System limits

Sudden serious tire damage caused by Sudden tire damage
Sudden serious tire damage caused by external influences cannot be indicated in advance.◀

A natural, even pressure loss in all four tires cannot be detected. Therefore, check the tire inflation pressure regularly.

The system could be delayed or malfunction in the following situations:

▷ When the system has not been initialized.
▷ When driving on a snowy or slippery road surface.
▷ Sporty driving style: slip in the drive wheels, high lateral acceleration.
▷ When driving with snow chains.

When driving with a compact wheel, the Flat Tire Monitor is unable to function.

    See also:

    Calling up settings
    Do not retrieve the memory while driving Do not retrieve the memory setting while driving, as an unexpected movement of the seat or steering wheel could result in an accident. Comfort functio ...

    Switching off automatically
    The system switches off and the LED goes out: ▷ After approx. 165 ft/50 m when driving forward. ▷ After approx. 22 mph/35 km/h when driving forward. Switch on the system again if nece ...

    Tire size
    Example: 255/55 R 19 107 V 255: nominal width in mm 55: aspect ratio in % R: radial tire code 19: rim diameter in inches 107: load rating, not for ZR tires V: speed rating, before the R on ZR ti ...