2020 MERCEDES-BENZ GLA SUV wheel size

Wheel
chock...... ................................327
Wheel s
Cha nging awhe el...... ....................326
Che cking ........................................ 305
Cl eani ng...... ...... ............................. 282
Emergency sparewhe el...... ........... 331
Important safetynotes .................. 305
Informatio non drivi ng...... ..............305
<002C00510057004800550046004B00440051004A004C0051004A00120046004B
0044[ nging................ 326
Mou nting anew whee l...... .............329
Rem oving awhe el....... ................... 329
Storing ...........................................327
Tig htening torque....... .................... 330
Whee lsize/tire size.......................330
Whee lsand tires
Cha nging awhe el....... ................... 327
Windo wcurtain airbag
Displ aymessa ge....... ..................... 212
Opera tion......................................... 47
Windo ws
see Side windows
Windsh ield
Defrosting ......................................120
Windsh ieldwashe rsyste m
Addi ngwasher fluid....... ................277
Importa ntsafe tynotes .................. 339
Windsh ieldwi pers
Displ aymessa ge....... ..................... 229
Prob lem(malfunction) ................... 112
Rea rwi ndow wiper ....... .................110
Rep lacing thewiper blades ....... ..... 110
Switchi ngon/off ........................... 109
Winte rdrivin g
Slip pery road surfaces....... ............ 153
Snow chains....... ........................... 308
Winte roperatio n
Gene ralnotes ................................ 307
Winte rtires
M+S tires.......................................307
Wiper blades
Cl eani ng....... .................................. 283
Importa ntsafe tynotes .................. 110
Rep lacing (rearwi ndow) ................112
Woo dentrim (clean inginstruc-
tion s)....... ...........................................285
Worksho p
see Qualified speci alist worksh op Z
ZONE function
Switchi ngon/off ........................... 120 In
dex
23

Befor
estarti ngoff, make surethe stee ring
whe elislocke d.Neve runl ock thestee ring
whe elwhi lethe vehi cleisin motio n. 0043
Relea selever
0044 Adjus tsthe stee ring wheelhei ght
0087 Adjus tsthe stee ring wheelpos ition(for e-
and -aft adjustme nt)
X Pu sh release lever0043 dow ncompl etely.
The stee ring columnisunl ocked .
X Adjus tthe stee ring wheelto the desired
pos ition.
X Pu sh release lever0043 upcompl etely.
The stee ring columnislocke d.
X Ch eck ifthe stee ring columnislocke d.
Whe ndoi ng so, trytopush the stee ring
whe elup ordow nor try tomove itin the
fore -and-a ftdirectio n. Mirrors
In
side rearvi ewmirror X
An ti-gl aremode :fli ck anti-g lare lev er0043
forw ardsor back. Exte
riormirrors
Adjusti ngthe exte riormirrors G
WARNI
NG
You couldlos econtrol ofyour vehi cleifyo u
do the follow ing whiledri ving:
R ad just thedriver' ssea t,hea drestra int,
stee ring wheelor mirr ors
R fas ten theseatbel t
The reisarisk ofan acci dent.
Adjus tthe driver' ssea t,hea drestra int,
stee ring wheeland mirrorand fasten your
sea tbel tbef ore starti ngthe engi ne. G
WARNI
NG
The exteri ormirr oron the front-pa ssenger
sid ered uce sthe size ofthe image. Visible
obje ctsare actu ally clos erthan theyappea r.
Thi smea nsthat youcou ldmis judg ethe dis-
tance fromroaduse rstrave ling beh ind, e.g.
whe nchang inglane. Thereisarisk ofan
acci dent.
For this reason, alwa ysmake sureof the
actu aldistance fromtheroaduse rstrave ling
beh indbyglancing overyour shou lder. X
Tu rn the SmartKe yto pos ition0047 or0048 in
the ignition lock (Ypage 125 ).
X Exterio rmirr oron the front-pa ssenger side:
pre ssbutton 0044.
Exterio rmirr oron the driver' ssid e:pre ss
bu tton 0043.
The indicator lamp inthe corre sponding but-
ton lights upinred .
