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Home >> Infiniti >> 2010 >> FX35 AWD >> Repair and Diagnosis (Single Page) >> Accessories & Equipment >> Entertainment Systems >> Audio, Visual, Navigation System (With Navigation - Twin Monitor) >> Component Diagnosis >> Vertical Synchronizing Signal Circuit (Rear Display Unit To Video Distributor) >> Diagnosis Procedure
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Diagnosis Procedure

  1. CHECK CONTINUITY VERTICAL SYNCHRONIZING (VP) SIGNAL CIRCUIT 
    1. Turn ignition switch OFF.
    2. Disconnect rear display unit connector and video distributor connector.
    3. Check continuity between rear display unit harness connector and video distributor harness connector.
      TERMINAL CONTINUITY REFERENCE TABLE

      Rear display unit Video distributor Continuity
      Connector Terminal Connector Terminal
      B26 17 M97 29 Existed
    4. Check continuity between rear display unit harness connector and ground.
      TERMINAL CONTINUITY REFERENCE TABLE

      Rear display unit Ground Continuity
      Connector Terminal
      B26 17 Not existed

      Is the inspection result normal? 

      YES: GO TO  2.

      NO: Repair harness or connector.

  2. CHECK VERTICAL SYNCHRONIZING (VP) SIGNAL 
    1. Connect rear display unit connector and video distributor connector.
    2. Turn ignition switch ON.
    3. Check signal between rear display unit harness connector and ground using an oscilloscope.
      TERMINAL CONNECTOR REFERENCE TABLE

      (+) (-) Condition Reference value
      Rear display unit
      Connector Terminal
      B26 17 Ground -
      G04923331Courtesy of NISSAN MOTOR CO., U.S.A.

      Is the inspection result normal? 

      YES: Replace video distributor.

      NO: Replace rear display unit.

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