2021 MERCEDES-BENZ A-CLASS SEDAN ESP

#
Onthecor responding menu,usethelef t-
hand Touc hCon trol to scr olltotheend ofthe
lis t. #
Press thelef t-hand Touc hCon trol.
The selected men uwill bedispl ayedfull-
scr een. Ov
ervie wof what issho wnonthemu lti‐
fun ction display
Dis playson themultifunc tiondispla y
u ActivePa rking Assist(/ page19 6)
é Parking AssistPA RK TRONI Cdeac tiva ted
( / pag e19 3)
h Cruis econtr ol(/ page 160)
ç ActiveDis tance AssistDIS TRONI C
(/ page 162)
ê ActiveBr ak eAssi st(/ pag e17 3)
à ActiveSt eer ing Assis t(/ page16 8)
00B0 Ac
tiveLa ne Keeping Assist(/ page18 2)
± ActiveLa ne Chang eAssi st(/ pag e17 1)
00D6 ECO
star t/ stop funct ion(/ page13 2) 00D9
HO
LD functio n(/ page 156)
00CE Ad
aptiveHig hbeam Assis t(/ page11 2)
Ve hicl eswith Traf fic Sign Assis t:De tected
ins tructi ons and traf fic sig ns (/ page 178). He
ad-upDi spla y Fu
nction oftheHead -upDispla y *
NO
TEMer cedes-AMG vehicles #
Obser vetheno tesin theSupplement .
Yo uco uld other wise failto recogni ze
da ngers. The
Head-upDisp lay pr ojects thefo llo wing infor‐
matio nint oth edr iver's field ofvision abovethe
coc kpit, forex am ple:
R The vehicle speed
R Information from thena vig ation system
R Information from thedr iving systems and
dr iving safetysy stems
R Some warning mess ages Depe
ndingon theve hicle's equipment, differe nt
cont entcan besho wnintheth re ear eas ofthe
Hea d-up Display (/ page 206).
Di spla yco ntent 1
Navig ation instructions
2 Current speed
3 Detected instructi ons and traf fic sig ns
4 Setspe edinthedr iving system (e.g. cruise
con trol) Ins
trument Displayand on-boar dcom puter 205

&
WARNIN GRisk ofan acci dent from
ope rating mob ile comm unicati onequip ‐
ment while th eve hicle isin mo tion
Mobile communication sde vices distract the
dr iver from thetraf fic situ ation. Thiscou ld
al so cau sethedr iver tolose control of the
ve hicle. #
Asthedr iver ,onl yoper atemobile com‐
municat ionsdevices when theve hicle is
st atio nary. #
Asave hicle occupant, onlyuse mobile
communication sde vices inthear eas
int ended forth is pur pose, e.g.inthe
re ar passe nger com partment . Yo
umus tobse rveth eleg alrequ iremen tsforth e
cou ntryin whi chyouar ecur rentl ydr ivi ng when
op erati ng mob ile comm unicati onequip ment in
th eve hicle. &
WARNIN GRisk ofinju rydue toobject s
being stowe dincor rectl y
If obje ctsintheve hicle interior arestowe d
inc orrectly ,th ey can slide orbe throw n
ar oun dand hitvehicle occupants. Inaddi‐
tion, cupholder s,open stow agespac esand
mobi lephon ere cep tacle scanno tal wa ys
re tain all obje ctswit hin.
Ther eis arisk ofinjur y,par ticular lyin the
ev ent ofsudden braking orasudden chang e
in dir ect ion. #
Alw aysst ow object sso that they can‐
no tbe throw nar ou nd insuch situa‐
tions. #
Alw aysmak esur eth at obj ect sdo not
pr otru de from stow agespac es,parcel
ne ts or stow agene ts. #
Close theloc kable stow agespac es
bef orest ar tin gajo ur ne y. #
Alw aysst ow and securehea vy,har d,
poin ted, shar p-edg ed,fragile orbulky
objec tsinthetrunk/ cargocom part‐
ment . Obser
vetheadditional information onstow ing
mobile communic ationsde vice scor rectly:
R Loa ding theve hicle (/page98)
R Stow ing and secur ingthemobile phone
(/ page10 7)
Blue tooth®
connect ion:
The men uvie wand theav ailable function sin the
te lephon emen uar ein par tdepen dentonthe
Blu etoo th®
pr ofile ofthecon nect edmobile
phone. Fullfunc tionality isonl yav ailable ifth e
mobil ephone supports both ofthefo llo wing
Blue tooth®
pr ofiles:
R PBAP (Phone BookAccess Profile)
- The cont acts onthemobile phoneare
sho wnautomatic allyonthemultimedia
sy stem.
R MAP (Messag eAc cess Profile)
- The mob ile pho nemess agefuncti onscan
be used on themultimedia system.
Ir re spectiv eof this, Blue tooth®
audio function al‐
ity can byused withan ymob ileradio unit. MBUX
multimedia system 22
7

