2023 MERCEDES-BENZ A CLASS tires

ClimatClimat
econtr e
contr ol ol
...... ...... ...............................1 24 124
Ov ervie wof climat econtr olsystems ............ 124
Oper ating theclimat econtr olsystem .......... 124 DrDr
iving andpar iving
andparking king
..................................... 128 128
Dr iving ........................................................1 28
DY NAMI CSEL ECTsw itch... .........................1 38
Au tomatic transmission ...............................1 40
Fu nctio nof the4MA TIC...............................1 45
Re fuel ing.....................................................1 45
Pa rking ...... ...... ...........................................1 47
Dr iving anddriving safetysy stem s... ... ......... 155
Ve hicle towing instructi ons .......................... 204 InsIns
tr tr
umen tdispla umen
tdispla yand on-boar y
and on-boar dcom- d
com-
put put
er er
........................................................... 205 205
No teson theinst rument displa yand on-
boar dcom puter.......................................... 205
Ov ervie wof ins trument display... ......... ........ 206
Ov ervie wof butt ons onthesteer ing wheel ...207
Oper ating theon-boar dcom puter..... ..... ......2 07
Ov ervie wof displa ysintheinst rument
displa y... ... .................................................. 209
Head-u pDispla y... ... .................................... 209 MBUX
multimed iasyst MBUX
multimed iasystem em
............................2 12 212
Ov ervie wand oper ation ...............................212
Sy stem settings .......................................... 221
Na vigatio n.......... .........................................225
Te lephone ................................................... 235
Mer cedes meapp ....................................... 239
Mer cedes-Benz emergency callsy stem ....... 246
Ra dio &media ........ .....................................2 49
Sound settings ............................................256 MaintMaint
enance andcar enance
andcare e
....... ..................... ..... 257 257
ASS YSTPL US service interva ldispla y...... .... 257
Engine compartment ................................... 258
Chec kingthebr ak epad thickness ................ 264
Cleaning andcare...... ................................. 264 BrBr
eakdo eakdo
wnassist wn
assist ance ance
.............................. ...272 272
Emer gency .......... .......... .............................. 272
Fla ttir e.......... .............................................273
Batt ery(v ehi cle).......... ................................280
To w star tin gor towing away........................ 284
Elec trical fuses ...... ...................................... 289 Whee
lsand tir Whee
lsand tires es
.........................................2 92 292
No teson noiseorunu sual handl ingchar-
act eristics ................................................... 292
No teson regula rly in spect ing wheel sand
tir es ............................................................ 292
No teson sno wch ains ................................. 293
Ti re pressur e.... ........................................... 293
Loading theve hicle .....................................3 00
Ti re labeling ............ .................................... 304
De/n itionofterm sfo rtir es and loading .......309
Changing awheel ........................................ 311
Emer gency sparewheel ...............................3 21 TT
ec ec
hnical dat hnical
data a
....... ......................................324 324
No teson tech nica ldat a.......... .................... 324
Ve hicle electronics .......... ............................ 324
Re gula tory radio identi/ cation andnotes... .. 326
Ve hicle identi/cation plate,VIN and
eng inenum beroverview ...... ........................ 327
Oper ating 0uids ...........................................328
Ve hicle data... ......... .................................... 335 Con
tents
3 3

*
N N
O O
TE TE
Impai rment oftheoper ating e1-
ciency ofthere str aint system sfrom
inst alling acce ssorypar tsor from repair s
or we lding Airbags
andEmer gency Tensio ning Device s,
as wellas contr olunits andsensor sfo rth e
re str aint system s,ma ybe inst alle d in thefo l-
lo wing areas ofyour vehicle:
R Door s
R Door pillars
R Door sills
R Seats
R Coc kpit
R Instrumen tclus ter
R Cent erconsole
R Lateral roof frame #
Donotins tallacces sorypar tssuc has
audio systems inthese areas. #
Donotcar ryout repair sor we lding. #
Have accessor ypar tsretro/tt edata
qu ali/ed special istwo rkshop. Yo
ucould jeopar dizetheoper ating safetyof your
ve hicle ifyo uuse parts,tires and wheels aswell
as acces sories releva nt tosaf etywhic hha ve not
bee napp rove dby Mer cedes-Be nz.Safety-re leva nt
sy stems ,e.g. thebr ak esy stem, maymalfunction.
