See also:

Functional requirements
The system must have been initialized when the tire inflation pressure was correct; otherwise, reliable signaling of a flat tire is not ensured. Initialize the system after each correction of th ...

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 ...

Setting
Pull the switch. The LED lights up. The indicator lamp lights up in red. The parking brake is set. Lower lamp: indicator lamp in Canadian models Set the parking brake and further secur ...