See also:

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 ...

Automatic headlamp control
Switch position : the low beams are switched on and off automatically, e.g., in tunnels, in twilight or if there is precipitation. The indicator lamp in the instrument cluster lights up. A bl ...

Fuel gauge
Fuel tank capacity: approx. 14 US gal/53 liters. You can find information on refueling on page 206. If the tilt of the vehicle varies for a longer period, when you are driving in mountainous ar ...