Onl yuse genuine Mercedes-Be nzpar tsor par tsof
eq ual qualit y.Onl yuse tires, wheels andacces-
sor ypar tsthat have been speci/call yappr oved
fo ryo ur vehicle model .
Genu ineMer cedes- Benzpar tsaresubj ectto
str ictqu alit yinsp ections. Eachpar thas been spe-
ciall yde veloped, manufacturedorselect edfor
Mer cedes-Be nzvehicles andadap tedto them.
Ther efor e, onl yge nuine Mercedes-Be nzpar ts
sh ould beuse d.
Mor eth an 300,0 00di.er entgenuine Mercedes-
Benz partsareav ailabl efo rMer cedes-Benz mod-
els.
All aut hor ized Mercedes-Benz Centersmaint aina
suppl yof genuine Mercedes-Be nzpar tsforneces-
sar yser vice andrepair work.In add ition, strategi-
cal lylocat edpar tsdeliv erycent erspr ov ide for
qu ick and reliable partsser vice. Alw
aysspecif yth eve hicle identi/cation number
(VIN) (/page327) when order ing genuine
Mer cedes-Be nzpar ts. Ope
r Ope
rat at
or's Manua l or's
Manua l
This Operator's Manual andtheDigit alOper ator's
Manual intheve hicle descr ibethefo llo wing mod-
els and thestandar dand special equipment for
yo ur vehicle:
R The model sand thestandar dand special
eq uipment availabl eat thetime ofthis Oper a-
to r's Manual goingtopress.
R The models andthestandar dand special
eq uipment onlyav ailabl ein cer tain countr ies.
R The models andthestandar dand special
eq uipment, whichwill onlybe availabl eat a
lat er dat e.
No tethat your vehicle mayno tbe equipp edwith
all featur esdescr ibed.This isalso thecase for
sy stems releva nt tosaf ety. Theref ore, theeq uip-
ment onyour vehicle maydi.er from that inthe
descr iptions andillustrations. Gener
alno tes
23 23

re
pair scar ried out ataqu ali/ed special -
is two rkshop. &
W W
AR NIN G AR
NIN GRisk ofacciden tor injurydue
to incor rect modi/cations onelect ronic
com pone ntpar ts
Mo di/cation ofelec tronic compone nts,their
soTw areor wir ing could impair their function
and/or thefunction ofother networke dcom-
ponent partsor saf ety-re leva nt systems .
This canenda nger theoper ating safetyof the
ve hicle. #
Neverta mp erwit hth ewir ing and elec-
tr onic component partsor their soT-
wa re. #
Youshould have all workon electr ical
and electr oniccomponent scar ried out
at aqu ali/ed special istwo rkshop. Obser
vethe"On-boar delectr onics" section in
"T ec hnical data". &
W W
ARNIN G ARNIN
GRisk of/redue to0amma ble
mat erial son hotpar tsof theex haus tsy s-
te m
Flammable material suc has lea ves, grass or
twig sma yign ite if th ey come intocont actwith
ho tpar tsof theex haus tsy stem. #
When drivi ng on unpa vedro ads oro.-
ro ad, regula rly ch eckth eve hicle under-
side. #
Remo vetrapp edplants orother 0amma-
ble mat erial, inpar ticu lar. #
Ifth er eis damag e,consult aqu ali/ed
special istwo rkshop immed iately. *
N N
O O
TE TE
Dam ageto theve hicle duetodriv-
ing toofast anddu eto impacts tothe
ve hicle underbod yor suspen sioncompo-
nen ts In
thefo llo wing situations, inpar ticular ,th er e
is arisk ofdamag eto theve hicle:
R The vehicle become sgr ounded, e.g.ona
high curb oran unpavedro ad
R The vehicle isdriven toofast ove ran
obst acle, e.g.acurb, speed bumpor pot-
hole
R Ahea vyobject strikes theunderbody or
suspension components
In situations suchas these, damag eto the
body ,underbody ,suspension component s,
wheels ortires ma yno tbe visible. Compo-
nent sdamag edinthis wa ycan unexpect edly
fa ilor ,in thecase ofan accident, mayno lon-
ge rabsorb there sult ing forc eas intended.
If th eunderbody panelingisdamag ed,0am-
mable materials suchas lea ves, grass ortwig s
can colle ctbetween theunderbody andthe 2626
Gener
alno tes

R
Onlyincr ease theengine speedgraduall yand
acceler ateth eve hicle tofull speed aTer
1, 000 miles (1,500 km).
