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:
Tire inflation pressure values up to
100 mph/160 km/h
740i, 740Li, 750i, 750Li
760Li
750i xDrive, 750Li xDrive
...
Visual warning
The approach of the vehicle to an object can be
shown on the Control Display. Objects that are
farther away are displayed on the Control Display
before a signal tone sounds.
A display appears a ...
Possible commands
Most menu items on the Control Display can be
voiced as commands.
The available commands depend on which
menu is currently displayed on the Control Display.
There are short commands for functi ...
