lock MERCEDES-BENZ GLC 2020 Service Manual

Pe
rm itted towing methods Ve
hicl eeq uipment/ towing
me thod Bo
th axle son thegr ound Fr
ont axle raised Re
ar axle raised
Ve hicles withmanual transmission Yes,maximum 31mile s(50 km) at
31 mp h(50 km/h) Ye
s,maximum 31mile s(50 km) at
31 mp h(50 km/h) Ye
s,maximum 31mile s(50 km) at
31 mp h(50 km/h)
Ve hicles withaut omatic transmis‐
sion Ye
s,maximum 31mile s(50 km) at
31 mp h(50 km/h) No
Yes,ifth esteer ing wheel isfixe din
th ecent erposition withast eer ing
wheel lock.
4MA TICvehicles Yes,maximum 31mile s(50 km) at
31 mp h(50 km/h) No
NoTo
tow wit hara ised axle: towing should be
per form ed byato wing company. To
wing theve hicl ewith both axle son the
gr ound #
Obser vetheno teson theper mitt edtowing
me thods (/page44 9). #
Makesur eth at thebatt eryis con nect edand
ch arge d.
Obser vethefo llo wing pointswhen thebatt eryis
disc harged:
R The engin ecann otbe star ted
R The electr icpar king brak ecann otbe
re leased orapplied R
Vehicl eswith automatic transmiss ion:
The automatic transmiss ioncanno tbe shif‐
te dto position 005Cor005D. 450
Breakdo wnassis tance

%
Vehicl eswith automatic transmiss ion:If
th eaut omatic transmiss ioncann otbe shif‐
te dto position 005C,orthemultifunc tiondis‐
pla yin theins trument clusterdoes notsho w
an ything, have theve hicle transpor tedaw ay
( / pag e452). Atowing vehicle withlifting
eq uipment isrequ ired forve hicle transpor ta‐
tio n.
* NO
TEDama gedue totowing away at
exc essiv elyhigh speeds orove rlong dis‐
ta nces The
drivet ra in could bedamag edwhen tow‐
ing atexc essiv elyhigh speeds orover long
dis tances. #
Atowing speed of30 mph(50 km/h)
mus tno tbe exc eeded. #
Atowing distan ceof30 miles(50 km)
mus tno tbe exc eeded. &
WARNIN GRisk ofacci dent whento wing
a ve hicle whichis toohea vy
If th eve hicle being tow- star tedor towe d
aw ay ishea vier than theper missible gross
mass ofyour vehicle, thefo llo wing situat ions
can occur:
R The towing eyema ybecome detach ed.
R The vehicle/tr ailercombination may
sw erve oreve nov ertur n. #
Ifano ther vehicle istow- star tedor
to we daw ay,its weight mustno texc eed
th eper missible gross mass ofyour ow n
ve hicle. If
ave hicle mustbe tow- star tedor towe daw ay,
its per missib legross weight mustno texc eed the
per missible gross weight oftheto wing vehicle. #
Information ontheper missible gross mass of
th eve hicle canbefound ontheve hicle iden‐
tif ication plate(/ page49 4). #
Vehicl eswith automatic transmiss ion:Do
no topen thedr iver's door orfront passeng er door
,ot her wise theaut omatic transmiss ion
aut omaticall yshif tsto position 005D. #
Installth eto wing eye(/ page45 4). #
Fasten theto w bar .
* NO
TEDama gedue toinc orrect connec‐
tion oftheto w bar #
Onlyconnect theto w rope ortow bar to
th eto wing eyes. #
Deact ivat eth eaut omatic locking mechanism
(/ page72 ). #
Donotactiv ateth eHOLD function. #
Deact ivat eth eto w- aw ay alar m(/ page92) . #
Deact ivat eAc tiveBr ak eAssi st
( / pag e19 7). #
Vehicl eswith automatic transmiss ion:
Shif tth eaut omatic transmiss iontoposition
005C. #
Release theelectr icpar king brak e. Br
eakdo wnassis tance 45
1

