PSI (pounds per square inch)

A standard unit of measure for tire pressure.

    See also:

    Downhill gradients
    On long and steep gradients, you must reduce the load on the brakes by shifting early to a lower gear. This allows you to take advantage of the engine braking effect and helps avoid overheating ...

    Driving tips
    AMG vehicles When shifting down, the double-clutch function is active regardless of the currently selected drive program. The double-clutch function reduces load change reactions and is condu ...

    KEYLESS-GO
    General information Vehicles with KEYLESS-GO are equipped with a SmartKey featuring an integrated KEYLESS-GO function and a detachable Start/Stop button. The Start/Stop button must be inserted ...