PSI (pounds per square inch)

A standard unit of measure for tire pressure.

    See also:

    Warning and indicator lamps
    Warning and indicator lamps Function 1  ESP®     SPORT handling mode in AMG vehicles 2 Distance warning 3 ESP® OFF 4 Brakes (USA only) 5 Brakes (Canada only) 6 Turn s ...

    Dialing a number from the phone book
    If your mobile phone is able to receive calls, you can search for and dial a number from the phone book in COMAND at any time. – Press the or button on the steering wheel to select the Tel m ...

    Problems with the seat heating
    The seat heating has switched itself off prematurely. The vehicle's electrical system voltage is too low because too many electrical consumers are switched on. Switch off electrical consumers ...