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Check Door Lock Actuator/Driver Side

  1. CHECK OUTPUT SIGNAL 

    Check voltage between BCM connector and ground.

    TERMINAL VOLTAGE CHART

    Terminals Condition of door lock and unlock switch Voltage (V) (Approx.)
    (+) (-)
    BCM connector Terminal
    M2 50 Ground Lock 0 → Battery voltage → 0
    44 Unlock 0 → Battery voltage → 0
    Fig 1: Checking Voltage Between BCM Connector Terminals 44, 50 And Ground
    G05212138Courtesy of NISSAN MOTOR CO., U.S.A.

    OK or NG 

    OK: GO TO 2.

    NG: Replace BCM.

  2. CHECK DOOR LOCK ACTUATOR CIRCUIT 
    1. Turn ignition switch OFF.
    2. Disconnect BCM and front door lock actuator driver side connector.
    3. Check continuity between BCM connector and front door lock actuator driver side connector.
      CONTINUITY CHART

      A B Continuity
      BCM connector Terminal Door lock actuator connector Terminal
      M2 50 D14 2 Yes
      44 1
    4. Check continuity between BCM connector and ground.
      CONTINUITY CHART

      A Continuity
      BCM connector Terminal
      M2 50 Ground No
      44
      Fig 2: Checking Continuity Between BCM Connector And Front Door Lock Actuator Driver Side Connector
      G05212139Courtesy of NISSAN MOTOR CO., U.S.A.

    OK or NG 

    OK: Replace front door lock actuator (driver side).

    NG: Repair or replace harness.

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