See also:

Servicing the brakes
If the red brake warning lamp lights up in the instrument cluster and you hear a warning tone while the engine is running, the brake fluid level may be too low. Observe additional warning messa ...

Installing the ball coupling
WARNING If the vehicle/trailer combination is not secured, the trailer may come loose. As a result, you could cause an accident. Observe the ball coupling manufacturer's installation inst ...

General notes
The Active Driving Assistance package is only available on vehicles without HYBRID. The Active Driving Assistance package consists of DISTRONIC PLUS, Active Blind Spot Assist and Active Lane K ...