See also:

Manual release
The parking brake can be released manually in the event of a power failure or electrical fault. Before releasing, secure the vehicle against rolling Before releasing the parking brake manually, ...

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 ...

The concept
HDC is a downhill driving assistant that automatically controls vehicle speed on steep downhill gradients. Without requiring brake application, the vehicle moves at slightly more than twice wa ...