See also:

Snow chains
For safety reasons, Mercedes-Benz recommends that you only use snow chains which have been specially approved for your vehicle by Mercedes-Benz, or are of a corresponding standard of quality. ...

Setting the center air vents
Setting the center air vents 1 Center air vent, left 2 Center air vent, right 3 Center vent thumbwheel, right 4 Center vent thumbwheel, left To open/close: turn thumbwheels 3 and 4 up or dow ...

General notes
The Active Driving Assistance package consists of DISTRONIC PLUS (Y page 169), Active Blind Spot Assist (Y page 202) and Active Lane Keeping Assist (Y page 205). ...