See also:

The concept
The parking brake is used to prevent the vehicle from rolling when it is parked. Engine switched off: the parking brake acts on the rear wheels. Engine running: the parking brake acts on ...

Climate control operation on the headliner
Temperature Turn the wheel to set the desired temperature. Air volume Press the left or right side of the button: decrease or increase air volume. LEDs indicate the intensity of the air s ...

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 ...