See also:

Controls
Controls 1 Volume, on/off 2 Eject CD/DVD 3 CD/DVD drive 4 Change the entertainment source 5 Change station/track 6 Programmable memory buttons ...

Setting the language
Press the adjustment button for 12‑13 seconds. Briefly press the adjustment button again to switch between English "E" and German "O". The setting is automatically saved ...

Upholstery material care
Vacuum regularly with a vacuum cleaner. If they are very dirty, e.g., beverage stains, use a soft sponge or microfiber cloth with a suitable interior cleaner. Clean the upholstery down to the se ...