Infotainment Module J794, Replacement Procedure (GROUP 91, NO. 11-21)

Publication date: 2011-08-03
Reference number: GROUP 91, NO. 11-21
Supersedes refnos: 2025660, GROUP 91, NO. 11-02

INFOTAINMENT MODULE J794, REPLACEMENT PROCEDURE

TECHNICAL SERVICE BULLETIN

Reference Number(s): GROUP 91, NO. 11-21 (2025660), Date of Issue: August 3, 2011

VOLKSWAGEN:	Touareg 2011-2012
GROUP:	91 - Radio, Telephone, Board Computer, Multi-Function Indicator (MFI)

Superceded Bulletin(s): GROUP 91, NO. 11-02, Date of Issue: February 24, 2011

APPLICABLE MODELS AND YEARS

Model(s)	Year	Eng. Code	Trans. Code	VIN Range From	VIN Range To
Touareg	2011 - 2012	All	All	All	All

CONDITION

91 11 21 August 3, 2011 2025660 Supersedes T.B. V911102 dated February 24, 2011 to add 2012 Touareg.

TECHNICAL BACKGROUND

To provide a complete overview when replacing the Infotainment Module (J794).

PRODUCTION SOLUTION

Not Applicable

SERVICE

PROCEDURE

Tip: VAS Tester must have an internet connection to complete the procedure.

NOTE: Prior to launching VAS-PC application and starting control module replacement process, confirm tester screen saver and power settings in accordance with Special Tools and Equipment - Service Information Circular # VSE-08-18. Failure to do so may result in the tester entering power save mode during data transfer, and subsequent control module failure.

When using a VAS 6150(A), 5051B or 5052A tester in conjunction with a VAS 5054A wireless transmitter head for a flash procedure, please connect a USB cable between the transmitter head and the tester. Failure to do so may lead to errors during the flash procedure.

Connect Midtronics/InCharge 940 (INC-940) Tester/Charger to vehicles battery.
Code the Infotainment module using test plan shown.
Remove component protection using test plan shown.
The 5F Infotainment module needs to have parameters written. This will remove DTC 03175. Use test plan shown.
DTC 03276 "Checking software version management" will need to be addressed. See Instance 2025606 for procedure to remove this fault using the test plan.

WARRANTY

Information Only.

REQUIRED PARTS AND TOOLS

No Special Parts required.

TOOL INFORMATION

Tool Description	Tool No:
Midtronics Battery Tester/Charger	InCharge 940 (INC 940)
VAS Diagnostic Tool	VAS 5051B, 5052A, 6150(A) (Base CD V19.00 and Brand DVD V19.11.01 or higher)

ADDITIONAL INFORMATION

All part and service references provided in this Technical Bulletin are subject to change and/or removal. Always check with your Parts Dept. and Repair Manuals for the latest information.