See also:

Automatic deactivation during forward travel
The system switches off when a certain driving distance or speed is exceeded. Switch the system back on if necessary. ...

Software update
The vehicle supports various external devices, depending on the software it is currently using. A software update can enable the vehicle to support new mobile phones or new external devices, for e ...

Adjusting volume
Turn knob 1next to the CD/DVD player until the desired volume is obtained. You can also adjust the volume with buttons on the steering wheel. ...