ad blue MERCEDES-BENZ A-CLASS HATCHBACK 2018 Owners Manual

#
Set the desired temp erature using thew
button. #
Press button 1.
The red or blue indicator lamp on button 1
lights up or goes out.
The colours of the indicator lamp ha vethefo l‐
lowing meaning:
R Blue: stationary ventilation is switched on. R
Red:stationary heater is swit ched on.
R Yello w: departure time is preselected.
The stationary heater/ stationary ventilation
switches off au tomatical lyafte r 50 minutes.
Operation using the app: thest ationary
heater/ ventilation can also be operated via the
Mercedes me connect app. Further information
can be found in the separate Owner's Manual
under http://manuals.daimler.com/baix/cars/
connectme/en_GB/index.html.
Setting thest ationary heater/stationary ven‐
tilation via the multimedia sy stem #
Calling up the air conditioning menu
(→ page 143). #
Select Auxiliary heating.
Selecting the departu retime #
Select the time TIME A: XX, TIME B: XXor
TIME C: XX.
Setting the departu retime #
Select the time TIME A: XX, TIME B: XXor
TIME C: XX. #
Select the pen beside the time. #
Set a time.
Setting thest ationary heater/stationary ven‐
tilation via remo tecont rol
Re quirements:
R The fuel tank has been filled toat least Õ.
Swit ching on immediately 14 6
Climate cont rol

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

When
telephoning, you must obse rveth e legal
re qu irements forth e count ryin which you are
cur rently driving.
Re quirements:
R The mobile phone is connec tedto the multi‐
media sy stem.
On-board computer: , Telephone
The most recent telephone calls (dialled,
re cei ved and missed calls) are displa yed on the
Telephone menu. #
Toselect an entr y:swipe upwards or down‐
wa rds on the left-hand Touch Control. #
Press the left-hand Touch Control.
If th ere is only one telephone number
sa ve dto an entr y:thete lephone number is
selec ted. #
Ifth ere are multiple telephone numbers
sa ve dto an entr y:swipe upwards or down‐
wa rds on the left-hand touch cont rolto
select the desired telephone number. #
Press the left-hand Touch Control.
The telephone number will be dialled. The
following displa ysmay appear ins tead of the
te lephone numbers dialled:
R Please wait :th e application is starting. If a
Blue tooth ®
connection tothe mobile phone
is not es tablished, the menu for auth orising
and connecting a mobile phone will be dis‐
pla yed on the multimedia sy stem
(→ page 369).
R Updating data: the call list is being updated.
R Importing contacts : contacts are being
impor ted from the mobile phone or a storage
medium.
Ac cepting/rejecting a call
Ve hicles with head-up displa y:When you
re cei vea call, theIncoming call message will
appear on the head-up displa y. #
Swipe up wards or down wards on the left-
hand Touch Control and select 6(Accept)
or ~ (Reject). #
Press the left-hand Touch Control.
Yo u may accept/ reject the call using button
6 or~ onthesteering wheel. Setting
the head-up display using the on-
board compu ter On-board computer:
, HEAD-UP DISPLAY
The following head-up display settings can be
selec ted:
R Position
R Brightness
R Displa ys #
Toselect a setting: swipe upwards or down‐
wa rds on the left-hand Touch Control. #
Press the left-hand Touch Control. #
Toadjust the position: swipe upwards or
down wards on the left-hand Touch Control. #
Toadjust the brightness: swipetothe left
or right on the left-hand Touch Control. #
Press the left-hand Touch Control. In
stru ment Display and on-board computer 259

Ve
hicle voice commands Vo
ice command Colloquialexample Function
Temperature colder I would like to reduce the tempera-
tureRe
duces thete mp erature of the air conditioning sy stem
Air recirculation on I would like to activate the air circu-
lationSwitches on air
recirculation mode forth e air conditioning sy stem
Automatic climate control driver on I would like to switch on the auto- matic climate control for the driv-
er's seatSwitches on automatic climate control
forth e driver's or front passenger
side
Ambient light blue Switch ambient light to blueSwitches ambient lighting, e.g.
toblue
Wave massage driver on I would like to switch on the wave
massage for the driver's seatSwitches on
thewav e massage forth e driver's or front passenger seat
Massage driver's seat off Switch the driver's side massage
offSwitches off
the massage function forth e driver's or front passenger seat
Seat heating driver on I would like to switch on the seat
heating for the driver's seatSwitches on
the seat heating forth e driver's or front passenger seat
Seat heating front passenger level
2 Seat heating front-passenger on
level 2Sets
the seat heating forth e driver's or front passenger seat toleve l 2 LINGU
ATRO NIC 277

