance:





NG -- REPAIR OR REPLACE HARNESS OR CONNECTOR

OK -- PROCEED TO NEXT CIRCUIT INSPECTION SHOWN IN PROBLEM SYMPTOMS TABLE