Tire tread
Summer tires
Do not drive with a tire tread depth of less than 0.12 in/3 mm.
There is an increased danger of hydroplaning if the tread depth is less than 0.12 in/3 mm.
Winter tires
Do not drive with a tire tread depth of less than 0.16 in/4 mm.
Below a tread depth of 0.16 in/4 mm, tires are less suitable for winter operation.
Minimum tread depth

Wear indicators are distributed around the tire's circumference and have the legally required minimum height of 0.063 in/1.6 mm.
They are marked on the side of the tire with TWI, Tread Wear Indicator.
See also:
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 with braking function
Warning ...
Image on the Control Display
Switching on the rear view camera
using iDrive
With PDC activated:
"Rear view camera"
The image of the rear view camera is displayed.
The setting is stored for the remote control cur ...
Switching the rear automatic climate
control on/off
1. "Settings"
2. "Climate"
3. "Rear climate control"
The rear automatic climate control is not operational
if the automatic climate control is
switched off or if t ...
