PSI (pounds per square inch)

A standard unit of measure for tire pressure.

    See also:

    Snow chains
    For safety reasons, Mercedes-Benz recommends that you only use snow chains which have been specially approved for your vehicle by Mercedes-Benz, or are of a corresponding standard of quality. ...

    Making adjustments in 5 mph (Canada:

    10 km/h) increments
    Briefly press the cruise control lever beyond the pressure point, up 1 for a higher speed or down 2 for a lower speed. The last speed stored is increased or reduced. ...

    Maximum permissible tire pressure
    Maximum permissible tire pressure for one tire. ...