See also:

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

FTM Flat Tire Monitor
The concept The system does not measure the actual inflation pressure in the tires. It detects a pressure loss in a tire by comparing the rotational speeds of the individual wheels while moving ...

System limits
Check the traffic situation as well Check the traffic situation around the vehicle with your own eyes. Otherwise, an accident could result from road users or objects located outside the pictu ...