See also:

4MATIC (permanent four-wheel drive)
4MATIC ensures that all four wheels are permanently driven. Together with ESP®, it improves the traction of your vehicle whenever a drive wheel spins due to insufficient grip. WARNING If ...

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. ...

Overview: changing bulbs/bulb types
You can change the following bulbs. The bulb type can be found in the legend. Bi-Xenon headlamps (vehicles with halogendaytime running lamps) 1 High-beam spot lamp: H7 55 W Bi-Xenon headlamps ...