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Home >> Infiniti >> 2009 >> G37 Base, 2D Convertible >> Repair and Diagnosis (Single Page) >> Accessories & Equipment >> Infotainment >> Audio, Visual & Navigation System (BOSE With Navigation) -- Convertible >> DTC/Circuit Diagnosis >> Camera Image Signal Circuit (Rear View Camera To Camera Control Unit) >> Diagnosis Procedure
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Diagnosis Procedure

  1. CHECK CONTINUITY CAMERA POWER SUPPLY CIRCUIT
    1. Turn ignition switch OFF.
    2. Disconnect camera control unit connector and rear view camera connector.
    3. Check continuity between camera control unit harness connector and rear view camera harness connector.
      CONNECTOR TERMINALS CONTINUITY REFERENCE CHART

      Camera control unit Rear view camera Continuity
      Connector Terminal Connector Terminal
      B241 8 B311 1 Existed
    4. Check continuity between camera control unit harness connector and ground.
      CONNECTOR TERMINALS CONTINUITY REFERENCE CHART

      Camera control unit Ground Continuity
      Connector Terminal
      B241 8 Not existed

      Is inspection result normal? 

      YES: GO TO 2.

      NO: Repair harness or connector.

  2. CHECK VOLTAGE CAMERA POWER SUPPLY
    1. Connect camera control unit connector and rear view camera connector.
    2. Turn ignition switch ON.
    3. Shift position is "R".
    4. Check voltage between camera control unit harness connector and ground.
      CONNECTOR TERMINALS VOLTAGE REFERENCE CHART

      (+) (-) Condition Voltage (Approx.)
      Camera control unit
      Connector Terminal
      B241 8 Ground Shift position is "R". 6.0 V

      Is inspection result normal? 

      YES: GO TO 3.

      NO: Replace camera control unit.

  3. CHECK CONTINUITY CAMERA IMAGE SIGNAL CIRCUIT
    1. Turn ignition switch OFF.
    2. Disconnect camera control unit connector and rear view camera connector.
    3. Check continuity between camera control unit harness connector and rear view camera harness connector.
      CONNECTOR TERMINALS CONTINUITY REFERENCE CHART

      Camera control unit Rear view camera Continuity
      Connector Terminal Connector Terminal
      B241 6 B311 3 Existed
    4. Check continuity between camera control unit harness connector and ground.
      CONNECTOR TERMINALS CONTINUITY REFERENCE CHART

      Camera control unit Ground Continuity
      Connector Terminal
      B241 6 Not existed

      Is inspection result normal? 

      YES: GO TO 4.

      NO: Repair harness or connector.

  4. CHECK CAMERA IMAGE SIGNAL
    1. Connect camera control unit connector and rear view camera connector.
    2. Turn ignition switch ON.
    3. Shift position is "R".
    4. Check signal between camera control unit harness connector and ground.
      CONNECTOR TERMINALS SIGNAL CHECK REFERENCE CHART

      (+) (-) Condition Reference value
      Camera control unit
      Connector Terminal
      B241 6 Ground At rear view camera image is displayed.
      G04890020Courtesy of NISSAN MOTOR CO., U.S.A.

      Is inspection result normal? 

      YES: Replace camera control unit.

      NO: Replace rear view camera.

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