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:
Initializing after a power failure
After a power failure during the opening or closing
process, the roof can only be operated to a
limited extent.
Initializing the system
The system can be initialized when the vehicle
is stationar ...
Overview, instrument cluster
1 Fuel gauge
2 Speedometer
3 Indicator/warning lamps
4 Tachometer
5 Engine oil temperature
6 Electronic displays
7 Display/reset miles ...
Issued warning
If you leave the lane and if a lane marking has
been detected, the steering wheel begins vibrating.
If the turn signal is set before changing the lane,
a warning is not issued.
End of warning
T ...
