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 ...

Activating HDC
Press the button; the LED above the button lights up. ...

General information
Moving parts need to be broken in to adjust to each other. The following instructions will help achieve a long vehicle life and good economy. ...