App
sfo rSmar tphone Integr ation
R Mer cedes-Benz Link(impleme ntation ofthe
function using theMer cedes- BenzLinkcon‐
tr ol bo x)
R Apple CarPla y®
R Android Auto
Yo ucan star tSm artphon eIn te gr atio nusin gth e
Mercedes me&Apps menu.
Yo ucan endSm artphon eIn te gr ation bydiscon ‐
nec tingth econ nect ingcable between the
mobil ephone andmultime diasystem.
% Mer cedes- Benzrecomme ndsdisconnecti ng
th econ nect ingcable onlywhen theve hicle
is statio nary.
Ov ervie wof transf erre dve hicl edata
When using Smar tphone Integr ation, certain
ve hicle datais transf erredto themobile phone.
This enables youto getth ebes tout ofselect ed
mobile phoneservices. Vehicle datais no t
dir ectl yaccessible.
The follo wing system information istra nsmit ted:
R Softwarere lease ofthemultimedia system R
System ID(anon ymized)
The transf erofthis dat ais used toalter how
con tent isdispl ayed tocor respond tothedr iving
situation .
The follo wing positiondatais transmit ted:
R Coor dinat es
R Speed
R Com pass direct ion
R Accel erati on dire ction
Thi sda ta isused bythemobile phoneto
im prove theaccur acyofthena vig ation (e.g.for
continu ation inatunnel ). Mer
cedes -Ben zeme rgency callsystem Inf
orma tion ontheMer cedes- Benzemer‐
ge ncy callsystem Yo
ur vehicle iseq uipped withth eMer cedes- Benz
emer gency callsy stem ("eCall ").This featur ecan
help save lives intheeve ntofan acci dent. eCall
in no wayre places assistance prov ided from
dialing 911. Mer
cedes-Ben zeCall onlyfunct ionsinareas
wher emobile phonecoverage isavailable from
th ewir eless service prov ider s.Insuf ficie ntnet‐
wo rkcoverage from thewir eless service prov id‐
er sma yre sult inan emer gency callno tbe ing
tr ans mitt ed.
eC allis ast andar dfeatur ein your Mer cedes-
Ben zve hicle. Inorder tofunction asintended ,
th esy stem relies onthetra nsmiss ionofdat a
de tailed intheTr ans mittedDat asect ionthat fol‐
lo ws (/ pag e24 0).
To disable eCall,acus tomer mustvisit an
au thor ized Mercedes-B enzService depar tment
to deactiv ateth eve hicle's communication mod‐
ule.
Deactiv ationofthis mod uleprev ents the
act ivat ion ofanyand allMer cedes mecon‐
nect services. Afterthe deactivatio nof
eC all,aut omati ceme rgency calland manua l
emer gency callwill notbe availab le.
The igniti onmus tbe swi tched onbef orean auto‐
matic emerg encycallcan bemade .
% eCallis activ ated atthefa ct or y. 238
MBUX multimedia system

%
eCall canbedeactiv ated byan aut hor ized
Mer cedes-Ben zdealer .Please note that in
th eeve ntow ner shipof theve hicle istrans‐
fe rred toano ther ow ner inits deacti vated
st at e, eCall willremain deactivated unles s
th ene wow ner visits an author ized
Mer cedes-B enzdealer shiptoreact ivat eth e
sy stem. Ov
ervie wof theMer cedes- Benzemergency
call system eCall
canhelp toreduce thetime between an
acciden tand thear riva lof emer gency service s
at thesit eof theacciden t.Ithelps locatean
acciden tsit ein places that aredif ficul tto
acc ess. However,eve nif ave hicle iseq uipped
wit heCal l,th is does notmean thesy stem isON.
As suc h,eCall doesnotre place dialing 911in the
eve ntofan acci dent.
An eme rgency callcan bemade automatical ly
( / pag e239) ormanuall y(/ page24 0) On ly
ma keemer gency callsifyo uor other sar ein
need ofrescue. Onl
ymak eemerg encycallsifyo uor other sar e
in need ofrescue. Donotmak ean emerg ency
call intheeve ntofabr ea kdo wnorasimil arsit‐
ua tio n.
Mes sageson the displa y
SOS NOT READY :th eignition isno ton oreCall
no tav ailable.
Dur ing anact ive emer gency call,0053 appe ars
in thedispla y.
Yo ucan find mor einf orma tionon there gional
av ailabilit yof eCall at:ht tp s:// www .merced es-
ben z-mobi le.com /extra /eca ll/
% Ifth er eis amalfunct ionintheMer cedes-
Benz emergency callsy stem (e.g. afa ult with
th espeak er,micr ophone, airbag,SOSbut‐
to n), acor responding messageappea rsin
th emultifunc tiondispla yof theins trument
clus ter. Tr
igg ering anaut omat icMer cedes‑B enz
emer gency call Re
quirement s:
R The ignit ionisswitc hedon. R
The star terbatt eryis suf ficie ntly charge d.
The Mercedes‑ Benzemer gency callsy stem trig‐
ge rs an emer gency callau tomatical lyin thefo l‐
lo wing cases :
R Afteractiv ation ofthere stra int systems such
as airbags orEmer gency Tensi oni ng Device s
af te ran accide nt
R Afteran automatical lyinitia tedemer gency
st op byActiveEmerg encyStop Assis t
The emer gency callha sbe en ma de:
R Avo ice con nection ismade tothe
Mer cedes‑Ben zemer gency callcent er.
R Ames sage withacc iden tdat ais transm itted
to theMer cedes‑ Benzemergency callcent er.
The Mercedes‑B enzeme rgency callcent er
can trans mit theve hicle position datato one
of theemer gency callcent ers.
The SOS button intheove rhead control panel
fl ashes untilth eemer gency callis finis hed .
It is no tpo ssi ble to immed iatelyend anaut o‐
matic emergency call. MBUX
multimed iasystem 239

