External devices
At a glance

See also:
Status indicator on the Control DisplayThe status is displayed.
The tire and system status is indicated by the
color of the tires.
A change in the tire inflation pressure during
driving is taken into account.
A correction is only necessary if this is indicat ...
Treadwear
The treadwear grade is a comparative rating
based on the wear rate of the tire when tested
under controlled conditions on a specified government test course. For example,
a tire graded
150 wou ...
Switching on automatically
Select transmission position R with the engine
running.
The Top View and PDC images are displayed if
the system is switched on via iDrive. ...
