ECU MERCEDES-BENZ CLA 2020 Repair Manual

R
Lastdes tinations
R Climat econtr ol
R Ambient lighting
R DYNA MIC SELE CTI(individua l)
R Instrument Display,Hea d-up Display and
st yle (displa yst yle of themultimedia system)
R Themes, suggestion sand favo rite s
% Settings fordr iver assi stanc esy stems can‐
no tbe save din thepr ofile.
Mer cedes meconnect profile
If yo uuse apr ofile from Mer cedesme conn ect ,
th efo llo wing onlinefunc tionsar eav ailable, for
ex am ple:
R Youcan configur eth ese ttings intheve hicle
using theMer cedes meapp andthe
Mer cedes meportal.
R Youcan synchronize your profile on
Mer cedesme conn ect withth epr ofile inthe
ve hicle (/page263).
R Youcan add aper son alprofile pho tothat is
sho wnintheve hicle. R
Youcan take your profile and someof your
se tting swit hyo uin ne wvehicles.
Re quirement sfo rusi ng Mercedes mecon‐
nect profiles:
Fo rth eve hicle owner :
R Youha ve aMer cedesme user accoun t.
R The vehicle hasbeen connectedwithth e
user accoun t.
R The person alizatio nser viceis act ivat ed.
Fo radd itional usersof theve hicle:
R Youha ve aMer cedesme user accoun t.
R The vehicle owner hasin vit ed youto connect
yo ur user accoun ton Mer cedesme withth at
of his vehicle.
R Youha ve acc eptedth einvit ation.
Cr eating ane wprofile
Multimedia system:
4 © 5
f Profiles #
Select 0081Create Profile. #
Select anavatar. #
Enterth ename andconfirm with0076. #
Sele ctCont inue0048 . #
Tosave thecur rent settings inapr ofile:
select Current Settings. #
Select Save.
or #
Toadop tth efa ct or yse ttings: selectFac -
to ry Set tings. #
Select Save.
% Further information onsettin gauser profile
(/ page263). #
ActivateBlu etoo th®
and selec tCon nect
Phon e,to connect amob ile pho newith the
user profile (/ page33 3).
Yo ucan also setup auser profile wit hout regis‐
te ring amob ile pho ne. #
Select Finish.
The user profile is save d. 262
MBUX multimedia system

me
connect whentheignition isswitc hedon
and off.
or #
Select Synchroniz eProfiles Now.
Af tersele cting this op tion ,th epr ofiles inthe
ve hicle aresync hronized withth epr ofiles on
Mer cedes meconnect .
% During sync hroniz ation thepr ofile listand
th epr ofile func tionsar ebloc ked.
% Noteon data protection: ifyo udo notwish
to shar eyo ur dat awit hMer cedesme, make
sur eth at theaut omatic synchroniz ation is
switc hedoffand donotselect Synchroniz e
Profiles Now.
Sho wing thepr ofile selection whenentering
Re quirement s:
R Atleas tone profile has been creat ed.
Multim ediasystem:
4 © 5
f Profiles
If th eop tion isactiv ated, youcan seeapr ofile as
soo nas youget in. #
Selec tGener alSet tings. #
ActivateSho wPro file Sel ecti onWh enGet-
ting In.
Wh entheve hicle isstar ted, themedia dis‐
pla ysho wstheactiv epr ofile. Them
es Ov
ervie wof themes
Yo ucan configur eth eve hicle settin gsaccor ding
to your prefer en ces and save as ath eme. A
th eme canbecalled upanytime viathehome
scr een. Thereis then no need tomak eth e
desir edsettings again.
Ther ear epr e-def inedthemes available, e.g.
Jour ney,Efficie ncy and Lounge.
Ex am ple forthe use ofthemes
Fo rre cur ring drivi ng situa tions, such aslon g
dr ives on thefree wa y,yo ucan save your prefer‐
re dse ttings inath eme intheve hicle.
Yo ucan save thefo llo wing settings inath eme,
fo rex am ple:
R Displays(e.g. navig ation maportach ome ter)
R Prefer redra dio statio n R
Favoreddr ive pr ogr am
These settings aresa ve dunder thename you
wish when setting upath eme (/page265). On
th ene xt free wa yjo ur ne yyo ucan selectthis
th eme andther eb yre stor eyo ur setting s.
Cont entofath eme
Dep endingonvehicle equipment thefo llo wing
se ttings canbesave din ath eme:
R Setting oftheIns trument Display
(/ page21 5)
R Setting oftheHead-up Display(/ page22 7)
R Setting oftheambient lighting(/page11 8)
R Activeau dio sou rce, e.g. radio orUSB
R Startin gsc reen forth emedia display
R Visual style (/ page28 1)
R DYNA MIC SELE CTdrive pr ogr am
(/ page14 0)
R Eco star t/ stop setting (/ page13 8)
R Navig ation system settings
% Atheme contains thecur rently activeset‐
tings intheve hicle. 26
4
MBUX multimedia system

