See also:

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. ...

Cruise control
The conceptYou can use the cruise control feature beginning at approx. 20 mph/30 km/h. The car then stores and maintains the speed that you specify using the lever on the steering column. Do not ...

Saying commands
Activating voice activation system1.  Press the button on the steering wheel. 2.  Wait for the acoustic signal. 3.  Say the command.   This symbol on the Control Display and ...