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Home >> Infiniti >> 2012 >> FX35 AWD >> Repair and Diagnosis >> External Pages >> Different car >> Section 49 (Audio, Visual, Navigation System (CROSSCABRIOLET)) >> BOSE Audio With Navigation >> DTC/Circuit Diagnosis >> Camera Image Signal Circuit >> Diagnosis Procedure
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Diagnosis Procedure

WARNING: This page is about a different car, the 2011 Nissan Murano. However, it is still accessible from the selected car via links, so may be relevant.
  1. CHECK CONTINUITY CAMERA POWER SUPPLY CIRCUIT
    1. Turn ignition switch OFF.
    2. Disconnect AV control unit connector and rear view camera connector.
    3. Check continuity between AV control unit harness connector and rear view camera harness connector.
      CONTINUITY REFERENCE CHART

      AV control unit Rear view camera Continuity
      Connector Terminal Connector Terminal
      M179 22 D192 1 Existed
    4. Check continuity between AV control unit harness connector and ground.
      CONTINUITY REFERENCE CHART

      AV control unit Ground Continuity
      Connector Terminal
      M179 22 Not existed

      Is inspection result normal? 

      YES: GO TO 2.

      NO: Repair harness or connector.

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

      Display unit Rear view camera Continuity
      Connector Terminal Connector Terminal
      M195 8 D192 3 Existed
    4. Check continuity between display unit harness connector and ground.
      CONTINUITY REFERENCE CHART

      Display unit Ground Continuity
      Connector Terminal
      M195 8 Not existed

      Is inspection result normal? 

      YES: GO TO 3.

      NO: Repair harness or connector.

  3. CHECK CAMERA IMAGE SIGNAL
    1. Connect display unit connector and rear view camera connector.
    2. Turn ignition switch ON.
    3. Check signal between display unit harness connector and ground.
      SIGNAL REFERENCE CHART

      (+) (-) Condition Reference value
      Display unit
      Connector Terminal
      M195 8 Ground At camera image is displayed.
      G04890020

      Is inspection result normal? 

      YES: Replace display unit. Refer to "EXPLODED VIEW ".

      NO: Replace rear view camera. Refer to "REMOVAL AND INSTALLATION ".