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:
Daytime running lights
With the ignition switched on, the daytime running
lights light up in position 0, or
.
After the ignition is switched off, the parking
lamps light up in position .
Activating/deactivating
1. ...
USB audio interface/mobile phoneaudio interface
At a glance
It is possible to connect external audio devices.
Operation can be performed via iDrive. The
sound is output on the vehicle loudspeakers.
Connectors for external devices
► Con ...
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 ...
