tow bar MERCEDES-BENZ GLS 2021 Owners Manual

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. Ad
jus tingthe rear seats electrical ly The
middle seatbackres tis adjus tedto ge ther
wit hth elef tseat. 1
Head restra int height
2 Seat backres tinc linat ion
3 Seat fore -and -aftpos ition #
Save these ttings withth ememor yfunc tion
(/ page11 6). Ad
jus tingthe reclining rear seats electrical ly The
recli ning rear seat sar eon thedr iver's and
fr ont passeng ersides. 1
Head restra int height
2 Head restra int fore -and -aftpo sitio n 98
Seatsand stow ing

Ins
tallin g/remo ving thehead restra int ofthe
mi dd lerear seat onthesecond row
Re mo ving #
Release themiddle rear seat backres tand
fo ld itforw ardsligh tly (/ page12 4). #
Pullth ehead restra int upw ards asfaras it
wil lgo. #
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. #
Foldthemiddle rear seat backres tbac kunt il
it eng ages.
Ad jus tingthe luxuryhe ad restra ints ofthe
re ar seats mechanic ally
Mer cedes-Ma ybachve hicl es:youcan seton ly
th eside bolsters mec hanica lly.Yo ucan adjust
th eang leof thehead restra int elect rical ly. Head
restra int ofthest andar dve hicle (exa mp le) #
Toadjus tth eside bolsters of thehead
re stra int :pull orpush right orleft-han dside
bols ter1. #
Toadjus tth eang leof thehead restra int :
pull orpush thehead restra int inthedir ec‐
tion ofarrow 2.
At tac hin gan dre mo ving the addi tional cush‐
io n of the luxuryhe ad restra int inthere ar
co mp artment
Use theadditional cushiononlywhen theve hicle
is statio nary.The additional cushionisin the
ve hicle. 10
6
Sea tsand stow ing

#
Position thehead restra int asfarfo rw ards as
poss ible. #
Toattac hth ead dit ional cushion:hold
addit ional cushion1agains tth ehead
re stra int and push press studs 2intoth e
cou nter pieces . #
Toremo vethead dit ional cushion:release
pr ess studs 2and remo veaddit ionalcus h‐
ion 1. 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.
Se tting theseat heatingbala nce #
Sele ctSeat HeatingBalan ce. #
Adjus tth eheat distribution forth edesir ed
seat. Se
tting automat icseat adjustm ent &
WARNIN GRisk ofbeco ming trap ped
du ring adjus tment ofthedr iver's seat
af te rcall ing upadr iver profile
Selecting apr ofile ma ytrigg eran adju stment
of thedr iver's seat totheposition save d
und erthepr ofile. Youor other vehicle occu‐
pants couldbeinjur edinthepr ocess. #
Mak esur eth at when theposition of
dr iver's seat isbeing adjustedusing the
multime diasystem, nopeople orbody
par tsarein theseat's rang eof mo ve‐
ment.
If th er eis arisk ofsomeone becoming trap‐
ped, stop theadjus tmentpr ocess immedi‐
at ely: #
a)Tapth ewa rning mess ageon the
media display.
or Seats
andstow ing 10
7

#
Establish theelectr icalconnect ionbetween
th eve hicle andthetra iler .
% Access oriescan beconnect edtotheper ma‐
nen tpo we rsupp lyup to180W and tothe
po we rsupp lythat isswit ched on via theigni‐
tion lock.
Un coup lingatrailer &
WARNIN GRisk ofbei ng crus hed and
beco ming trap ped whenunco upling a
tr ai le r
Whe nunco upling atrai le rwi th an eng aged
ine rtia-act ivat ed brak e, your han dma y
bec ome trapped between theve hicle andthe
tr ai le rdr aw bar . #
Donotuncouple trailer swit han
eng aged ove rrunbr ak e. *
NO
TEDama gewhen uncouplin gin a
st at eof ove rrun Unc
oupling inast at eof overru ncan dama ge
th eve hicle. #
Donotuncouple trailer swit han
eng aged ove rrunbr ak e. &
WARNIN GRisk ofbeco ming trap ped
whe ndisconnecti ngthetrailer cable
Ve hicl eswith leve lcontr olsystem: The
ve hicle maylo we rwhen thetra iler cable is
discon nected.
This could result inyouor other people
becoming trapped ifyo ur or their limbs are
be tween theve hicle body andthetir es or
under neathth eve hicle. #
Mak esur eth at nobody isunde rneat h
th eve hicle orintheimmediat evicinit y
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 vercap ontheball 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 (/page349) andthe
ins truct ions forto wing withbo th axle son the
gr ou nd (/ page 350). Dr
iving andparking 27
3

