Opening the DEF filler cap
The filler neck for DEF is behind the fuel filler flap.
The fuel filler flap is unlocked or locked automatically when you open or close the vehicle with the SmartKey or with KEYLESSGO.

- Switch off the ignition.
- Press the fuel filler flap in the direction of
arrow 1.
The fuel filler flap swings up.
- Turn blue DEF filler cap 2
counterclockwise and remove it.
DEF filler cap 2 is secured with a plastic
strap.
See also:
Vehicle identification plate withvehicle identification number (VIN)and paint code number
► Open the driver's door.
You will see vehicle identification plate 1.
Example: vehicle identification plate (USA only)
2 Paint code
3 VIN
Example: vehicle identification plate (Can ...
Windshield/headlamp cleaning system
WARNING
Washer solvent/antifreeze is highly flammable. Do not spill washer solvent/ antifreeze
on hot engine parts, because it may ignite and burn. You could be seriously burned.
Use MB Summe ...
Problems with the sliding sunroof
In the following section, the term "sliding sunroof" refers to the panorama roof
with power tilt/sliding panel.
Problem: the sunroof cannot be closed and you cannot see the cause.
W ...
