Fuel cap

See also:

AUTO program
Press the button. Air volume, air distribution, and temperature are controlled automatically: Depending on the selected temperature, AUTO intensity, and outside influences, the air is directed ...

BMW Maintenance System
The maintenance system directs you to required maintenance measures and thereby supports you in maintaining road safety and the operational reliability of the vehicle. ...

The concept
The tire inflation pressure is measured in the four mounted tires. The system notifies you if there is a significant loss of pressure in one or more tires. ...