2021 MERCEDES-BENZ GLC SUV wheel

at
thenear estqu alif ied spec ialistwo rk‐
shop. Thenewwheel mustha ve the
cor rect dimensi ons. %
The eme rgency sparewheel isfastened in
th ecar gocom partmen tunder thecar go
com partmen tfloor .
Obser vethefo llo wing noteson installing an
emer gency sparewheel:
R Chec kth etir epr essur eof theemer gency
spa rewheel installed. Correct thepr essur e
as neces sary.
R The maximum permissible speedwithan
emer gency sparewheel installed is50 mph
(80 km/ h).
R Donoteq uip theemer gency sparewheel
wit hsn ow chains .
R Replace theemer gency sparewheel afte rsix
ye arsat thelat est,re ga rdless ofwe ar.
% Ve
hicl eswith atir epr ess urelos swa rn‐
ing system: Ifan emer gency sparewheel is
ins talled thetir epr essur eloss warning sys‐
te m canno tfunction reliabl y.Onl yre star tth e sy
stem again when theemer gency spare
wheel hasbeen replaced withane wwheel.
Ve hicl eswith atir epr ess uremonit oring
sy stem: Ifan emer gency sparewheel is
ins talled thetir epr essur emonit oring system
cann otfunction reliabl y.Fo ra fe w min utes
af te ran emer gency sparewheel isins talled,
th esy stem mayst ill displa yth etir epr essur e
of there mo vedwheel. Onlyre star tth esy s‐
te m again when theemer gency sparewheel
has been replaced withane wwheel.
Be sureto also obse rveth efo llo wing further
re lat ed subje cts:
R Noteson tirepr essur e(/ page31 7)
R Tire and Loadi ngInfo rm atio nplacar d
(/ page32 4)
R Tire pressur eta ble (/ page31 9)
R Noteson installing tires (/ page336 ) Inflating
theemer gency spar ewheel *
NO
TEOverhea ting dueto thetir einf la‐
tion compressor running toolong #
Donotru nth etir einf lation compressor
fo rlong erthan tenminu teswit hout
int erru ption. Re
quirement s:
Com plywit hth emanuf acturer'ssafetyno teson
th est icke rof theemer gency sparewheel andon
th etir einf lation compressor . #
Remo vethest icke rwit hth elabel 50mph
(80 km/ h)from thetir einf lation compressor
housing andaffix it to theins trument cluster
wit hin thedr iver's field ofvision. #
Remo vethetir einf lation compressor from
th estor ag espace underthetrunk floor
(/ page298). 34
6
Wheels andtires

#
Pull filler hose 2and plug 4out ofthetir e
inf lation compressor housing. #
Inser tplug 8offiller hose 2inthesoc ket
on thetir einf lation compressor andthen
tur nit until plug8eng ages. #
Unscr ew thecap from theva lve on theemer‐
ge ncy sparewheel. #
Screw union nut3offiller hose 2ontoth e
va lve. #
Mak esur eon and offswitc h5 ofthetir e
inf lation compressor issetto 0. #
Inser tplu g4 inasoc ketin your vehicle.
R Cigarette light ersoc ket R
Obser vetheno teson thecig arette light erin
th eDigit alOper ator's Manual #
Turn theSmar tKey toposition 0047intheigni‐
tion lock. #
Press onand offswitc h5 onthetir einf la‐
tion compressor toI.
The tireinf lation compressor isswitc hedon.
The tireis inf lated. The tirepr essur eis
sho wnonmanome ter6. #
Pum pth etir eto thespecif iedtirepr essur e.
% The specif iedtirepr essur eis stat ed on the
label oftheemer gency sparewheel. #
When thespecif iedtirepr essur ehas been
re ac hed, press onand offswit ch5 onthe
tir einf latio ncom pres sor to0.
The tireinf lation compressor isswitc hedoff. #
Turn theSmar tKey toposition 005Aintheigni‐
tion lock. #
Ifth etir epr essur eis higher than thespeci‐
fi ed pressur e,press pressur ere lease valve
bu tton 7 unti lth ecor rect tirepr ess ureha s
bee nre ac hed. #
Unscr ew unio nnut 3offiller hose 2from
th eva lve. #
Screw theva lve cap oftheemer gency spare
wheel ontoth eva lve ag ain. #
Storefiller hose 2and plug 4inthelowe r
section ofthetir einf lation compressor hous‐
ing. #
Storeth etir einf lation compressor inthe
ve hicle. Wheels
andtires 34
7