The indicator lamp goesou tag ain afte r
some time.Youcanadjust theselected 98
MirrorsSe
ats, stee ring wheeland mirrors

X
Swi tch offthe engi ne.
X Vehi cles without KEYLES S-GO :remo ve
the Smar tKeyfrom theigniti onlock.
X Vehi
cles with KEYLES S-GO start-fun c-
tio nor KEYLES S-GO :ope nthe driver' s
doo r.
The vehicleelectro nicsarenow inpos ition
005A. Thisis the same asthe Smar tKeyhaving
bee nremo ved.
X Vehi
cles with KEYLES S-GO start-fun c-
tio nor KEYLES S-GO :remo vethe Start/
Stop button from theigniti onlock
(Y page 125 ).
X Ma kesure that theengi necanno tbe star ted
via your sma rtpho ne(Ypage 126 ).
X Ma kesure that thepasse nger sare not
enda ngeredasthey doso. Makesure that
no one isnea rthe danger areawh ile a
wh eel isbei ng cha nged .Anyo newhois not
di rectl yas sis ting inthe wheel change
sho uld, for exa mpl e,stand behindthe bar-
rie r.
X Ge tou tof the vehicle. Pa yattenti ontotraf-
fic condi tions when doing so.
X Close thedriver' sdoo r. MOE
xtendedtires(ti res with run-fl at
prope rties)
Gen eral notes Wi
th MOExtend edtire s(ti res with run flat
cha racte ristics) ,yo ucan continu eto drive your
veh icleeve nif there isatotal loss ofpre ssu re
in one ormore tires.The affected tiremus tnot
sho wany clearlyvis ible da mag e.
You canreco gnize anMOExtend edtire bythe
MOExtend edmar king which appea rson the
sid ewallof the tire.You willfind thismarking
next tothe tire size designati on,the load -bea r-
ing capacityand thespeedindex
(Y page 321 ).
MOExtend edtire smay beused only incon-
juncti onwith an acti vate dtire pressu reloss
wa rning system (Cana daonly )or tire pressu re
moni tor(USA only). If
apres sure loss warn ingmess age
appears inthe multi functiondis play :
R obs erve theinstru ctions inthe displ aymes -
sa ges (Ypage 224 ).
R check thetire fordamag e
R ifdri ving on,observe thefollowi ng notes
The driving distance possiblein run-fl atmod e
is ap pro xima tely50miles(80 km)wh en the
veh icleis pa rtia lly la den. Whenthe vehicleis
ful lyladen itis ap pro xima tely19miles
(30 km).
In addition tothe vehicleload ,the driving dis-
tance possibledep ends upon:
R Veh iclespe ed
R Ro ad condi tion
R Ou tsid etemp erature
The driving distance possiblein run-fl atmod e
may bered uce dby extrem edri ving condi tions
or mane uvers,oritcan beincre ased throu gha
mod eratesty leof dri ving .
The driving distance possiblein run-fl atmod e
is cou nted from themome ntthe tire pressu re
lo ss wa rning appea rsinthe multifunction dis-
pl ay .
You mustnot excee dthe maxi mum permis si-
bl e spe edfor limp-h omemodeof 50 mph
(80 km/h ).
Whe nrep lacing oneoralltire s,plea se obs erve
the followi ng spe cificati ons foryour veh icle's
tire s:
R Size
R Type and
R The "MOExtend ed"marking
If atire hasgone flatand canno tbe rep laced
wi th an MOExtend edtire ,a stand ardtire may
be used asatemp orarymea sure. Makesure
that youus ethe proper size andtype(su mmer
or winter tire).
Veh icles equ ipped with MOExtend edtire sare
not equipped with aTIR EFIT kitatthe facto ry.
It is there forerecommend edthat youad dition-
al ly equ ipyour veh iclewi th aTIR EFIT kitifyo u
mou nttire sthat donot feature run-fl atcha rac-
teri stics ,e.g. winter tires.ATIR EFIT kitmay be
obta inedfrom aqu alifi ed spe cialist wo rksho p. Fl
at tire
289Breakdo wnassistanc e

Chec
kwheel sand tires for damag eat least
on ce amon th.Chec kwheel sand tires after
driv ingoff-road oron roug hroad test track s.
