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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 COMPOSITE IMAGE SIGNAL CIRCUIT
    1. Turn ignition switch OFF.
    2. Disconnect AV control unit connector and display unit connector.
    3. Check continuity between AV control unit harness connector and display unit harness connector.
      CONTINUITY REFERENCE CHART

      AV control unit Display unit Continuity
      Connector Terminal Connector Terminal
      M180 68 M195 18 Existed
    4. Check continuity between AV control unit harness connector and ground.
      CONTINUITY REFERENCE CHART

      AV control unit Ground Continuity
      Connector Terminal
      M180 68 Not existed

      Is the inspection result normal? 

      YES: GO TO 2.

      NO: Repair harness or connector.

  2. CHECK COMPOSITE IMAGE SIGNAL
    1. Connect AV control unit connector and display unit connector.
    2. Turn ignition switch ON.
    3. Check signal between AV control unit harness connector and ground.
      SIGNAL REFERENCE CHART

      (+) (-) Condition Reference value
      AV control unit
      Connector Terminal
      M180 68 Ground At DVD image is displayed.
      G04890020

      Is the inspection result normal? 

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

      NO: Replace AV control unit. Refer to "EXPLODED VIEW ".