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:

    Controlling the rear-compartment climate control automatically using the front control panel
    Turn the SmartKey to position 2 in the ignition lock. Activate the rear compartment function via COMAND. Rear-compartment climate control can be controlled via the front control panel using ...

    Switching on/off
    The three red indicator lamps in the button indicate the heating level you have selected. If the battery voltage is too low, the seat heating may switch off. One or more of the indicator lamp ...

    Problems with the occupant classification system
    Problem Possible causes/consequences and Solutions The indicator lamp illuminates and remains illuminated. The person on the front-passenger seat: - has the weight of ...