ECU MERCEDES-BENZ A-CLASS HATCHBACK 2018 Workshop Manual

R
The traf fic situation is upda ted at short, regu‐
lar inter vals.
R In selec ted count ries, the subscription
service is available free of charge for a period
of thre eye ars from the manufacturing date.
Subscription information sho wsthest atus
(→ page 350).
Re gis tering Live Traf fic Information:
R The service must be regis tere d with
Mercedes me (→ page 350).
This secures the free-of- charge period of
th re eye ars.
In fo rm ation on theve hicle's position is regular ly
sent toDaimler AG. The da tais immediately ren‐
de red anonymous byDaimler AGand forw arded
to the tra ffic data pr ovider. Using this data, traf‐
fi c re ports releva nt totheve hicle's position are
sent totheve hicle. The vehicle acts as a sensor
fo rth eflow of traf fic and helps toimpr ovethe
qu ality of the tra ffic reports. If
yo u do not wanttotransmit theve hicle posi‐
tion, you ha vethefo llowing options:
R You deactivate the service in the Mercedes
me por tal.
R You ha vethe service deactivated at a
Mercedes-Benz service cent re.
Useful information on FM RDS-TMC:
R A FM RDS-TMC radio station broadcasts traf‐
fi c re ports alongside thera dio programme.
R FM RDS-TMC is not available in all countries.
Showing subscription information for Li ve
Tr af fic Information
Requ irements:
R The vehicle is equipped with Live Traf fic
Information. Multimedia sy
stem:
, © .
Navigation .
¡ .
Traffic #
Todispl aymanuall y:select Live Traffic Sub-
scription Info.
The traf fic da tasupplier's logo and thest atus
of the subscription are displa yed. The sub‐
scription is either still valid or it has expired.
The subscription expiry date is automatically dis‐
pla yed:
R one month before theex piry date
R one week before theex piry date
R ontheex piry date
% When the subscription for Live Traf fic Infor‐
mation has expired then in selected coun‐
tries FM RDS-TMC is available.
% The subsc ript ion can be extended
(→ page 351).
Re gis tering Live Traf fic Information
Re quirements:
R The vehicle is equipped with Live Traf fic
Information. 350
MBUX multimedia sy stem

R
You ha vea user account on the Mercedes
me website.
The Live Traf fic Information service must be reg‐
is te re d. This secures the full period of three
ye ars. #
Create a user account at Mercedes me at:
http://www.mercedes.me. A valid email
address is requ ired forth is. #
Regis terth eve hicle using theve hicle identifi‐
cation number (VIN). #
Tocar ryout there gistration yourself: con‐
nect theve hicle with your Mercedes me user
account in the Mercedes me por tal.
A code is sent tothe multimedia sy stem. #
Ente rth e code into the multimedia sy stem. #
Accept thege neral and specific term s of use. #
Registration in the Mercedes-Benz
service centre: have the connection car ried
out at a Mercedes-Benz service cent re.Extending a Live
Traf fic Information sub‐
scription
Re quirements:
R The vehicle is equipped with Live Traf fic
Information.
R You ha vea user account on the Mercedes
me website. #
Call up the Mercedes me website. #
Call up the Mercedes me user account. #
Switch tothe Mercedes me connect online
st ore via the linked vehicle. #
Select the Live Traf fic Information service. #
Select there ne wa l period. #
Addth e product tothe shopping bask et. #
Accept thege neral and specific term s of use.
Live Traf fic Information remains activated for
th e selected extension pe riod. Activation
begins on the date of extension. Showing traf
fic information
Re quirements:
R The Traffic display is switched on
(→ page 353).
R The following traf fic displ ays are switched on
(→ page 353):
Traffic incidents
Free-flowing traffic
Delay
Multimedia sy stem:
, © #
Select Navigation.
The map sho ws thefo llowing traf fic information:
R traf fic incidents, forex ample:
- roadwor ks
- road bloc ks
- warning messages
When route guidance is active, the symbols
fo r traf fic incidents will be shown in colour
on thero ute. Off thero ute they are gr ey. MBUX multimedia sy
stem 351

