Adaptive brake assistant

In combination with the Active Cruise Control, this system ensures that the brakes respond even more rapidly when braking in critical situations.

Refer also to Collision warning

    See also:

    Installing child restraint fixingsystems
    Before mounting Before mounting child restraint fixing systems, ensure that the rear seat backrests are locked. Notes Manufacturer's information for child restraint fixing systems To select, mo ...

    Malfunctions
    Steering wheel vibration Frequent activation of the steering wheel vibration causes the system to overheat. This causes the lane departure warning to become deactivated. Let the system cool and ...

    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 ...