The concept
The parking brake is primarily intended to prevent the vehicle from rolling while parked; it brakes the rear wheels.

See also:
Tire inflation pressure values up to
100 mph/160 km/h
528i
528i xDrive
535i
550i
535i xDrive
550i xDrive
...
Massage function in rear seats
Wavelike motions from the top to the bottom in
the backrest relax back muscles.
Button in rear
Switching on
To switch on, press the button
once for
each massage level.
The highest level i ...
Lane information
On multi-lane roads, the recommended lanes
are marked in the arrow view by a triangle.
▷ Solid triangle: best lane.
▷ Empty triangle: possible lane. However, another
lane change may ...
