Tiptronic Downshift Button On Steering Wheel -E439- /Tiptronic Upshift Button On Steering Wheel -E438-, REMOVING AND INSTALLING: Notes
NOTE:
Removing and installing the Tiptronic Downshift Button on Steering Wheel -E439- / Tiptronic Upshift Button on Steering Wheel -E438- is the same for all variants.
-- Turn off the ignition and all electrical equipment and remove the ignition key.