DOT Quality Grades

Treadwear
Traction AA A B C
Temperature A B C

All passenger car tires must conform to Conform to Federal Safety Requirements
All passenger car tires must conform to Federal Safety Requirements in addition to these grades.◀

    See also:

    Traffic bulletins on the map
    "Traffic conditions/gray map" Active: indication on the control display is switched to shades of gray. This enables a better view of the traffic bulletins. Day/night mode is not taken ...

    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 ...

    Interior motion sensor
    The windows and glass sunroof must be closed for the system to function properly. ...