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Check Remote Keyless Entry Receiver

  1. CHECK REMOTE KEYLESS ENTRY RECEIVER OUTPUT SIGNAL 
    1. Turn ignition switch OFF.
    2. Check signal between remote keyless entry receiver connector and ground with oscilloscope.
      SIGNAL REFERENCE VALUE

      Terminals Keyfob condition Signal (Reference value)
      (+) (-)
      Remote keyless entry receiver connector Terminal
      M89 2 Ground No function
      G04145259
      Any button is pressed
      G04076969
    Fig 1: Checking Signal Between Remote Keyless Entry Receiver Connector And Ground
    G04145261Courtesy of NISSAN MOTOR CO., U.S.A.

    OK or NG 

    OK: Remote keyless entry receiver is OK.

    NG: GO TO 2.

  2. CHECK REMOTE KEYLESS ENTRY RECEIVER POWER SUPPLY 
    1. Disconnect remote keyless entry receiver connector.
    2. Check signal between remote keyless entry receiver connector and ground with oscilloscope.
      SIGNAL REFERENCE VALUE

      Terminals Signal (Reference value)
      (+) (-)
      Remote keyless entry receiver connector Terminal
      M89 4 Ground
      G04145262
    Fig 2: Checking Signal Between Remote Keyless Entry Receiver Connector And Ground
    G04145263Courtesy of NISSAN MOTOR CO., U.S.A.

    OK or NG 

    OK: GO TO  4.

    NG: GO TO 3.

  3. CHECK HARNESS CONTINUITY 1 
    1. Disconnect Intelligent Key unit connector.
    2. Check continuity between Intelligent Key unit connector and remote keyless entry receiver connector.
      CONTINUITY CONDITIONS

      A B Continuity
      Intelligent Key unit connector Terminal Remote keyless entry receiver connector Terminal
      M32 7 M89 4 Yes
    3. Check continuity between Intelligent Key unit connector and ground.
      CONTINUITY CONDITIONS

      A Ground Continuity
      Intelligent Key unit connector Terminal
      M32 7 No
    Fig 3: Checking Harness Continuity 1
    G04145264Courtesy of NISSAN MOTOR CO., U.S.A.

    OK or NG 

    OK: Check the condition of harness and connector.

    NG: Repair or replace harness between Intelligent Key unit and remote keyless entry receiver.

  4. CHECK REMOTE KEYLESS ENTRY RECEIVER GROUND CIRCUIT 

    Check continuity between remote keyless entry receiver connector and ground.

    CONTINUITY CONDITIONS

    Remote keyless entry receiver connector Terminal Ground Continuity
    M89 1 Yes
    Fig 4: Checking Continuity Between Remote Keyless Entry Receiver Connector And Ground
    G04145265Courtesy of NISSAN MOTOR CO., U.S.A.

    OK or NG 

    OK: GO TO  6.

    NG: GO TO 5.

  5. CHECK HARNESS CONTINUITY 2 

    Check continuity between Intelligent Key unit connector and remote keyless entry receiver connector.

    CONTINUITY CONDITIONS

    A B Continuity
    Intelligent Key unit connector Terminal Remote keyless entry receiver connector Terminal
    M32 6 M89 1 Yes

    OK or NG 

    OK: Check the condition of harness and connector.

    NG: Repair or replace harness between Intelligent Key unit and remote keyless entry.

    Fig 5: Checking Harness Continuity 2
    G04145266Courtesy of NISSAN MOTOR CO., U.S.A.
  6. CHECK HARNESS CONTINUITY 3 
    1. Check continuity between Intelligent Key unit connector and remote keyless entry receiver connector.
      CONTINUITY CONDITIONS

      A B Continuity
      Intelligent Key unit connector Terminal Remote keyless entry receiver connector Terminal
      M32 5 M89 2 Yes
    2. Check continuity between Intelligent Key unit connector and ground.
      CONTINUITY CONDITIONS

      A Ground Continuity
      Intelligent Key unit connector Terminal
      M32 5 No
    Fig 6: Checking Harness Continuity 3
    G04145267Courtesy of NISSAN MOTOR CO., U.S.A.

    OK or NG 

    OK: GO TO 7.

    NG: Repair or replace harness between Intelligent Key unit and remote keyless entry.

  7. INTELLIGENT KEY UNIT OUTPUT SIGNAL 
    1. Connect Intelligent Key unit and remote keyless entry receiver connector.
    2. Check voltage between Intelligent Key unit connector and ground.
      VOLTAGE SPECIFICATIONS

      Terminals Condition Voltage (V) (Approx.)
      (+) (-)
      Intelligent Key unit connector Terminal
      M32 4 Ground When Intelligent Key is in vehicle, press push-button ignition switch 0
      Other than above
      G04145268
    Fig 7: Checking Voltage Between Intelligent Key Unit Connector And Ground
    G04145269Courtesy of NISSAN MOTOR CO., U.S.A.

    OK or NG 

    OK: Check the condition of harness and connector.

    NG: GO TO 8.

  8. CHECK HARNESS CONTINUITY 4 
    1. Disconnect Intelligent Key unit and remote keyless entry receiver connector.
    2. Check continuity between Intelligent Key unit connector and remote keyless entry receiver connector.
      CONTINUITY CONDITIONS

      A B Continuity
      Intelligent Key unit connector Terminal Remote keyless entry receiver connector Terminal
      M32 4 M89 3 Yes
    3. Check continuity between Intelligent Key unit connector and ground.
      CONTINUITY CONDITIONS

      A Ground Continuity
      Intelligent Key unit connector Terminal
      M32 4 No
    Fig 8: Checking Harness Continuity 4
    G04145270Courtesy of NISSAN MOTOR CO., U.S.A.

    OK or NG 

    OK: Check the condition of harness and connector.

    NG: Repair or replace harness between Intelligent Key unit and remote keyless entry receiver.

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