No
tificatio nsCenter Ov
erview oftheNo tificatio nsCenter
The follo wing communic ationsar ecollec tedin
th eNo tification sCent er:
R Communicat ionswhichar ege ner ated bythe
ve hicle orfrom multimedia system.
R Communicat ionswhichar ere cei vedth ro ugh
th euse ofser vices.
The follo wing notificat ion types areav ailable for
yo u:
R Navig abl edes tinations androutes
R Mess ages (tex tmes sage s)
R System information ,e.g. Import antSoft ware
Update Available
R Other notification s,e.g. from additional
online services that can besubsc ribed to
The 3 Notificati ons Center can befound on
th ehome screen, inmenus andattheto pright
of thena vig ation map(/page24 9).
Ne wly recei vedmessag eswill beindicat edwith
a st ar inthe3 symbol. No
tification sar enor mally brief lysho wnasthey
ar ere cei ved. This occursfo rnear lyeve ryappli‐
cat ion that youar ecur rently using .If yo uta ke
no acti on, these arestor ed forfutur eaccess in
th eNo tification sCent er.
The notification sar esor tedch ronol ogically.The
mos tre cent notifica tions areat theto p. A
no tification showsthefo llo wing informatio n:
R Symbo lor imag e1 forth eapplication
R Title 2, which cont ains thename, ate le‐
phon enumb eror ana vig ation destination ,
fo rex am ple
R The serviceand addit ionalinf ormat ion3 R
Atim est am p5
R Ifse veralact ions areav ailable, symbol4 to
open orclose theno tification .
Depen dingonthetype ofnotification ,up tofour
dif fere nt acti ons 6areav ailable.
Ex am ples ofact ionsinc lude:
R Read aloud
R Plac ingacall
R Reply
R Calling upawe bpag e
R Navig ation
Some notificatio ns,e.g. ana vig ation destination,
ar estor ed long er.Ther efor e, itis no tnecessar y
to car ryout available actionsdir ect lyon the
re cei ptoftheno tification s.Aro uteguidan cecan
be star tedat alat er time.
% Youcan star ta global searchintheNo tifica‐
tions Center (/ page 272). 27
0
MBUX multimedia system

#
Toswitc hon: turnvo lume control 1 or
ch ang eth emedia source. Ad
jus tingthe volum e Ad
jus tingwi th the contr olkno b On
themultifunc tionsteer ing wheel On
themultimedia system #
Turn volume control 1.
The volume ofthecur rent volume grou p(e.g.
ent ertainm ent)is set.The volume ofother
gr oups canbeadjus tedsepar ately.
Ad jus tth evo lume inthefo llo wing situat ions:
R during atraf fic annou ncement
R during ana vig ation anno uncement R
during ate lephon ecall
Se tting inthemenu #
Press the© buttonon theTo uc hCon trol
or on theto uc hpad. #
Select Settings. #
Select System. #
Select Aud io. #
Select avo lume setting. #
Setth evo lume. Ent
ering charact ers Usi
ngthech aract erinput functi on &
WARNIN GRisk ofdist ra ction from infor‐
mati onsystems andcomm unication s
eq uipment
If yo uoper ateinf ormat ionand comm unic a‐
tio neq uipme ntintegratedin theve hicle
when driving, youwill bedistract ed from the
tr af fic situ ation. Thiscou ldalso cau seyouto
lose control of theve hicle. 27
4
MBUX multimedia system

