See also:

DTMF suffix dialing
DTMF suffix dialing can be used for gaining access to network services or for controlling devices, e.g., to make a remote inquiry of an answering machine. The DTMF code is needed for this purp ...

What to do if...
▷ The current transmission position cannot be displayed? The vehicle is located in an unrecognized region, is in a poor reception area, or the system is currently determining the position ...

The concept
The parked-car ventilation blows air into the passenger compartment to lower interior temperatures. The system can be switched on and off at any external temperature, either directly or by using ...