ECU MERCEDES-BENZ GLS 2020 User Guide

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 The LATC H-type (ISOFIX )mou nting brac kets
R The vehicle's seatbeltsystem
R The TopTe ther anc horages
Ins talling aLA TC H-type (ISOFIX )ch ild restra int
sy stem isprefer red.
Sim plyatt aching tothesecur ingrings onthe
ve hicle canreduce therisk ofins talling thech ild
re stra int system incor rectl y.
When securingach ild withth eint egr ated seat
belt oftheLA TC H-type (ISOFIX )ch ild restra int
sy stem, alwayscom plywithth eper missible gr
oss weight forth ech ild and child restra int sys‐
te m (/ page58).
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
heigh twher eath re e-point seatbeltcanbe
ins talled proper lywit hout 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 hcaused
by inc orrect ins tallation ofthech ild
re stra int system
If th ech ild restra int system isincor rectl y
ins talled onasuit able seatin gposit ion,it
can notper form itsintended protect ive func ‐
tion .
In par ticular ,th ech ild can notbe restra ined
in theev ent ofan acciden t,hea vybraking or
a sudden chang eof dir ect ion. #
Alw ayscom plywit hth emanuf acturer's
ins tallation instruct ions forth ech ild
re stra int system and itscor rect use. #
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. 52
Occupa ntsaf ety

#
Alw aysuse child restra int systems with
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 isno tcor rectly
ins talled orsecur ed,itcould release, inpar‐
tic ular ,in theeve ntofan acci dent, sudd en
br aki ng orasu dd en chang ein dir ect ion.
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
(/ page58).
- Sec ureth ech ild restra int system withth e
seat beltonthere ar seat (/page63 ).
- Sec ureth ech ild restra int system withth e
seat beltonthefront passeng erseat
(/ page65). Obser vethespecif ic
ins truction sfo rth ere ar wa rd-faci ng and
fo rw ard-f acin gch ild restra int systems
(/ page64 ).
If th efront passeng erseat isoccupied,
ensur e,bo th bef oreand during thejour‐
ne y,that thest atus ofthefront
passeng erairbag iscor rect forth ecur‐
re nt situa tion(/ page 47).
R Obser vethewa rning labels intheve hicle
int erior and onthech ild restra int system.
R Also secur eTo pTe ther ifpr esent . No
tesfo rMe rcedes- Mayba chvehicl eswith a
re clining rear seat
When installing ach ild restra int system, move
th ere cli ning rear seat backres tto an almos t
upr ight posit ion.The recli ning rear seat backres t
mus tbe incon tact with thech ild restra int sys‐
te m. Obser vetheno teson thecushionbag
(/ page42).
If yo uins talla ch ild restra int system onthe
re cli ning rear seat ,be sur eto obser vethech ild
re stra int system manuf acturer'sinstallation
ins truct ions .
Do notmod ifythech ild restra int system &
WARNIN GRisk ofinju rydue tomodif i‐
cations tothech ild restra int system
The child restra int system mayno long er
func tion asitis supposed toifyo umak e
mod ificat ionsor att achobj ect sto it,e.g. toys
or unsuit ableaccessor ies.This poses an
incr eased risk ofinjur y!
Ne vermodify thech ild restra int system. Only
att achaccessor ieswhic hth emanuf acturer Occ
upant safety 53

of
thech ild restra int system has author ized
especially forth is ch ild restra int system. Onl
yuse child restra int systems whichar ein
pr oper working condit ion &
WARNIN GRisk ofinju ryor deat hcaused
by theuse ofdamag edchild restra int
sy stems
Child restra int systems ortheir retainin gsy s‐
te ms that have been subjec tedto aload in
an acc iden tma yth en notbe able toper form
th eir intended protect ive func tion.
In par ticular ,th ech ild can notbe restra ined
in theev ent ofan acciden t,hea vybraking or
a sudden chang eof dir ect ion. #
Alw aysre place child restra int systems
immediat elyth at have been damag edor
in vo lved inan acciden t. #
Have thesecur ingsystems forth ech ild
re stra int systems checkedat aqu alif ied
spec ialistwo rkshop beforeins talling a
ch ild restra int system again. Av
oid direct sunli ght &
WARNIN GRisk ofburnswhen thech ild
seat isex posed todirect sunlight
If th ech ild restra int system isex posed to
dir ect sunlight orheat, partscould heatup.
Childr encould sufferbur nsfrom these parts,
par ticular lyon metallic partsof thech ild
re stra int system. #
Alw aysmak esur eth at thech ild
re stra int system isno tex posed to
dir ect sunlight . #
Protect itwit hablank et,fo rex am ple. #
Ifth ech ild restra int system has been
ex posed todirect sunlight ,allo witto
cool beforesecu ring ach ild intoit. #
Neverlea vechildr enunat tende din the
ve hicle. Obser
vewhen stopping orpar king &
WARNIN GRisk ofacci dent andinjury
due tochildr enleftunat tende din the
ve hicle
If ch ildr enarelef tunat tende din theve hicle,
th ey cou ld:
R Ope ndoo rs,th er 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 Changing thetra nsmiss ionposition .
R Startin gth eve hicle. #
Neverlea vechildr enunat tende din the
ve hicle. 54
Occupant safety

