ECU MERCEDES-BENZ GLS 2021 Owner's Manual

#
Ifth eta ilg ateis unloc ked, pull theta ilg ate
handle andrelease it. #
Fora ta ilg atestopped inan intermediat e
position, pullitupw ards and release itas
soon asitstar ts to open.
The tailg ateis eq uipped withan aut omat ic
obje ctrecogni tionfuncti on.Ifasol idobje ct
bl oc ks orrestricts theta ilg atedur ing automat ic
open ing,this proces swill bestopped. Theauto‐
matic object recogni tionfuncti onisonly anaid.
It is no ta su bs titu teforyo ur att entiven ess when
yo uar eopen ingtheta ilg ate. Closing
thetailg ate &
WARNIN GRisk ofinju ryfrom unsecu red
it ems intheve hicle
If object s,lugg ageor loads areno tsecur ed
or notsecur edsuf ficie ntly,they cou ldslip,
tip ove ror be throw nar ou nd and ther eb yhit
ve hicle occupants. Ther
eis arisk ofinjur y,par ticular lyin the
ev ent ofsudden braking orasudden chang e
in dir ect ion. #
Alw aysst ow object sin suc hawa yth at
th ey canno tbe thro wn around . #
Beforeth ejour ney,secur eobjects, lug‐
ga ge orloads agains tslipping ortipping
ove r. Obser
vetheno teson loadi ngtheve hicle. #
Pull theta ilg atedo wn wardsslightly .Re lease
it as soon asitbegin sto clos e. &
WARNIN GRisk ofbeco ming trap ped
du ring automatic closing oftheta ilg ate
Body partsma ybecom etrapped. Therema y
be people intheclosing area. #
Mak esur eth at nobody isin thevicinit y
of theclosing area dur ing theclosing
pr ocess. Use
oneofthefo llo wing option sto stop the
clos ingproces s:
R Press the008B buttonontheSmar tKey .
R Press orpull there mo teoper ating switch
on thedr iver's door .
R Press theclosing orloc king buttononthe
ta ilg ate.
R Pull theta ilg atehandle. #
Vehicl eswith HANDS -FREEACCESS: itis
also possibletostop theclosing process by
making akic king movement belowthere ar
bum per. 76
Opening andclosing

(3
m) away from theve hicle insuc hsit‐
uations. When
making thekic king movement, makesur e
th at youar est andi ngfirm lyon thegr ound. You
cou ldother wise loseyour balan ce,e.g.on ice.
Obs erve thefo llo wing notes:
R The Smar tKey isbehin dth eve hicle.
R Stand atleas t12 in(30 cm) away from the
ve hicle while perform ing thekic king move‐
ment.
R Donotcome intocont actwithth ebum per
while making thekic king movement.
R Donotcar ryout thekic king movement too
slo wly.
R The kicking movement mustbe towa rdsth e
ve hicle andbackag ain. 1
Detection rang eof thesensor s
If se veralcon secut ive kic kin gmo vements are
no tsuccessfu l,wa itte nseco nds.
Sy stem limit s
The system maybe impair edorma yno tfunc tion
in thefo llo wing cases :
R The sensorsar edir ty,e.g. due toroad salt or
sn ow .
R The kicking movement ismade using apr os‐
th etic leg. The
tailg atecan open orclos eunin tentio nallyin
th efo llo wing situat ions:
R Ifaper son 'sarms orlegs aremo vingin the
sensor detection rang e, e.g .wh en polishi ng
th eve hicle orpic king upobjects .
R Ifobject sar emo vedor placed behind the
ve hicle, e.g.tensi oni ng stra ps orlugg age.
R Ifclam ping stra ps, tarp sor other coverings
ar epu lled ove rth ebum per.
R Ifapr otect ive mat withalengt hre ac hin g
ov er thetrunk silldown intoth ede tection
ra ng eof thesensor sis used.
R Ifth epr otect ive mat isno tsecur edcor rectly .
R Whe nwo rking onthetra iler hitch,tra iler sor
re ar bicy clerack s.
Deactiv ateth eSmar tKey functions (/page68)
or do notcar rytheSmar tKey about your per son
in suc hsit uatio ns. Open
ingand closing 79

