See also:

The concept
The system does not measure the actual inflation pressure in the tires. It detects a pressure loss in a tire by comparing the rotational speeds of the individual wheels while moving. In the ev ...

Notes on Emergency Requests
Do not use the voice activation system to initiate an Emergency Request. In stressful situations, the voice and vocal pitch can change. This can unnecessarily delay the establishment of a teleph ...

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 ...