2021 MERCEDES-BENZ GLS isofix

R
The vehicle seatmustbe suit able forins tal‐
ling ach ild restra int system.
Ac cid ent statis ticssho wthat childr ensecur ed
on there ar seat sar ege ner ally saf erthan chil‐
dr en secur edon thefront seats. Forth is reason ,
Mer cedes-Ben zst ro ng lyad vis es that youins tall
a ch ild restra int system onare ar seat .
Th ege ner icterm child restra int system
The gener icterm child restra int system isused
in this Opera tor's Manua l.A ch ild restra int sys‐
te m is, forex am ple:
R abab ycar seat
R are ar wa rd-faci ng child seat
R afo rw ard-f acin gch ild seat
R ach ild boos terseat withabac kres tand seat
belt guide
Mer cedes-Benz recomme ndsusing ach ild
boos terseat withabac kres t.
The child restra int system mus tbe appr opriate
to theag e, we ight andsize ofthech ild. Obser
velaws and legalrequ irement s
Alw aysobser vetheleg alrequ iremen tswhen
using ach ild restra int system intheve hicle.
Obser vestandar dsforch ild restra int sys‐
te ms
All child restra int systems mustmee tth efo llo w‐
ing standar ds:
R U.S. Feder alMo torVe hicle SafetySt andar ds
21 3and 225
R Canadi anMo torVe hicle SafetySt andar ds
21 3and 210.2
Conf irmatio nth at thech ild restra int system
com plies withth est andar dscan befound onan
ins truct ion label onthech ild restra int system.
This confirm atio ncan also befound intheins tal‐
lation instruct ions that areinc luded withth e
ch ild restra int system. De
tectin grisk s,avo iding danger Secur
ingsystems forch ild restra int systems
in theve hicl e
Only usethefo llo wing secur ingsystems forch ild
re stra int systems:
R theLA TC H-type (ISOFIX )mou nting brac kets
R theve hicle's seatbeltsystem
R theTo pTe ther anc horages
Ins talling aLA TC H-type (ISOFIX )ch ild restra int
sy stem isprefer red.
Sim plyattaching tothesecur ingrings onthe
ve hicle canreduce therisk ofins talling thech ild
re stra int system incor rectly .
Whe nsecu ring ach ild withth eint egr ated seat
belt oftheLA TC H-type (ISOFIX )ch ild restra int
sy stem, alwayscom plywit hth eper missible
gr oss weight forth ech ild and child restra int sys‐
te m (/ page57 ).
A boos terseat maybe necessar yto achie ve
pr oper seatbeltposition ingforch ildr enove r
40 lbs (18 kg )in we ight orunt ilth ey reac ha 52
Occupan tsaf ety

height
whereath re e-point seatbeltcanbefas‐
te ned prop erly without aboos terseat.
Mer cedes-Benz recomme ndsasu itab lech ild
boos terseat withabac kres tand seat beltguide.
Ad vantag eof are ar wa rd-faci ng child
re stra int system
It is prefer able totrans portabab yor asmall
ch ild inasuit able rear wa rd-faci ng child restra int
sy stem. Inthis case, thech ild sits intheoppo‐
sit edir ect ion tothedir ect ion oftra veland faces
ba ckwa rds.
Babies andsmall childr enhave com parativ ely
we ak nec kmusc lesinrelation tothesize and
we ight oftheir head. Therisk ofinjur yto thecer‐
vical spine during anacciden tcan bereduced in
a re ar wa rd-faci ng child restra int system. Alw
ayssecur each ild restra int system cor‐
re ctl y &
WARNIN GRisk ofinju ryor deat hdue to
inc orrect ins tallation ofthech ild
re stra int system
The child can then notbe protect edor
re stra ined asintended . #
Besureto com plywith themanuf actur‐
er's installation instruct ions forth e
ch ild restra int system and itscor rect
us e. #
Makesur eth at theent ire base ofthe
ch ild restra int system alwaysre stson
th esitt ing surface oftheseat. #
Neverpla ceobjects (e.g.cushi ons)
under orbehi ndthech ild restra int sys‐
te m. #
Use child restra int systems onlywit h
th eor iginal coverdesi gned forth em. #
Alw aysre place damag edcovers wit h
ge nui ne covers. &
WARNIN GRisk ofinju ryor deat hdue to
uns ecur edchild restra int systems inthe
ve hicle
If th ech ild restra int system isincor rectl y
ins talled ornotsecur ed,itcan com eloose.
The child restra int system could beflung
ar oun dand hitvehicle occupants. #
Alw aysins tallch ild restra int systems
cor rectl y,eve nwh en notin use. #
Alw ayscom plywit hth ech ild restra int
sy stem manuf acturer'sinstallation
ins truct ions . R
Alw aysobser vethech ild restra int system
manuf acturer'sinstallation andopera ting
ins truct ions aswellas theve hicle-specif ic
inf ormation:
- Installing theLA TC H-type (ISOFIX )ch ild
re stra int system onthere ar seat
(/ page57 ).
- Securing thech ild restra int system with
th eseat beltonthere ar seat
(/ page61 ). Oc
cupa nt safety 53