Indicat
orlam p1 flashes whentheAT Asy stem
is armed.
The ATAsy stem isdeactiv ated aut omaticall yin
th efo llo wing situat ions:
R afte runloc kingtheve hicle withth eSmar tKey
R afte runloc kingtheve hicle using KEYLES S-
GO R
afte rpr essing thest ar t/ stop butt onwithth e
Smar tKey inthestow agecom partment
(/ page16 9)
% WhentheMer cedes‑ Benzemergency call
sy stem isactiv eand thealar mstay son for
mor eth an 30 sec onds, ames sageis aut o‐
mat icall ysen tto theCus tomer Assis tance
Ce nter (/ page 310).
% Inthecase ofsevere batt erydisc harging,
th eanti- theftalar msystem isaut omaticall y
deactiv ated tofacil itat eth ene xt engine
st ar t.
Deact ivat ing theATA #
Press theÜ, ßor008B buttononthe
Smar tKey .
or #
Press thest ar t/ stop butt onwithth eSmar t‐
Ke yin themar kedspace (/page16 9)
Dea ctivat ingth eala rm using KEYLESS-GO #
Grasp theoutside doorhandle withth e
Smar tKey outside theve hicle. Fu
nction oftheto w- aw ay alar m %
This function mayno tbe available inall
coun tries.
An audible andvisual alarmistrigg ered ifan
alt eratio nto your vehicle's angleof inclination is
de tected whi letheto w- aw ay alar misarmed.
The tow- aw ay alar misaut omat icallyar med afte r
appr oximat ely60 seco nds:
R afte rloc king theve hicle withth eSmar tKey
R afte rloc king theve hicle using KEYLES S-GO
The tow- aw ay alar mison lyarmed when thefo l‐
lo wing compone ntsar eclos ed:
R thedoor s
R theta ilg ate
The tow- aw ay alar misaut omat icallydeac tiva‐
te d:
R afte rpr essing theÜ or008B buttonon
th eSmar tKey
R afte rpr essing thest ar t/ stop butt onwithth e
Smar tKey inthestow agecom partment
(/ page16 9) Op
ening an dclos ing 91

#
Press memor ybutt onMand, within thre e
seconds, press prese tposition button1.
The settings forth efront passeng erseat and
th ere ar seat arestor ed inthepr ese tposi‐
tion .
% Youcan notst or ean yse ttings onthebutt ons
fo rse tting andstra ight enin gth efully
re cli ned position.
Cal ling up #
Press button 1.
Whe nth eindicat orlam plights up,thefront
passeng erseat isselect ed. #
Press prese tposition button1.
Bo th seats moveintoth estor ed position.
% Youcan usethere ar-com par tment child
saf etyloc kto disable this func tion
(/ page65). St
ow agear eas No
teson loading theve hicl e &
DANG ER Risk ofexhaus tga spoisoning
Combus tionengines emitpoisonous exhaus t
ga ses suchas carbon monoxide.Exhaus t
ga ses can entertheve hicle interior ifth eta il‐
ga te isopen when theengine isrunning ,
esp ecially ifth eve hicle isin mo tion. #
Alw aysswitc hof fth eengine before
opening theta ilg ate. #
Neverdr ive wit hth eta ilg ateopen . &
WARNIN GRisk ofinju ryfrom unsecu red
it ems intheve hicle
If object s,lugg ageor loads areno tsecur ed
or notsecur edsuf ficie ntly,they cou ldslip,
tip ove ror be throw nar ou nd and ther eb yhit
ve hicle occupants.
Ther eis arisk ofinjur y,par ticular lyin the
ev ent ofsudden braking orasudden chang e
in dir ect ion. Seat
sand stow ing 11
9

