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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 CHART

    Terminals Keyfob condition Signal (Reference value)
    (+) (-)
    Remote keyless entry receiver connector Terminal
    M89 2 Ground No function
    G04876579Courtesy of NISSAN MOTOR CO., U.S.A.
    Any button is pressed
    G04876582Courtesy of NISSAN MOTOR CO., U.S.A.
    Fig 1: Checking Signal Between Remote Keyless Entry Receiver Connector And Ground
    G06308985Courtesy 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 CHART

    Terminals Signal (Reference value)
    (+) (-)
    Remote keyless entry receiver connector Terminal
    M89 4 Ground
    G04876581Courtesy of NISSAN MOTOR CO., U.S.A.
    Fig 2: Checking Signal Between Remote Keyless Entry Receiver Connector And Ground
    G05212266Courtesy 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 REFERENCE CHART

      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.
    Fig 3: Checking Continuity Between Intelligent Key Unit And Remote Keyless Entry Receiver Connector
    G05212267Courtesy of NISSAN MOTOR CO., U.S.A.
    CONTINUITY REFERENCE CHART

    A Ground Continuity
    Intelligent Key unit connector Terminal
    M32 7 No

    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 REFERENCE CHART

    Remote keyless entry receiver connector Terminal Ground Continuity
    M89 1 Yes
    Fig 4: Checking Continuity Between Remote Keyless Entry Receiver Connector And Ground
    G05212268Courtesy 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 REFERENCE CHART

    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 Continuity Between Intelligent Key Unit And Remote Keyless Entry Receiver Connector
    G05212269Courtesy 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 REFERENCE CHART

      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.
    Fig 6: Checking Continuity Between Intelligent Key Unit And Remote Keyless Entry Receiver Connector
    G05212270Courtesy of NISSAN MOTOR CO., U.S.A.
    CONTINUITY REFERENCE CHART

    A Ground Continuity
    Intelligent Key unit connector Terminal
    M32 5 No

    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 REFERENCE CHART

    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
    G05212185Courtesy of NISSAN MOTOR CO., U.S.A.
    Fig 7: Checking Voltage Between Intelligent Key Unit Connector And Ground
    G06308995Courtesy 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 REFERENCE CHART

      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.
    Fig 8: Checking Continuity Between Intelligent Key Unit And Remote Keyless Entry Receiver Connector
    G05212273Courtesy of NISSAN MOTOR CO., U.S.A.
    CONTINUITY REFERENCE CHART

    A Ground Continuity
    Intelligent Key unit connector Terminal
    M32 4 No

    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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