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:
Brake force display
The concept
During normal brake application, the outer
brake lamps light up.
During heavy brake application, the inner
brake lamps light up in addition.
...
All around the headliner
All around the headliner
1
Emergency Request
2
Glass sunroof
3
Indicator lamp, front passenger airbag
4
Reading lamps
5
Interior lamps ...
Head-up Display
The concept
This system projects important information into
the driver's field of vision, e.g., the speed.
In this way, the driver can get information without
averting his or her eyes from the ...
