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:
At a glance
These overviews of buttons, switches and
displays are intended to familiarize you with your
vehicle. You will also become quickly acquainted
with the available control concepts and options. ...
The concept
The tire inflation pressure is measured in the
four mounted tires. The system notifies you if
there is a significant loss of pressure in one or
more tires. ...
Configuring the prewarning
After the warning function is switched on, the
following can be set via the iDrive:
The prewarning can be switched on/off.
The time of the prewarning can be set.
These settings have no effe ...