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:
Maintenance and repairs
Advanced technology, e.g., the use of modern
materials and high-performance electronics, requires
suitable maintenance and repair methods.
Therefore, have this work performed only by a
BMW cent ...
Vehicle information
Owner's Manual
Computer
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Interior rearview mirror
Reducing the blinding effect
Reducing the blinding effect
From behind when driving at night: turn the
knob. ...
