tow bar MERCEDES-BENZ GLC 2021 Owners Manual

#
Save these ttings withth ememor yfunc tion
(/ page10 2). Ad
jus tingthe 4-waylum bar support 1
Higher
2 Softer
3 Lowe r
4 Firmer #
Usingbuttons 1to4 ,adjus tth econ tour
of thebac kres tindividuall yto suit your bac k. Head
restra ints Ad
jus tingthe fron tse at head restra ints
mec hanica lly &
WARNIN GRisk ofacci dent dueto
adjus tingve hicle settin gswhile theve hi‐
cle isin mo tion
Yo uco uld lose contro lof theve hicle inthe
fo llo wing situat ionsinpar ticular :
R Ifyo uadj ustth edr iver's seat, thehead
re stra int s,thesteer ing wheel orthemir‐
ro rwhi letheve hicle isin mo tion.
R Ifyo ufa sten your seat beltwhile theve hi‐
cle isin mo tion. #
Beforest ar tin gth eengine: adjustth e
dr iver's seat, thehead restra int s,the
st eer ing wheel andthemir rorand fas‐
te nyo ur seat belt. &
WARNIN GRisk ofinju rydue tohead
re stra int sno tbeing installed orbeing
adjus tedincor rectl y
If hea dre stra int sha ve notbe en installed or
ha ve notbe en adjus tedcor rectly ,th er eis an
incr eased risk ofinjur yin thehead andneck
ar ea, e.g. intheev ent ofan acciden tor when
br aking. #
Alw aysdr ive wit hth ehead restra int s
ins talled. #
Beforedr ivin gof f,mak esur efo rev ery
ve hicle occupant that thecent erofthe
head restra int suppor tsthebac kof the
head atabout eyeleve l. Do
notint erch ang eth ehead restra int sof the
fr ont and rear seat s.Ot her wise, youwill notbe
able toadjus tth eheight andangleof thehead
re stra int scor rectl y.
Ad jus tth ehead restra int fore -and -aftpo sitio nso
th at itis as clo seasposs ibletothebac kof your
head. 94
Seatsand stow ing

#
Push release knob 1 inthedir ect ion ofthe
ar row and pulloutthehead restra int .
Ins talling #
Insertth ehead restra int suc hth at the
no tches onthebar areon thelef twhen
vie we din thedir ect ion oftra vel. #
Push thehead restra int down untilit
eng ages. #
Foldthere ar seat backres tbac kunt ilit
eng ages. Conf
iguringtheseat settings Multi
media system:
4 © 5
Comfort 5
Seat Comfort
Ad jus tingthe backres tco ntou rin the lumb ar
re gion oftheseat backres t(lum bar) #
Sele ctLumbar . #
Sele ctthese ttings Z forth edesir edseat. #
Adjus tth eair cushions . Ad
jus tingthe backres tsi de bolste rs #
Select SideBol sters . #
Adjus tth eair cushion forth edesir edseat. Selecting
thema ssag epr og ram forthe fron t
se ats Mu
ltimed iasystem:
4 © 5
Comfort 5
Massage #
Select WaveMassage orPulsating Massage. #
Startth epr ogr am forth edesir edseat 0065. #
Tosetth ema ssag eint ensit y:switc hHigh
Inten sityonoroff. Re
setting seat settings Multimedia
system:
4 © 5
Comfort 5
Seat Comfort #
Select 00D1forth edesir edseat. #
Conf irm thepr om pt. Switc
hingtheseat heatingon/of f &
WARNIN GRisk ofburnsdue torepeat‐
edl yswitc hingontheseat heating
Re peat edly switc hingontheseat heating can
cause theseat cushion andseat backres t
padding tobecome very hot.
In par ticular ,th ehealt hof per sons withlimi‐
te dte mp eratur esensit ivityoralimit edability
to react tohigh temp eratur esma ybe affec‐
te dor they ma yev en suf ferbur n-lik einjur ies. #
Donotre peat edlyswitc hon theseat
heating. To
protect agains tove rheating, theseat heating
ma ybe temp orarily deactiv ated afte rit is
swi tched onrepeat edly.
* NO
TEDama getotheseats caused by
object sor document swhen theseat
heating isswitc hedon When
theseat heating isswitc hedon,over‐
heati ngmayoccur duetoobject sor docu‐ 96
Seats andstow ing

