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Diagnosis Procedure

  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.
      AV control unit Display unit Continuity
      Connector Terminal Connector Terminal
      M202 47 M71 15 Existed
    4. Check continuity between AV control unit harness connector and ground.
      AV control unit Ground Continuity
      Connector Terminal
      M202 47 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.
      (+) (-) Condition Reference value
      AV control unit
      Connector Terminal
      M202 47 Ground At camera 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 ".

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