See also:

Automatic deactivation of the front passenger airbags
The system determines whether the front passenger seat is occupied by measuring the resistance of the human body. The front, knee, and side airbag on the front passenger side are activated or d ...

Vehicle equipment
All standard, country-specific and optional equipment that is offered in the model series is described in this chapter. Therefore, equipment is also described that is not available in a vehicle, ...

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 ...