Obser
vewhen stopping orpar king &
WARNIN GRisk ofacci dent andinjury
due tochildr enleftunat tende din the
ve hicle
If ch ildr enarelef tunsuper visedintheve hi‐
cle, they cou ld,in pa rticular :
R Open doors,ther eb yendang ering other
per sons orroad user s.
R Getout and bestru ck byoncom ingtraf‐
fi c.
R Ope rate vehicle equipment andbecome
tr apped, forex am ple.
In addit ion,th ech ildr encould alsosetth e
ve hicle inmo tion, forex am ple by:
R Releasing thepar king brak e.
R Chang eth etransmission position.
R Startth eve hicle. #
Neverlea vechildr enunat tende din the
ve hicle. #
When leaving theve hicle, alwaysta ke
th eSmar tKey wit hyo uand lockth e
ve hicle. #
Keep theSmar tKey out ofreac hof chil‐
dr en. &
WARNIN GRisk offata linj urydue to
ex posur eto extreme heat or col din the
ve hicle
If people –par ticular lych ildr en–ar e
ex posed toextreme temp eratur esover an
ex tende dpe riod oftime, ther eis arisk of
ser ious oreve nfa ta linj ury. #
Neverlea veanyone –pa rticular lych il‐
dr en –unat tende din theve hicle. #
Neverlea veanim alsintheve hicle unat‐
te nde d. Ov
erview ofsuita bleseat sin theve hicl efo r
ins talling ach ild restra int system Lef
t/right rear seat
Second rowofseats, prefer redsecur ingsystem:
® LATC H-type (ISOFIX )ch ild seat secur ing
sy stem
¯ Alsosecur eTo pTe ther ifpr esent
(/ page60)
Thir drow ofseats, prefer redsecur ingsystem:
® LATC H-type (ISOFIX )ch ild seat secur ing
sy stem
¯ Alsosecur eTo pTe ther ifpr esent
(/ page60)
Lef t/right rear seat (secondand third seat row)
– alt ernativ esecur ingsystem:
0076 Ve
hicle seatbelt
Fr ont passeng erseat
Sec uring system:
0076 Ve
hicle seatbelt Occupant
safety 55

#
Hold theseat belttongu eand guide ba ck to
th eseat beltoutle t. Ins
talling aLA TC H-type (ISOFI X)child
re stra int system onthere ar seat Ins
tallingaLA TC H-type (ISOFI X)child
re stra int system onthere ar seat &
WARNIN GRisk ofacci dent ifth ere ar
ben chseat, rear seat andseat backres t
ar eno teng aged
The rear ben chseat, rear seat andseat back‐
re st ma yfo ld forw ards, evenwh en youar e
dr ivin g.
R Asare sult, theve hicle occupant willbe
pushed intoth eseat beltwithincr eased
fo rc e. The seat beltwillnotbe able to
pr otect asintended andcould cause
additional injury.
R Objects orloads inthetrunk orcar go
com partmen twill notbe restra ined by
th eseat backres t. #
Mak esur eth at there ar ben chseat, the
re ar seat andtheseat backres tar e
eng aged bef oreeve rytrip . If
th eseat backres tis no teng aged and lockedin
place, this will besho wnonthemultifunc tion
displa yon theins trument cluster(fold rear seat
bac kelec tricall y)or there dloc kve rificati onindi ‐
cat orwillbe visible (fold rear seat backmec hani‐
call y). &
WARNIN GRisk ofinju ryor deat hif th e
per missible gross mass ofthech ild and
ch ild restra int system isexc eeded
To omuc hload maybe placed ontheLA TC H-
type (ISOFIX )ch ild seat secur ingsystems
and thech ild ma yno tbe restra ined inthe
ev ent ofan acciden t,forex am ple. #
Ifth ech ild and thech ild restra int sys‐
te m toget her weigh mor eth an theper‐
missible gross mass of73 lb(33 kg),
use onlya LA TC H-type (ISOFIX )ch ild
re stra int system that sec ures thech ild
wit hth eve hicle seatbelt. #
Also secur eth ech ild restra int system
wit hth eTo pTe ther belt, ifav ailable. Alw
ayscom plywit hth einf ormation aboutthe
mass ofthech ild restra int system:
R inthemanuf acturer'sinstallation andoper at‐
ing instruct ions forth ech ild restra int system
used
R onalabel onthech ild restra int system, if
pr esent
Re gular lych eckth at theper missible gross mass
of thech ild and child restra int system isstill
com plied with.
When installing ach ild restra int system, obser ve
th efo llo wing:
0073 Alw
aysobser vethecor rect useof theseats
and consider their suit ability foratt aching a
ch ild restra int system.
0073 Alw
ayscom plywithth emanuf acturer's
ins tallation andoper atingins truct ions for
th ech ild restra int system used. Occ
upant safety 57

