LEMON Manuals: Even more car manuals for everyone: 1960-2025
Home >> Audi >> 2006 >> A4 Base, 2D Convertible >> Repair and Diagnosis >> External Pages >> Different variant/trim >> Section 16 (Communication) >> 91 - Communication >> Navigation system IV (BNS 4.0) >> Navigation System with CD Drive Control Module J401 , removing and installing
April 5, 2026: LEMON Manuals is launched! Read the announcement.

Navigation System with CD Drive Control Module J401 , removing and installing

WARNING: This page is about a different variant/trim than selected.

Special tools, testers and auxiliary items required 

Fig 1: Identifying Special Tools - Radio Removal Tool T10057
GW00004350Courtesy of VOLKSWAGEN UNITED STATES, INC.

Removing 

Fig 2: Identifying Navigation System With CD Drive Control Module J401 And Installation Frame
GW00021471Courtesy of VOLKSWAGEN UNITED STATES, INC.

Installing