LEMON Manuals: Even more car manuals for everyone: 1960-2025
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 U1227: Av Control Unit >> Diagnosis Procedure
April 5, 2026: LEMON Manuals is launched! Read the announcement.

Diagnosis Procedure

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

    Can a disc (DVD) be played? 

    YES: Malfunction may be detected transitory.

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

scientia non olet · About LEMON Manuals