See also:

Interior motion sensor
The windows and glass sunroof must be closed for the system to function properly. ...

Airbags
1 Front airbag, driver 2 Front airbag, front passenger 3 Head airbag 4 Side airbag 5 Knee airbags Front airbags Front airbags help protect the driver and front passenger by responding to fron ...

High-performance lightweight brake system
The dynamic performance of the sports sedan calls for a larger brake system, and the new BMW 3-Series thus uses lightweight sliding-calliper brakes with large vented discs. The aluminium front cal ...