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Home >> Infiniti >> 2012 >> G37 Base, 2D Convertible >> Repair and Diagnosis >> External Pages >> Different car >> Section 198 (Audio, Visual And Navigation System) >> BOSE Audio With Navigation >> DTC/Circuit Diagnosis >> Aux Image Signal Circuit >> Diagnosis Procedure
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Diagnosis Procedure

WARNING: This page is about a different car, the 2011 Nissan 370Z. However, it is still accessible from the selected car via links, so may be relevant.
  1. CHECK CONTINUITY AUX IMAGE SIGNAL CIRCUIT
    1. Turn ignition switch OFF.
    2. Disconnect auxiliary input jacks connector and AV control unit connector.
    3. Check continuity between auxiliary input jacks harness connector and AV control unit harness connector.
      CONTINUITY SPECIFICATION

      Auxiliary input jacks AV control unit Continuity
      Connector Terminal Connector Terminal
      M258 7 M85 26 Existed
    4. Check continuity between auxiliary input jacks harness connector and ground.
    CONTINUITY SPECIFICATION

    Auxiliary input jacks Ground Continuity
    Connector Terminal
    M258 7 Not existed

    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 AV control unit connector.
  2. Turn ignition switch ON.
  3. Check signal between auxiliary input jacks harness connector and ground.
TERMINALS REFERENCE

(+) (-) Condition Reference value
Auxiliary input jacks
Connector Terminal
M258 7 Ground At AUX image is displayed.
G04890020Courtesy of NISSAN MOTOR CO., U.S.A.

Is the inspection result normal? 

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

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