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 door lock motor is built in the door lock assembly.

The body ECU receives the driver door lock switch signal from the master switch and operates the door lock motor.

WIRING DIAGRAM





INSPECTION PROCEDURE

PROCEDURE

1. PERFORM ACTIVE TEST USING TECHSTREAM (DOOR LOCK)

(a) Connect Techstream to the DLC3.

(b) Turn the ignition switch on (IG).

(c) Turn the tester on.

(d) Enter the following menus: Body Electrical / Main Body / Active Test.

(e) Perform the Active Test according to the display on the tester.

Main Body:





OK:

Door lock is locked / unlocked.

NG -- INSPECT FRONT DOOR LOCK ASSEMBLY LH (DOOR LOCK MOTOR)

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

2. INSPECT FRONT DOOR LOCK ASSEMBLY LH (DOOR LOCK MOTOR)

(a) Remove the front door lock assembly LH.





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

Standard:





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

3. CHECK WIRE HARNESS (FRONT DOOR LOCK ASSEMBLY LH - INSTRUMENT PANEL J/B)

(a) Disconnect the D8 and H9 connectors.





(b) Remove the body ECU from instrument panel J/B.

(c) Measure the resistance of the wire harness side connectors.

Resistance:





NG -- REPAIR OR REPLACE HARNESS OR CONNECTOR

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