General information
The glass sunroof and the sliding visor can be operated together or separately, using the same switch.
The glass sunroof is operational when the ignition is switched on.
Danger of pinching
Monitor the closing process and make
sure that the closing path of the glass sunroof is
clear; otherwise, injuries may result.◄
Take the remote control with you
Take the remote control with you when
leaving the vehicle so that children, for example,
cannot operate the roof and injure themselves.◄

See also:
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 ...
Vehicle battery
Battery careThe battery is 100 % maintenance-free, the electrolyte will last for the life
of the battery when the vehicle is operated in a temperate climate. Your BMW center
will be glad to advise ...
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, ...
