See also:

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

Parked-car ventilation
The concept The parked-car ventilation ventilates the vehicle interior and lowers its temperature, if necessary. The system can be switched on and off directly or by using two preset switch-on ...

Remote control
Each remote control contains a rechargeable battery that is automatically recharged when it is in the ignition lock while the car is being driven. Use each remote control at least twice a year f ...