adblue MERCEDES-BENZ A-CLASS HATCHBACK 2018 Owners Manual

4
Tyre pressure table
5 QR code forre scue card #
Press on the back area of fuel filler flap 1. #
Turn the fuel filler cap anti-clockwise and
re mo veit. #
Insert the fuel filler cap into brac ket2. #
Comp lete ly inse rtthe pump nozzle into the
ta nk filler nec k,hook in place and refuel. #
Only fill th e fuel tank until the pump nozzle
switches off.
% Vehicles with a diesel engine: theta nk
fi ller neck is designed forre fuelling at diesel
fi lling pumps.
% Vehicles with a diesel engine: whenthe
fuel tank is compl etely em pty, top up with at
least 5 litres of diesel.
% Vehicles with a diesel engine: use afiller
neck with a lar gediame terfo rve hicles with
a diesel engine when topping up fuel from a
fuel can. Otherwise, thefiller neck cannot
slide into theta nk. #
Replace the cap on thefiller neck and turn
clockwise until it engages audibl y. #
Close the fuel filler flap. Ad
Blue ®
(diesel engine vehicles only) Note
s onrefilling AdBlue ®
* NOTEWhen you open theAd Blue ®
tank,
small amounts of ammonia vapour may
escape. #
Only fill th eAd Blue ®
tank in well-venti‐
lated areas. #
Do not let AdBlue ®
come into contact
wi th skin, eyes or clo thes. #
Keep AdBlue ®
aw ay from children. *
NOTEDo not ingest AdBlue ®
. If
Ad Blue ®
is swallo wed: #
Immediately rinse out your mouth thor‐
oughl y. #
Drink plenty of water. #
Seek medical attention immediately. Obser
vethe no tes on operating fluids
(→ page 485).
Ad Blue ®
is a wate r-soluble fluid forth e NOx
ex haust gas af tertre atment of diesel engines. In
order forth eex haust gas af tertre atment tofunc‐
tion proper ly, only use AdBlue ®
in acco rdance
with ISO 22 241.
Ad Blue ®
is ch aracterised bythefo llowing:
R non-t oxic
R colourless and odourless
R non-flammable
Ad Blue ®
is available here:
R AdBlue ®
may be topped up byfast service at
a qu alified specialist workshop, e.g. a
Mercedes-Benz Service Centre.
R AdBlue ®
is available at many filling stations
from AdBlue ®
filling pumps. 17 2
Driving and pa rking

R
Alternati vely, AdBlue ®
is available at qualified
specialist workshops, e.g. Mercedes-Benz
Service Centres, and at many filling stations
in Ad Blue ®
re fill canis ters or AdBlue ®
re fill
bottles.
% Ensure the connection between there fill
con tainer and vehicle filler neck does not
drip.
To pping up AdBlue ®
* NOTEEngine dama gedue toAd Blue ®
being in the fuel #
AdBlue ®
must not be used tofill the
fuel tank. #
Only use AdBlue ®
to fill th eAd Blue ®
ta nk. #
Do not overfill theAd Blue ®
tank. *
NO
TEContamination of theve hicle inte‐
ri or due toAd Blue ®
lea kage #
Afterto pping up, carefully close the
Ad Blue ®
re fill con tainer. #
Avoid car rying AdBlue ®
re fill con tainers
permanently in theve hicle. Re
quirements:
R The vehicle is unloc ked.
The following messages appear in order in the
multifunction display when theAd Blue ®
tank
requ iresrefilling:
R Refill AdBlue See Owner’s Manual . The
Ad Blue ®
tank is down tothere ser veleve l.
R Refill AdBlue No start in XXX miles. You can
on ly drive theve hicle over the dis tance
shown. Refill Ad Blue ®
as soon as possible.
R Top up AdBlue Perf. reduced: XXX km/h No
start in XXX km You can on lydrive theve hi‐
cle at the speed shown and overth e dis tance
shown. Refill Ad Blue ®
as soon as possible. R
Refill AdBlue Eng. start not possible. The
vehicle can no longer be star ted.
Yo u can see theAd Blue ®
ra nge and le vel in the
multifunction display (→ page 254).
% The AdBlue ®
ra nge shown depends strongly
on the driving style and operating condi‐
tions. The actual range can therefore deviate
from the calculated range. Driving and pa
rking 17 3

