See also:

Windshield washer nozzles
The washer jets are automatically heated whenever the ignition is switched on. ...

Closing
1. Fit the fuel cap and turn it clockwise until you clearly hear a click. 2. Close the fuel filler flap. Do not pinch the retaining strap Do not pinch the retaining strap attached to the cap; ...

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. ...