See also:

The windshield wipers are obstructed
Leaves or snow, for example, may be obstructing the windshield wiper movement. The wiper motor has been deactivated. - For safety reasons, you should remove the SmartKey from the ignition lock. ...

Storing wheels
Store wheels that are not being used in a cool, dry and preferably dark place. Protect the tires from oil, grease, gasoline and diesel. ...

High-Tech Features
Distronic Plus takes adaptive cruise control — of which Mercedes was a pioneer — to another level. Adaptive cruise uses a front-mounted radar device to maintain the following distance from the car ...