Opening
theAd Blue ®
filler cap #
Press on the back area of fuel filler flap 1. #
Turn AdBlue ®
filler cap 2anti-clockwise and
re mo veit.
% You can also store theAd Blue ®
filler cap in
th e fuel filler cap holder in the fuel filler flap
hin gearm. Prepa
ring theAd Blue ®
re fill canis ter #
Screw onthefast ener of AdBlue ®
re fill canis‐
te r2. #
Screw disposable hose 1onto the opening
of Ad Blue ®
re fill canis ter2 until hand-tight. To
pping up AdBlue ® #
Screw disposable hose 1onto thefiller
neck of theve hicle until hand-tight. #
Lift up and tip AdBlue ®
re fill canis ter2.
The filling process stops when theAd Blue ®
ta nk is compl etely full.
Ad Blue ®
re fill canis ter2 can be remo ved
when it has been only partially em ptied. 174
Driving and pa rking

#
Unscr ew and close disposable hose 1and
Ad Blue ®
re fill canis ter2 inreve rse order. #
Replace theAd Blue ®
fuel filler cap and turn it
clockwise. #
Close the fuel filler flap. #
Swit chon the ignition for at least 60 sec‐
onds.
% Ifth eve hicle could not be star ted as the
Ad Blue ®
tan kwa s em pty, it can take up to
60 seconds forth ere fill to be de tected. #
Start theve hicle.
% Avoid storing AdBlue ®
re fill con tainers per‐
manently in theve hicle. Pa
rking Pa
rking theve hicle &
WARNING Risk of accident and inju ry
caused byan insuf ficiently secu redve hi‐
cle rolling away.
If th eve hicle is not securely par ked suf fi‐
ciently, it can rollaw ay in an uncont rolled
wa yev en at a slight downhill gradient. #
Ensure that the par kedve hicle is alw ays
properly secured against rolling away as
fo llo ws:
R on uphill or downhill gradients, turn
the front wheels so that theve hicle
ro lls towa rdsth eke rb if it starts
moving.
R apply the parking brake.
R vehicles with automatic transmis‐
sion: shift the transmission toposi‐
tion j.
R vehicles with manual transmission:
engage firs t1 orreve rsege ar k. &
WARNING Risk offire caused byhot
ex haust sy stem parts
Flammable material such as lea ves, grass or
twigs may ignite if they come into contact
wi th hot parts of theex haust sy stem or
ex haust gasflow. #
Park theve hicle so that no flammable
material can come into con tact wi thhot
ve hicle components. #
In particular, do not park on dry grass‐
land or har vested grain fields. &
WARNING Risk of accident and inju ry
due tochildren left unat tended in the
ve hicle
If yo u lea vechildren unat tended in theve hi‐
cle, they may be able toset theve hicle in
motion, forex ample by:
R releasing the parking brake. Driving and parking
175

#
Turn brightness control 1up or down.
The lighting of the instrument display and in
th e control elements of theve hicle interior is
adjus ted. Menus and submenus
Fu
nctions on the service menu of the on-
board compu terOn-board computer:
, Service #
Toselect the function: swipe upwards or
down wards on the left-hand Touch Control. #
Press the left-hand Touch Control.
Fu nctions on theService menu:
R Message memory (→ page 498)
R AdBlue :Ad blue ®
ra nge and fill le vel
R Tyres:
- Restart the tyre pressure loss warning
sy stem (→ page 467) -
Check the tyre pressure with the tyre
pressure monitoring sy stem
(→ page 461)
- Restart the tyre pressure monitoring sys‐
te m (→ page 462)
R ASSYST PLUS : calls upthe service due date
(→ page 419)
R Coolant: coolant temp erature display
R Engine oil level: engine oil le vel
R Consumption info: fuel life cycle consump‐
tion Calling up
the assistant display On-board computer:
, Assistance
The following displa ysare available on the assis‐
ta nt displ aymenu:
R Assis tant displ ay
R Attention le vel (→ page 231)
R Full-sur face menu displ ay #
Toswitch between the displa ys:swipe
upwards or down wards on the left-hand
To uch Control. St
atus displa yson the assis tant displ ay:
R é ATTENTION ASSIS T:deactivated
R ¸ Grey radar waves next tovehicle: Blind
Spot Assist or Active Blind Spot Assi stena‐
bled
R ¸ Green radar waves next tovehicle:
Blind Spot Assist or Active Blind Spot Assi st
active
R DISTRO NICActive Dis tance Assi stdispla ys
( → page 200) 254
Instrument Display and on-board computer

