See also:

Warning stages
Prewarning This warning is issued, for example, when there is the impending danger of a collision or the distance to the vehicle ahead is too small. Acute warning with braking function Warning ...

Adjusting the volume
Turn the knob until the desired volume is selected. The setting is stored for the remote control currently in use. The vehicle automatically adjusts the volume of the microphone on the telephone ...

Maintaining/storing the speed
Press the button*. When the system is switched on, the current speed is maintained and stored as the desired speed. It is displayed in the speedometer and briefly displayed in the instrument ...