Fi
lling capacityforre frig er ant and PAGoil Model
Refrig er ant
All model s2 2.2±0.4 oz
(630 ±10 g) Model
PAGoil
All model s2 .8±0.4 oz
(80 ±10 g) Ve
hicl edata Ve
hicl edimens ions The
heightsspeci fied mayva ry as are sult ofthe
fo llo wing fact or s:
R Tire s
R Load
R Conditio nof thesuspension
R Option aleq uipment Height
whenopened Model
1 1
Height
when
opened 2 2
Head‐
ro om
All mode ls 84.5in
(2 14 6mm) 78
.4 in
(1 992 mm) Ve
hicl edimens ions All
models
Ve hicle length1 83.4in
(4658 mm)
Ve hicle widthincluding out‐
side mirrors 82.5
in
(2096 mm)
Ve hicle height 65.5in
(1 66 4mm)
Wheelbase 113.1 in
(28 73mm)
Tu rning radius 38.71ft
(1 1. 80 m) We
ight sand loads Please
observethefo llo wing notesfo rth especi‐
fi ed vehicle data:
R Items ofoptional equipment increase the
curb weight andreduce thepa yload. Te
ch nica lda ta 359

Disp
laymes sages
Possible causes/conseq uencesand0050 0050
Solutions #
Chec kth etir epr essur eif neces sary.
Active SteeringAssistInop -
era tive *A
ctiveSt eer ing Assis tis malfunct ioning.ActiveDis tance AssistDIS TRONI Cremains available. #
Con sult aqu alif ied spec ialistwo rkshop.
Act ive Steering AssistCur-
rently Unavaila bleDue to
Multiple Emergenc yStops *A
ctiveSt eer ing Assis tis temp orarily una vailable duetomultip leemerg encystops. #
Take ove rth esteer ing and stop inaccor dance withth etra ffic con dition s. #
Swit chtheignition offand switc hit bac kon.
Ac tiveSt eer ing Assis tis available once mor e.
Beg inning Emerg enc ySt op *Y
our hands areno ton thesteer ing wheel. Anemer gency stop isbeing initiated(/ page19 2). #
Put your han dsbac kon thesteer ing wheel.
Yo ucan cancelthedeceler ationatanytime byper form ing one ofthefo llo wing actions :
R Steer ing
R Braking oraccelera ting
R Deact ivating ActiveDis tance AssistDIS TRONI C
Ø *A
ctiveSt eer ing Assis thas reac hed thesy stem limits (/page19 0).
Yo uha ve notst eer edindependen tly fo ra consider ableper iod oftime. #
Take ove rth esteer ing and drive on inaccor dance withth etraf fic condi tions. Disp
lay mess ages and warning/ indic ator lam ps 389

Disp
laymes sages
Possible causes/conseq uencesand0050 0050
Solutions
Act ive Parking Assist
Maneuvering Assistance
Restrict edSee Operator' s
Manual *T
heParking Assistmane uvering assis tance istemp orarily una vailable oronl ypar tiall yav ailable. #
Clean allsen sorsof thepar king andcamer asy stem (/ page29 1). #
Ifth edispla ymessag est ill appear s,con sult aqu alif ied spec ialistwo rkshop.
Act ive Parking Assistand
PARKTRONIC Inoperative
See Operator's Manual *
Ve hicl eswith Activ ePa rking Assis t:Ac tivePa rking Assistand Parking AssistPA RK TRONI Caremalf unction ing .
Ve hicl eswithout Activ ePa rking Assis t:Pa rking AssistPA RK TRONI Cis malf unction ing . #
Stop theve hicle inaccor dance withth etra ffic con dition sand restar tth eengine. #
Ifth edispla ymessag est ill appear s,con sult aqu alif ied spec ialistwo rkshop. Dr
iving safetysy stems Displa
ymess ages
Possible causes/conseq uencesand0050 0050
Solutions
0025
00E5 Currently Unavailable See
Operator' sManual *
ABS andESP®
arete mp orarily una vailable.
Ot her drivin gsy stems anddriving safetysy stems (e.g. BAS)ma yal so be temp orarily una vailable.
The brak esy stem will continue tooper atenor mally .The braking distance inan eme rgency braki ng situa tioncan
incr ease. &
WARNIN GRisk ofskid ding ifABS andESP®
aremal functi oning
The wheelsma yloc kdu ring braki ng and ESP®
do es notpe rfor m anyve hicle stabiliz ation. 396
Displaymes sagesand warning/ indic ator lam ps