#
Onlyoper ateth is eq uipmen twhen the
tr af fic situ ation per mits. #
Ifyo ucan notbe sur eof this, stop the
ve hicle whilstpa ying attention toroad
and traffic condi tions andoperate the
eq uipment withth eve hicle statio nary. Yo
umus tobse rveth eleg alrequ iremen tsforth e
cou ntryin whi chyouar ecur rentl ydr ivi ng when
op erati ng themultimedia system.
Re quirement s:
R Forthe handwr iting recognit ionread-
aloud function:themultimedia system is
eq uipped withavo ice con trol system.
R The read-al oudfunction isavailable forth e
select edsystem languag e.
R The handwr itingrecogni tionread-al oudfunc‐
tio nis act ivat ed.
Charact erent rycan becar ried out withth ese
con trol element s:
R Touc hCon trol R
Touc hsc reen (media display)
R Touc hpad
Char acterinput can bestar tedwit hacon trol
element andresumed withano ther. #
When theke ypad issho wn, enterth ech arac‐
te rs on thecon trol element byswiping and
pr essing orby tapping (touc hscr een).
or #
Write th ech aract erson theto uc hpad orthe
to uc hsc reen.
The touc hpad suppo rts ch aract erinput withth e
fo llo wing functions:
R Han dwritingre cogni tionoffers charact ersug‐
ge stions .
R Ifth ere ad aloud function isact ivat ed for
handwr itingrecogni tionthen theent ered
ch aract ersar ere ad aloud.
Ex am ples ofcharact erent ry:
R Renam ingafa vo rite R
Looking forsear chresults intheglobal
sear ch.
R Entering ade stinat ionaddr essinthena vig a‐
tion system
R Entering awe baddr ess
Ent ering charact erson theto uc hpad
Re quirement s:
R Ifyo uwish tohave thech aract erinput read
aloud: there ad aloud function ofthehand‐
wr iting recogni tionisswi tched on
(/ page 253).
R Anonline connection isrequ ired forsome
functions. MBUX
multimediasy stem 27
5

If
atime zone issetth etime issetaut omaticall y
using thetime zone.The time canbeadjus tedby
a max imum ofplus ormin us60 min utes. #
Adjus tth etime using theslide control.
Se tting theda te #
Select Set Date . #
Seta da te.
% Invehicles withGPS, adat ecanno tbe set
eve nwi th act ive man ualtimeadjus tment s.
The dateis then setaut omaticall yth ro ugh
th eselect edtime zone. Blue
tooth® Inf
orma tion abou tBlu etoo th®
Bl ue tooth®
tech nol ogy isast andar dfo rshor t-
ra ng ewi reless datatransf erup toappr oximat ely
32. 8ft (10 m).
Yo ucan useBlue tooth®
to connect your mob ile
phon eto themultimedia system and usethefo l‐
lo wing functions,forex am ple:
R Han ds-free system withaccess tothefo llo w‐
ing option s: -
con tacts (/ page 338)
- call lists (/ page34 1)
R Interne tconnection (/page358)
R Listening tomusi cvia Blue tooth®
audio
(/ page36 9)
R Trans ferring busine sscar ds(vCar ds)intoth e
ve hicle
Blue tooth®
is are gis tere dtra demar kof Blue‐
to othSpecial Interes tGr oup (SIG) Inc.
% Interne tconn ection viaBlue tooth®
is no t
av ailable inall coun tries.
Ac tiv atin g/deac tivatin gBlue tooth®
Multimedia system:
4 © 5
Set ting s5
System
5 Wi-Fi &Bluetoot h #
Switc hBluetoot hon oroff. Wi
-Fi Wi
-Fico nne ctio nove rview
Yo ucan useWi-Fi toestablish acon nection with
a Wi -Fi networkand toacc ess theInt erne tor
ot her networkde vices.
The follo wing connection option sar eav ailable:
R Wi-Fi conne ction
The Wi-Fi conne ctionto aWi -Fi-ca pable
de vice ,e.g .th ecus tomer's mobilephone or
a ta ble tPC ises tablished.
R Multimedia system asaWi -Fi hotspo t
Usi ngthis func tion,a ta ble tPC ornotebook
can becon nected, forex am ple. Theconnec‐
te dde vice canusethedat ata riff of theve hi‐
cle. Amaximum ofthre ede vices canbecon ‐
nect edwithth eho tspo tat thesame time.
% The useoftheve hicle datata riff by extern al
de vic es isno tav ailable inall coun tries.
To estab lish acon nection ,yo ucan usethefo l‐
lo wing methods:
R WPS PIN MBUX
multimedia system 283

