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

See also:
Active seat
Active adjustment of the seat cushion's contours
reduces muscular tension and fatigue to
help prevent lower back pain.
Press the button. The LED
lights up. ...
BMW Maintenance System
The maintenance system directs you to required
maintenance measures and thereby supports
you in maintaining road safety and the operational
reliability of the vehicle. ...
Service and warranty
We recommend that you read this publication
thoroughly. Your vehicle is covered by the following
warranties:
▷ New Vehicle Limited Warranty
▷ Rust Perforation Limited Warranty
υ ...