Thi salso applies when theengine orpar tsof the
dr ivet ra in have been replaced.
Please alsoobser vethefo llo wing breaking-in
no tes:
R Incer tain driving anddriving safetysy stem s,
th esensor sadjust automaticall ywhile acer -
ta in dist ance isbeing driven aTer theve hicle
has been deliveredor aTer repair s.Fu llsy s-
te m e.ectiv enessisno tre ac hed untilth eend
of this teac h-in process.
R Brak epads, brak ediscs andtires that are
eit her newor have been replaced onlyac hie ve
op timum braking e.ect andgrip aTer several
hund redkilome ters of drivin g.Com pensat efo r
th ere duced braking e.ect byappl ying great er
fo rc eto thebr ak epedal. NNo o
t t
es on dr es
on driving iving
&
W W
ARNIN G ARNIN
GRisk ofaccident duetoobjects
in thedr iver's foot we ll
Objects inthedr iver's foot we llma yim pede
pedal trav el or bloc kadepr essed pedal.
This jeopar dizestheoper ating androad safety
of theve hicle. #
Stow allobj ects intheve hicle secur ely
so that they canno tget intoth edr iver's
fo ot we ll. #
Alwaysins tallth e0oor mats securely
and asprescr ibed inorder toensur eth at
th er eis alw ayssu1cie ntroom forth e
pedals. #
Donotuse loose 0oormats anddonot
place 0oormats ontopof one another. &
W W
ARNIN G ARNIN
GRisk ofaccident duetoincor -
re ct foot we ar
Incor rect foot we arincl udes, forex ample:
R Shoe swith platform soles
R Shoe swit hhigh heels
R Slipper s
Ther eis arisk ofan acciden t. #
Alwayswe arsuit able foot we arso that
yo ucan oper ateth epedals safely. &
W W
ARNI NG ARNI
NGRisk ofaccid ent ifth eve hicle is
switc hedo.while drivi ng
If yo uswitc ho. theve hicle while drivi ng ,
saf etyfu nct ionsar ere str icte dor no long er
av ailabl e.
This maya.ect thepo we rst eer ing system and
th ebr ak efo rc eboosting ,fo rex am ple.
Yo uwill need touse consider ablymor efo rc e
to stee ran dbr ak e, forex am ple. #
Donotswitc ho. theve hicle while driv-
ing . 132132
Dr
iving and parking

Yo
ushould bearthefo llo wing inmind:
R Donotex ceed theper missible roof load and
to wing capacity .Also obser vethete ch nica l
dat ain thepr int ed Oper ator's Manual.
R Evenl ydistr ibuteth ero of load, andplace
hea vyobjects atthebo ttom. Also complywit h
th eno teson loadin gth eve hicle
(/ page100) .
R Drive att ent ivel y, and avoidsuddenl ypulling
awa y,braking andsteer ing aswellas rapid
cor ner ing.
N No o
t t
es on dr es
on driving onsalt-tr iving
onsalt-tr eat eat
edr ed
roads oads
The braking e.ect islimit edon salt-tr eatedroads.
Ther efor e, obser vethefo llo wing notes:
R Due tosalt build-upon thebr ak ediscs and
br ak epads, thebr aking distance canincrease
consider ablyor result inbraking onlyon one
side
R Main tain amuc hgr eat ersaf edist ance tothe
ve hicle infront To
remo vesalt build-up :
R Brak eoccasion allywhile paying attent ion to
th etra1c conditions
R Carefull ydepr essthebr ak epedal attheend
of thejour neyand when star ting thene xt jour -
ne y
N No o
t t
es on h es
on hydr ydr
oplaning oplaning
Hydr oplaning cantake place onceacer tain
amount ofwa terhas accumula tedon thero ad
sur face.
Obser vethefo llo wing notesdur ing heavyprecipi -
ta tion orincondi tions inwhi chhydroplaning may
occur :
R Reduce speed
R Avoid tireru ts
R Avoid sudden steer ing movements
R Brak ecar eful ly
% Also observe theno teson regula rly ch ecking
wheels andtires (/ page292). N No o
t t
es on dr es
on driving t iving
thr hr
ough w ough
wat at
er on t er
on the r he
road sur- oad
sur-
f f
ace ace
Wa terwhic hhas entered intoth eve hicle can
damag eth eengine, electricsand transmission.