The
conn ection toasec ureWi -Fi networkis
mad evia aPIN .
R WPS PBC
The conne ctionto asec ureWi -Fi networkis
mad eby pressing abutt on(push button).
R Secur itykey
The conn ection toasec ureWi -Fi networkis
mad evia asecu rity key.
Se tting upWi-Fi
Re quirement s:
R Tosetup theWi -Fico nne ctio nof themu l‐
tim edia system withne wde vices: ther eis
no comm unication moduleinstalled.
R The device tobe con nectedsuppor tsone of
th eth re emeans ofcon nect iondescr ibed. Multimedia
system:
4 © 5
Set ting s5
System
5 Wi-Fi &Bluetoot h
Ac tiv atin g/deac tivatin gWi -Fi #
Sele ctWi-Fi .
If Wi -Fi issw itched on,youcan conn ect the
multime diasystem withex tern al ho tspo ts.If
Wi -Fi isde acti vated, comm unicationviaWi-Fi
to all devic es isint erru pte d.This also means
th at acon nectionto thecomm unication
module cannotbe established. Thensome
func tionssuc has dynamic routeguidan ce
wit hLiv eTr af fic Inf ormati onareno tav aila‐
ble.
Connect ingthemu ltim edia system witha
ne wde vice viaWi-Fi
Thi sfunction isavailable ifacom mun ication
modul eis no tins talled.
The type ofcon nection established mustbe
select edon themultimedia system and onthe
de vice tobe con nected.
% The connection procedur ema ydif fer
dependin gon thede vice. Followtheins truc‐ tion
sth at aresho wninthedispla y.Fu rther
inf ormation (seethemanuf acturer'soper at‐
ing instruction s). #
Select Internet Setting s. #
Select Connec tvia Wi-Fi. #
Select AddHotspot.
Connecting usingasecur itykey #
Select theop tion s0048 ofthedesir edWi-Fi
ne twork. #
Select Connect UsingSecu rityKey. #
Have thesecur itykeydisp laye don thede vice
to be con nected(see themanuf acturer's
oper ating instruction s). #
Enterth is secur itykeyon themultimedia sys‐
te m. #
Conf irm theent rywit h¡.
% Alldevic es suppor ta sec urity keyas a
mean sof conn ection .
Conne cting using aWPS PIN #
Selec tth eop tion s0048 ofthedesir edWi-Fi
ne twork. 28
4
MBUX multimedia system

#
Select Connect viaWPS PINInpu t.
The multime diasy stem gener ates an eight-
di gitPIN . #
Enterthis PIN onthede vice tobe con nected. #
Conf irm theent ry.
Connect ingusin gabut ton #
Select theop tion s0048 ofthedesir edWi-Fi
ne twork. #
Select Connect viaWPS PBC. #
Select "Connect viaWPS PBC"in theop tion s
on thede vice tobe con nected(see theman‐
uf actur er'soper ating instruction s). #
Press theWPS buttonon thede vice tobe
con nected. #
Select Continue inthemultimedia system.
Ac tiv atin gaut omati cco nn ectio n #
Select Connect viaWi-Fi. #
Select theop tion s0048 ofthedesir edWi-Fi
ne twork. #
ActivatePe rma nent InternetConnecti on. Co
nnectin gwi th akno wnWi-Fi #
Sele ctConnect viaWi-Fi . #
Sele ctaWi -Fi network.
The conn ection ises tablished again.
Se tting upaWi -Fiho tspo t
Mul timed iasystem:
4 © 5
Set ting s5
System
5 Wi-Fi &Bluetoot h
Conf iguringthemu ltim edia system asaWi -
Fi ho tspo t
The type ofconnection established depends on
th ede vice tobe con nected. The func tion must
be suppor tedby themultimedia system and by
th ede vice tobe con nected. The type ofcon nec‐
tion established mustbe select edon themulti‐
media system and onthede vice tobe con nec‐
te d. #
Select Vehicle Hotspot. #
Select Connec tDevic eto Vehicle Hotspot.
Connecting usingWPSPINgener ation #
Select Connec tvia WPS PINGeneration. #
Enterth ePIN showninthemedia displayon
th ede vice tobe con nectedand confirm .
Connect ingusin gWPS PINentr y #
Sele ctConn ectviaWPS PINInput. #
Enterth ePIN that issho wnontheex tern al
de vic e's displa yon themultimedia system.
Connecting usingabutt on #
Select Connec tvia WPS PBC. #
Press thepush buttononthede vice tobe
con nected(see themanuf acturer'soper ating
ins truction s). #
Select Continue.
Connecting usingasecur itykey #
Select Connect DevicetoVeh icleHotsp ot.
A secu rity keyis disp laye d. #
Select theve hicle from thede vice tobe con ‐
nec ted. The vehicle isdispla yedwit hth eMB
Hot spot XXXXX networkname. #
Enterth esecur itykeywhic his sho wninthe
media display on thede vice tobe con nected. #
Conf irm theent ry. MBUX
multimedia system 285

