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484 Technical data
Model
of which reserve
fuel
E 450 4MATIC
7.0 litres
12.0 litres
All other models
7.0 litres
®
AdBlue
Notes on AdBlue
®
Observe the notes on operating fluids
(
page 479).
/
AdBlue
®
is a water-soluble fluid for the NOx
exhaust gas aftertreatment of diesel engines.
* NOTE Malfunctions due to the dilution of
®
AdBlue
or the use of additive-enhanced
®
AdBlue
The function of the NOx exhaust gas after‐
treatment can be impaired by the use of
unsuitable denoxification agents.
Only use AdBlue
#
ISO 22241.
Do not dilute AdBlue
#
Do not use additive-enhanced AdBlue
#
or
* NOTE Damage and malfunctions due to
impurities in AdBlue
Consequences of impurities in AdBlue
increased emission values
R
damage to the catalytic converter
R
NOx exhaust gas aftertreatment malfunc‐
R
tions
Avoid impurities in AdBlue
#
®
AdBlue
residues crystallise after a period of
time, and contaminate the surfaces with which
they come into contact. Clean the dirty surfaces
with water as soon as possible.
When you open the AdBlue
amounts of ammonia vapour may escape. Do
not inhale any ammonia vapours that may be
released. Only fill the AdBlue
®
in accordance with
lated areas.
®
AdBlue
with water.
®
.
Total capacity of AdBlue
Model
®
All models
®
:
AdBlue
Like fuel consumption, AdBlue
highly dependent upon driving style and operat‐
ing conditions. For this reason, your vehicle's
actual consumption figures under normal operat‐
ing conditions may differ from the consumption
®
.
figures calculated. AdBlue
between 1% and 5% of fuel consumption. Have
the AdBlue
cialist workshop before making journeys outside
of Europe. Before a longer stay outside of
Europe, consult a qualified specialist workshop.
®
tank, small
Display the AdBlue
(
/
®
tank in well-venti‐
®
filling capacity and consumption
®
tank
Total capacity
23.5 litres
®
consumption
®
consumption is
®
consumption is
®
supply checked at a qualified spe‐
®
range and level
page 276).
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