#
Alw aysst ow object sin suc hawa yth at
th ey canno tbe thro wn around . #
Beforeth ejour ney,secur eobjects, lug‐
ga ge orloads agains tslipping ortipping
ove r. &
WARNIN GRisk ofinju rydue toobject s
being stowe dincor rectl y
If yo udo notadeq uatelyst ow object sin the
ve hicle interior ,th ey cou ldslipor be tossed
ar ound andther eb yst rike vehicle occupants.
In addition, cupholder s,open stow age
spac esand mobi lephon ebr ac kets cann ot
alw aysre stra in theobjec tsthey cont ain in
th eev ent ofan acciden t.
Ther eis arisk ofinjur y,par ticular lyin the
ev ent ofsudden braking orasudden chang e
in dir ect ion. #
Alw aysst ow object sin suc hawa yth at
th ey canno tbe tossed about inthese or
similar situation s. #
Alw aysmak esur eth at obj ect sdo not
pr oject from stow agespac es,parcel
ne ts or stow agene ts. #
Close theloc kable stow agespac es
bef orest ar tin gajo ur ne y. #
Stow and secureobj ect sth at arehea vy,
har d,poin ted, shar p-edg ed,fragile or
to olar ge inthecar gocom partmen t. &
WARNIN G‑Ri sk ofacci dent orinju ry
when usingthecup holder whilethe
ve hicle ismo ving
The cup holder cannotsecur econt ainer s
while theve hicle ismo ving.
If yo uuse acup hold erwhile theve hicle is
mo ving, thecon tainer maybe flung aroun d
and liquids maybe spill ed.The vehicle occu‐
pants maycome intocont actwithth eliq uid
and ifit is ho t,th ey cou ldbe scal ded.Yo u
cou ldbe dist ra cted from traf fic condi tions
and youma ylose contro lof theve hicle. #
Onlyuse thecup holder whentheve hi‐
cle isstatio nary. #
Onlyuse thecup holder forcont ainer s
of theright size. #
Close thecon tainer ,par ticular lyifth e
liq uid isho t. *
NO
TEDama getothecup holder When
there ar armr estis folded backth ecup
holder couldbecome damaged. #
Onlyfo ld there ar armr estbac kwhen
th ecup holder isclosed. *
NO
TEDama getothere ar armr estdue to
body weight When
folded out,there ar armr estcan be
damag edbybody weight . #
Donotsit orsuppor tyo urself onthe
re ar seat armr est. 12
0
Sea tsand stow ing

&
WARNIN GRisk ofinju rydue toan open
car gocom partment floor
If yo udr ive wit hth ecar gocom partmen tfloor
open, object scould beflung aroun dand hit
ve hicle occupants asare sult. Thereis arisk
of injur y,par ticular lyin theeve ntofsudd en
br aki ng orasu dd en chang ein dir ect ion. #
Alw aysclose thecar gocom partmen t
fl oor beforeajour ney. &
WARNIN G‑Ri sk offire and injuryfrom
ho tcig arette light er
Yo ucan burnyo urself ifyo uto uc hth eho t
heating element orthesoc ketof thecig a‐
re tte light er.
In additio n,flammab lemat erials mayign ite
if:
R youdr op theho tcig arette light er
R ach ild holds theho tcig arette light erto
object s,forex am ple #
Alw ayshold thecig arette light erby the
knob . #
Alw aysmak esur eth at thecig arette
light erisout ofreac hof childr en. #
Neverlea vechildr enunat tende din the
ve hicle. &
WARNIN GRisk ofburnsfrom theta il‐
pipe andtailpipe trims
The exhaus tta ilpipe andtailpipe trims can
becom eve ry hot.Ifyo uco me intoco ntact
wit hth ese partsof theve hicle, youco uld
bur nyo urself . #
Alw aysbe par ticular lycareful arou nd
th eta ilpipe andtheta ilpipe trims and
super visechildr enespec iallycloselyin
th is area. #
Allo wvehicle partsto cool down before
to uc hin gth em. The
driving charact eristic sof your vehicle are
dependent onthedis tribution oftheload within
th eve hicle. Yousho uld bear thefo llo wing in
min dwhen loading theve hicle:
R Neverex ceed theper missible gross mass or
th egr oss axle weight rating forth eve hicle
(including occupants). Thevalues arespec i‐
fi ed on theve hicle identif ication plateon the
ve hicle's B-pillar.
R The load mustno tpr otru de abo vetheupper
edg eof theseat backres ts.
R Allvehicles excep tMer cede s-Ma ybachve hi‐
cles: alwaysuse thepar tition netwhen trans‐
por ting objec tsinthecar gocom partmen t.
R Alw aysplace theload behind unoccupied
seats ifpossible.
R Secur eth eload using thetie-do wneyes and
dis tribut eth eload evenly. Sea
tsand stow ing 12
1