Connect
ingusin gNFC #
Sele ctConn ectviaNFC. #
ActivateNFC onthemobile device (see the
manuf acturer'soper ating instructions). #
Bring themobile device intoth eNFC area of
th eve hicle (/page335). #
Select Finished.
The mobile device isno wconn ectedtothe
multime diasystem hotspo tvia NFC.
Gener atingane wsecur itykey #
Select Veh icleHotsp ot. #
Select Genera teSecu rityKey.
A connecti onwillbe established withth e
ne wly crea tedsecur itykey. #
Tosave asec urity key:select Save.
When ane wsecur itykeyis save d, all existin g
Wi -Fi conne ctionsareth en discon nected.If
th eWi -Fi conne ctionsarebe ing re-es tab‐
lished, thene wsecur itykeymus tbe entere d. Sy
stem langu age No
teson thesy stem langu age
This function allowsyouto determ ine thelan‐
guag efo rth emenu displaysand thena vig ation
announ cements.The select edlanguag eaf fects
th ech aract ersav ailable forentr y.The navig ation
announc ementsar eno tav ailable inall lan‐
guag es.Ifalang uageis no tav ailable, thena vig a‐
tion announ cementswill beinEn glish.
Se tting thesy stem langu age
Multi media system:
4 © 5
Set ting s5
System
5 00A7 Language #
Setth elanguag e.
% Ifyo uar eusin gArabic mapdata,thete xt
inf ormati oncan also be sho wninArab icon
th ena vig ation map.Todo so, select 

Im
por ting/e xportin gda ta
* NO
TELos sof data due toprematur e
re mo val #
Donotre mo vethedat ast or ag e
medium whendatais being expor ted.
Mer cedes- Benzis no tliable foran yloss of
dat a. Re
quirement s:
R The vehicle isstatio nary.
R The ignition isswitc hedon.
R AUSB device isconn ected.
Multimedia system:
4 © 5
Set ting s5
System
5 System Backup #
Select Import DataorExport Data.
Im por ting #
Select adat ast or ag emedium.
A pr om ptappear sask ing whe ther youre all y
wish tooverwr ite th ecur rent data.If da ta or
iginat esfrom another vehicle, this isrecog‐
nized during data readin g. #
Con firm thepr om pt.
The files areim por ted. The multimedia system is
re star tedonc eth edat ahas been impor ted.
% Current vehicle settin gscan beedit edafte r
th eim por t.
Expor ting
If PIN protect ion isactiv ated, your PIN isrequ es‐
te d. #
Enterth efo ur -di git PIN. #
Select adat ast or ag emedium.
A pr om ptappear sask ing whe ther youre all y
wish tocar ryout theex por t. #
Conf irm thepr om pt.
The datais ex por ted. The dataex por tma y
ta ke severalmin utes.
% Aftersuccessfu lex por t,th edat ais save din
th e"MyMer cedesBac kup" direct orywhic h
can befound onthestor ag emedium. Ac
tiv atin g/deac tivatin gPI N protection Re
quirement s:
R Tounlo ckthePIN: ther eis an Interne tcon ‐
nect ion.
R AMer cedes meaccoun tex ists at htt p:/ /
www .mercedes.me .
R Anindividual userprofile isactiv e
(/ page263).
Multimedia system:
4 © 5
Set ting s5
System
5 PIN Protec tion
Se tting thePIN #
Sele ctSet PIN. #
Entera fo ur -di git PIN. #
Enterth efo ur -di git PIN again.
If bo th PINs match,PIN protect ion isactiv e.
Changing thePIN #
Sele ctChang eSet tings. #
Enterth ecur rent PIN . #
Select Chang ePIN . MBUX
multimed iasystem 28
7