&
WARNIN GRisk ofacci dent dueto limi‐
te dsaf ety-re lat ed func tionsdur ing the
to wing proce ss
Saf ety-re lat ed func tionsar elimit edorno lon‐
ge rav ailable inthefo llo wing situat ions:
R theignition isswitc hedoff.
R thebr ak esy stem orpowe rst eer ing sys‐
te m ismalfu nctioning.
R theener gysupply ortheon- boar delectr i‐
cal system ismalfunct ioning.
When your vehicle isthen towe daw ay,signif ‐
icant lymor eef fort ma ybe requ ired tosteer
and brak eth an isno rm allyre qu ired. #
Use ato w bar . #
Mak esur eth at thesteer ing wheel can
mo vefreely ,bef oreto wing theve hicle
aw ay. *
NO
TEDama gedue toexcess ive tracti ve
po we r If
yo upull away shar ply, thetractiv epo we r
ma ybe toohigh andtheve hicles couldbe
damag ed. #
Pull away slo wlyand smoo thly. Lo
adi ng the vehicl efo rtr ans port #
Obser vetheno teson towing away
( / pag e450). #
Connec tth eto w bar totheto wing eyein
or der toload theve hicle.
% Youcan also attachth eto w bar tothetrailer
hitc h. #
Vehicl eswith automatic transmiss ion:
Shif tth eaut omatic transmiss iontoposition
005C.
% Ve
hicl eswith automatic transmiss ion:
The automatic transmiss ionmaybe locked
in posit ion005Dintheeve ntofdama getothe
electr icalsystem. Toshif tto 005C ,pr ov ide the on-boar
delectr icalsystem withpo we r
( / pag e44 7). #
Load theve hicle ontoth etra nspor ter. #
Vehicl eswith automatic transmiss ion:
Shif tth eaut omatic transmiss iontoposition
005D. #
Use theelectr icpar king brak eto secur eth e
ve hicle agains tro lling away. #
Onlysecur eth eve hicle bythewheels.
AMG vehicl eswith ADSPL US (Adap tive
Dam ping System PLUS) &
WARNIN GRisk ofan acci dent when
tr ansp orting vehicles withAd aptive
Dam pingSy stem PLUS
The reduced damping forc es on theve hicle
being transpor tedcan cause theve hicle/
tr ailer combination tostar tto swing.
As are sult, when transpor tingvehicles with
th eAd aptiveDam pingSy stem PLUS, the
ve hicle/tr ailercombination mayst ar tto skid.
Conseq uently,yo uco uld lose contro lof your
ve hicle. 452
Breakdo wnassis tance

Alum
inum hubcap #
Toremo ve:po sitio nsoc ket2 onhubcap
1.
% The socketcan befound inthetir e-c hang e
to ol kit. #
Position wheel wrenc h3 onsoc ket2. #
Usingwheelwr enc h3, turnhu bcap 1
cou nter-clo ckwise andremo veit. #
Toins tall: posit ionhub cap1and turnunt il
it is com pletely flush withth ewheel. #
Position socket2 onhubcap 1. #
Attach wheel wrenc h3 tosoc ket2 and
tig hten thehub capclockwise.
Specif iedtight ening torq ue: 18lb-f t
(25 Nm). Ra
ising theve hicl ewhe nch angi ngawhe el Re
quirement s:
R Ther ear eno per sons intheve hicle.
R The vehicle hasbeen prepar edfora whee l
ch ang e(/ page48 3).
Im por tant noteson using thejac k:
R Use onlya ve hicle-specif icjac kth at has
been approvedby Mer cedes-Ben zto raise
th eve hicle.
R The jackis onl ydesigned forra ising and
holdin gth eve hicle fora shor ttime whilea
whee lis being chang edand notfo rmaint e‐
nance workund ertheve hicle.
R The jackmus tbe placed onafirm ,fl at and
no n-slip surface. Ifneces sary,use alar ge,
fl at, load- bearing,no n-slip unde rlay . R
The foot ofthejac kmus tbe position edverti‐
call yunder thejac ksuppor tpoint . Ru
les ofcon duct when theve hicle israised:
R Neverpla ceyour han dsorfeet und erthe
ve hicle.
R Neverlie under theve hicle.
R Donotst ar tth eengine anddonotre lease
th eelectr icpar king brak e.
R Donotopen orclose anydoor sor theta il‐
ga te. 48
4
Wheels andtires

