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:
General information
Refuel promptly
Refuel below a range of 30 miles/50 km;
otherwise, engine functions are not ensured and
damage may occur. ...
Starting the engine
Starting the engine
Remote control in the ignition lock or, with Comfort
Access, inside the vehicle
1. Depress the brake pedal.
2. Press the Start/Stop button.
The starter operates automatical ...
The concept
► Most functions that are displayed on the
Control Display can be operated by spoken
commands via the voice activation system.
The system prompts you to make your entries.
► Function ...
