See also:

Notes
Replacing fuses Never attempt to repair a blown fuse and do not replace a defective fuse with a substitute of another color or amperage rating; this could lead to a circuit overload, ultimatel ...

What to do if...
Only a black screen is visible. Switch on the system. There are no options available on the screen. Replace remote control batteries. Radio stations or TV channels are grayed out and c ...

Front
Active seat ventilation 1. Seat heating 2. Active seat ventilation Press button 1 or 2 once depending on the temperature or ventilation position. The LED in the respective button lights up. ...