See also:

The concept
The tire inflation pressure is measured in the four mounted tires. The system notifies you if there is a significant loss of pressure in one or more tires. ...

Switching off automatically
The system switches off and the LED goes out: After approx. 33 ft/10 m when driving forward. Above approx. 9 mph/15 km/h when driving forward. Switch on the system again if necessary. ...

Destination guidance with traffic bulletins
Semi-dynamic destination guidance When traffic bulletin reception is switched on, semi-dynamic destination guidance is active. The destination guidance system takes the available traffic informa ...