Wa tercan also entertheair intakeof theengine
and cause engine damage.
Obser vethefo llo wing ifyo umust drive th ro ugh
wa ter:
R The water,when calm, mayonl yre ac hth e
lo we redg eof theve hicle body.
R Drive at amaximum speedof6mp h
(10 km/h );wa tercan other wise enterthe
ve hicle interior oreng inecom partmen t.
R Vehicles trave ling infront, oroncoming vehi-
cles, cancreat ewa veswhic hma yex ceed the
maximum permissible depthofthewa ter.
The brak ing e.ect ofthebr ak es isreduced aTer
fo rd ing. Brak ecar efull ywhile paying attention to
th etra1c conditions untilbraking powe rhas been
full yre stor ed . Dr
iving andpa rking
135 135

FF
unction oft unction
ofthe 4MA he
4MA TIC TIC
4MA TICensur esthat all four wheels aredr iven.
To get her withESP ®
and 4ETS,4MA TICimprove s
th etraction ofyour vehicle whene vera dr iven
wheel spinsduetoinsu1c ienttraction.
If yo ufa ilto adap tyo ur driving style, 4MA TICcan
neit her reduce therisk ofan acciden tnor override
th elaws ofphysics. 4MA TICcanno tta ke accoun t
of road, weather and tra1c cond itions. 4MATICis
onl yan aid. Youar ere sponsi bleespeci allyfo r
maint ainingasaf edist ance from theve hicle in
fr ont ,fo rve hicle speed, forbr aking ingood time
and forst ay ing inlane.
% Inwintr yro ad cond itions, themaximum e.ect
of 4MA TICcan beachie vedonl yif yo uuse
wint ertires (M+S tires), withsno wch ains if
nece ssary. RR
efueling efueling
RR
efueling t efueling
the v he
vehicle ehicle
&
W W
ARNIN G ARNIN
GRisk of/reor explosion from
fuel
Fu els arehighl y0amma ble. #
Fire ,open 0ames, smokingand creati ng
spar ksmust beavo ided. #
Beforere fuel ing, switcho. theve hicle
and, ifins talled, thestationar yheat er,
and leavethem switc hedo.dur ing refu-
eli ng. &
W W
ARN ING ARN
INGRiskof inju ryfrom fuels
Fu els arepoisonous andhazar dous toyour
healt h. #
Donotsw allo wfuel orletit come into
cont actwithskin, eyes orclo thing. #
Donotinhale fuelvapor . #
Keep childr enawa yfrom fuel. #
Keep door sand windo wsclosed during
th ere fuel ingproces s.
If yo uor other peopl ecome intocont actwith
fu el, obser vethefo llo wing: #
Immedia tely rinse fuel o.your skin with
soap andwater. #
Iffuel comes intocont actwithyo ur eyes,
immediat elyrinse them thor oughl ywit h
clean water. See kme dica lat tention
imm ediately. #
Ifyo usw allo wfuel, seek medical atten-
tion immediat ely. Do notinduce vomit-
ing. #
Chang eimmediat elyout ofclo thing that
has come intocont actwithfu el. &
W W
AR NIN G AR
NIN GRisk of/reand explosion due
to electr ostatic charge
Electr ostatic charge can ignite fue lva por . Dr
iving andparking
145 145

R
When theengine isoTen leTidling forlong
per iods
R Oper ation inpar ticular lydust ycondition s
and/or ifair -recir culation modeisfreq uentl y
used
In these orsimilar operating conditions, have the
int erior air/lter,air /lter,engine oiland oil/lter,
fo rex am ple, chang edmor efreq uen tly. The tires
must becheckedmor efreq uentl yif th eve hicle is
oper ated und erincr eased loads. Further informa-
tion canbeobt aine dat aqu ali/ed special istwo rk-
shop. Bat
t Bat
ter er
ydiscon nectionper y
discon nectionperiods iods
The
ASSYST PLUS service interva ldispla ycan cal-
culat eth eser vice duedateonl ywhen thebatt ery
is connect ed. #
Displa yand note down theser vice duedate
on theinst rument displa ybef oredisconne ct-
ing thebatt ery(/ page257). Engine
com Engine
compar par
tment tment
Opening
andclosing t Opening
andclosing the hood he
hood &
W W
ARNIN G ARNIN
GRisk ofaccident duetodriving
wit hth ehood unlocked
The hood mayope nand blockyour vie w. #
Neverre lease thehood when driving. #
Beforeev erytrip, ensur eth at thehood is
loc ked. &
W W
ARNIN G ARNIN
GRisk ofaccident andinjury
when openingand closin gth ehood
The hood maysuddenl ydr op intoth eend
position.
