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Home >> Infiniti >> 2012 >> FX35 AWD >> Repair and Diagnosis (Single Page) >> Accessories & Equipment >> Entertainment Systems >> Audio, Visual & Navigation System (Without Navigation) >> DTC/Circuit Diagnosis >> Horizontal Synchronizing (Hp) Signal Circuit >> Diagnosis Procedure

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.
      Front display unit AV control unit Continuity
      Connector Terminal Connector Terminal
      M194 8 M202 38 Existed
    4. Check continuity between front display unit harness connector and ground.
    Front display unit Ground Continuity
    Connector Terminal
    M194 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.
    (+) (-) Reference value
    Front display unit
    Connector Terminal
    M194 8 Ground
    G04923333Courtesy of NISSAN NORTH AMERICA, INC.

    Is the inspection result normal? 

    YES: Replace AV control unit. Refer to "EXPLODED VIEW ".

    NO: Replace front display unit. Refer to "EXPLODED VIEW ".

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