Dam aged wheel scan caus ealoss oftirepre s-
sure .Pay particular attentio nto damag esuc h
as:
R cut sin thetir es
R punc tures inthetir es
R tears inthetir es
R bulges ontires
R def orm ationor sev ere corrosio non wheel s
Regular lych eck thetir etread dept hand the
co ndi tionof thetread across thewhole width
of all tires (Y page 306). Ifne ces sary, turnth e
fr on twheel sto full lockin ord erto ins pec tth e
inn erside ofthetir esurf ace.
All wheel smust haveavalv ecap topro tect
th evalv eagain stdirt and mois ture.Do not
moun tanyt hingon to thevalv eot her than the
st and ard valvecap orother valvecaps
appro vedbyMer cedes-Ben zfor your vehicle.
Do notuse anyother valvecaps orsyst ems ,
e.g .tir epre ssur emon itorin gsyst ems .
Regular lych eck thepre ssur eof all thetir es
part icular lyprio rto lon gtrips. Adjus tth etir e
pre ssur eas neces sary (Ypage 308).
Obse rveth eno teson theeme rgencyspar e
wheel (Ypage 331).
The servicelife oftires depen ds,amon got her
th ing s,on thefoll owin gfac tors:
R Dr ivin gst yle
R Tire pressur e
R Dis tan cecover ed Not
eson tiretread G
WAR
NING
If th ere isins ufficie nttiretread, thetir etrac-
tio ndec reas es.The tiretread isno longer
able todiss ipatewate r.This increas esthe
ris kof hydr oplan ingwhen theroad surface
is wet ,part icular lywhen theveh icle'sspee d
is no tadapt edtotheroad condi tions.Ther e
is aris kof an acc iden t.
When thetir epre ssur eis toohigh ortoo
low, tires may wear differe ntly at diff ere nt
poin tson thetir etread. Therefore, regularly
ch eck thetir etread dept hand theco ndi tion of
thetread across thewhole widthof all
tir es.
Min imum tiretread dept hon :
R Sum mer tires: 00CEin(3 mm)
R M+S tires: 00CFin(4 mm)
For safe tyreas ons,have thetir es rep lace d
bef ore they reac hth elegally prescribe dmin -
imum tiretread dept h. Mark
ing0043sho wswher ebar indicat or0044 for
tr ead wear isint egr atedint oth etir etread.
Tre adwear indicat ors (TWI )are required by
law. Sixindicat ors are posi tionedon thetir e
tr ead. They arevisible once atread dept hof
appr oximat ely00CD in(1.6 mm)ha sbe en
re ach ed. Ifth is isthecas e,thetir eis so worn
th at itmust berepl aced . Select
ing,mou nting and replacing
tir es G
WAR
NING
Ex cee dingth est ate dtir eload- beari ngcapa-
cit yand theappro vedmax imum speed
coul dlead totiredamage orthetir eburs t-
ing .Ther eis arisk ofacc iden t.
Ther efore, onlyuse tiretype sand sizes
appro vedforyour vehicle mode l.Obse rve
th etir eload rating and spee drat ing
requi redforyour vehicle.
R On lymoun ttir es and wheels ofthesame
type andmake.
Ex cep tion:itis perm issibleto moun ta dif-
fer ent type ormak ein theeven tof aflat
tir e. Obse rveher eth e"MOE xtend edtires 306
Oper
ationWh eels andtires

(tire
swith run-flatcharac teristic s)"sect ion
(Y page 289).
R Only mount tiresof the corr ectsize ontothe
wheels.
R Break innew tiresat moderat espeeds for
the first 60miles (100 km). Thenew tires
only reach theirfullperfor manceafter this
distan ce.
R Do not drive withtireswhich havetoolittle
tre ad depth. Thissignif icantlyreduces the
trac tion onwet roads (hydroplanin g).
R Replace thetiresafter sixyears atthe lat-
est, regardles sof wear.
