Interior motion sensor

The windows and glass sunroof must be closed for the system to function properly.

    See also:

    Malfunction
    In the event of a malfunction, the steering wheel must be turned further, while the vehicle responds more sensitively to steering wheel movements in the higher speed range. The stability-enhanc ...

    Under the Hood
    The 640i is powered by a 315-horsepower, turbocharged 3.0-liter six-cylinder engine. Its peak torque rating is 332 pounds-feet. BMW cites a zero to 60 mph time of 5.5 seconds for both the coupe an ...

    ECO PRO
    Consistent tuning to minimize fuel consumption for maximum range with maximum driving stabilization. Comfort functions and the engine controller are adjusted. The program can be configured to in ...