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:
Rear view camera
Important safety notes
The rear view camera is an optical parking aid.
It shows the area behind your vehicle in the
COMAND display.
WARNING
Make sure that no persons or animals are ...
Cleaning the wheels
Do not use acidic wheel cleaning products
to remove brake dust. This could damage
wheel bolts and brake components.
Do not park the vehicle for an extended
period straight after cleaning it, ...
Activating/deactivating the distancewarning function
This function is only available with
DISTRONIC.
► Press
on the steering wheel
to select the Additional functions menu.
► Press the
button to select the
Distance warning function ...
