Climate control operation on the headliner
Temperature
Turn the wheel to set the desired temperature.
Air volume
Press the left or right side of
the button:
decrease or increase air volume.
LEDs indicate the intensity of the air supply.
The air volume may be reduced automatically to save battery power.
Ventilation
Thumbwheel for changing the air flow direction, arrow.
See also:
Odometer and trip odometer
Resetting trip odometer:
With the ignition switched on, press button 1 in
the instrument cluster. ...
Folding down head restraints
Extending/retracting head
restraint
Only fold down head restraint if no passengers
are in the rear. Fold out retracted headrests
again if passengers are being carried in the
rear; otherwise, ...
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 ...