Radar sensors

The radar sensors are located under the rear bumper.
The system may not be fully functional in the following situations:
▷ Dirty or icy bumper.
▷ Stickers on the bumper.
A Check Control message is displayed when the system is not fully functional.
See also:
Drivetrains
The 528i, 535i and 550i are rated at 240, 300 and 400 horsepower,
respectively. The turbocharged version of the 3.0-liter inline-six-cylinder in
the 535i makes the 550i superfluous, rocketing the ...
TeleService Battery Guard
TeleService Battery Guard continually checks
the battery charge level of the vehicle. If the battery
charge level falls below a certain value, a
notification is automatically sent to your service
...
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 ...
