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:
Setting the voice dialog
You can set whether the system should use the
standard dialog or a shorter version.
In the shorter variant of the voice dialog, the announcements
from the system are issued in an
abbreviated for ...
Reference
This chapter contains technical data, short
commands for the voice activation system, and an
index that will quickly take you to the information
you need. ...
Remove unnecessary cargo
Additional weight increases fuel consumption. ...
