See also:

Showing the distance display
This function is only available with DISTRONIC PLUS. – Press the or button on the steering wheel to select the DriveAssist menu. – Press the or button to select Distance Display. – Pr ...

Setting a speed
WARNING   Keep in mind that it may take a brief moment until the vehicle has made the necessary adjustments. Increase or decrease the set vehicle speed to a value that the prevailing ro ...

General notes
Cruise control maintains a constant road speed for you. It brakes automatically in order to avoid exceeding the set speed. On long and steep downhill gradients, especially if the vehicle is la ...