Ov
ervie wof suitable seatsintheve hicl efo rin st alli ng ach ild restra int system Secur
ingsystems forch ild restra int systems Ve
hicl eseat
Lef t/right rear seat (second seat
ro w) Pr
efer redsecur ingsystem:
® LATC H-type (ISOFIX )ch ild seat secur ingsys‐
te m
¯ Alsosec ureTo pTe ther ifpr esent
(/ page62) Alt
ernativ esecur ingsystem:
R Vehicle seatbelt.
Lef t/right rear seat (thirdseat row)
Prefer redsecur ingsystem:
® LATC H-type (ISOFIX )ch ild seat secur ingsys‐
te m
¯ Alsosec ure TopTe ther ifpr esent
(/ page62) Alt
ernativ esecur ingsystem:
R Vehicle seatbelt 56
Occupant safety

Ve
hicl eseat
Fr ont passeng erseat
Securing system:
R Vehicle seatbelt Be
sureto obser ve:
R Ifth efront passeng erseat isoccupied, ensure,
bo th bef oreand during thejour ney,that thest a‐
tus ofthefront passeng erairbag iscor rect forth e
cur rent situa tion(/ page 47).
R Noteson aut omatic front passeng erairbag shut‐
of f(/ page45).
Cent errear seat (second seat row)
Secur ing system:
R Vehicle seatbelt
¯ Alsosecur eTo pTe ther ifpr esent
(/ page62) Occ
upant safety 57

Ac
tiv atin g/deac tivatin gthe seat belt's spe‐
ci al seatbe ltre tract or &
WARNIN GRisk ofinju ryor deat hif a
seat beltisunf astened while th eve hicle
is in mo tion
If th eseat beltisreleased whiletheve hicle is
in mo tion, thech ild restra int system isno
long ercor rectl ysecu red. The child seat
saf etyfe atur eis deac tivated and theseat
belt isdraw nin abi tby theiner tiareel.
It is ther efor eno tpossible toeng ageth eseat
belt again. #
Pull overand stop theve hicle safely as
soon aspossible, paying attention to
ro ad and traffic condi tions. #
Activateth ech ild seat safetyfe atur e
ag ain and correctl ysecu rethech ild
re stra int system. When
enabled, thespecial seatbelt retract or
ens ures that theseat belts ofthefront
passeng erseat andrear seat sdo notslac ken
once thech ild restra int system issecur ed. The
seat belts onthefo llo wing seats areeq uip‐
ped withaspec ialseatb eltretract or:
R Front passeng erseat
R Rear seat s #
Toins tall ach ild restra int system: when
ins talling ach ild restra int system, always
obser vethemanuf acturer'sinstallation and
opera tingins truct ions aswellas theinf orma‐
tion inthis Oper ator's Manual. #
Pull theseat beltsmoo thly from theseat belt
outle t. #
Engage theseat belttongu ein theseat belt
buc kle. #
Toactiv ateth especia lseat belt retract or:
pu llth eseat beltoutfully andletth einer tia
re el retract itag ain.
Wh enthespecial seatbelt retract orisacti va‐
te d, yousho uld hear ara tche ting sound. #
Push thech ild restra int system down until
th eseat beltsitstight ly. #
Todeac tivatethe special seatbe ltre trac‐
to r:press there lease buttonoftheseat belt
buc kle. #
Hold theseat belttongu eand guide ba ck to
th eseat beltoutle t. Ins
talling theLA 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 ofinju ryifth ere ar
ben chseat/r earseat andseat backres t
ar eno teng aged
If th ere ar ben chseat/r earseat andseat
bac kres tar eno teng aged they cou ldfold for‐
wa rds, e.g. when braking suddenly orinthe
ev ent ofan acciden t.
R Ifth is isthecase, theve hicle occupant
wo uld beforc ed intoth eseat beltbythe
re ar ben chseat/r earseat orby theseat
bac kres t.The seat beltcann otprotect as
int ended andcould result inadditional
injur y. 58
Occupant safety

