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Home >> Infiniti >> 2011 >> G37 Base, 2D Coupe >> Repair and Diagnosis >> External Pages >> Different variant/trim >> Section 51 (Audio System, Visual System & Navigation System (BOSE Audio With Navigation) -- G37 Convertible) >> DTC/Circuit Diagnosis >> DTC U121D: Av Control Unit >> Diagnosis Procedure
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Diagnosis Procedure

WARNING: This page is about a different variant/trim than selected.
  1. CHECK PLAYBACK OF A DISK (CD)

    Can a disk (CD) be played? 

    YES: Malfunction may be detected transitory.

    NO: Replace AV control unit. Refer to "EXPLODED VIEW ".

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