Setting
the da te #
Select Set date . #
Set a da te.
% Invehicles with GPS, a date cannot be set
eve n wi thactive manual time adjustments.
The date is then set automatically thro ugh
th e selected time zone. Connectivity
Switching transmission of
theve hicle posi‐
tion on/off
Multimedia sy stem:
, © .
Settings .
System .
Wi-Fi &
Bluetooth #
Select Transmit vehicle position .#
Activate or deacti vate the function. Blue
tooth ® Information about Blu
etoo th®
Bl ue tooth ®
tech nology is a standard for short-
ra nge wi reless data transfer up toappr oximately
10 m.
Yo u can use Blue tooth®
to connect your mobile
phone tothe multimedia sy stem and use thefo l‐
lowing functions, forex ample:
R hands-free sy stem with access tothefo llow‐
ing options:
- con tacts (→ page 374)
- call lists (→ page378)
- text messa ges
R Internet connection
R listening tomusic via Blue tooth®
audio
R transfer ring business cards (vCards) into the
ve hicle
Blue tooth ®
is a regis tere d trademark of Blue‐
toot h Special Interest Group (SIG) Inc.
% Internet connection via Blue tooth®
is not
av ailable in all countries. Ac
tivating/deactivating Blue tooth ®
Multimedia sy stem:
, © .
Settings .
System .
Wi-Fi &
Bluetooth #
Toswitch on Blue tooth ®
:select Connect
via Bluetooth. #
Activate Bluetooth. #
Toswitch off Blue tooth ®
:select Settings . #
Deactivate Bluetooth. Wi
-Fi Wi
-Fi connection overview
Yo u can use Wi-Fi toestablish a connection with
a Wi -Fi network and toaccess the Internet or
ot her network devices.
The following connection options are available:
R Wi-Fi connection
The Wi-Fi connection toaWi -Fi-capable
device, e.g. the cus tomer's mobile phone or
a ta blet PC is es tablished.
R Multimedia sy stem as a Wi-Fi hotspot MBUX multimedia sy
stem 313

Using
this function, a tablet PC or no tebook
can be connec ted, forex ample. The connec‐
te d device can use the data tariff of theve hi‐
cle. A maximum of thre e devices can be con‐
nected with the hotspot at the same time.
% The use of theve hicle data tariff by extern al
devices is not available in all countries.
To estab lish a connection, you can use thefo l‐
lowing me thods:
R WPS PIN
The connection toa secure Wi-Fi network is
made via a PIN.
R WPS PBC
The connection toa secure Wi-Fi network is
made bypressing a button (push button).
R Security key
The connection toa secure Wi-Fi network is
made via a secu rity key.
Setting up Wi-Fi
Requ irements:
R The device tobe connec ted supports one of
th eth re e means of connection described. Multimedia sy
stem:
, © .
Settings .
System .
Wi-Fi &
Bluetooth
Switching on Wi-Fi #
Select Wi-Fi.
The Wi-Fi is switched on and you can con‐
nect the multimedia sy stem with extern al
hotspots.
Swit ching off Wi-Fi #
Select Settings . #
Deactivate Wi-Fi.
If Wi-Fi is deactivated, communication via Wi-
Fi to all devices is inter rupte d. This also
means that a connection tothe communica‐
tion module cann otbe es tablished. Then
some functions such as dynamic route guid‐
ance with Live Traf fic Information are not
av ailable.
Connecting the multimedia sy stem with a
new device via Wi-Fi
This function is available if a communication
module is not ins talled. The type of connection es
tablished must be
selected on the multimedia sy stem and on the
device tobe connec ted.
% The connection procedure may dif fer
depending on the device. Follow the instruc‐
tions that are shown in the displa y.Fu rther
information (see the manufacturer's operat‐
ing instructions). #
Select Connect via Wi-Fi. #
Select Add hotspot.
Connecting using a security key #
Select the options rofthe desired Wi-Fi
networ k. #
Select Connect using security key . #
Have the security key displa yed on the device
to be connec ted (see the manufacturer's
operating instructions). #
Ente rth is security key on the multimedia sys‐
te m. #
Confirm the entry with¡.
% All devices support a security key as a
means of connection. 314
MBUX multimedia sy stem