Connecting a mobile phone (au
thorisation
using Secure Simple Pairing) #
Select a mobile phone. #
A code is displa yed in the multimedia sy stem
and on the mobile phone. #
Ifth e codes match: confirm the code on
th e mobile phone.
% For older mobile phone models, enter a one
to sixteen-digit number code on the mobile
phone and on the multimedia sy stem for
authorisation.
% Upto15 mobile phones can be auth orised
on the multimedia sy stem.
Auth orised mobile phones are reconnected
au tomatical ly.
% The connected mobile phone can also be
used as Blue tooth®
audio equipment
(→ page 409). Connecting a second mobile phone (two
phone mode)
Requ irements:
R Atleast one mobile phone is already connec‐
te dto the multimedia sy stem via Blue tooth®
.
Multimedia sy stem:
, © .
Phone .
ª #
Select Connect new device. #
Select the mobile phone. #
Select With .
The selected mobile phone is connected to
th e multimedia sy stem. #
Select + .
The selected mobile phone is connected to
th e multimedia sy stem. Fu
nctions of the mobile phone in two phone
mode
Fu nctions overview Mobile phone in
the
fo re gr ound Mobile phone in
the
bac kground
Fu llra nge of func‐
tions Incoming calls and
messa
ges Inter
changing mobile phones (two phone
mode)
Multimedia sy stem:
, © .
Phone #
Select F.
Yo u can also inter change the two connected
mobile phones in thefo llowing submenus:
R Contacts
R Call list
R Messages
Af ter inter changing the mobile phones in one of
th e submenus, the mobile phone in thefo re‐ 37 0
MBUX multimedia sy stem

R
System ID (anonymised)
The transfer of this data is used tooptimise
communication between theve hicle and the
mobile phone.
To do this, and toassign se veralve hicles tothe
mobile phone, a vehicle identifier is randomly
ge nerated.
This has no connection totheve hicle identifica‐
tion number (VIN) and is dele ted when the multi‐
media sy stem is reset (→ page 320).
The following driving status data is transmit ted:
R Transmission position engaged
R Distinction between par ked, standstill, rolling
and driving
R Day/night mode of the instrument clus ter
The transfer of this data is used toalter how
con tent is displ ayed tocor respond tothe driving
situation.
The following position data is transmitte d:
R Coordinates
R Speed R
Compass direction
R Acceleration di rection
This da tais only transfer red while the navigation
sy stem is active, in order toimpr oveit (e.g. so it
can continue functioning when in a tunnel). Mercedes me connect
Note
s on Mercedes me connect
Mercedes me connect pr ovides thefo llowing
services:
R Accident and breakdown mana gement (me
button or auto matic accident or breakdown
de tection)
R Appointment requests or similar (me button)
R Ifth e service is activated: Concier geService
(me button)
R Mercedes-Benz emergency call sy stem (SOS
button)
Mercedes me connect accident and breakdown
management, the Mercedes me connect Con‐
cier geService (if service is acti vated) and the Mercedes-Benz emer
gency call centre are availa‐
ble foryo u around the cloc k.
The me button and the SOS button can be found
on theve hicle's overhead control panel
(→ page 389).
Yo u can also call the Mercedes-Benz Cus tomer
Centre using the multimedia sy stem
(→ page 389).
Please no tethat Mercedes me connect is a
Mercedes-Benz service. In emer gencies, al ways
call the national emer gency services firs t using
th est andard national emer gency service phone
numbe rs. In eme rgencies, you can also use the
Mercedes-Benz emer gency call sy stem
(→ page 392).
Obser vethe conditions of use for Mercedes me
connect and other services. These can be
obtained in the Mercedes me por tal: https://
me.secu re.mercedes-benz.com
Fu rther information on Mercedes me connect,
th e pr ovided service scope and operation:
http://manuals.daimler.com/baix/cars/
connectme/en_GB/index.html 388
MBUX multimedia sy stem

