Warning stages
Prewarning
This warning is issued, for example, when there is the impending danger of a collision or the distance to the vehicle ahead is too small.
Acute warning
Warning of the imminent danger of a collision when the vehicle approaches another object at a relatively high differential speed.
See also:
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. ...
Connecting headphones
You can connect headphones with a jack plug or
operate them using the infrared interface.
To enable optimal use of the infrared interface,
use infrared headphones that comply with the
IEC 61603 ...
DTMF suffix dialing
DTMF suffix dialing can be used for gaining access
to network services or for controlling devices,
e.g., to make a remote inquiry of an answering
machine. The DTMF code is needed for this
purpose. ...