See also:

Roller sunblinds for rear side windows
Pull out the roller sunblind at the loop and hook it onto the bracket. Do not open the window while the roller sunblind is raised. Do not open the window while the roller sunblind is raised; ...

The concept
The automatic engine start-stop function helps save fuel. The system switches off the engine during a stop, e. g., in a traffic congestion or at traffic lights. The ignition remains switched on. ...

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