EAS
Y-PA CK cargocom partmen tco verand
par tition netca ssette No
teson thecar gocom partmen tco ver &
WARNIN GRisk ofinju ryor deat hdue to
poor lysecur edobjec ts
The cargocom partmen tco veralo ne canno t
secur eor restra in hea vyobje cts, items of
lugg ageor hea vyloads.
Yo uco uld behit byan uns ecur edload, par‐
tic ular lyin theev ent ofabr uptch ang esin
dir ect ion,sudden brakin gor an acc iden t. #
Alw aysst ow object sin suc hawa yth at
th ey canno tbe thro wn around . #
Sec ureobj ect s,lugg ageor loads
ag ains tslippin gor tipp ingover,e.g. by
usin gtie downs ,eve nif yo uar eusin g
th ecar gocom partmen tco ver. *
NO
TEDama getothecar gocom part‐
ment coverwhen loading theve hicle The
cargocom partment coverma ybe dam‐
ag ed when theve hicle isbeing loaded. #
Donotplace anyobject sabo vethe
lo we redg eof theside windo wsoron
th ecar gocom partmen tco ver. This
equipment isavailable forall vehicles
exc eptMer cedes- Maybac hve hicles.
Ext ending/r etra ctin gth ecar gocom part‐
men tco ver #
Toextend: pull thecar gocom partmen t
co verbac kby grab handle 1and clipitint o
br ac kets 2 onthelef tand right.
Re tracti ng #
Remo vethecar gocom partmen tco verfr om
th ebr ac kets on thelef tand right. #
Guide thecar gocom partmen tco verfo r‐
wa rdsusing thegr ab handle untilitis fully
re tract ed.
Th ero lled-up cargocom partment covercan be
used intwoposi tions:
R Folded 45°upwards forloa ding (fold down
bef orecommencing your jour ne y)
R Hor izontal posi tion
Ins tallin gor remo ving the cargocom part‐
men tco ver
Re quirement s:
R The cargocom partment coveris rolled up. 12
8
Sea tsand stow ing

At
tac hin g/r emoving thepa rtitioning net &
WARNIN GRisk ofinju ryor deat hdue to
poor lysecur edobjec ts
The partitioning netalone cannotsecur eor
re stra in hea vyobje cts, items oflugg ageor
hea vyloads.
Yo uco uld behit byan uns ecur edload, par‐
tic ular lyin theev ent ofabr uptch ang esin
dir ect ion,sudden brakin gor an acc iden t. #
Alw aysst ow object sin suc hawa yth at
th ey canno tbe thro wn around . #
Sec ureobj ect s,lugg ageor loads
ag ains tslippin gor tipp ingover,e.g. by
usin gtie downs ,eve nif yo uar eusin g
th epar titioning net. Fo
rsaf etyre ason s,alw aysuse apar titioning net
when transpor tingaload. Thepartitioning net
can beused withor wit hout cargo compartment
enlarg ement
Damag edpar titioning nets can nolong erfulf ill
th eir func tionsand mustbe replaced. Visit a
qu alif ied spec ialistwo rkshop. This
equipment isavailable forall vehicles
exc eptMer cedes- Maybac hve hicles. Pa
rtition ingnetwit hout cargocom partment
enlar gement Pa
rtition ingnetwit hcar gocom partment
enlar gement #
Toattac h:extend thepar tition net. #
Attach theto pguide rodto holder s1 on
th eheadliner . #
Engage hook s2 ineyele ts3 onthelef t
and right. 13
0
Sea tsand stow ing

