See also:

High-beam Assistant
When the lights are switched on, this system automatically switches the high beams on and off. The procedure is controlled by a sensor on the front of the interior rearview mirror. The assistant ...

System limits
Top View cannot be used in the following situations: ▷ With a door open. ▷ With the trunk lid open. ▷ With an exterior mirror folded in. ▷ In poor light. A Check Control m ...

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 ...