0073
Mak
esur eth at thech ild's feet do notto uc h
th efront seat. Ifneces sary,mo vethefront
seat slightl yfo rw ards.
® When installing aLA TC H-type (ISOFIX )
ch ild restra int system, also obser vethefo llo w‐
ing:
0073 When
usingaGr oup 0/0+ babycar seat
and aGr oup Ire ar wa rd-faci ng child
re stra int system onare ar seat :adju st
th efront seat sothat theseat does not
to uc hth ech ild restra int system.
0073 When
usingaGr oup Ifo rw ard-f acin g
ch ild restra int system: remo vethehead
re stra int from there spectiv eseat, ifpossi‐
ble. Inaddition, thebac kres tof thech ild
re stra int system mus tlie asflat as poss ible
ag ains tth ebac kres tof theve hicle seat.
Af terth ech ild restra int system has been
re mo ved, replace thehead restra int immed i‐
at elyand adjus tall head restra int scor ‐
re ctly .
0073 When
using ach ild restra int system on
a seat ontheth ird ro w of sea ts:adj ust
th efront seat sothat itdoes notto uc hth e ch
ild restra int system and movetheseat
bac kres tof thefront seat intoan upr ight
position ifneces sary.
0073 Fo
rcer tain child restra int systems inwe ight
gr ou pIIor III, th er ema ybe restrictions on
th emaximum sizesetting, e.g. due topossi‐
ble con tact with thero of.
0073 The
child restra int system mus tno tbe
ins talled between thero of and theseat
cushion and/orbeinstalled facing the
wr ong direct ion. Wher eposs ible, adjus tth e
seat cushion inclination accordingly.
0073 The
child restra int system mus tno tbe put
under stra in by thehead restra int .Ad jus t
th ehead restra int sacc ording ly. #
Beforeev eryjour ney,mak esur eth at the
LA TC H-type (ISOFIX )ch ild restra int system is
eng aged inbo th mounting brac kets inthe
ve hicle. *
NO
TEDama getotheseat beltforth e
cent ersea tdu ring installation ofthe
ch ild restra int system #
Mak esur eth at theseat beltisno ttra p‐
ped. Ve
hicl eswith individual rear seats: 1
LATC H-type (ISOFIX )mou nting brac ket 58
Occupant safety

#
Remo veand stor eaw ay covers 1 ofthe
mounting brac kets intheve hicle. #
Attach theLA TC H-type (ISOFIX )ch ild
re stra int system toboth mounting brac kets
in theve hicle. #
Afterre mo ving thech ild restra int system,
re att achco vers 1 .
Ve hicl eswith are ar ben chseat : #
Mer cedes-Ma ybachve hicl eswith reclin‐
ing rear seats: BeforeaLA TC H-type (ISO‐
FIX) ori-Size child restra int system isins tal‐
led, tiltthere cli ning rear seat backres tbac k
sligh tly. #
Remo veuphol ster ed lining 1. #
Vehicl eswithout reclining rear seats: Fold
uphols tere dlining 1upw ards. #
Turn thesuppor ton thebac kof uphols tere d
linin g1 by90°.
Up hols tere dlining 1will remain folded
upw ards. #
Attach theLA TC H-type (ISOFIX )ch ild
re stra int system toboth mounting brac kets
2 intheve hicle. #
Mer cedes-Ma ybachve hicl eswith reclin‐
ing rear seats: Retur nth ere cli ning rear seat
bac kres tto an upr ight posit ion.
The recli ning rear seat backres tmus tbe in
con tact with thech ild restra int system. Ve
hicl eswith ath ird ro w of sea ts: #
Attach theLA TC H-type (ISOFIX )ch ild
re stra int system toboth LATC H-type (ISOFIX )
mou nting brac kets 1. Occu
pant safety 59

