Measurement
Measurements are made by ultrasound sensors in the bumpers.
The range is approx. 6 ft/2 m.
An acoustic warning is first given:
▷ By the front sensors and two rear corner
sensors at approx. 24 in/60 cm.
▷ By the rear middle sensors at approx. 5 ft/
1.50 m.
See also:
2012 BMW 3 Series Sedan: First Look
Competes with: Mercedes-Benz C-Class, Infiniti G37, Audi A4
Looks like: A little bit bigger outside, just a teensy bit bigger inside
Drivetrain: 240-hp, 2.0-liter twin-turbocharged inline-four cylin ...
The concept
HDC is a downhill driving assistant that automatically
controls vehicle speed on steep downhill
gradients. Without the brakes being applied,
the vehicle moves at slightly more than twice
walki ...
Safety information
The tire characteristics and tire inflation pressure
influence the following:
The service life of the tires.
Road safety.
Driving comfort.
...