See also:

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 ...

Tilting the glass sunroof
Press the switch. The closed sunroof is tilted and the sliding visor opens slightly. Do not use force to close the sliding visor Do not use force to close the sliding visor with the glass s ...

Lumbar support
The curvature of the seat backrest can be adjusted in such a way that it supports the lumbar region of the spine. The lower back and the spine are supported for upright posture. ► Press the ...