FTM Flat Tire Monitor
See also:
Safety
Both the coupe and convertible have front airbags plus side-impact airbags
built into the front seats. As required of all 2012 models sold in the U.S., the
640i has standard antilock brakes and an ...
Flat Tire Monitor FTM
The conceptThe system does not measure the actual inflation pressure in the tires.
The system detects a pressure loss in a tire by comparing the rotational speeds
of the individual wheels while mov ...
Activating HDC
Press the button; the LED above
the button
lights up. ...
