External devices
At a glance

See also:
Selecting the display
1.
Press the button.
2. "Split screen"
3. Move the controller until the split screen is
selected.
4. Press the controller or select "Split screen
content".
5. Select t ...
Volume
▷ "Speed volume": speed-dependent volume
control.
▷ "PDC": volume of the PDC signal compared
to the entertainment sound output.
▷ "Gong": volume o ...
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 ...
