External temperature
External temperature warning

If the display drops to +37 ℉/ +3 ℃, a signal sounds.
A Check Control message is displayed.
There is the increased danger of ice.
Ice on roads
Even at temperatures above +37 ℉/+3 ℃, there can be a risk of ice on roads.
Therefore, drive carefully on bridges and shady roads, for example, to avoid the increased danger of an accident.
See also:
Switching the system on/off
Switching off
At the lowest fan speed, press
the left
side of the button on the driver's side.
Switching on
Press any button. ...
Priority options
The driver has priority
The source selected via iDrive in the front is
output on the vehicle loudspeakers and can
be selected but not operated from the rear.
Other audio or video sources ...
Sound output
Switching on/off
When the ignition is switched off: press ON/OFF
button on the radio.
Muting
When the ignition is switched on or the engine
is running: press the ON/OFF button on the
radio. ...
