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Home >> Infiniti >> 2009 >> G37 Base, 2D Convertible >> Repair and Diagnosis >> Accessories & Equipment >> Infotainment >> Audio, Visual & Navigation System (BOSE With Navigation) -- Convertible >> DTC/Circuit Diagnosis >> Aux Image Signal Circuit >> Diagnosis Procedure
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Diagnosis Procedure

  1. CHECK CONTINUITY AUX IMAGE SIGNAL CIRCUIT
    1. Turn ignition switch OFF.
    2. Disconnect auxiliary input jacks connector and display unit connector.
    3. Check continuity between auxiliary input jacks harness connector and display unit harness connector.
      CONNECTOR TERMINALS CONTINUITY REFERENCE CHART

      Auxiliary input jacks Display unit Continuity
      Connector Terminal Connector Terminal
      M154(1) 7 M75 15 Existed
      M362(2)
      (1) A/T models
      (2) M/T models
    4. Check continuity between auxiliary input jacks harness connector and ground.
      CONNECTOR TERMINALS CONTINUITY REFERENCE CHART

      Auxiliary input jacks Ground Continuity
      Connector Terminal
      M154(1) 7 Not existed
      M362(2)
      (1) A/T models
      (2) M/T models

      Is the inspection result normal? 

      YES: GO TO 2.

      NO: Repair harness or connector.

  2. CHECK AUX IMAGE SIGNAL
    1. Connect auxiliary input jacks connector and display unit connector.
    2. Turn ignition switch ON.
    3. Check signal between auxiliary input jacks harness connector and ground.
      CONNECTOR TERMINALS SIGNAL CHECK REFERENCE CHART

      (+) (-) Condition Reference value
      Auxiliary input jacks
      Connector Terminal
      M154(1) 7 Ground At AUX image is displayed.
      G04890020Courtesy of NISSAN MOTOR CO., U.S.A.
      M362(2)
      (1) A/T models
      (2) M/T models

      Is the inspection result normal? 

      YES: Replace display unit.

      NO: Check that there is no malfunction in the external device.