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:

    Fuses
    Replacing fuses Never attempt to repair a blown fuse and do not replace a defective fuse with a substitute of another color or amperage rating; this could lead to a circuit overload, ultimate ...

    COMFORT
    For a balanced tuning with maximum driving stabilization. Activating COMFORT Press the button repeatedly until the program display in the tachometer goes out. In certain situations, the syst ...

    Supplementary text messages
    Addition information, such as on the cause of a fault or the required action, can be called up via Check Control. In urgent cases, this information will be shown as soon as the corresponding la ...