Observ ethe noteson the emerge ncyspare
wheel (Ypage 331). MOExt
ended tires (tir eswith run-fla t
pr opert ies)
With MOExtended tires(tire swith runflat
charac teristic s),you can continue todrive your
vehic leeven ifther eis atot alloss ofpressur e
in one ormore tires.
MOE xtended tiresmay onlybeused incon -
jun ction with anact ivated tirepressur eloss
warnin gsystem (Canada only)ortire pressur e
mon itor(USA only)andonly onwheels specifi-
cally testedbyMerc edes-B enz.
Not eson drivin gwith MOExtended tireswith a
flat tire (Ypage 289).
Vehicles equipped withMOExtended tiresare
not equipped withaTIREF ITkit atthe factory.
It is ther efore recommen dedthat youaddition -
ally equip yourvehic lewith aTIREF ITkit ifyou
mount tiresthat donot featur erun- flatcharac -
ter istic s,e.g. wintertire s.ATIREF ITkit may be
obtain edfrom aqualified specialist workshop. Wint
eropera tion Genera
lnotes
Have yourvehic lewint er-proof edataqualified
specialist workshopatthe onset ofwint er.
Observ ethe notesinthe "Changing awheel"
sect ion(Ypage 326). Driving
withsummer tires
At tem peratur esbelow 45‡(+7†), summer
tire slose elastic ityand therefore traction and
brakin gpower. Change thetireson your vehi-
cle toM+S tires.Using summer tiresat very
cold temperatur escould cause crackstoform ,
ther eby damaging thetiresperman ently.
Merc edes-B enzcann otaccept responsibility
for this type ofdamage. G
WARN
ING
Damaged tirescan cause tireinflat ionpres-
sure loss. Asaresult ,you could losecontrol
of your vehic le.There isarisk ofacciden t.
Check thetiresregularly forsigns ofdam-
age and replace anydamaged tiresimmedi-
ately. M+S
tires G
WARN
ING
M+S tireswith atire tread depth ofless than
00CF in(4 mm) arenot suitable foruse inwin-
ter and donot provide sufficienttraction.
There isarisk ofan acciden t.
M+S tireswith atre ad depth ofless than 00CF
in (4 mm) must bereplaced immediat ely.
At tem peratur esbelow 45‡(+7 †), use win-
ter tiresor all-season tires.Bot htypes oftire
are ident ifiedbythe M+S marking.
Only wintertire sbearing the004D snowf lake
symbol inaddition tothe M+S markingprovide
the best possible gripinwint ryroad condi-
tion s.Only thesetire swill allow drivingsafet y
system ssuch asABSand ESP®
to func tion
optim allyinwint er.These tireshave been
developed specificallyfordrivin gin snow.
Use M+S tiresof the same make andtread on
all wheels tomaint ainsafe handlin gcharac ter-
istic s.
Always observethe maxim umpermiss ible
speed specifiedforthe M+S tiresyou have
mount ed. Wint
eropera tion
307Wheels andtires Z

When
youhave mount edthe M+S tires:
X Check thetire pressures (Ypage 308).
X Restart thetire pressure monitor(USA only)
(Y page 315).
X Restart thetire pressure losswarning sys-
tem (Canada) (Ypage 312) Snow
chains G
WARNIN
G
If snow chains aremount edon the rear
wheels, thesnow chains couldcause abra-
sion tothe vehicle bodyortochassis com-
ponen ts.This could cause damage tothe
vehicle orthe tires. There isarisk ofan
accident .
To avoid hazardous situations:
R never mount snowchains onthe rear
wheels
R only mount snowchains inpairs onthe
fron twheels.
! On
some tiresizes there isnot enough
space forsnow chains. Toavoid damage to
the vehicle ortires, observe the"Wheel and
tire combin ations" sectionunder "Tiresand
wheels".
For safety reasons, Mercedes- Benzrecom-
mends thatyouonly usesnow chains that
have been specially approved foryour vehicle
by Mercedes- Benz,or are ofacorr esponding
standard ofquality. Formore inform ation,
please contactaqualified specialist workshop.
If you inten dto mount snowchains, please
bear thefollowing pointsinmind:
R Sno wchains maynotbemount edon all
wheel/tire combinations.Permissible
wheel-tire combinations(Ypage 330).
