See also:

Trailer towing
PARKTRONIC is deactivated for the rear area when you establish an electrical connection between your vehicle and a trailer. Fold in the ball coupling if the trailer tow hitch is not required. ...

Overview: changing bulbs/bulb types
You can change the following bulbs. The bulb type can be found in the legend Halogen headlamps 1. Low-beam headlamps: H7 55 2. High-beam headlamp: H7 55 W 3. Parking lamp/standing lamp: ...

Notes on technical data
The data stated here specifically refers to a vehicle with standard equipment. Consult an authorized Mercedes-Benz Center for the data for all vehicle variants and trim levels. ...