#
Unscr ew thefilling hose from theva lve of the
fa ulty tire.
Pleas eno te that tiresealan tma yleak outwhen
uns crew ing thefilling hose. #
Drive fo rw ards orreve rseve ry slo wlyfo r
appr oximat ely33 ft(10 m). #
Pum pup thetir eag ain.
Af tera maximu mof tenminu testh etir e
pr essur emus tbe atleas t200 kPa(2.0 bar/
29 psi). &
WARNIN GRisk ofacci dent dueto the
specif iedtirepr essur eno tbeing attained
If th eminimum tirepr essur eis no tre ac hed
af te rth especif iedtime, thetir eis toobadl y
damag ed.The tiresealant cannotrepair the
tir ein this ins tance.
The braki ng and drivi ng charact eristic sma y
be great lyim pair ed. #
Donotcon tinue drivin g. #
Consult aqu alif ied spec ialistwo rkshop. If,
afte rte nminut es,atir epr essur eof
200 kPa(2.0 bar/29 psi)hasbeen attained: #
Switc hof fth etir einf lation compressor . #
Unscr ew thefilling hose from theva lve of the
fa ulty tire. &
WARNIN GRisk ofacci dent from drivi ng
wi th sealed tires
A tir ete mp orarily sealed withtir esealant
im pair sth ehandling charact eristic sand is
no tsuit able forhighe rspee ds. #
Adaptyo ur drivin gst yle accor dinglyand
dr ive car efull y. #
Donotexc eed themaximum speed
limit withatir eth at has been repair ed
using tiresealant. #
Obser vethemaximum permissible speedfor
a tir esealed withtir esealan t50 mph
(80 km/ h). *
NO
TEStainin gcaus edbyleakin gtir e
sealant Af
teruse, excess tiresealant mayleak out
fr om thefilling hose. #
Ther efor e, place thefilling hose inthe
plas ticbag that con tained theTIREFI T
kit. +
ENVIR
ONMEN TALNO TEEnvironme ntal
po lluti on cau sed byenvironmen tally irre ‐
sponsible disposal Ti
re seala ntcont ains pollu tants. #
Have thetir esealant bottle disposed of
pr ofessionall y,e.g. atan aut hor ized
Mer cedes- BenzCenter. #
Stow thetir esealant bottle and thetir einf la‐
tion compressor . #
Pull away immed iately. 34
2
Brea kdo wnassista nce

To
w star ting ortowing away Pe
rm itted towing methods *
NO
TEDama gefrom automatic braking If
one ofthefo llo wing functionsis switc hed
on, theve hicle brak es aut omatically incer‐
ta in situat ions:
R ActiveBr ak eAssi st
R ActiveDis tance AssistDIS TRONI C R
HOLD functio n
R ActivePa rking Assist
To avo iddamag eto theve hicle, deactiv ate
th ese systems inthefo llo wing orsimilar sit‐
uation s: #
Dur ing towing #
Inacar wash Mer
cedes-Benz recomme 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. 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
4MA TICvehicles Yes,maximum 31mile s(50 km) at
31 mp h(50 km/h) No
No Br
eakdo wnassis tance 34
9

To
wing away theve hicl ewith both axle son
th egr ound #
Obser vetheno teson theper mitt edtowing
me thods (/page349). #
Mak esur eth at thebatt eryis con nect edand
ch arge d.
A disc hargedbatt eryhas thefo llo wing effects:
R The enginecanno tbe star ted
R The electr icpar king brak ecann otbe
re leased orapplied
R The automat ictransmissio ncan notbe shif‐
te dto position 005Cor005D
% Ifth eaut omatic transmiss ioncann otbe shif‐
te dto position 005C,orthemultifunc tiondis‐
pla yin theins trument clusterdoes notsho w
an ything, theve hicle mustbe transpor ted
aw ay (/ pag e35 1). Atowing vehicle with
lif ting equipment isrequ ired forve hicle
tr anspor tatio 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. #
Information ontheper missible gross mass of
th eve hicle canbefound ontheve hicle iden‐
tif ication plate(/ page392). #
Donotopen thedr iver's door orfront
passeng erdoor astheaut omatic transmis‐
sion mayot her wise shiftto position 005Dauto‐
matic ally. #
Installth eto wing eye(/ page353). #
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. %
Youcan also attachth eto w bar tothetrailer
hitc h. #
Deact ivat eth eaut omatic locking mechanism
(/ page72 ). #
Donotactiv ateth eHOLD function. 350
Breakdo wnassis tance

