See also:

Malfunction
A message is displayed. Adaptive light control is malfunctioning or has failed. Have the system checked as soon as possible. ...

Switch off the engine during longer stops
Switch off the engine during longer stops, e.g., at traffic lights, railroad crossings or in traffic congestion. Fuel savings are achieved after the vehicle is switched off for only approx. 4 s ...

Supplementary text messages
Addition information, such as on the cause of a fault or the required action, can be called up via Check Control. The supplementary text of urgent messages is displayed on the Control Display a ...