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:
The concept
backup camera, refer to page 112, can be
switched on.
PDC supports you when parking. A slow approach
to an object in front of or behind your vehicle
is announced by:
▷ Signal tones.
...
Vehicle equipment
All standard, country-specific and optional
equipment that is offered in the model series is
described in this chapter. Therefore, equipment
is also described that is not available in a vehicle,
e ...
Maintenance
Maintain the vehicle regularly to sustain the road safety, operational reliability
and the New Vehicle Limited Warranty.
Specifications for required maintenance measures:
> BMW Maintenance syst ...