R Only usesnow chains whendriving onroads
complet elycovered bysnow. Remove the
snow chains assoon aspossible whenyou
come toaroad thatisnot snow-c overed.
R Local regulations mayrestrictthe use of
snow chains. Observe theappropriate regu-
lations ifyou wish tomount snowchains. R
Do not exceed themaximum permissible
speed of30mph (50km/ h).
R Ifsnow chains areinstalled, youcann otuse
Act ive Parking Assist(Ypage 176).
You may wish todeactivat eES P®
when pulling
away withsnow chains installed .This allows
the wheels tospin inacont rolled manner,ach-
ieving increased propulsive force(cutt ing
action ).
R Deact ivateESP®
(all vehicles except
Mercedes- AMGvehicles) (Ypage 64)
R Deact ivateESP®
(Mercedes- AMGvehicles)
(Y page 65)
Inf ormation aboutdriving withanemergen cy
spare wheel (Ypage 331). Tir
epr essure Tir
epr essure specifications
Impor tantsafety notes G
WARNIN
G
Underin flatedoroverinf latedtirespose the
following risks:
R the tires mayburst, especially asthe load
and vehicle speedincrease.
R the tires maywear exces sively and/or
unevenly, whichmaygreatly impairtire
trac tion.
R the driving charact eristics,as well as
steerin gand braking, maybegreatly
impaired.
There isarisk ofan accident .
Follow recomm endedtireinflation pressures
and check thepressure ofall the tires
including thespare wheel:
R mont hly,atleast
R ifthe load changes
R before beginnin galong journ ey
R under differen toperating conditions,e.g.
off- road driving
If neces sary,correctthe tire pressure.
i The
data onthe Tire andLoading Informa-
tion placard andtirepressure tableshown
here areexamples. Tirepressure specifica- 308
Tir
epr essureWheels andtires

tio
ns areveh icle-s pecificand mayde via te
fro mthe data sho wnhere. The tirepressu re
sp eci ficati ons thatar eva lid for your veh icle
can befou ndonthe Tire and Loading Info r-
ma tionplaca rdand tirepressu retab leon
the vehicle.
Ge neral notes The
reco mme ndedtire pressu res forthe tires
mou nted atthe factory canbefou ndonthe
la be lsde scri bedhe re.
Ope ratio nwi th an eme rgencyspare wheel:
inf orm ation on opera tionwi th an eme rgency
sp arewh eelcan befou ndinthe genera lnote s
in the "Em ergency sparewh eel"se ctio n
(Y page 330 ).
Fur therinf orm ation on tire pressu res can be
ob tained ataqu alifi ed speci alistwo rksh op.
Tire andLoadin gIn fo rmatio nplac ard 0043
Recomm endedtire pressu res
The Tire and Loading Info rma tionplaca rdison
the B-pi llar on the driver 'sside (Ypage 317 ).
The Tire and Loading Info rma tionplaca rdcon-
tai ns the reco mme ndedtire pressu res forcold
tire s.The reco mme ndedtire pressu res are
va lid for the maxim um permi ssible load and up
to the maxim um permi ssible veh iclesp ee d.
Tire pres sure table The
tirepressu retab leison the inside of the
fu el fillerfla p. Itsho wsthe tire pressu refor all
tire spe rmi tted atthe factory forthisveh icle;
se eillu stra tion(e xam ple) . Th
etire pressu retab leconta insthe recom-
mend edpre ssu res forcoldtire sfor vario us
op era ting cond itions ,i.e .di ffe ringload and
sp ee dcond itions .
If atire size pre ced esatire pressu re,the fol-
lo wi ng tire pressu reinform ation isonl yva lid
for thattire size; seeillu stra tion(e xam ple) . Th
eload cond itions "partia lly la de n" and "ful ly
la de n" arede fin ed inthe tablefor diffe rent
num bers of occu pants and amounts oflug-
ga ge .Th eactu alnum berof seats maydi ffe r. Some
tirepressu retab lessho wonl ythe rim
di am ete rsins tea dof the fulltire size, e.g.R18 .