At
tac hin garo of lugg agera ck &
WARNIN GRisk ofacci dent dueto
exc eeding themaximum roof load
The vehicle centerofgrav ity and theusual
dr iving charact eristic sas wellas thesteer ing
and braking charact eristic salt er.
If yo uexc eed themaximum roof load, the
dr iving charact eristic s,as wellas steer ing
and braking, willbegreatl yim pair ed. #
Neverexc eed themaximum roof load
and adjus tyo ur drivin gst yle. Yo
uwill find informa tionon themaximum roof
load inthe"T ec hnical data"sect ion.
* NO
TEVehicle damag efrom non-
appr ovedro of lugg agera ck s The
vehicle could bedamag edbyroof lug‐
ga ge rack sth at have notbe en tested and
appr ovedfo rMer cedes-Benz. #
Use onlyro of lugg agera ck ste sted and
appr ovedfo rMer cedes-Benz. #
Dependi ngon theve hicle equipment,
ensur eth at thesliding sunroofcan be
full yra ised when thero of lugg agera ck
is ins talled. #
Depe ndingon theve hicle equipment,
ensur eth at theta ilg atecan befully
open edwhen thero of lugg agera ck is
ins talled. #
Position theload onthero of lugg age
ra ck insuc hawa yth at theve hicle will
no tsus tain damag eev en when itis in
mo tion . *
NO
TEDama getothepanor amaroof wit h
po we rtilt/sli dingpanel duetonon-
ap prove dro of lugg agera ck s The
panor amaroof wit hpo we rtilt/sli ding
panel maybe dama gedby thero of lugg age
ra ck ifyo uatt em pttoopen itwhen usinga
ro of lugg agera ck notte sted and appr oved
fo rMer cedes-Benz. #
When aro of lugg agera ck isins talled,
open thepanor amaroof wit hpo we r
til t/sl iding panel only ifth is has been te
sted and appr oved forMer cedes-
Benz.
The panor amaroof wit hpo we rtilt/sli ding
panel maybe raised toallo wventil ation of
th eve hicle interior . #
Secur eth ero of lugg agera ck tothero of rail‐
ing. #
Obser vethemanuf acturer'sinstallation
ins truct ions . Cup
holder Switc
hingthecooling orheat ingfunction for
th ete mp eratur e-cont rolled cup holder onor
of f &
WARNIN GRisk ofinju ryby touc hin gth e
heating elements
The cup holder's heatingelements maybe
ve ry hot.
Yo ucan burnyo urself onthem. Seats
andstow ing 13
3

#
Donotto uc hth ecup holder's hotheat‐
ing element s. #
Ensur eth at no childr encan access the
cup holder 'sho thea ting eleme nts. #
Neverlea vechildr enunat tende din the
ve hicle. *
NO
TEDama getoobject sin thete mp era‐
tur e-co ntro lled cup holder If
yo uplac eobj ect sint oth ete mp eratur e-
con trolled cupholder ,th ey ma ybecome
dama ged. #
Donotplace objectsint oth ete mp era‐
tur e-co ntro lled cup holder . Cup
holder inthefront cent ercons ole Cup
holder inthere ar passe nger com partment cen‐
te rconsole 13
4
Sea tsand stow ing