of
thewheel arch es when youdisc on‐
ne ct thetrailer cable. #
Disc onnect theelectr icalconnect ion
be tween theve hicle andthetra iler . #
Uncou ple th etra iler . #
Place theco veron theball neckmount . Ve
hicl eto wing instruct ions
The vehicle isno tsuit able forth euse oftow bar
sy stems that areused forflat towing ording hy
to wing, forex am ple. Attach ing and using tow bar
sy stems canlead todamag eon theve hicle.
When youar eto wing ave hicle withto w bar sys‐
te ms, safedr iving charact eristic scan notbe
guar anteed forth eto wing vehicle ortheto we d
ve hicle. Thevehicle-tr ailercombination may
sw erve from side toside. Complywithth eper‐
mitt edtowing methods (/page30 7) and the
ins truct ions forto wing withbo th axle son the
gr ou nd (/ page 308). Dr
iving andparking 233

Mer
cedes-Ben zre comme ndstransp orting your
ve hicle inthecase ofabr eakdo wn,rath er than
to wing itaw ay.
Fo rto wing, useato w rope ortow bar withbo th
axle son thegr ound. Donotuse tow bar sys‐
te ms.
* NO
TEDama getotheve hicle duetotow‐
ing away inc orrectl y #
Obs erve theins truction sand noteson
to wing away. Ve
hicl eswith automatic transmiss ion Pe
rm itted towing methods
Bo th axle son
th egr ound Ye
s,maximum 31mile s
(50 km) at31 mp h(5 0km/h)
Fr ont axle
ra ised No
Re ar axle
ra ised Ye
s,ifth esteer ing wheel is
fi xe din thecent erposition
wit hast eer ing wheel lock 4MA
TICvehicl es Pe
rm itted towing methods
Bo th axle son
th egr ound Ye
s,maximum 31mile s
(50 km) at31 mp h(5 0km/h)
Fr ont axle
ra ised No
Re ar axle
ra ised No To
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 (/page30 7). #
Mak esur 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
% 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 e31 0). 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. 308
Breakdo wnassis tance

#
Atowing distan ceof30 miles(50 km)
mus tno tbe exc eeded. &
WARNIN GRisk ofacci dent whento wing
a ve hicle whichis toohea vy
If ano ther vehicle istow- star tedor towe d
aw ay,its weight mustno texc eed theper mis‐
sible gross mass ofyour ow nve hicle, other‐
wise thefo llo wing could occur:
R The towing eyema ybecome detach ed.
R The vehicle/tr ailercombination may
sw erve oreve nro llo ver. #
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(/ page350). #
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(/ page31 1). #
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
(/ page71 ). #
Donotactiv ateth eHOLD function. #
Deact ivat eth eto w- aw ay alar m(/ page88) . #
Deact ivat eAc tiveBr ak eAssi st
( / pag e19 8). #
Vehicl eswith automatic transmiss ion:
Shif tth eaut omatic transmiss iontoposition
005C. #
Release theelectr icpar king brak e. &
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 The ignit ionisswitc hedoff.
R The brak esy stem orpowe rst eer ing sys‐
te m ismalfu nctioning.
R The ener gysupp lyor theon- 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 beforeto wing theve hicle
aw ay. Br
ea kdo wnassista nce 30
9

