See also:

Automatic Hold
The concept This system assists the driver by automatically setting and releasing the brake, such as when moving in stop-and-go traffic. The vehicle is automatically held in place when it is s ...

Function
After the safety belt is buckled and the door is closed, the front belts are automatically tightened once after the vehicle is driven is away. In critical driving situations, the following indivi ...

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 ...