R
Objects orloads inthetrunk/ cargocom‐
par tmen tcann otbe restra ined bythe
seat backres t. #
Mak esur eth at theseat backres tand
th ere ar ben chseat/r earseat are
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
Fo rLA TC H-type (ISOFIX )ch ild restra int sys‐
te ms inwhic hth ech ild issecur edusing the
int egr ated seat beltinthech ild restra int sys‐
te m, theper missible gross mass ofthech ild
and child restra int system is73 lb(33 kg). If
th ech ild and thech ild restra int system
to ge ther we igh mor eth an 73 lb(33 kg),th e
LA TC H-type (ISOFIX )ch ild restra int system
wit hint egr ated seat beltdoes notof fersuf fi‐
cie ntprotect ion. Anexc essiv eload maybe
placed ontheLA TC H-type (ISOFIX )ch ild seat
att achmen tsand thech ild ma yno tbe
re stra ined intheeve ntofan acci dent, for
ex am ple. #
Ifth ech ild and thech ild restra int sys‐
te m toget her weigh mor eth an 73 lb
(33 kg),us eonl ya LA TC H-type (ISOFIX )
ch ild restra int system that sec ures the
ch ild withth 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.
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. Occ
upant 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
If th ere ar seat backres ts areno tloc ked, they
cou ldfold forw ards intheeve ntofan acci ‐
de nt or during braki ng orsudd en chang esof
dir ect ion.
As are sult, child restra int systems cann ot
per form their intended protect ive func tion.
Re ar seat backres ts that areno tloc kedcan
also cause additional injuries, e.g. inthe
ev ent ofan acciden t. #
Alw aysloc kre ar seat backres ts afte r
ins talling TopTe ther belts. #
Obser vetheloc kve rificati onindi 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 facil itat es an
ad ditiona lconnecti onbetween 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 there ar side oftheseat
bac kres t.Fo rth eth ird row ofseats, usetheTo p
Te ther anc horageon there ar side oftheseat
bac kres t. Secon
drow ofseats 62
Occupant safety

#
Ifnecessar y,slide head restra int 1 upw ards
(/ page11 2). #
Install theLA 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 when doing so. #
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 when doing so. #
Ifnec essar y,slide head restra int 1 down‐
wa rds(/ page11 2). Mak esur 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 ofinju ryifth ere ar
ben chseat/r earseat andseat backres t
ar eno teng aged
If th ere ar ben chseat/r earseat andseat
bac kres tar eno teng aged they cou ldfold for‐
wa rds, e.g. when braking suddenly orinthe
ev ent ofan acciden t. R
Ifth is isthecase, theve hicle occupant
wo uld beforc ed intoth eseat beltbythe
re ar ben chseat/r earseat orby theseat
bac kres t.The seat beltcann otprotect as
int ended andcould result inadditional
injur y.
R Objects orloads inthetrunk/ cargocom‐
par tmen tcann otbe restra ined bythe
seat backres t. #
Mak esur eth at theseat backres tand
th ere ar ben chseat/r earseat are
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).
When installing abelt- secur edchild restra int
sy stem, 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 63

0073
When
usingacat ego ry0/0+ babycar
seat andacat egor yIre ar wa rd-faci ng
ch ild restra int system onare ar seat :
adju stthefront seat sothat theseat does
no tto uc hth ech ild restra int system.
0073 When
usingacat egor yIfo rw ard-f acin g
ch ild restra int system: remo vethehead
re stra int from there spectiv eseat, ifpossi‐
ble.
Af terth ech ild restra int system has been
re mo ved, replace thehead restra int simme‐
diat elyand adjus tth em correctly .
0073 The
backrest of thefo rw ard-f acin gch ild
re stra int system mus t,as faras possi ble,be
re sting ontheseat backres tof there ar
seat .
0073 Fo
rcer tain child restra int systems inwe ight
cat egor yII or III,th er ema ybe restrictions
on themaximum sizesetting, e.g. due to
possible contact with thero of.
0073 The
child restra int system mus tno tbe put
under stra in be tween 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.
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.
The seat beltson thefo llo wing seats areeq uip‐
ped withach ild seat safetyfe atur e:
R Front passeng erseat
R Rear seat s
When enabled,thech ild seat safetyfe atur e
ens ures that theseat belts ofthefront
passeng erseat andrear seat sdo notslac ken
once thech ild restra int system issecur ed
(/ page58). #
Installth ech ild restra int system.
The entire base ofthech ild restra int system
mus talw aysre st on thesitt ing surface ofthe
re ar seat . #
Alw aysmak esur eth at theshoulder belt
st ra pis cor rectly routed from theseat belt outle
tof theve hicle totheshoulder belt
guide onthech ild restra int system.
The shoulder beltstra pmus tbe routed for‐
wa rdsand down wardsfrom theseat beltout‐
le t.
No teson rear wa rd-faci ng and forw ard-f acin g
ch ild restra int systems onthefront
pa sseng erseat &
WARNIN GRisk ofinju ryor deat hfrom
using are ar wa rd-faci ng child restra int
sy stem when thefront passeng erfront
airbag isenabled
If yo usec ureach ild inare ar wa rd-faci ng
ch ild restra int system onthefront passeng er
seat andthePA SSENGER AIRBAGOF Find i‐
cat orlam pis off,th efront passeng erairbag
can deplo yin theev ent ofan acciden t.
The child could bestru ck bytheairbag.
Alw aysensur eth at thefront passeng erair‐
bag isdeactiv ated. The PASSENGER AIRBAG
OFF indicat orlam pmus tbe lit. 64
Occupant safety