If
no connection canbemade totheemer gency
ser vice sei th er,a cor responding message
appea rsinthemedia display. #
Dialth elocal emergency num beron your
mob ilephon e.
If an eme rgency callhas been initiat ed:
R Remain intheve hicle ifth ero ad and traffic
condi tions permit youto do sountil avo ice
con nection ises tablished withth eemer‐
ge ncy callcent eroperator.
R Bas edon thecall, theoper ator decides
whe ther itis neces saryto cal lre scue teams
and/ orthepolice totheacciden tsit e.
R Ifno vehicle occupant answers, an ambu‐
lance issent totheve hicle immediat ely. Tr
igg ering ama nual Mercedes-B enzemer ‐
ge ncy call #
Touse theSOS buttonin theov erhead
contr olpa nel: press and hold theSOS but‐
to nfo rat lea stone second (/page232). #
Touse voice contr ol:use theVo ice Cont rol
Sy stem voice com mand s. The
emer gency callha sbe en ma de:
R Avo ice con nection ismade totheMer cedes-
Benz emergency callcent er.
R Ames sage withacc iden tdat ais transm itted
to theMer cedes- Benzemergency callcent er.
The Mercedes-Be nzeme rgency callcent er
can trans mit theve hicle position datato one
of theemer gency callcent ers.
R Remain intheve hicle ifth ero ad and traffic
condi tions permit youto do sountil avo ice
con nection ises tablished withth eemer‐
ge ncy callcent eroperator .
R Bas edon thecall, theoper ator decides
whe ther itis neces saryto cal lre scue teams
and/ orthepolice totheacciden tsit e.
If no con nect ioncan bemade totheemer gency
ser vice sei th er,a cor responding message
appea rsinthemedia display. #
Dialth elocal emergency num beron your
mob ilephon e. End
inganunin tentionall ytrigg ered manu al
Mer cedes-Benz emergency call #
Select 0076onthemultifunc tionsteer ing
wheel. Depressthebutt onforse veralsec‐
onds . Data
transf eroftheMer cedes- Benzemer‐
ge ncy callsystem In
theeve ntofan automatic ormanua lemer‐
ge ncy callth efo llo wing datais transmit ted, for
ex am ple:
R Vehicle's GPSposition data
R GPS position dataon thero ute
( (a few hund redme ters )befor eth einciden t)
R Direct ion oftrav el
R Vehicle identif ication number
R Vehicle drive type
R Number ofpeop lede term ined tobe inthe
ve hicle
R Whe ther Mer cedes meconnect isavailable
or not 24
0
MBUX multimedia system

#
Select Artists orSong inthedialog window.
The alertis setfo rth ecur rent artis tor trac k.
If amatc his found, apr om ptappear sask ing
whe ther youwish tochang eto thest atio n.
Ac tiv atin gspo rtsinf ormat ion #
ActivateActiv ateSpo rtsAlerts 0073.
Se ttin gaspo rtaler t #
Select AddAlert . #
Select thete am nam eor league inthedialog
windo w.
Dele ting ind ivid ualsp orts and music aler ts #
Selec tMan ageMusi cAl ert s.
or #
Selec tMan ageSport sAl ert s. #
Selec tan artist or trac k.
or #
Select ate am. #
Select DeleteSel ect edEntries .
All high light edaler tsaredele ted. Dele
ting allspor tsand music alerts #
Select Manage MusicAlerts.
or #
Select Manage SportsAlert s. #
Select DeleteAll Entries.
All aler tsaredele ted. Sound
settings Ov
ervie wof functions inthesound menu The
setting optio ns and functions available
depen don thesound system installed. Youcan
fi nd outwh ich sou ndsystem isins talled inyour
ve hicle intheDigit alOper ator's Manual.
St andar dsoun dsy stem and Advanced sound
sy stem
The follo wing functionsar eav ailable:
R Equalize r:
- Treble, mid-rangeand bass
R Balance andfader
R Volume:
- Automatic adjustment Bur
mes ter®
sur round soun dsy stem and
Bu rm ester®
high-e nd3D surround soun d
sy stem
The follo wing functionsar eav ailable:
R Equalize r:
- Treble, mid-ra ngeand bass
R Balance andfader
R Sound focus
R VIP seat(Bu rmester®
high-end 3Dsurround
soun dsy stem only)
R Sound profiles
R Volume:
- Automatic adjustment MBUX
multime diasystem 24
9

