See also:

Malfunction
In the event of a failure or malfunction of the parking brake, secure the vehicle against rolling using a wheel chock, for example, when leaving it. ...

Displays in the instrument cluster
Indicator lamp Depending on how the vehicle is equipped, the indicator lamp in the instrument cluster indicates whether the system is switched on. Desired speed ▷ The marking light ...

Calling up the desired speed and distance
While driving Press the button with the system switched on. In the following cases, the stored speed value is deleted and cannot be called up again: When the system is switched off. When ...