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:
First-aid kit
► Open the tailgate.
► To open the side trim panel: turn
rotary
knob 1 90° in the direction of the arrow
and open side trim panel 2.
► To remove the first-aid kit: remove
...
Adjusting the seats
1. Head restraint height
2. Seat cushion angle
3. Seat height
4. Seat fore-and-aft adjustment
5. Backrest angle
If PRE-SAFE® has been activated, the
front-passenger seat is moved ...
Coupling up a trailer
WARNING
Vehicles with air suspension program: While
you are coupling or decoupling a trailer, make
sure nobody locks or unlocks the vehicle and/or opens or closes doors or the
tailgate.
The v ...
