See also:

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). ...

Cleaning the exterior lighting
  Clean the plastic lenses of the exterior lights with a wet sponge and a mild cleaning agent, e.g. Mercedes-Benz car shampoo or cleaning cloths. Only use cleaning agents or cleaning ...

Bead
The tire bead ensures that the tire sits securely on the wheel. There are several steel wires in the bead to prevent the tire from coming loose from the wheel rim. ...