PSI (pounds per square inch)

A standard unit of measure for tire pressure.

    See also:

    Remote vehicle unlocking
    If you have unintentionally locked your vehicle (e.g. the SmartKey is still in the vehicle) and a replacement SmartKey is not available, the vehicle can be opened by a Mercedes-Benz Customer A ...

    Removing a wheel
    ► Unscrew the uppermost wheel bolt completely. ► Screw alignment bolt 1 into the thread instead of the wheel bolt. ► Unscrew the remaining wheel bolts fully. Do not place wh ...

    System self-test
    The indicator lamp illuminates when you: • turn the SmartKey to position 1 or 2 in the ignition lock • on vehicles with KEYLESS-GO, press the Start/Stop button once or twice If an adult occupant ...