transmit vehicle data and the vehicle's position
to the Mercedes-Benz Customer Centre in order
to improve the processing of your request?
mes‐
sa ge appears. #
Select Yes.
Re leva nt identi fication da tais transmitted
automaticall y.
More information on Mercedes me: http://
www.mercedes.me Tr
ansfer red data during a se rvice call Obser
vethe conditions of use for Mercedes me
connect and other services. These can be
obtained in the Mercedes me por tal: https://
me.secure.mercedes-benz.com
When you make a service call via Mercedes me
connect, data will be transmitted.
Depending on which service is activated, thefo l‐
lowing data is transmitte d when a call is made:
R Vehicle identification number
R Mercedes me cus tomer identification num‐
ber R
Reason forth e initiation of the call
R Language set in the multimedia sy stem
R Confirmation of the data pr otection prom pt
R Cur rent vehicle location
R Mileage and maintenance data
R Selected data about thest atus of theve hicle
The following data is transmitted if no service is
activated and the data pr otection prom pthas
been confirmed:
R Vehicle identification number
R Mercedes me cus tomer identification num‐
ber
R Reason forth e initiation of the call
R Language set in the multimedia sy stem
R Confirmation of the data pr otection prom pt
The following data is transmitted if the data pro‐
te ction prom pthas been rejected:
R Reason for initiating the call
R Rejection of the data pr otection prom pt Mercedes me and apps
Information about Mercedes me
When you log in with a user account tothe
Mercedes me por tal,th en services and of fers
from Mercedes-Benz will be available to you.
Av ailability is countr y-dependent.
Fo r more information consult a Mercedes-Benz
service centre or visit the Mercedes me por tal:
http://me.secure.mercedes-benz.com
% Make sure you alw ayske ep the Mercedes
me apps updated.
Calling up the Mercedes me user account
Multimedia sy stem:
, © .
Mercedes me & Apps
Yo ur vehicle is connected with a user
account #
Select Mercedes me.
Information about the connected user
account appears. MBUX multimedia sy
stem 391

#
Remo ve wa rning triangle 1.
Setting up thewa rning triangle #
Fold side reflectors 1upwards toform a tri‐
angle and attach at theto p using upper
press-stud 2. #
Fold legs 3down and out tothe side. Fi
rs t-aid kit (soft-sided) overview Fir
st-aid kit (so ftsided) 1is in the luggage
compartment in the left-hand stowage net.
% Depending on theve hicle's equipment, the
fi rs t-aid kit (soft-sided) is in there cess in the
side trim. Re
moving the fire extinguisher &
WARNING Risk of accident due toan
incor rectly secu redfire extinguisher in
th e driver's foot we ll
A fire extinguisher in the driver's foot we ll
may impede pedal tra vel or block a
depressed pedal.
This jeopardises the operating and road
saf ety of theve hicle.
Moreo ver,th efire extinguisher can be flung
around in the driver's foot we ll and injure the
driver or other vehicle occupants. #
Alw aysst ore and secure thefire extin‐
guisher in the brac ket du ring the jour‐
ne y. #
Do not remo vethefire extinguisher
while driving. Breakdown assi
stance 437

St
arting assi stance and charging the12 V
battery Re
quirements:
R The vehicle is secured with the electric park‐
ing brake.
R Automatic transmission: the transmission
is in position j.
R Manual transmission: the transmission is in
neutral.
R The ignition and all electrical consumers are
switched off.
R The bonn etis open. #
Slide co ver1 of positive clamp 2onthe
jump-s tarting connection point in the direc‐
tion of the ar row. #
Connect positive clamp 2onyour vehicle to
th e positive pole of the donor battery using
th e jump lead/charging cable. Alw ays begin
with positive clamp 2onyour ow nve hicle
fi rs t. #
During starting assi stance: start the
engine of the donor vehicle and run at idle
speed. #
Connect the negative pole of the donor bat‐
te ry and ear thpoint 3ofyour ow nve hicle
by using the jump lead/charging cable. Begin
with the donor battery firs t. #
During starting assi stance: start the
engine of your ow nve hicle. #
During thech arging process: start the
ch arging process. #
During starting assi stance: letthe engines
ru nfo r se veral minutes. #
During starting assi stance: before discon‐
necting the jump lead, switch on an electrical
consumer in your ow nve hicle, e.g. there ar
wind owheater or lighting.
When thest arting assis tance/charging process
is compl ete: #
First,re mo vethe jump lead/charging cable
from ear thpoint 3and negative pole of the
donor batter y,then from positive clamp 2
and positive pole of the donor batter y.Begin 448
Breakdown assis tance

