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Door Lock/Unlock Switch Check

WARNING: This page is about a different car, the 2006 Nissan Sentra. However, it is still accessible from the selected car via links, so may be relevant.
  1. CHECK DOOR LOCK/UNLOCK SWITCH INPUT SIGNAL 

    With CONSULT-II 

    Check door lock/unlock switch ("LOCK SW DR/AS"/"UNLK SW DR/AS") in "DATA MONITOR" mode with CONSULT-II.

    Fig 1: CONSULT-II Display - Data Monitor
    G04194922Courtesy of NISSAN MOTOR CO., U.S.A.

    Without CONSULT-II 

    1. Disconnect smart entrance control unit harness connector.
    2. Check continuity between smart entrance control unit harness connector terminal 23 or 35 and ground.
      Fig 2: Checking Continuity Between Smart Entrance Control Unit Connector Terminal 23 Or 35 And Ground
      G04194923Courtesy of NISSAN MOTOR CO., U.S.A.

      Refer to "FIG. 3 ".

    OK or NG 

    OK: Door lock/unlock switch is OK.

    NG: GO TO 2.

  2. CHECK DOOR LOCK/UNLOCK SWITCH 
    1. Disconnect door lock/unlock switch harness connector.
    2. Check continuity between each door lock/unlock switch terminals.
    • Main power window and door lock/unlock switch
      • Fig 3: Checking Continuity Between Main Power Window And Door Lock/Unlock Switch Terminals
      G04194924Courtesy of NISSAN MOTOR CO., U.S.A.
    • Door lock/unlock switch RH
      • Fig 4: Checking Continuity Between Door Lock/Unlock Switch RH Terminals
      G04194925Courtesy of NISSAN MOTOR CO., U.S.A.

    OK or NG 

    OK: Check the following.

    • Ground circuit for door lock/unlock switch
    • Harness for open or short between door lock/unlock switch and smart entrance control unit connector

    NG: Replace door lock/unlock switch.

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