See also:

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. ...

Safety
Both the coupe and convertible have front airbags plus side-impact airbags built into the front seats. As required of all 2012 models sold in the U.S., the 640i has standard antilock brakes and an ...

Unlocking and opening
▷ Press the button. The doors are unlocked. To open, pull the door handle above the armrest. ▷ Pull the door handle above the armrest twice: the door is unlocked the first time an ...