See also:

Jump-starting
If the car's own battery is flat, your BMW's engine can be started by connecting two jumper cables to another vehicle's battery. You can also use the same method to help start another ...

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. ...

Hiding Check Control messages
Press the computer button on the turn signal lever. ► Some Check Control messages are displayed continuously and are not cleared until the malfunction is eliminated. If several malfunct ...