VIN and engine number
1
Imprinted engine number stamped into the
crankcase
2 Imprinted VIN (vehicle identification number)
stamped into the crossmember
3 VIN (vehicle identification number) as a label
at the lo wer edge of the windscreen
The VIN as a label at the lo wer edge of the wind‐
screen 3is only available in some countries.
Yo u can obtain fur ther information from any
qu alified specialist workshop. Operating
fluids Note
s on operating fluids &
WARNING Risk of inju ryfrom operating
fl uids harmful to your health
Operating fluids may be poisonous and harm‐
ful to yo ur health. #
Obser vethete xt on the original con‐
ta iners when using, storing or disposing
of operating fluids. #
Alw aysst ore operating fluids sealed in
th eir original conta iners. #
Alw ayske ep children away from operat‐
ing fluids. +
ENVIRONMEN
TALNO TEEnvironmental
pollution caused byenvironmen tally ir re‐
sponsible disposal #
Dispose of operating fluids in an envi‐
ro nmentally responsible manner. Operating
fluids include thefo llowing:
R fuels
R DeNOx agent AdBlue ®
forex haust gas af ter‐
treatment
R lubri cants
R coolant
R brake fluid
R windsc reen washer fluid
R climate cont rol sy stem refrigerant
Only use products app rove dby Mercedes-Benz.
Damage caused bythe use of products that ha ve
not been appr oved is not co veredby the
Mercedes-Benz warranty or goodwill gestures.
Yo u can identify operating fluids appr ovedby
Mercedes-Benz bythefo llowing insc ript ions on
th e conta iner:
R MB- Freigabe (e.g. MB-Fr eigabe 229.51 )
R MB-Appr oval (e.g. MB-App rova l 229.51) Te
ch nical da ta485

1
For diesel fuel with a maximum of 7% byvol‐
ume bio-diesel (fatty acid me thyl es ter)
Ac cording toEuropean standard EN 1694 2you
can find the compatibility indications at thefo l‐
lowing locations:
R onthe instruction label on the fuel filler flap
R onthe fuel pump or pump nozzle suitable for
yo ur vehicle thro ughout Europe
Information on low outside temperatures
Re fuel your vehicle with as much winter diesel
fuel as possible at the beginning of winter.
Before changing overto winter diesel fuel, the
fuel tank should be em pty, if possible. When first re
fuelling with winter diesel fuel, only refuel
using a small amount, e.g. toreser veleve l. The
fuel tank can be filled as usual when next refuel‐
ling.
Fu rther information on fuel can be obtained at a
fi lling station or a qualified specialist workshop.
Ta nk content and fuel reser ve
The total capacity of the fuel tank may vary,
depending on theve hicle equipment. Capacity Model
Total capacity
A 220 d
A 250 43.0 lit
res
or
51 .0 litres
A 220 4MATIC
A 250 4MATIC 51
.0 litres
All other models 43.0 litres Model
of whichreser ve
fuel
All model s5 .0 litres Ad
blue ® Note
s onAdBlue ®
Obser vethe no tes on operating fluids
(→ page 485).
Ad Blue ®
is a wate r-soluble fluid forth eNOx
ex haust gas af tertre atment of diesel engines. Te
ch nical da ta489