Disp
laymes sages
Possible causes/conseq uencesand0050 0050
Solutions
The steer ability andbraking charact eristic sar ehea vilyim pair edand thebr aking distance mayincr ease. Inaddi‐
tio n,other driving safetysy stems areswitc hedoff. #
Drive car efull yon asuit able stre tchof road, mak ingsligh tst eer ing movements ataspeed above19 mp h
(30 km/ h). #
Ifth edispla ymessag edoes notdisappear ,con sult aqu alif ied spec ialistwo rkshop immediat ely.Dr ive car e‐
full y. 0025
00E5
Inoperative SeeOperator's
Manua l *
ABS andESP®
aremalfu nctioning.
Ot her driving systems anddriving safetysy stems (e.g. BAS)ma yal so be mal functi oning.
The brak esy stem will continue tooper atenor mally .The braking distance inan eme rgency braki ng situa tioncan
incr ease. &
WARNIN GRisk ofskid ding ifABS andESP®
aremal functi oning
The wheelsma ybl oc kdu ring braki ng and ESP®
do es notpe rfor m anyve hicle stabiliz ation.
The steer ability andbraking charact eristic sar ehea vilyim pair edand thebr aking distance mayincr ease. Inaddi‐
tio n,other driving safetysy stems areswitc hedoff. #
Drive on car efull y. #
Have ABS andESP®
ch eckedimmediat elyataqu alif ied spec ialistwo rkshop. Displa
ymessag esand warning/ indic ator lam ps 39
7

Disp
laymes sages
Possible causes/conseq uencesand0050 0050
Solutions #
Have ESP ®
ch eckedat aqu alif ied spec ialistwo rkshop. 007A
0025
00E5
Inoperative SeeOperator's
Manual *
EBD ,ABS andESP®
aremalfunctioning.
Ot her driving systems anddriving safetysy stems (e.g. BAS)ma yal so be mal functi oning. &
WARNIN GRisk ofskid ding ifEBD, ABSandESP®
are malfuncti oning
The wheelsma ybl oc kdu ring braki ng and ESP®
do es notpe rfor m anyve hicle stabiliz ation.
The steer ability andbraking charact eristic sar ehea vilyim pair edand thebr aking distance mayincr ease. Inaddi‐
tio n,other driving safetysy stems areswitc hedoff. #
Drive on car efull y. #
Have thebr ak esy stem checkedimmediat elyat aqu alif ied spec ialistwo rkshop. Act
ive Brake Assist Func-
tions Currently LimitedSee
Operator's Manual *
Ve hicl eswith theDr iving Assistance Packag e:Ac tiveBr ak eAssi stwit hcr oss- traf fic functi on,Evasi ve Steer ing
Assis tor PRE‑S AFE®
PL US arete mp orarily una vailable oronl ypar tiall yav ailable.
Ve hicl eswithout theDr iving Assistance Packag e:Ac tiveBr ak eAssi stistemp orarily una vailable. #
Drive on.
As soon astheambient conditions arewit hin thesy stem limits, thesy stem will become available again. #
Ifth edispla ymessag edoes notdisappear ,st op theve hicle inaccor dance withth etra ffic con dition sand restar t
th eengine. Displa
ymessag esand warning/ indic ator lam ps 399

Disp
laymes sages
Possible causes/conseq uencesand0050 0050
Solutions #
Have thetir epr essur emonit oring system checkedat aqu alif ied spec ialistwo rkshop. Tire
Pressure MonitorInop-
erative NoWheel Sensors *T
hewheels installed donotha ve suit able tirepr essur esensor s.The tirepr essur emonit oring system isdeactiv ated. #
Installwheels withsuit able tirepr essur esen sors.
0077 Wheel Sensor(s )Missin g *T
her eis no signal from thetir epr essur esensor ofone ormor ewheels. Nopressur eva lue isdispla yedfo rth eaf fec‐
te dtir e. #
Have thefa ulty tirepr ess uresen sor replaced ataqu alif ied spec ialistwo rkshop.
0077 Check Tires *T
hetirepr essur ein one ormor etir es has dropped significantl y.
The wheel position isdispla yed. Awa rning tone willal so sou nd. &
WARNIN GRisk ofan acci dent dueto insuf ficie nttirepr ess ure
R The tires can burst.
R The tires can wearexc essiv elyand/or unevenly.
R The driving charact eristic sas wellas thesteer ing and braking maybe greatl yim pair ed.
Yo uco uld then lose control of theve hicle. #
Obser vethere comme ndedtirepr ess ures. #
Adjus tth etir epr essur eif neces sary. 40
4
Displa ymessag esand warning/ indic ator lam ps