See also:

Volume
► "Speed volume": speed-dependent volume control. ► "PDC": volume of the PDC signal compared to the entertainment sound output. ► "Gong": volume of ...

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 system issues a two-phase warning of a danger of collision at speeds above approx. 10 mph/15 km/h. The collision warning is available even if cruise control has been deactivated. It resp ...