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:
Driver's door controls
Roller blind for rear window
Press the button.
Extending or retracting the roller blinds
together
Press and hold the button. ...
System limits
Personal responsibility
The system cannot serve as a substitute
for the driver's personal judgment of the course
of the road and the traffic situation.
In the event of a warning, do not jerk th ...
Saving the spoken instructions on the
programmable memory buttons
The function for switching the spoken instructions
on/off can be stored on a programmable
memory button, for quick access. ...