*
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 e308). #
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 e306). #
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.
Ve hicl eswith ADSPL US (Adap tiveDam ping
Sy stem PLUS) &
WARNIN GRisk ofan acci dent when
tr ansp orting vehicles withAd aptive
Dam pingSy stem PLUS
When transpor tingvehicles withAd aptive
Dam pingSy stem PLUS, theve hicle/tr ailer
combination maybegin torock and star tto
skid. #
Load theve hicle correctl yont oth e
tr ans porter . #
Secur eth eve hicle onallfour wheel s
wit hsuit able tensi oni ng stra ps. #
Donotexc eed themaximum permissi‐
ble speed of35 mph(6 0km/h) when
tr anspo rting. *
NO
TEDama getotheve hicle from secur‐
ing itincor rectl y #
Afterloa ding, theve hicle mustbe
secur edon allfour wheel s.Ot her wise,
th eve hicle could bedamag ed. #
Aminimum distance of8in (20 cm)
up wa rdsand 4in (10 cm) down wards
mus tbe kept tothetranspor tplatf orm. #
Secur eth eve hicle onallfour wheel saf te r
loading . 31
0
Brea kdo wnassista nce

to
wing eye. Fasten theto w bar tothetrailer
hitc h. #
Mak esur eth at cover1 eng ages inthe
bum perwhen youre mo vetheto wing eye.
* NO
TEDama getotheve hicle dueto
inc orrect useof theto wing eye When
ato wing eyeis used toreco vera ve hi‐
cle, theve hicle maybe damag edinthepr oc‐
ess. #
Onlyuse theto wing eyeto tow aw ay or
to w star tth eve hicle. To
w star ting theve hicl e(eme rgency engine
st ar t) Ve
hicl eswith automatic transmiss ion
* NO
TEDama getotheaut omatic trans‐
mission duetotow star tin g The
automat ictransm issionma ybe damag ed
in thepr ocess oftow star tin gve hicles with
aut omatic transmission. #
Vehicles withaut omatic transmission
mus tno tbe tow star ted. #
Vehicles withaut omatic transmission must
no tbe tow- star ted. Electr
icalfuses No
teson electr icalfuses &
WARNIN GRisk ofacci dent andinjury
due tooverloaded lines
If yo uman ipulat eor bridg eafa ulty fuse orif
yo ure place itwit hafuse withahigher
am per age, theelectr icline could beove rloa‐
ded.
This could result inafire . #
Alw aysre place faulty fuseswit hspec i‐
fi ed newfuses containin gth ecor rect
am per age. *
NO
TEDama gedue toinc orrect fus es Electr
icalcom pone ntsorsystems maybe
damag edbyinc orrect fus es, ortheir func ‐
tion ality maybe signif icantlyim pair ed. #
Onlyuse fuses that have been approved
by Mer cedes-Ben zand whic hha ve the
cor rect fus era ting . Blo
wn fuse smu stbe replaced withfuses ofthe
same rating ,wh ich yo ucan recogni zeby the
colo rand thelabeling. Thefuse rating sand fur‐
th er information tobe obser vedcan befound in
th efuse assignmen tdiagr am.
Fu se assignment diagram: onthefuse boxin
th ecar gocom partmen t(/ page31 5).
* NO
TEDama geormalfunct ionscaused
by mois ture Mois
turema ycause damagetotheelectr ical
sy stem orcause itto malfu nction. 31
2
Brea kdo wnassista nce

