See also:

Status display
The tire and system status is indicated by the color of the tires. A change in the tire inflation pressure during driving is taken into account. A correction is only necessary if this is indicat ...

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
DSC prevents traction loss in the driving wheels when driving away and accelerating. DSC also recognizes unstable vehicle conditions, such as fishtailing or nose-diving. Subject to physical lim ...