See also:

Releasing the parking lock manually
In the event of an electrical malfunction, it is possible to release the selector lever lock manually to move it out of position P, e.g. if you wish to tow the vehicle away. Do not use any s ...

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. ...

2011 Mercedes-Benz E-Class Review by Kelsey Mays
America's fickle regard for station wagons hasn't meant much to most luxury automakers, who've continued to offer a steady stream of wagons and wagonlike cars. The latest example is the Mercedes-B ...