See also:

Microfilter/activated-charcoal filter
The microfilter traps dust and pollen in the incoming air. The activated-charcoal filter removes gaseous pollutants from the outside air that enters the vehicle. The service center replaces th ...

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 ...

Close the windows and glasssunroof
Driving with the glass sunroof and windows open results in increased air resistance and raises fuel consumption. ...