See also:

Locking
▷ Press the button. The doors are locked. ▷ Press the lock button of a door. To prevent you from being locked out, the opened driver's door cannot be locked using the lock button. ...

Remove attached parts following use
Remove auxiliary mirrors, roof or rear luggage racks which are no longer required following use. Attached parts on the vehicle impair the aerodynamics and increase the fuel consumption. ...

Changing wheels
Your BMW is equipped with run-flat tires as standard. This eliminates the need to change a wheel immediately in the event of a puncture. For information on continuing to drive with a damaged tire, ...