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Home >> Infiniti >> 2009 >> G37 Base, 2D Convertible >> Repair and Diagnosis (Single Page) >> Accessories & Equipment >> Infotainment >> Audio, Visual & Navigation System (Base Without Navigation) -- Convertible >> DTC/Circuit Diagnosis >> Camera Image Signal Circuit (Camera Control Unit To Av Control Unit) >> Diagnosis Procedure
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Diagnosis Procedure

  1. CHECK CONTINUITY CAMERA IMAGE SIGNAL CIRCUIT
    1. Turn ignition switch OFF.
    2. Disconnect camera control unit connector and AV control unit connector.
    3. Check continuity between camera control unit harness connector and AV control unit harness connector.
      CONTINUITY SPECIFICATION

      Camera control unit AV control unit Continuity
      Connector Terminal Connector Terminal
      B241 12 M84 65 Existed
      11 64
    4. Check continuity between camera control unit harness connector and ground.
      CONTINUITY SPECIFICATION

      Camera control unit Ground Continuity
      Connector Terminal
      B241 12 Not existed

      Is the inspection result normal? 

      YES: GO TO 2.

      NO: Repair harness or connector.

  2. CHECK CAMERA IMAGE SIGNAL
    1. Connect camera control unit connector and AV control unit connector.
    2. Turn ignition switch ON.
    3. Check signal between camera control unit harness connector and ground using an oscilloscope.
      SIGNAL SPECIFICATION

      (+) (-) Condition Signal
      Camera control unit
      Connector Terminal
      B241 12 Ground Shift the selector lever to "R" position.
      G04890020Courtesy of NISSAN MOTOR CO., U.S.A.

      Is the inspection result normal? 

      YES: Replace AV control unit.

      NO: Replace camera control unit.

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