See also:

Signal tones
When approaching an object, an intermittent tone is sounded that indicates the position of the object. For example, if an object is detected to the left rear of the vehicle, a signal tone sounds ...

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. ...