See also:

Defrosting and defogging windows
Press the button. Ice and condensation are quickly removed from the windshield and the front side windows. For this purpose, also switch on the cooling function. ...

Opening
Press the switch to the resistance point. The window opens while the switch is held. Press the switch beyond the resistance point. The window opens automatically. Pressing again stop ...

The concept
The system is functional at speeds beginning at approx. 20 mph/30 km/h. It maintains the speed that was set using the control elements on the steering wheel. The system brakes on downhill gradie ...