Ther eis arisk ofinjuryfo ran yone inthe
hood's rang eof mo vement. #
Donotopen orclose thehood ifth er eis
a per son inthehood's rang eof mo ve-
ment. &
W W
ARNIN G ARNIN
GRisk ofbur nswhen openin gth e
hood
If yo uopen thehood intheev ent ofan ove r-
heat edeng ineor/rein theengine compart-
ment, thefo llo wing situations mayoccur :
R Youma ycome intocont actwithho tga ses.
R Youma ycome intocont actwithot her
escapin gho toper ating0uids. #
Beforeopen ingthehood, allowthe
engine tocool down. #
Intheev ent ofa/r ein theengine com-
par tment, keep thehood closed andcall
th e/r eser vice. &
W W
ARNIN G ARNIN
GRisk ofinjur ydue tomo ving
par ts
Com ponen tsintheengine compartment may
continue torunor star tune xpectedl yev en
when thedr ive sy stem isswitc hedo..
Obser vethefo llo wing ifyo umust open the
hood: 258258
Main
tenanc eand care

R
Parking Assist PARK TRON ICisdea ctivated.
R V V
ehi cleswit ehi
cleswit hsur r h
sur round vie ound
viewca mer w
ca mer a: a:
The front
ima geisactiv ated aTer approx.eight seconds.
If one ofthese tting scanno tbe select ed,this is
displa yedby a% behindth ere specti veset-
tin g.
Ab ove aspeed of12 mph(2 0km /h)ca rwa sh
mode isaut omati callydeacti vated.
The follo wing settings arere se twhen carwash
mode isdeacti vated:
R The outside mirrors arefo lded out.
R The rain sensor isactiv ated.
R The rear wind owwiper isactiv ated.
R The aircondi tioningsystem isse tto fres hair
mo de.
R Parking Assist PARK TRON ICisrese tto the
pr ev iousl yselect edsetting.
R V V
ehicles wit ehicles
withsur r h
sur round vie ound
viewcamer w
camer a: a:
The front
imag eis deactiv ated atspeeds above11 mph
(18 km/h ). AA
ctiv ctiv
atin g/deactiv atin
g/deactiv atingaut atin
gaut omatic carw omatic
carwash mode ash
mode RR
eq eq
uir uir
emen ts: emen
ts:
R The vehicle isstation ary.
R The engine isrunning.
Multim ediasystem:
4 © 5
Set tings 5
Quick Access
A A
ctiv ctiv
ating aut ating
automa ticcarw oma
ticcarw as hmod e as
hmod e #
Selec tAut omat icCar Wash Mode. #
Selec tSt art.
If one ofthese tting scanno tbe select ed,this is
displa yedby a% behindth ere specti veset-
tin g.
% Foran overvie wof these tting smade when
activ ating automatic carwash mode
(/ page264).
Deacti v Deacti
vatin gaut atin
gaut omati ccar w omati
ccar wash mode ash
mode #
Select Stop.
The automati ccar wash setting sar ere se t. %
The automati ccar wash mode isaut omati cally
deacti vatedas soon asaspeed of12 mph
(20 km/h )is exceeded. NNo o
t t
es on using apo w es
on using apo wer w er
washer asher
&
W W
AR NIN G AR
NIN GRisk ofan acciden twhen using
po we rwa sher swit hro und-spr aynozzles
The waterje tcan cause extern all yin visi ble
damag e.
Com ponentsdamag edinthis wa yma yun ex-
pect edlyfa il. #
Donotuse apo we rwa sher withro und-
spr aynozzles . #
Have damag edtires orchassis parts
re placed immediat ely. To
avo iddamag eto your vehicle, observethefo l-
lo wing when usingapo we rwa sher :
R The Smar tKey isat aminimum distance of
10 T(3 m) awa yfrom theve hicle. Other wise,
th etrunk lidcould openunintentionall y. 266266
Maint
enance andcare