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. ...

Malfunctions
Steering wheel vibration Frequent activation of the steering wheel vibration causes the system to overheat. This causes Active Blind Spot Detection to become deactivated. Let the system cool an ...

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