#
Drain of fan yex cess engineoilthat has been
added. Todo so, con sult aqu alif ied spec ialist
wo rkshop.
R For Engine OilLevel Switch Ignition On #
Switc hon theignition tocheckth eengine oil
le ve l.
R Engine OilLeve lSyst emInoperat ive:The oil
le ve lsen sor isdef ective or notcon nected. #
Consult aqu alif ied spec ialistwo rkshop.
R Engine OilLevel System Currently Unavail. #
Close thehood.
Re filling engine oil &
WARNIN GRisk ofburnsfrom hotcom‐
ponent partsintheengine compartmen t
Cer tain com pone ntpar tsintheengine com‐
par tmen tcan bevery hot,e.g. theengine,
th ecooler andpartsof theex haus tsy stem. #
Allo wtheengine tocool down and only
to uc hco mp onent partsdescr ibedin
th efo llo wing. &
WARNIN GRisk offire and injuryfrom
eng ineoil
If eng ineoilcom esintocon tact with hot
com ponent partsintheengine compart‐
ment ,it ma yignit e. #
Mak esur eth at no eng ineoilisspille d
ne xt to thefiller open ing. #
Allo wtheengine tocool offand thor‐
oughl yclean theengine oilfrom com po‐
nen tpar tsbef orest ar tin gth eve hicle. *
NO
TEEngi nedama gecau sed byan
inc orrect oil filt er ,inc orrect oil oraddi‐
tiv es #
Donotus eengi neoilsor oil filt er s
whic hdo notcor respond tothespecif i‐
cation sex plicitl ypr escr ibed forth e
ser vice interva ls. #
Followtheins truction son theser vice
int erva ldispla yfo rch ang ingtheengine
oil and obser vethepr escr ibed chang e
int erva ls. #
Donotuse additiv es. *
NO
TEDama gecau sed byrefilling too
muc hengine oil To
omuc hengine oilcan damag eth eengine
or thecat alytic converter . #
Have excess engineoilremo vedat a
qu alif ied spec ialistwo rkshop. %
Depending ondriving style, theve hicle con‐
sumes upto0.9 USqt(0.8 l)of oil per
600 miles(1 000 km).The oilconsum ption
ma ybe higher than this when theve hicle is
ne wor ifyo ufreq uen tly dr ive at high engin e
spee ds. 25
4
Main tenance andcare

#
Con tinue turnin gcap 1count er-cloc kwis e
and remo veit.
The coolan tle ve lis cor rect inthefo llo wing
cases :
R Ifth eengine iscold, thecoolant isup to
mar kerbar 2.
R Ifth eengine iswa rm,th ecoolant isup to
0.6 in(1.5 cm) over themar kerbar 2. #
Ifnecessar y,add coolant that has been
appr ovedfo rMer cedes-Benz.
% Further information oncoolant
(/ page32 7) Re
filling thewindsh ieldwasher system &
WARNIN GRisk ofburnsfrom hotcom‐
ponent partsintheengine compartmen t
Cer tain com pone ntpar tsintheengine com‐
par tmen tcan bevery hot,e.g. theengine,
th ecooler andpartsof theex haus tsy stem. #
Allo wtheengine tocool down and only
to uc hco mp onent partsdescr ibedin
th efo llo wing. &
WARNIN G‑Ri sk offire and injuryfrom
wind shieldwa sher concen trat e
Wi ndsh ield wa sher concen trat eis highl y
fl ammab le.Itcoul dign ite if it com esinto
con tact with hotengine component partsor
th eex haus tsy stem. #
Mak esur eth at no wind shieldwa sher
concen trat espills outnext to thefiller
open ing. #
Remo vecap 1bytheta b. #
Addwa sher fluid. Ke
eping theair -water duct free #
Keep thear ea between thehood andthe
winds hieldfree ofdepos its,e.g .ice, snow
and leaves. 256
Maintenance andcare