Switching on/off

Press the button.
▷ On: the LED lights up.
▷ Off: the LED goes out.
The system can issue warnings at speeds above approx. 30 mph/50 km/h.
The state is stored for the remote control currently in use.
See also:
Controls
The audio and video sources can be controlled using the:
> Buttons near the CD/DVD player
> iDrive
> Buttons on the steering wheel,
> Programmable memory keys,
> Voice activation s ...
The Appendage Factor
M cars have had what I call a high appendage factor — the feeling that the
car is an extension of the driver. It's typically experienced in cars whose
various systems and characteristics are well- ...
Adjusting the volume
Turn the knob until the desired volume is selected.
The setting is stored for the remote control
currently in use.
The vehicle automatically adjusts the volume of
the microphone on the telephone ...
