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:
Display
1 Lane departure warning
2 Active Cruise Control
3 Desired speed
4 Navigation system
5 Speed
The collision warning, Night Vision pedestrian
warning, or Check Control messages are displayed
...
Storing favorites
Up to 30 favorites can be stored in the favorites
list. Available favorites are artist, track, game,
league, and team.
Storing the artist, track, or game
It is only possible to store favorites t ...
Opening the main menu
Press the button.
The main menu is displayed.
All iDrive functions can be called up via the main
menu. ...
