2008 Nissan-Datsun Sentra Base, Automatic CVTFACTORY OEM SERVICE PROCEDURE

Check Trunk Opener Request Switch Circuit (With Intelligent Key)

  1. CHECK TRUNK OPENER REQUEST SWITCH SIGNAL 

    With CONSULT-III 

    Check trunk opener request switch ("I-KEY TRNK") in "DATA MONITOR" mode with CONSULT-III.

    DATA MONITOR

    Test item Condition
    I-KEY TRNK trunk opener request switch is pushed: ON (momentarily)
    trunk opener request switch is released: OFF

    Without CONSULT-III 

    Check voltage between Intelligent Key unit connector M42 terminal 29 and ground.

    CONNECTOR TERMINAL VOLTAGE SPECIFICATION

    Terminals Door condition Voltage (V) (Approx.)
    (+) (-)
    Intelligent Key unit connector Terminal
    M42 29 Ground trunk opener request switch Pushed 0
    Released 5
    Fig 1: Checking Voltage Between Intelligent Key Unit Connector M42 Terminal 29 And Ground
    G04927744Courtesy of NISSAN MOTOR CO., U.S.A.

    OK or NG 

    OK: Trunk opener request switch is OK.

    NG: GO TO 2.

  2. CHECK TRUNK OPENER REQUEST SWITCH CIRCUIT 1 
    1. Turn ignition switch OFF.
    2. Disconnect Intelligent Key unit and trunk opener request switch connector.
    3. Check continuity between Intelligent Key unit connector M42 (A) terminal 29 and trunk opener request switch connector T5 (B) terminal 1.
      CONNECTOR TERMINAL CONTINUITY SPECIFICATION

      A B Continuity
      Intelligent Key unit connector Terminal Trunk opener request switch connector Terminal
      M42 29 T5 1 Yes
    4. Check continuity between Intelligent Key unit connector M42 (A) terminal 29 and ground.
      CONNECTOR TERMINAL CONTINUITY SPECIFICATION

      A Ground Continuity
      Intelligent Key unit connector Terminal
      M42 29 No
      Fig 2: Checking Continuity Between Intelligent Key Unit Connector M42 Terminal 29 And Ground
      G04927745Courtesy of NISSAN MOTOR CO., U.S.A.

    OK or NG 

    OK: GO TO 3.

    NG: Repair or replace harness.

  3. CHECK TRUNK OPENER REQUEST SWITCH 

    Check continuity between trunk opener request switch terminals 1 and 2.

    CONNECTOR TERMINAL CONTINUITY SPECIFICATION

    Terminal Trunk opener request switch condition Continuity
    Trunk opener request switch
    1 2 Pushed Yes
    Released No
    Fig 3: Checking Continuity Between Trunk Opener Request Switch Terminals 1 And 2
    G04927746Courtesy of NISSAN MOTOR CO., U.S.A.

    OK or NG 

    OK: GO TO 4.

    NG: Replace trunk opener request switch.

  4. CHECK TRUNK OPENER REQUEST SWITCH GROUND CIRCUIT 

    Check continuity between trunk opener request switch connector terminal 2 and ground.

    CONNECTOR TERMINAL CONTINUITY SPECIFICATION

    Trunk opener request switch connector Terminal Ground Continuity
    T5 2 Yes
    Fig 4: Checking Continuity Between Trunk Opener Request Switch Connector Terminal 2 And Ground
    G04927747Courtesy of NISSAN MOTOR CO., U.S.A.

    OK or NG 

    OK: GO TO 5.

    NG: Repair or replace harness.

  5. CHECK INTELLIGENT KEY UNIT OUTPUT SIGNAL 
    1. Connect Intelligent Key unit connector.
    2. Check voltage between Intelligent Key unit connector M42 terminal 29 and ground.
      CONNECTOR TERMINAL VOLTAGE SPECIFICATION

      Terminals Voltage (V) (Approx.)
      (+) (-)
      Intelligent Key unit connector Terminal
      M42 29 Ground 5
      Fig 5: Checking Voltage Between Intelligent Key Unit Connector M42 Terminal 29 And Ground
      G04927744Courtesy of NISSAN MOTOR CO., U.S.A.

    OK or NG 

    OK: Check the condition of harness and connector.

    NG: Replace Intelligent Key unit. Refer to "REMOVAL AND INSTALLATION OF INTELLIGENT KEY UNIT ".

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Stop DIY work and contact a certified mechanic immediately if any of the following apply:

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