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®
AdBlue
tank any further. AdBlue
out.
To avoid transporting already opened refill con-
tainers in the vehicle, completely empty refill
bottles or canisters when filling the AdBlue
tank, if possible.
Further information on AdBlue
Opening the AdBlue
The fuel filler flap is unlocked or locked auto-
matically when you open or close the vehicle
with the key or using KEYLESS-GO.
Switch the ignition off.
X
Press the fuel filler flap in the direction of
X
arrow :.
The fuel filler flap swings up.
®
Turn blue AdBlue
fuel filler cap ; anti-clock-
X
wise and remove it.
®
AdBlue
filler cap ; is secured with a plastic
strip.
®
AdBlue
refill canisters
!
Do not tighten the disposable hose with too
much force. The disposable hose may other-
wise be destroyed.
®
may leak
®
®
(
page 439).
Y
®
filler cap
Unscrew the cap from the opening on top of
X
®
AdBlue
refill canister ;.
Place disposable hose : on the opening of
X
®
AdBlue
refill canister ; and screw it on
clockwise until hand-tight.
i
Disposable hose : remains closed until
you fasten disposable hose : to the AdBlue
filler neck of the vehicle.
Place disposable hose : on the filler neck on
X
the vehicle and screw it on clockwise until
hand-tight. When you feel resistance, dispos-
able hose : is sufficiently secured.
Lift up and tip AdBlue
X
i
Filling stops when the AdBlue
pletely filled. Do not fill the AdBlue
®
further. AdBlue
refill canister ; can be
removed when it has been only partially emp-
tied.
Turn disposable hose : on the filler neck of
X
the vehicle anti-clockwise and remove it.
Turn disposable hose : on the opening of
X
®
AdBlue
refill canister ; anti-clockwise and
remove it.
®
Reseal AdBlue
refill canister ; with the cap.
X
®
AdBlue
refill canisters are available at many
filling stations or at a Mercedes-Benz Service
Refuelling
®
®
refill canister ;.
®
tank is com-
®
tank any
Z
181
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