#
Position jack2 atjac ksuppor tpoint 1. #
Turn ratche t3 clockwise untiljac k2 sits
com pletely on jacksuppor tpoint 1and the
base ofthejac klies evenlyon thegr ound. #
Turn ratche t3 unti lth etir eis raised amaxi‐
mum of1.2 in (3 cm) from thegr ound. #
Loosen andremo vethewheel (/page486). Re
mo ving awh eel Re
quirement s:
R The vehicle israised (/page48 4).
Mer cedes- AMGvehicl es:obse rveth eno tesin
th eSupplement .Ot her wise, youma yfa ilto rec‐
ogni zedangers.
Whe nch ang ingawheel, avoid applying anyfo rc e
to thebr ak ediscs, sincethis could impair the
le ve lof com fort when brakin g.
* NO
TEDama getothre adin gfrom dirton
wheel bolts #
Donotplace wheel boltsin san dor on
a dir tysur face. #
Unscr ew theupper mostwheel boltcom‐
ple tely. #
Screw align mentbolt 1intoth eth re ad
ins tead ofthewheel bolt. #
Unscr ew there maini ngwhee lbolts com‐
ple tely. #
Remo vethewheel. #
Installth ene wwheel (/page486). Mounting
ane wwheel Re
quirement s:
R The wheel isremo ved(/ page486 ). 486
Wheels andtires

R
Remo vethetir einf lation compressor from
th estow agespac eunde rth etrunk floor
(/ page439). #
Remo vesticke r1 from thetir einf lation
com pressor housing andaffix it to theins tru‐
ment clusterwit hin thedr iver's field of
vision. #
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:(/ pag e12 4) R
12Vsoc ket:
R Obser vetheno teson thecig arette light er:
(/ page12 4)
R Obse rveth eno teson soc kets: #
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 490
Wheels andtires

Coolant
capacit y
Coolant capacit y Mod
el Capacity
All mode ls 9.5US qt(9.0liter s) No
teson windshield washer fluid Obser
vetheno teson oper ating fluids
(/ page49 6). &
WARNIN G‑Ri sk offire and injuryfrom
wind shieldwa sher concen trat e
Wi ndsh ield wa sher concen trat eis highly
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. *
NO
TEDama getotheex terior lighting
due touns uitable windshieldwa sher fluid Uns
uitable windshieldwa sher fluid maydam‐
ag eth eplas ticsur face oftheex terior light‐
ing. #
Onlyuse windshield washer fluid whic h
is also suitable foruse onplastic sur fa‐
ces, e.g.MBSumm erFitor MB Winter‐
Fit. *
NO
TEBlocked spr aynozzl escau sed by
mixing windshieldwa sher fluids #
Donotmix MBSum merFitand MBWin‐
te rFit withot her windshield washer flu‐
ids. Do
notuse distilled orde- ionizedwa teras thefill
le ve lsen sor maybe trigg ered erro neou sly.
Re comme ndedwindsh ield wa sher fluid:
R Abo vefreezing point:e.g. MBSummerFi t
R Belo wfreezing point:e.g. MBWinterFi t Fo
rth ecor rect mixi ngratio ,re ferto theinf orma‐
tion ontheantif reeze container .
Mix thewa sher fluid withth ewindshield washer
fl uid allyear round . Re
frig er ant No
teson refrig er ant
Obser vetheno teson oper ating fluids
(/ page49 6).
* NO
TEDama gedue toinc orrect refrig er‐
ant If
anon-appr ovedre frig er ant isuse d,thecli‐
mat econ trol system maybe damag ed. #
Onlyuse there frig er ant R‑134a *
NO
TEDama getotheclimat econ trol
sy stem due toinc orrect refrig er ant com‐
pr essor oil #
Onlyuse refrig er ant com pressor oilthat
has been approvedby Mer cedes-Ben z. 500
Tech nica lda ta

