Mercedes-Benz S-Class 2013 Owner's Manual page 215

Refuelling
212
Problem
The fuel filler flap can-
not be opened.
®
AdBlue (BlueTEC vehicles only)
Important notes on use
To function properly, BlueTEC exhaust gas
aftertreatment must be operated with the
reducing agent AdBlue
®
AdBlue is part of the maintenance work.
Under normal operating conditions, a full tank
®
of AdBlue should last until the next service
due date.
When the supply of AdBlue
approximately 3.8 l, the
See Owner's Manual See Owner's Manual
the multifunction display.
When the AdBlue
mum, the Refill Refill AdBlue
km km message is shown in the multifunction dis-
play.
If you drive the vehicle faster than 15 km/h,
the Refill AdBlue See Owner's Manual Refill AdBlue See Owner's Manual
message goes out after approximately one
minute.
If the Refill AdBlue No start in XXXX Refill AdBlue No start in XXXX
km km message is shown in the multifunction dis-
play, you can still drive the vehicle over the
distance shown. If the AdBlue
up, you will subsequently be unable to
start the engine. If the
Engine Engine Start Start Poss
Possible causes/consequences and M M Solutions
The fuel filler flap is not unlocked.
or
The key battery is discharged.
Unlock the vehicle (
X
or
Unlock the vehicle using the emergency key element
X
( page 94).
Y
The fuel filler flap is unlocked, but the opening mechanism is jam-
med.
Consult a qualified specialist workshop.
X
®
. Topping up
®
is down to
Refill AdBlue Refill AdBlue
message is shown in
®
supply drops to a mini-
AdBlue No No start start in in X X
®
is not topped
Refill AdBlue Refill AdBlue No No
Poss message appears in the
page 93).
Y
multifunction display and the engine does not
start, you must top up AdBlue
Top up with at least 1 gal (3.8 l) of
X
®
AdBlue .
Switch on the ignition for at least 60 sec-
X
onds.
Start the engine.
X
i
You can also have the AdBlue
led at a qualified specialist workshop.
Further information about BlueTEC exhaust
gas aftertreatment and about AdBlue
be obtained from any Mercedes-Benz Service
Centre.
Important notes on the refilling proce-
dure
®
AdBlue is a water-soluble fluid for the
exhaust gas aftertreatment of diesel engines.
It is:
non-toxic
R
colourless and odourless
R
non-flammable
R
If you open the AdBlue
of ammonia vapour may be released.
Ammonia vapours have a pungent odour and
are particularly irritating to the skin, to
mucous membranes and to the eyes. You may
experience a burning sensation in your eyes,
®
.
®
tank refil-
®
can
®
tank, small amounts