See also:

Backrest width
Change the width of the backrest using the side wings to adjust the lateral support. To make it easier to enter and exit the vehicle, the backrest width temporarily opens fully. ...

Navigation
This chapter contains various examples of how the navigation system can guide you reliably to your destination. ...

Camera monitoring: Lane Departure Warning System and Collision Warning
The Lane Departure Warning System available for the new BMW 3-Series Sedan is activated at speeds above 70 km/h (43 mph) and warns the driver if he unintentionally strays out of his lane. The syst ...