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:
Calibrating the compass
Make sure that there is
sufficient space for
you to drive in a circle without impeding the
remaining traffic.
In order to calibrate the compass correctly,
observe the following points:
• ca ...
Stowage well under the cargo
compartment floor
A removable insert under the trunk floor
contains the parts of the EASY-PACK loadsecuring
kit. The tire-change tool kit is stored
beneath this insert.
– To open: open the tailgate.
– Holdi ...
Problems with the transmission
Problem
Possible causes/consequences and
Solutions
The transmission has problems shifting gear.
The transmission is losing oil.
- Have the transmission checked at a qualif ...
