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:

    Message when the system was not reset
    A Check Control message is displayed. The system detected a wheel change but was not reset. Warnings regarding the current tire inflation pressure are not reliable. Check the tire inflation pre ...

    Switching on/off
    Press the button. ▷ On: the LED lights up. ▷ Off: the LED goes out. The state is stored for the remote control currently in use. ...

    Maximum cooling
    Press the button. The system is set to the lowest temperature, maximum air volume and recirculatedair mode. Air flows out of the vents for the upper body region. Open them for this purpose. ...