See also:

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 ...

Switching on automatically
With the engine running or the ignition switched on, shift the selector lever into position R. ...

Running a function
Press the button. The function will run immediately. This means, for example, that the number is dialed when a phone number is selected. ...