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:
Jump-starting
WARNING
Failure to follow these directions will cause damage to the electronic components,
and can lead to a battery explosion and severe injury or death.
Never lean over batteries while connectin ...
Problems with the rear window
defroster
The rear window defroster has deactivated
itself prematurely or cannot be activated.
•► Switch off any consumers that are not
required, e.g. reading lamps or interior
lighting.
When the ...
Activating/deactivating Lane Keeping
Assist
You can use the Lane Keeping Assist
function to activate/deactivate Lane Keeping
Assist or Active Lane Keeping
Assist.
Press the or
button on the
steering wheel to select the DriveAssist ...