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284 Driving mode
®
AdBlue
®
Notes on AdBlue
* NOTE Damage to the BlueTec
gas aftertreatment system
®
The BlueTec
exhaust gas aftertreatment
could be damaged by the following:
®
diesel fuel in AdBlue
R
®
impurities in AdBlue
R
®
additives in AdBlue
R
®
diluting AdBlue
R
To avoid damage:
Ensure that diesel fuel does not run into
#
®
the AdBlue
tank.
Always close the AdBlue
#
Do not mix additives into AdBlue
#
®
Do not dilute AdBlue
#
®
Only use AdBlue
in accordance with
#
DIN 70070/ISO 22241.
* NOTE Paintwork damage due to AdBlue
®
If AdBlue
comes into contact with painted
surfaces or aluminium surfaces while refuel‐
ling, these surfaces could be damaged.
Immediately rinse off the affected areas
#
with plenty of water.
* NOTE Damage due to overfilling of the
®
AdBlue
tank
®
If the AdBlue
tank is overfilled, it could be
destroyed at very low temperatures.
Do not overfill the AdBlue
#
* NOTE Small amounts of ammonia vapour
may be released when opening the
®
AdBlue
tank
®
Only fill the AdBlue
tank in well-ventila‐
#
ted areas.
®
Do not let AdBlue
come into contact
#
with skin, eyes or clothes.
®
Keep AdBlue
away from children.
#
If you come into contact with AdBlue
the following:
R
®
exhaust
R
R
R
AdBlue
nance work. Therefore, top up the tank regularly
during vehicle operation or at the latest when the
®
first event message is displayed in the on-board
tank properly.
computer. You will find further information on
®
.
AdBlue
.
(
/
Before filling the tank
®
Example: AdBlue
You can recognise AdBlue
1. If the AdBlue
AdBlue
®
tank
when unscrewing the cap. This may cause
AdBlue
the AdBlue
immediately wash the affected area with plenty
of water. A special filler neck prevents the
AdBlue
diesel fuel.
#
#
#
#
®
wash AdBlue
off skin immediately with soap
and water.
®
if you get AdBlue
in your eyes, rinse them
immediately and thoroughly with clean water.
Seek medical attention immediately.
if you have swallowed AdBlue
mouth immediately with water and drink
plenty of water. Seek medical attention imme‐
diately.
immediately change clothes that have been
®
soiled by AdBlue
.
®
is not topped up as part of the mainte‐
®
in the "Operating fluids" section
page 391).
®
tank
®
tank
®
tank still contains sufficient
®
, pressure compensation may result
®
to leak. Therefore, unscrew the cap of
®
tank carefully. If AdBlue
®
tank from mistakenly being filled with
Switch off the engine.
Apply the parking brake.
Switch off the auxiliary heating
(
page 112).
/
®
Unlock cap
1
on AdBlue
separate key.
®
, observe
®
, rinse your
2
by blue cap
®
spills out,
tank
2
with the
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