Environmental conditions
► Say the commands, numbers, and letters
smoothly and with normal volume, emphasis,
and speed.
► Always say commands in the language of
the voice activation system.
► When selecting a radio station, use the common
pronunciation of the station name:
›Station ...‹ e. g. Classic Radio station
► Keep the doors, windows, and glass sunroof
closed to prevent noise interference.
► Avoid making other noise in the vehicle
while speaking.
See also:
Message when the system was not
reset
A Check Control message is displayed.
The system detected a wheel change but was
not reset.
Warnings regarding the current tire inflation
pressure are not reliable.
Check the tire inflation pre ...
Displaying the button assignment
Use a finger to touch the buttons. Do not wear
gloves or use objects.
The key assignment is displayed at the top edge
of the screen.
▷ To display short information: touch the button.
...
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 ...