Backrest Bolster Inflation Adjuster, Removing And Installing, Through 08/2012: Removing
WARNING: This page does not describe the selected car, but rather 9 other vehicles, including the 2018 Audi S6, 2018 Audi A6 Quattro, 2018 Audi A6, 2017 Audi S6, and 2017 Audi A6 Quattro. However, it is still accessible from the selected car via links, so may be relevant.
-- Remove the backrest cover with the backrest cushion. Refer to BACKREST COVER AND CUSHION, REMOVING AND INSTALLING, MULTI-CONTOUR SEAT THROUGH 08/2012 .
-- Remove bolt -1-, release lock -arrow-.
-- Disconnect the pneumatic lines -1 and 3- at the line connector -2-.