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Diagnosis Procedure

  1. CHECK CONTINUITY RGB AREA (YS) SIGNAL CIRCUIT
    1. Turn ignition switch OFF.
    2. Disconnect display unit connector and AV control unit connector.
    3. Check continuity between display unit harness connector and AV control unit harness connector.
      CONTINUITY REFERENCE CHART

      Display unit AV control unit Continuity
      Connector Terminal Connector Terminal
      M75 9 M88 67 Existed
    4. Check continuity between display unit harness connector and ground.
      CONTINUITY REFERENCE CHART

      Display unit Ground Continuity
      Connector Terminal
      M75 9 Not existed

      Is inspection result normal? 

      YES: GO TO 2.

      NO: Repair harness or connector.

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

      (+) (-) Condition Reference value (Approx.)
      Display unit
      Connector Terminal
      M75 9 Ground At RGB image displayed 5.0 V
      At AUX image displayed
      G05219862Courtesy of NISSAN MOTOR CO., U.S.A.

      Is inspection result normal? 

      YES: Replace display unit.

      NO: Replace AV control unit.

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