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Home >> Infiniti >> 2010 >> FX35 AWD >> Repair and Diagnosis (Single Page) >> Accessories & Equipment >> Infotainment >> Audio, Visual, Navigation System (Without Navigation) >> Component Diagnosis >> Horizontal Synchronizing (Hp) Signal Circuit >> Diagnosis Procedure
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Diagnosis Procedure

  1. CHECK CONTINUITY HORIZONTAL SYNCHRONIZING (HP) SIGNAL CIRCUIT 
    1. Turn ignition switch OFF.
    2. Disconnect front display unit connector and AV control unit connector.
    3. Check continuity between front display unit harness connector and AV control unit harness connector.
      CONTINUITY TABLE

      Front display unit AV control unit Continuity
      Connector Terminal Connector Terminal
      M71 8 M83 45 Existed
    4. Check continuity between front display unit harness connector and ground.
      CONTINUITY TABLE

      Front display unit Ground Continuity
      Connector Terminal
      M71 8 Not existed

      Is the inspection result normal? 

      YES: GO TO  2.

      NO: Repair harness or connector.

  2. CHECK HORIZONTAL SYNCHRONIZING (HP) SIGNAL 
    1. Connect front display unit connector and AV control unit connector.
    2. Turn ignition switch ON.
    3. Check signal between front display unit harness connector and ground.
      CONNECTOR TERMINAL REFERENCE VALUE TABLE

      (+) (-) Reference value
      Front display unit
      Connector Terminal
      M71 8 Ground
      G05976553Courtesy of NISSAN MOTOR CO., U.S.A.

      Is the inspection result normal? 

      YES: Replace AV control unit.

      NO: Replace front display unit.

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