*
NO
TEMalfunctions due tothe dilution of
Ad Blue ®
or the use of additive-enhanced
Ad Blue ® The function of
the NOx exhaust gas af ter‐
treatment can be impaire dby the use of
unsuitable denoxification agents. #
Only use AdBlue ®
in accordance wi th
ISO 222 41 . #
Do not dilu teAd Blue ®
wi th wate r. #
Do not use additive-enhanced AdBlue ®
. *
NO
TEDama geand malfunctions due to
impurities in AdBlue ® Consequences of impu
rities in AdBlue ®
:
R increased emission values
R damage tothe catalytic con verter
R NOx exhaust gas af tertre atment malfunc‐
tions #
Avoid impurities in AdBlue ®
. Ad
Blue ®
re sidues cr ystallise af ter a period of
time, and contamina tethe sur faces wi thwhich
th ey come into contact. Clean the dirty sur faces
wi th wate r as soon as possible.
When you open theAd Blue ®
tan k,small
amounts of ammonia vapour may escape. Do
not inhale any ammonia vapours that may be
re leased. Only fill th eAd Blue ®
tank in well-venti‐
lated areas.
Ad Blue ®
filling capacity and consum ption
To tal capacity of AdBlue ®
tank Mode
lT otal capacity
All models 23.8 l Ad
Blue ®
consu mption
Like fuel consu mption, AdBlue ®
consu mption is
highly dependent upon driving style and operat‐
ing conditions. Forth is reason, your vehicle's
actual consum ption figures under normal operat‐
ing conditions may dif fer from the consum ption
fi gures calculated. AdBlue ®
consu mption is
between 1 % and 5 % of fuel consumption. Ha veth
eAd Blue ®
supply checked at a qualified spe‐
cialist workshop before making journe ysoutside
of Europe. Before a longer stay outside of
Europe, consult a qualified specialist workshop.
Display theAd Blue ®
ra nge and le vel
( → page 254). Engine oil
Note
s on engine oil
Obser vethe no tes on operating fluids
(→ page 485). 490
Tech nical da ta

Display messages
Possible causes/consequences and M
MSolutions #
Consult a qualified specialist workshop.
4 Add 1 litre engine oil when
next refuelling *D
isplay message only for cer tain engines:
The engine oil le vel has dropped tothe minimum le vel.
* NO
TEEngine dama gecaused bydriving with insuf ficient engine oil #
Avoid long journe yswith insuf ficient engine oil. #
When next refuelling, add 1 litre of engine oil.
To p up engine oil (→ page 424).
No tes on engine oil (→ page 490).
Drive system Malfunction
Stop Switch engine off *T
he drive sy stem is malfunctioning. #
Stop theve hicle immediately, paying attention toroad and traf fic conditions, and switch off the engine. #
Consult a qualified specialist workshop.
Drive system Malfunction
Visit workshop *T
he drive sy stem is malfunctioning. #
Consult a qualified specialist workshop.
Ø *
The AdBlue ®
leve l has fallen below there ser verange. #
Top up at least 5 l of AdBlue ®
(→ page 173). Displ
aymessa ges and warning/indicator lamps 525

Display messages
Possible causes/consequences and M
MSolutions
Refill AdBlue See Owner’s
Manual
Ø
Top up AdBlue Perf.
reduced in XXX miles See
Owner's Manual *
The low AdBlue ®
leve l will lead tolimited per form ance af terth ere maining dis tance displ ayed has been driven. #
Top up at least 5 l of AdBlue ®
(→ page 173).
Ø
Top up AdBlue Perf.
reduced: XXX km/h No
start in XXX km *
The low AdBlue ®
leve l will lead tolimited per form ance abo vethe speed displa yed.
Af terth e displa yedre maining dis tance has been co vered, it will no longer be possible tostart the engine. #
Top up at least 5 l of AdBlue ®
(→ page 173).
Ø
Refill AdBlue Engine start
not possible *
The AdBlue ®
tank is em pty. Yo u can no lon gerst art the engine. #
Top up at least 5 l of AdBlue ®
(→ page 173). #
Switch the ignition on.
Yo u can restart the engine af ter appro ximately one minu te. 526
Display messages and warning/indicator lamps