Con
venience closing featur e....... ...............80
Con venience opening ..................................8 0
Coolant (engine)
Capacit y.<0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011001100110011001100110011
001100110011001100110011001100110011001100110011001100110011> 357
Ch eckleve l............................................ 286
No tes... .................................................3 56
Co oling
see Clima tecontr ol
Co pyrights
Licen se............................................ ........ 36
Tr ademar ks<0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011001100110011> 36
Co rnering light ...........................................1 24
Cr oss Traf fic Aler t..... ................................ 228
Cr osswind Assist
Fu nctio n/no tes.<0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011001100110011001100110011
00110011001100110011> 175
Cr uise contr ol
Ac tivati ng........... ....................................181
Butt ons<0011001100110011001100110011001100110011001100110011001100110011
00110011001100110011> <0011001100110011001100110011001100110011001100110011001100110011
00110011001100110011>........181
Callin gup aspee d.<0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011001100110011001100110011> 181
Dea ctivating............ ...............................181
Fu nctio n...<0011001100110011001100110011001100110011001100110011001100110011
001100110011001100110011001100110011> <0011001100110011001100110011001100110011001100110011001100110011
0011001100110011>180
Re quiremen ts:.......................................1 81
Sel ecting <0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011001100110011001100110011> 181 Se
tting aspe <0048004700110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011001100110011001100110011
00110011001100110011001100110011> 181
St or ing aspeed... .............................. ..... 181
Sy stem limit ations. ........................... ..... 180
Cus tomer Assist ance Center (CAC )........... 30
Cus tomer Relat ions Depar tment. .............. 30 D
Dashboa rd
see Cockpit
Data acquisition
Ve hicle. ............................................. .......3 1
Data protection rights
Dat ast or ag e... ......................................... 34
Data storage
Dat apr otect ion rights ........................ ..... 34
Elect ronic contr oluni ts<0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011> ..31
Online services...... ..................................3 4
Ve hicle. ............................................. .......3 1
Da ytim eru nning lampmode
see Daytime running lights
Da ytime running lights
Switc hingon/o ff<0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011001100110011001100110011
001100110011> 125
Deact ivat ing theala rm (ATA )<0011001100110011001100110011001100110011001100110011001100110011
001100110011001100110011> 87Deale
rship
see Qualified speci alist wo rkshop
Dec laration ofconf ormity
Wi reless vehicle component s.................. 26
Dec orativ efo il(cleaning instructions) .... 290
Def initions (tiresand loading ).. ...............3 33
De stinat ionentr y
En tering aPOI oraddress <0011001100110011001100110011001100110011001100110011001100110011
001100110011001100110011> 254
De tectin ginat tentiv eness
see ATTENTION ASSIST
Diagnos ticsconnec tion.............................. 27
Digita lOp erator' sMa nua l..........................2 0
Dingh yto wing
see Tow- bar system
DIRECT SELECT leve r
Eng aging drive po sitio n............ .............159
Eng aging neutr al....... .............................158
Eng aging par kposi tion......... .................158
Eng aging park position automatic ally....1 58
Eng aging reve rsege ar. .......................... 158
Fu nctio n...<0011001100110011001100110011001100110011001100110011001100110011
001100110011001100110011001100110011> <0011001100110011001100110011001100110011001100110011001100110011
0011001100110011>157
Disp lay(car e).............................................2 92 432
Index

