See also:

TeleService Battery Guard
TeleService Battery Guard continually checks the battery charge level of the vehicle. If the battery charge level falls below a certain value, a notification is automatically sent to your service ...

Initialization after a power failure
After a power failure, it is only possible to raise the roof, if necessary. Have the system initialized by your service center. ...

Sound output
Switching on/off When the ignition is switched off: press ON/OFF button on the radio. Muting When the ignition is switched on or the engine is running: press the ON/OFF button on the radio. ...