Treadwear indicators

Narrow bars (tread wear bars) that are distributed over the tire tread. If the tire tread is level with the bars, the wear limit of 1/16 in (1.6 mm) has been reached.

    See also:

    Calling up the range
    ► Press on the steering wheel to select the trip computer menu. ► Press to select Range:. The multifunction display shows the estimated range of the vehicle, based on the curren ...

    Road-simulation test rig: an ordeal for the chassis
    The road-simulation test rigs are just as punishing as the body testing facility. Applying identical load spectra over the same distance, the test engineers torture the M-Class chassis in all of i ...

    Brake fluid
    WARNING Over a period of time, the brake fluid absorbs moisture from the air; this lowers its boiling point. If the boiling point of the brake fluid is too low, vapor pockets may form in t ...