General information

WARNING: This page does not describe the selected car, but rather 16 other vehicles, including the 2009 Audi S4, 2009 Audi A4, 2008 Audi S4, 2008 Audi RS 4, and 2008 Audi A4. However, it is still accessible from the selected car via links, so may be relevant.

CAUTION: Before beginning repairs on the electrical system:

Where applicable, obtain anti-theft radio security code.
Switch off all electrical consumers.
Switch the ignition off and remove ignition key.
Disconnect negative ( - ) battery terminal.

On vehicles equipped with Audi Telematics by OnStar ^(R) , switch-off the emergency (back-up) battery for the Telematic/Telephone Control Module prior to disconnecting vehicle battery → 91 - COMMUNICATION
After reconnecting vehicle battery, re-code and check operation of anti-theft radio. Also check operation of clock and power windows according to Repair Information and/or Owners Manual.
After reconnecting vehicle battery on vehicles equipped with Audi Telematics by OnStar ^(R) , switch-on the emergency (back-up) battery for the Telematic/Telephone Control Module → 91 - COMMUNICATION

Special tools, testers and auxiliary items required

Fig 1: Wiring Harness Repair Kit V.A.S 1978

Courtesy of VOLKSWAGEN UNITED STATES, INC.

Wiring harness repair set VAS 1978

Fig 2: Opened Wiring Harness Repair Kit VAS 1978

Courtesy of VOLKSWAGEN UNITED STATES, INC.

NOTE:

Wiring harness and connector repairs on the vehicle electrical system are only to be performed using wiring harness repair set VAS 1978.
An instruction manual is included in the wiring harness repair set VAS 1978 , in which the procedure for repairs is described in detail.