See also:

Changing batteries
Batteries are required for the remote control and for the two sets of cordless headphones. Changing batteries. ...

Tips for driving with DISTRONIC PLUS
Important safety notes The following contains descriptions of certain road and traffic conditions in which you must be particularly attentive. In such situations, brake if necessary. DISTRONIC ...

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 me ...