#
Dea ctivateth eto w- aw ay alar m(/ page92) . #
Deact ivat eAc tiveBr ak eAssi st(/ pag e21 1). #
Shif tth eaut omatic transmiss iontoposition
005C(/ page18 6). #
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 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 e350). #
Connec tth eto w bar totheto wing eyein
or der toload theve hicle.
% Youcan also attachth eto w bar tothetrailer
hitc h. #
Shif tth eaut omatic transmiss iontoposition
005C. %
The automatic transm ission maybe locked
in posit ion005Dintheeve ntofdama getothe
electr ics.Toshif tto 005C ,pr ov ide theon-
boar delectr icalsystem withpo we r
( / pag e34 7). #
Load theve hicle ontoth etra nspor ter. #
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
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 Br
ea kdo wnassista nce 35
1

Ins
tallin gth eto wing eye #
Press themar kon cover1 inwa rdsand
re mo ve. #
Screw intheto wing eyecloc kwiseasfaras it
wil lgo and tight en.
Ve hicl eswith atraile rhitc h:Vehicles witha
tr ailer hitchdo notha ve are ar brac ketfo rth e 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. Br
ea kdo wnassista nce 35
3

D
Dash board
see Cockpit
Data acquisition
Ve hicle ................................................... 31
Data storage
Ele ctroni ccontr oluni ts ............ ..............31
Online services ...................................... 33
Ve hicle ............................................. ...... 31
Da ytim eru nning lampmode
see Daytime running lights
Da ytime running lights ........................... 147
Swi tching on/of f<0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011001100110011001100110011
0011> 147
Deact ivat ing theala rm (ATA ).................... 91
Deale rship
see Qualified speci alist wo rkshop
Dec laration ofconf ormity
Wi reless vehicle component s................2 7
Decor ative fo il(cleaning instructions)
.. .............. ...................................................3 32
De finitions (tiresand loading) ................3 72 Des
tinat ion entry<0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011001100110011001100110011
0011001100110011> 295
Ent ering aPOI oraddress <0011001100110011001100110011001100110011001100110011001100110011
0011001100110011> 295
De tectin ginat tentiv eness
see ATTENTION ASSIST
Diagnos ticsconnec tion............................2 7
Digita lOp erator' sMa nua l........................ 20
Dingh yto wing
see Tow- bar system
DIRECT SELECT leve r............ ...................185
Eng aging drive po sitio n............. ........... 187
Eng aging neu tral ............. .....................186
Eng aging park position .................. ...... 186
Eng aging park position automatic ally .. 186
Eng aging reve rsege ar .................... .....1 86
Fu nctio n<0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011> <0011001100110011001100110011001100110011001100110011001100110011
0011001100110011>185
Disp lay(Car e).......................................... 334
Disp lay(MB UXmultim edi asy stem)
Hom escr een .......................................2 82
Di spla y(multime diasystem) .................2 83
Oper ating ............................................283
Di spla y(on -boar dco mp uter)
Displ ayson themultifunc tiondispla y.. 278 Disp
laymes sage.....................................4 08
Ca lling up (on-boa rdcom puter) ..... ......4 08
No tes .................................................. 408
Displa ymessag es
00B2 ---mp h.....................................4 46
ç ---mp h.....................................4 44
003D 12VBatt erySee Oper ator's
Manual ................................................ 452
00D7 48VBatt erySee Oper ator's
Manual ................................................ 454
: ActiveHea dlamps Inoperati ve .... 415
é ATTENTION ASSISTInoper ative
... ..........................................................4 33
é ATTENTION ASSIST: Take a
Br ea k! <0011001100110011001100110011001100110011001100110011001100110011
00110011001100110011> <0011001100110011001100110011001100110011001100110011001100110011
00110011001100110011>........433
: Automatic HeadlampMode
Inoper ative..... ...................................... 414
0027 CheckBr ak eFluid Level.............4 32
0026 CheckBrak ePa ds See Oper a‐
to r's Manua l..... ................................... 433 Inde
x48
1