Brightness
Setting the brightness
To set the brightness of the Control Display:
1. "Settings"
2. "Control display"
3. "Brightness"

4. Turn the controller until the desired brightness
is set.
5. Press the controller.
The setting is stored for the remote control currently in use.
Depending on the light conditions, the brightness control may not be clearly visible.
See also:
Activating/deactivating the functions
Several menu items are preceded by a checkbox.
It indicates whether the function is activated
or deactivated. Selecting the menu item
activates or deactivates the function.
The function is act ...
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 ...
Lane departure warning
The concept
Starting at a specific speed, this system alerts
you when the vehicle on streets with lane markings
is about to leave the lane. Depending on the
country-specific version of the vehicle ...