Secur
ingaTo pTe ther &
WARNIN GRisk ofinju ryor deat hif th e
re ar seat backres ts areno tloc kedaf te r
ins talling TopTe ther belts
The rear seat backres ts ma yfo ld forw ards
when drivin g.
In this case, child restra int systems mayno
long erper form their intended protect ive
func tion.Ad dition alinj uries mayalso be
caused. #
Alw aysloc kre ar seat backres ts afte r
ins talling TopTe ther belts. #
Payatt ention totheloc kve rificati on
indi cator. If
th eseat backres tis no teng aged and lockedin
place, this will besho wnonthemultifunc tion
displa yon theins trument cluster(fold rear seat
bac kelec tricall y)or there dloc kve rificati onindi ‐
cat orwillbe visible (fold rear seat backmec hani‐
call y).
¯ Ifth ech ild restra int system iseq uipped
wit haTo pTe ther belt : The
risk ofinjur ycan bereduced byaTo p
Te ther.The TopTe ther belt enables an
additional connect ionbetween thech ild
re stra int system attached withLA TC H-
type (ISOFIX )and theve hicle.
The TopTe ther anc horages forth esecon drow of
seats arelocat edon thebac kof theseat back‐
re st.Fo rth eth ird row ofseats, usetheTo p
Te ther anc horageon thebac kof theseat back‐
re st. Second
rowofseats 60
Occupant safety

#
Ifnecessar y,slide head restra int 1 upw ards
(/ page10 5). #
Installth eLA TC H-type (ISOFIX )ch ild restra int
sy stem withTo pTe ther.Com plywit hth e
ch ild restra int system manuf acturer'sinstal‐
lation instruct ions . #
Guide TopTe ther belt 5under head
re stra int 1 between thetw ohead restra int
bar s. #
Ifcar gocom partment cover3 isins talled,
guide TopTe ther belt 5down wards
be tween cargocom partmen tco ver3 and
seat backres t2. #
Hook TopTe ther hook 6ofTopTe ther belt
5 intoTo pTe ther anc horage4 without
twis ting. #
Tensi on TopTe ther belt 5.Com plywit hth e
ch ild restra int system manuf acturer'sinstal‐
lation instruct ions . #
Ifnec essar y,slide head restra int 1 down‐
wa rds(/ page10 5). Makesur eth at youdo
no tint erfere wit hth ecor rect routin gof Top
Te ther belt 5. Secur
ingthech ild restra int system withth e
seat belt Secur
ingthech ild restra int system withth e
seat beltonthere ar seat &
WARNIN GRisk ofacci dent ifth ere ar
ben chseat, rear seat andseat backres t
ar eno teng aged
The rear ben chseat, rear seat andseat back‐
re st ma yfo ld forw ards, evenwh en youar e
dr ivin g. R
Asare sult, theve hicle occupant willbe
pushed intoth eseat beltwithincr eased
fo rc e. The seat beltwillnotbe able to
pr otect asintended andcould cause
additional injury.
R Objects orloads inthetrunk orcar go
com partmen twill notbe restra ined by
th eseat backres t. #
Mak esur eth at there ar ben chseat, the
re ar seat andtheseat backres tar e
eng aged bef oreeve rytrip . If
th eseat backres tis no teng aged and lockedin
place, this will besho wnonthemultifunc tion
displa yon theins trument cluster(fold rear seat
bac kelec tricall y)or there dloc kve rificati onindi ‐
cat orwillbe visible (fold rear seat backmec hani‐
call y).
Wh eninstallin gabelt -secu redch ild
re stra int system, obser vethefo llo wing:
0073 Alw
ayscom plywit hth emanuf acturer's
ins tallation andoper atingins truct ions for
th ech ild restra int system used. Occ
upant safety 61