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:

    Interrupting the system
    Interrupting the system Press the lever up or down and additionally depress the brake if the vehicle is stationary. The mark in the speedometer changes color and the distance indicator goes o ...

    Adjusting the volume
    Adjusting the volume Turn the knob during an announcement. ▷ The volume remains constant even if the volume of other audio sources is changed. ▷ The volume is stored for the remote ...

    After the ignition is switched off
    The roof can still be operated for approx. 1 minute, as long as no door has been opened. ...