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Check Door Switch

  1. CHECK DOOR SWITCH INPUT SIGNAL

    With CONSULT-III 

    Check door switches ("DOOR SW-DR", "DOOR SW-AS", "DOOR SW-RL" and "DOOR SW-RR") in "DATA MONITOR" mode with CONSULT-III.

    DOOR SWITCH OPERATING CONDITIONS

    Monitor item Condition
    DOOR SW-DR CLOSE → OPEN: OFF → ON
    DOOR SW-AS
    DOOR SW-RL
    DOOR SW-RR

    Without CONSULT-III 

    1. Turn ignition switch OFF.
    2. Check voltage between BCM connector and ground.
    VOLTAGE REFERENCE CHART

    Terminals Door condition Voltage (V) (Approx.)
    (+) (-)
    BCM connector Terminal
    M1 12 Ground Front passenger side OPEN 0
    CLOSE Battery voltage
    13 Rear RH side OPEN 0
    CLOSE Battery voltage
    M3 62 Driver side OPEN 0
    CLOSE Battery voltage
    63 Rear LH side OPEN 0
    CLOSE Battery voltage

    OK or NG 

    OK: Door switch circuit is OK.

    NG: GO TO 2.

    Fig 1: Checking Voltage Between BCM Connector And Ground
    G05212206Courtesy of NISSAN MOTOR CO., U.S.A.
  2. CHECK DOOR SWITCH
    1. Turn ignition switch OFF.
    2. Disconnect door switch connector.
    3. Check door switch.
    CONTINUITY REFERENCE CHART

    Terminal Door switch Continuity
    Door switch
    2 Ground part of door switch Pushed No
    Released Yes

    OK or NG 

    OK: GO TO 3.

    NG: Replace malfunction door switch.

    Fig 2: Checking Continuity Between Door Switch Connector And Ground
    G05212615Courtesy of NISSAN MOTOR CO., U.S.A.
  3. CHECK DOOR SWITCH CIRCUIT
    1. Disconnect BCM connector.
    2. Check continuity between BCM connector and door switch connector.
      CONTINUITY REFERENCE CHART

      A B Continuity
      BCM connector Terminal Door switch connector Terminal
      M1 12 B424 2 Yes
      13 B403
      M3 62 B11
      63 B53
    3. Check continuity between BCM connector and ground.
    CONTINUITY REFERENCE CHART

    A Ground Continuity
    BCM connector Terminal
    M1 12 No
    13
    M3 62
    63

    OK or NG 

    OK: GO TO 4.

    NG: Repair or replace harness between BCM and door switch.

    Fig 3: Checking Continuity Between BCM And Door Switch Connector
    G05212208Courtesy of NISSAN MOTOR CO., U.S.A.
  4. CHECK BCM OUTPUT SIGNAL
    1. Connect BCM connector.
    2. Check voltage between BCM connector and ground.
    VOLTAGE REFERENCE CHART

    Terminals Voltage (V) (Approx.)
    (+) (-)
    BCM connector Terminal
    M1 12 Ground Battery voltage
    13
    M3 62
    63

    OK or NG 

    OK: Check the condition of harness and connector.

    NG: Replace BCM.

    Fig 4: Checking Voltage Between BCM Connector And Ground
    G05212206Courtesy of NISSAN MOTOR CO., U.S.A.
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