Door Lock Actuator Check (Front RH and Rear LH/RH)
WARNING: This page is about a different car, the 2007 Nissan Maxima. However, it is still accessible from the selected car via links, so may be relevant.
- CHECK DOOR LOCK ACTUATOR HARNESS NOTE: Insure that the passenger select unlock relay remain connected during this test.
- Turn ignition switch OFF.
- Disconnect BCM and each door lock actuator.
- Check continuity between BCM connector (A) M20 terminals 65, 66 and front door lock actuator RH connector (B) D151, rear door lock actuator RH connector (B) D305, rear door lock actuator LH connector (C) D205 terminals 2, 3.BCM CONNECTOR (A) M20 TERMINALS 65, 66 AND FRONT DOOR LOCK ACTUATOR RH CONNECTOR (B) D151, REAR DOOR LOCK ACTUATOR RH CONNECTOR (B) D305, REAR DOOR LOCK ACTUATOR LH CONNECTOR (C) D205 TERMINALS 2, 3
Connector Terminal Connector Terminal Continuity M20 65 D151, D205, D305 3 Yes 66 2 Yes - Check continuity between BCM connector (A) M20 terminals 65, 66 and body ground.BCM CONNECTOR (A) M20 TERMINALS 65, 66 AND BODY GROUND
Connector Terminals Continuity M20 65 Ground No 66 No
OK or NG
OK: GO TO 2.
NG: Check the following:
- Front door: Repair or replace harness.
- Rear doors: Repair or replace harness or passenger select unlock relay.
- CHECK DOOR LOCK ACTUATOR SIGNAL
- Reconnect BCM.
- Check voltage between BCM connector M20 terminals 65, 66 and ground.
BCM CONNECTOR M20 TERMINALS 65, 66 AND GROUNDConnector Terminals Condition Voltage (V) (Approx.) (+) (-) M20 65 Ground Main power window and door lock/unlock switch is turned to UNLOCK 0 → Battery voltage 66 Main power window and door lock/unlock switch is turned to LOCK 0 → Battery voltage Courtesy of NISSAN MOTOR CO., U.S.A.
OK or NG
OK: Replace front door lock assembly RH or rear door lock actuator LH/RH. Refer to "FRONT DOOR LOCK " or "REAR DOOR LOCK ".
NG: Replace BCM. Refer to "BCM ".