Ri m diam ete ris pa rtof the tire size and canbe
fou ndonthe tire side wa ll(Y page 321 ). Tire
pres sure
309Whe elsand tires Z

monitor
warnsyouifthe pressu redrops inone
or more ofthe tires. Thetirepressu remonitor
only functions ifthe correspondi ngsensors
are install edinall whee ls.
Information ontire pressu resisdisp layed in
the multifu nctiondisplay.After afew minutes
of drivi ng,the current tirepressu reofeach tire
is shown inthe Serv. Serv.
menuofthe multifu nc-
tion display,see illustratio n(examp le). For
informatio non the messa gedisp lay,refer
to the "Checking thetire pressu reelectroni-
call y"section (Ypage 314).
Important safetynotes G
WARNING
Each tire,includ ingthe spare (ifprovid ed),
shou ldbe checked atlea stonce every two
weeks whencoldandinflated tothe pres-
sure recommended bythe vehicl emanufa c-
turer onthe Tire andLoad ingInformation
pla card onthe driver' sdoor B-pillaror the
tire pressu relab elon the inside ofthe fuel
fill er flap .If you rvehicl ehas tires ofadiffer-
ent size than thesize indica tedonthe Tire
and Load ingInformation placard or,ifavai la-
ble, thetire pressu relab el,you shou ld
determine theprope rtire pressu refor those
tires.
As anadd edsafety feature ,you rvehicl ehas
been equippe dwith atire pressu remonitor-
ing system (TPMS)thatillumina tesalow tire
pressu retelltal ewhen oneormore ofyou r
tires aresignifi cantly underinflated. Accord-
ingly ,when thelow tirepressu retelltal e
ligh tsup, you shou ldstop andcheck your
tires assoon aspossi ble,and inflate themto
the prope rpressu re.Driving onasignifi -
cantly underinflated tirecause sthe tire to
overhea tand canleadto tire failure. Underinfla
tionalsoredu cesfuel efficie ncy
and tiretread life,and may affect thevehi-
cle's handl ingand stoppi ngability.Plea se
note thattheTPMS isnot asubs titute for
prope rtire maintenance, anditis the driv-
er's responsi bility tomaintai ncorrect tire
pressu re,even ifunderi nflation hasnot
reache dthe level totrigger illumina tionof
the TPMS lowtirepressu retelltal e.
You rvehicl ehas alsobeen equippe dwith a
TPMS malfunction indicatortoindica te
when thesystem isnot opera tingprope rly.
The TPMS malfunction indicatoriscombined
with thelow tirepressu retelltal e.When the
system detects amalfu nction, thewarni ng
lamp willflash forapp roximatel ya minute
and then remai ncontinuousl yillumina ted.
This sequ ence willbe repea tedevery time
the vehicl eis started aslong asthe malfu nc-
tion exists. Whenthemalfu nction indicator
is illumina ted,thesystem maynotbeableto
detect orsignal lowtirepressu reas inten-
ded.
TPMS malfunctions mayoccur foravarie ty
of reaso ns,includ ingthe install ationof
incompati blerepla cement oralterna tetires
or whee lson the vehicl ethat prevent the
TPMS fromfunctioning properly.Alwa ys
check theTPMS malfunction telltaleafter
repla cingoneormore tiresorwhee lson
you rvehicl eto ensure thattherepla cement
or alterna teTires andwhee lsall ow the
TPMS tocontinue tofunction properly.
It is the driver' sresponsi bility toset the tire
pressu reto that recommended forcold tires
which issui table forthe opera tingsitua tion
(Y page 308). Notethatthecorrect tirepres-
sure forthe current operatingsitua tionmust
first betaugh t-intothe tire pressu remonitor.
If asubs tantial lossofpressu reoccurs, the
warni ngthreshol dfor the warni ngmessa geis
ali gned tothe taugh t-inreference values.
Resta rtthe tire pressu remonitor afteradjust-
ing the pressu reofthe cold tires
(Y page 315).The current pressuresare
saved asnew reference values.Asaresul t,a
warni ngmessa gewillapp ear ifthe tire pres-
sure drops significantly. Tire
pressure
313Wheelsand tires Z