Uniform Tire Quality Grading Standards

A uniform standard to grade the quality of tires with regards to tread quality, tire traction and temperature characteristics. Ratings are determined by tire manufacturers using U.S.

government testing procedures. The ratings are molded into the sidewall of the tire.

    See also:

    Activating/deactivating the residual heat function
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    Activating/deactivating
    •► To activate: press the button. The indicator lamp above the button lights up. •► To switch off: press the button. The indicator lamp above the button goes out. The co ...

    Headlamp cleaning system
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