Mercedes-Benz 2011 R-Class Operator's Manual page 168

Refueling
166
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! AdBlue is not a additive and must not be
added to the diesel tank. If AdBlue
added to the diesel tank this could damage
the engine.
i If you are adding between maintenance
intervals, add approximately 1 gallon (3.8 l)
®
of AdBlue to the AdBlue
(3.8 l) of AdBlue
®
2 AdBlue refill bottles.
Further information about
®
Y
AdBlue ( page 353).
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The AdBlue filler neck is under the luggage
compartment floor.
X
Switch off the ignition.
X
Open the tailgate.
X
Lift the luggage compartment floor
Y
( page 294).
X
Remove wheel bolt wrench ; and ratchet
ring spanner = if applicable.
X
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Turn AdBlue
remove it.
®
®
tank. 1 gallon
®
is approximately
cap : anti-clockwise and
X
Turn AdBlue
is and open it.
Filler cap ; is secured with a plastic strap.
X
Turn AdBlue
and open it.
Filler cap ? is secured with a plastic strap.
X
Unscrew the covering cap from AdBlue
refill bottle A.
X
Place AdBlue
neck as shown and screw on clockwise
hand-tight.
! Only screw on the AdBlue
hand-tight. It could otherwise be damaged.
X
Press AdBlue
The AdBlue
to one minute.
i If the AdBlue
pressed down, the filling process stops and
the partially emptied bottle can be
removed.
X
Release AdBlue
X
Turn AdBlue
and remove it.
X
Place AdBlue
neck and turn it clockwise.
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filler cap ; anti-clockwise
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filler cap ? anti-clockwise
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refill bottle A on the filler
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refill bottle
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refill bottle A down.
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tank is filled. This may take up
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refill bottle is no longer
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refill bottle A.
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refill bottle A anti-clockwise
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filler cap ? on the filler
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