See also:

Initialization
The initialization process adopts the set inflation tire pressures as reference values for the detection of a flat tire. Initialization is started by confirming the inflation pressures. Do not ...

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 ...

Charging the battery
In the vehicle, only charge the battery via the terminals, in the engine compartment with the engine off. ...