See also:

Activation/deactivation
Press the button. ...

BMW 320d EfficientDynamics Edition: state-of-the-art diesel engine makes the new sports sedan the most efficient vehicle in its class
Drivers who don't want to miss out on either dynamic, sporty performance or first-class fuel economy will find the new BMW 320d EfficientDynamics Edition an extremely attractive proposition. As in ...

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 ...