R
the energy supply or the on-board electri‐
cal sy stem is malfunctioning.
When your vehicle is then towe daw ay, signif‐
icantly more ef fort may be requiredtosteer
and brake than is no rmally requ ired. #
Use a tow bar. #
Make sure that thesteering wheel can
mo vefreely, before towing theve hicle
aw ay. *
NO
TEDama gedue toexcessive tracti ve
po wer If
yo u pull away sharpl y,the tractive po wer
may be too high and theve hicles could be
damaged. #
Pull away slowly and smoo thly. Loading the
vehicle for transport #
Obser vethe no tes on towing away
( → page 450). #
Connect theto w bar totheto wing eye in
order toload theve hicle.
% You can also attach theto w bar tothe trailer
hitch. #
Vehicles with automatic transmission:
shift the automatic transmission toposition
i.
% Ve
hicles with automatic transmission:
th e automatic transmission may be loc ked in
position jintheeve nt of dama getothe
electrical sy stem. Toshift toi , pr ovide the
on-board electrical sy stem with po wer
( → page 448). #
Vehicles with manual transmission: shift
to neutral. #
Load theve hicle onto the transpor ter. #
Vehicles with automatic transmission:
shift the automatic transmission toposition
j. #
Vehicles with manual transmission:
engage firs t or reve rsege ar. #
Use the electric parking brake tosecure the
ve hicle against rolling away. #
Only secure theve hicle bythe wheels.
4MATIC vehicles/ vehicles with automatic
transmission #
Make sure that the front and rear axles come
to rest on the same transpor tation vehicle.
* NO
TEDama getothe driv etra in due to
incor rect positioning #
Do not position theve hicle abo vethe
connection point of the transport vehi‐
cle. 452
Breakdown assis tance

If
th e newly inser ted fuse also blo ws, ha vethe
cause traced and rectified at a qualified special‐
ist workshop, e.g. a Mercedes-Benz Service
Centre.
Ensure thefo llowing before replacing a fuse:
R The vehicle is secured against rolling away.
R All electrical consumers are switched off.
R The ignition is switched off.
The electrical fuses are located in various fuse
bo xes:
R Fuse box in the engine compartment on the
left-hand side of theve hicle, when vie wed in
th e direction of tr avel (→ page 455)
R Fuse box in the front passenger foot we ll
(→ page 456)
R Fuse box in the cent reofthe load compart‐
ment (→ page 457) Opening and closing
the fuse box in the
engine compa rtment Requ
irements:
R You need a dry clo thand a sc rewdriver. Obser
vethe no tes on electrical fuses
(→ page 454).
Opening &
WARNING Risk of inju ryfrom using the
windscreen wipers while the engine bon‐
net is open
When the engine bonn etis open, and the
windscreen wipers are set in motion, you can
be trapped bythe wiper linkage. #
Alw ays switch off the windscreen wip‐
ers and ignition before opening the
engine bonn et. #
Open the bonn et. #
Remo veany existing moisture from the fuse
box using a dry clo th. #
Loosen scr ews1. #
Press clamps 2and lift the fuse box lid up
and out.
The fuse assignment diagram is in a recess on
th e side of the fuse box. Breakdown assis
tance 455

Ra
dio equipment appr oval of the ty repres‐
sure moni toring sy stem
Ra dio equipment appr oval numbers Argentina
CNC ID: H-20027 Countr
yRadio equipment appr oval
number
Ar ge ntina See ab ove
Au stra lia Brazil
MODELO:
TSSRE4A
AN ATEL: 05 181-17-06643
Es te equipamento opera em
caráter secundário, is toé, não
te m direito à pr oteção contrain‐
te rferência prejudicial, mesmo de
es tações do mesmo tipo e não
pode causar inter ferê ncia a si ste‐
mas operando em caráter pri‐
mário. Countr
yRadio equipment appr oval
number
European
Union Hiermit erklärt Huf Hülsbeck &
Für
stGmbH & Co. KG, dass der
Fu nkanlagentyp TSSRE4A &
TS SSG4G6 der Ri chtlinie
20 14 /53/EU entspricht.
Der vollständi geText der EU-Kon‐
fo rm itätserklärung ist unter der
fo lgenden In tern etadresse ver‐
fügbar: http://www.huf-
group.com/eudoc
Fr equenzband: 433,92 MHz
Abgestrahlte maximale Sende‐
leistung: <10 mW
Her steller:
Huf Elect ronics Br ette n GmbH
Ge we rbestr. 40 Wheels and tyres
463