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

See also:
Oil types for refilling
Notes
No oil additives
Oil additives may lead to engine damage.◀
Viscosity grades for engine oils
When selecting an engine oil, ensure that
the engine oil belongs to one of the viscosity ...
Have maintenance carried out
Have vehicles maintained regularly to achieve optimal vehicle
economy and operating life.
Have the maintenance carried out by your service
center.
Please also note the BMW Maintenance System ...
Ultrasound sensors
Ultrasound sensors
The ultrasound sensors for measuring parking
spaces are located on the wheel arches.
To ensure full operability:
▷ Keep the sensors clean and free of ice.
▷ When ...