Disp
laymes sages
Possible causes/conseq uencesand0050 0050
Solutions
0051 *A
tle as tone door isop en. #
Close alldo ors.
0066 *T
hehood isopen. &
WARNIN GRisk ofacci dent ifth eengine hoodisunlatc hedwhile driving
An unloc kedengin ehood mayopen upwhen theve hicle isin mo tion andblockyo ur vie w. #
Neverunla tchth eengine hoodwhile driving. #
Beforeev erytrip, ensur eth at theengine hoodislatc hed. #
Stop theve hicle immediat ely,pa ying attention toroad and traf fic condi tions. #
Close thehood.
0065 *T
hetailg ateis open . &
DANG ER Risk ofexhaus tga spoisoning
Combus tionengines emitpoisonous exhaus tga ses suchas carbon monoxide.Exhaus tga ses can enterthe
ve hicle interior ifth eta ilg ateis open when theengine isrunning ,esp ecially ifth eve hicle isin mo tion. #
Alw aysswitc hof fth eengine beforeopening theta ilg ate. #
Neverdr ive wit hth eta ilg ateopen . 51
6
Display messa gesand warning/ indic ator lam ps

Disp
laymes sages
Possible causes/conseq uencesand0050 0050
Solutions
Cruise ControlOff *C
ruise con trol has been deact ivat ed.
If th er eis an additional warning tone, cruise contr olha sbe en deacti vatedaut omatic ally(/ page19 7). Dr
ivi ng 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 mayalso betemp orarily una vailable.
The brak esy stem will continue tooper atenor mally .Br aking distance mayincr ease inan eme rgency braki ng situa ‐
tio n. &
WARNIN GRisk ofskid ding ifABS andESP®
aremal functi oning
If ABS andESP®
aremal functi oning,th ewheels couldlockwhen braking andESP®
cann otcar ryout vehicle
st abiliz ation.
The steer ing capability andbraking charact eristic sar eth us severely impa ired .Th ebr akin gdis tance inan eme r‐
ge ncy braki ng situa tioncan increase. Inadditio n,other driving safetysy stems areswitc hedoff. #
Drive on car efull y. #
Have ABS andESP®
ch eckedimmediat elyataqu alif ied spec ialistwo rkshop. 538
Displa ymessag esand warning/ indic ator lam ps

Disp
laymes sages
Possible causes/conseq uencesand0050 0050
Solutions #
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 efully .
0025
00E5
Inoperative SeeOperator's
Manual *
ABS andESP®
aremalfunctioning.
Ot her driving systems anddriving safetysy stems mayalso bemalfunct ioning.
The brak esy stem will continue tooper atenor mally .Br aking distance mayincr ease inan eme rgency braki ng situa ‐
tio n. &
WARNIN GRisk ofskid ding ifABS andESP®
aremal functi oning
If ABS andESP®
aremal functi oning,th ewheels couldlockwhen braking andESP®
cann otcar ryout vehicle
st abiliz ation.
The steer ing capability andbraking charact eristic sar eth us severely impa ired .Th ebr akin gdis tance inan eme r‐
ge ncy braki ng situa tioncan increase. Inadditio n,other driving safetysy stems areswitc hedoff. #
Drive on car efull y. #
Have ABS andESP®
ch eckedimmediat elyataqu alif ied spec ialistwo rkshop. #
Drive on car efully . #
Consult aqu alif ied spec ialistwo rkshop immediat ely. Dis
play messa gesand warning/ indic ator lam ps 539