See also:

Roadside Assistance button
•► Press and hold Roadside Assistance button 1 for more than two seconds. This initiates a call to the Mercedes-Benz Customer Assistance Center. The indicator lamp in Roadside Assistanc ...

Tread
The part of the tire that comes into contact with the road. ...

Activating/deactivating Lane Keeping Assist
You can use the Lane Keeping Assist function to activate/deactivate Lane Keeping Assist or Active Lane Keeping Assist. Press the or button on the steering wheel to select the DriveAssist ...