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:
Instruction labels for tires and loads
WARNING
Do not overload the tires by exceeding the specified load limit as indicated
on the Tire and Loading Information placard on the driver's door B-pillar. Overloading
the tires can ...
Notes on the Operator's Manual
This Operator's Manual contains a great deal of helpful information. We urge
you to read it carefully and familiarize yourself with the vehicle before driving.
For your own safety and longer se ...
Tire characteristics
Tire data is vehicle-specific and may
deviate from the data in the example.
This information describes the tire cord and
the number of layers in sidewall 1 and under
the tread 2. ...
