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Home >> Infiniti >> 2006 >> M35 Base >> Repair and Diagnosis >> External Pages >> Different car >> Section 13 (Body, Lock & Security System) >> Automatic Back Door System >> Power Liftgate Switch System Inspection >> Glass Hatch Ajar Switch Check
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Glass Hatch Ajar Switch Check

WARNING: This page is about a different car, the 2006 Infiniti QX56. However, it is still accessible from the selected car via links, so may be relevant.
  1. CHECK GLASS HATCH AJAR SWITCH INPUT SIGNAL 

    With CONSULT-II

    Check glass hatch ajar switch ("TRNK OPN MNTR") in DATA MONITOR mode with CONSULT-II. Refer to "DATA MONITOR ".

    • When glass hatch is open:

      TRNK OPN MNTR : ON 

    • When glass hatch is closed:

      TRNK OPN MNTR : OFF 

      Fig 1: Identifying Scan Tool Display - Data Monitor
      G04135096Courtesy of NISSAN MOTOR CO., U.S.A.

    Without CONSULT-II

    Check voltage between BCM connector M19 terminal 42 and ground.

    TERMINALS VOLTAGE CHART

    Connector Item Terminals Condition Voltage (V) (Approx.)
    (+) (-)
    M19 BCM 42 Ground Open then Closed 0 then Battery voltage
    Fig 2: Identifying Voltage Between BCM Connector M19 Terminal 42 And Ground
    G04135097Courtesy of NISSAN MOTOR CO., U.S.A.

    OK or NG 

    • OK : System is OK.
    • NG : GO TO 2.
  2. CHECK GLASS HATCH AJAR SWITCH CIRCUIT 
    1. Turn ignition switch OFF.
    2. Disconnect glass hatch ajar switch, BCM and back door control unit.
    3. Check continuity between glass hatch ajar switch connector D707 terminal + and BCM connector M19 terminal 42.

      + - 42 : Continuity should exist 

    4. Check continuity between glass hatch ajar switch connector D707 terminal + and back door control unit connector B55 terminal 17.

      + - 17 : Continuity should exist 

    5. Check continuity between glass hatch ajar switch connector D707 terminal + and ground.

      + - Ground : Continuity should not exist 

      Fig 3: Identifying Continuity Between Glass Hatch Ajar Switch Connector D707 Terminals And BCM Connector M19 Terminal 42
      G04135098Courtesy of NISSAN MOTOR CO., U.S.A.

    OK or NG 

    • OK : GO TO 3.
    • NG : Repair or replace harness.
  3. CHECK GLASS HATCH AJAR SWITCH 
    1. Disconnect glass hatch ajar switch connector.
    2. Check continuity between glass hatch ajar switch connector terminal and ground.
      TERMINALS CONTINUITY CHART

        Terminals Condition Continuity
      Glass hatch ajar switch + - Ground Open Yes
      Closed No
      Fig 4: Identifying Continuity Between Glass Hatch Ajar Switch Connector Terminal And Ground
      G04135099Courtesy of NISSAN MOTOR CO., U.S.A.

    OK or NG 

    • OK : Check glass hatch ajar switch case ground condition.
    • NG : Replace glass hatch ajar switch, or repair or replace harness.
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