PRE-S
AFEInoper ativeSee Oper a‐
to r's Manua l........ ...... ............................ 366
Ra dar SensorsDir tySee Oper ator's
Manual. .................................................4 00
Re versing NotPo ssible Service
Re quired ................................................ 379
Ru nFla tIndi catorInop erati ve............... 408
Ser vice Required Do NotShif tGear s
Vi sit Dealer.... ......... ...............................3 78
St op Vehicle LeaveEngi neRunning
Wa itTrans miss ionCoolin g.. ...................3 79
Ti re Press. Monit orCur rently
Un available ............................................ 403
Ti re Press. Monit orInopera tive... ..........4 03
Ti re Pressur eMonit orInopera tiveNo
Wheel Sensors.. ...... .............................. 404
Ti re sOv erheat ed................................... 406
To Dese lect Por N, Dep ress Brak e
and StartEn gin e.. .. ................................ 378 To
switc hengine off,pr ess and hold
St art/ Stop butt onforat lea st3
secs. orpress 3times...... ..................... 375
Tr af fic Sign AssistCamer aVi ew
Re strict ed See Operator's Manua l......... 390
Tr af fic Sign AssistCur rently Unavail‐
able SeeOperat or'sMan ual.................. 390
Tr af fic Sign AssistInoper ative..... .......... 390
Tr ans miss ionMalfun ction Stop..... ........ 379
Disp layon thewindsh ield
see Head- upDis play
Dis tance control
see ActiveDis tance AssistDIS TRONI C
DI ST RO NIC
see ActiveDis tance AssistDIS TRONI C
Do or
Ch ild sa fety lock (rear door s)............ ...... 63
Loc king(emer gency key). ................ ........ 72
Opening (from inside)... ........................... 70
Un loc kin g(emer gency key). .............. ...... 72
Un loc kin g(fr om insid e).................... .......7 0
Door controlpan el....................................... 16 DO
T,Tire Iden tificat ionNumbe r(TI N)..... 329
Do wn hilldr ivin gass ista nc e
se eDSR
Dr aw bar
see Tow- bar system
Dr inking anddriving... ...............................1 46
Dr ive Awa yAssis t.... .................................. 227
Dr ive Awa yAssis t
see Protect ion agains tcollision
Dr ive position
Inser ting.. ..............................................1 59
Dr ive pr og ram dis pla y........... .................... 156
Dr ive pr og rams
se eDY NA MIC SELE CT
Dr iver's seat
see Seat
Dr iving safetysy stem
AB S(An ti-loc kBr akin gSy stem) .............1 73
Ac tiveBr ak eAssi st<0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011001100110011001100110011> 194
BA S(Br akeAssi stSystem) ..................... 174
Cameras. ...............................................1 71 436
Index

F
Fa tig ue detection
see ATTENTION ASSIST
Fi rs t-aid kit(sof tsi ded) <0011001100110011001100110011001100110011001100110011001100110011
001100110011001100110011> ......296
Fl aco n
Inse rting/ remo ving .............................. .1 39
Flat tire
Cha nging awhe el....... ........................... 340
MOExt ended tires ....... ........................... 297
No tes... .................................................2 96
TIREFIT kit............. ................................ 298
Flat towing
see Tow- bar system
Floor mats.................................................. 119
Fo ilco vering
Ra dar and ultrasonic sensors................ 171
Fr ag rance
see Perfume atomiz er
Fr ee sof tware.. ............................................ 36
Fr eq uencies
Tw o-w ayradio .................................. .....3 49
Fr ont airbag (driver ,fr ont passeng er).......4 3 Fr
ont passeng erseat
see Seat
Fu el
Ad ditiv es.......................................... .....3 54
E1 0.<0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011> 353
Fu elreser ve<0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011> 355
Ga sol <004C005100480011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011001100110011001100110011
001100110011> 353
Qua lity (gas oline ).<0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011001100110011001100110011
0011> 353
Re fuel ing.... ...........................................1 62
Sulfu rcont ent............ ........................... 353
Ta nk cont ent<0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011> ...............355
Fu nction seat
see Door controlpanel
Fu ses
Bef orere placing afuse .................... ...... 312
Das hboard fuse box...............................3 14
Fu se assignment diagram...................... 312
Fu se boxin thecar gocom partmen t...... 315
Fu se boxin theengine compartmen t..... 313
Fu se boxin thefront -passen gerfo ot ‐
we ll................................................... .....3 14
No tes... ............................................. ..... 312
Fu ses
see Fuses G
Gar agedoor opener
Clea ring thememor y.... .........................1 68
Openi ngorclosi ngthedoor.. ................1 67
Pr ogr amming buttons. ........................... 165
Re sol ving problems ...............................1 67
Sync hronizi ngthero lling code.. .............1 67
Gasoli ne..................................................... 353
Gear shiftre comm endation......................1 60
Genui nepar ts....... .......................................22
Glide mode........... ......................................161 H
Handbr ake
see Electr icpar king brak e
Handlin gch aract eristics (unus ual)....... ...316
HANDS -FREEACCESS .................................. 76
Hazar dwa rning light s...............................1 23
Hazar doussubstances
Inf ormatio n............ .................................. 25
Head restra int
Fr ont (adjus tingmechanicall y).................9 4 Inde
x439