PSI (pounds per square inch)

A standard unit of measure for tire pressure.

    See also:

    Important safety notes
    See the "Important safety notes" section. If ESP® detects that the vehicle is deviating from the direction desired by the driver, one or more wheels are braked to stabilize the veh ...

    Multiple users
    Simultaneous use of the rearcompartment disc drive The two rear-compartment screens can be operated almost entirely independently from one another. However, there can be a conflict in some me ...

    Problems with PARKTRONIC
    Problem Possible causes/consequences and Solutions Only the red segments in the PARKTRONIC warning displays are lit. You also hear a warning tone for approximately two second ...