See also:

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 ...

General driving notes
Close the trunk lid Only drive with the trunk closed. Failure to do so may endanger passengers or other road users or may damage the vehicle in the event of an accident or a braking and evasive ma ...

Automatic deactivation during forward travel
The system switches off when a certain driving distance or speed is exceeded. Switch the system back on if necessary. ...