Multi-function steering wheel with roller buttons

WARNING: This page does not describe the selected car, but rather 15 other vehicles, including the 2008 Audi S4, 2008 Audi RS 4, 2008 Audi A4, 2007 Audi S4, and 2007 Audi RS 4. However, it is still accessible from the selected car via links, so may be relevant.

Removing

In vehicles with Telematics, activate Telephone/Telematics Control Module J526 → Service mode, activating/deactivating service mode.
Disconnect battery ground wire → - 27 BATTERY, STARTER, GENERATOR, CRUISE CONTROL .
Follow safety precautions for airbag systems → - 69 - PASSENGER PROTECTION - AIRBAGS, SEAT BELTS .
Remove drivers airbag → - 69 - PASSENGER PROTECTION - AIRBAGS, SEAT BELTS .

Fig 1: Identifying Harness Connector And Slide Button

Courtesy of VOLKSWAGEN UNITED STATES, INC.

Disconnect harness connector - 1 - at button - 2 -.
Slide button - 2 - out of steering wheel in direction of arrow.
Turn the button around.

Fig 2: Identifying Harness Connector And Tiptronic Switch At Multi-Function Button

Courtesy of VOLKSWAGEN UNITED STATES, INC.

Disconnect harness connector - 2 - to Tiptronic switch at multi-function button - 1 - and remove it.

Installing

Install in reverse order.

Removing and installing the left multi-function button is identical.