key MERCEDES-BENZ GLS 2021 User Guide

#
Todeac tivate: press and holdbu tton 1 for
appr oximat elyfive seconds untilanacous tic
signal sounds.
In thefo llo wing situat ions,th er eis adang erof
being lockedout when thefunc tion isactiv ated:
R While theve hicle isbeing tow star ted/
pushed.
R Ifth eve hicle isbeing tested on aro ller dyna‐
mome ter. Po
we rcl os ingfun ction &
WARNIN GRisk ofbeco ming trap ped
whe nth edoor sclose automaticall y
Body partsor objec tscan become trapped,
causing injuries. #
Ensur eth at no body partsor obj ect s
ar ein theclosing area. #
Automatic closing ofthedoor scan be
canc eled bypulling theout eror inner
door handle. If
yo upush thedoor intoth eloc kto thefirs t
de tent positio n,thepo we rclosi ngfunction will
au tomatical lypull thedoor intoth eloc k. Loc
king/u nlocking thedr iver' sdoor withth e
emer gency key %
Ifyo uwish toloc kth eve hicle entirelyusing
th eemer gency key,firs tpr es sth ebutt onfor
loc kin gfrom theinside whilethedr iver's
door isopen. Thenproceed toloc kth edr iv‐
er's door using theemer gency key. #
Inser tth eemer gency keyas faras itwil lgo
int oopening 1intheco ver. #
Pull and hold thedoor handle. #
Pull theco veron theemer gency keyas
st ra ight aspossible away from theve hicle
until itre leases. #
Release thedoor handle. Openin
gand closing 73

#
Tounlo ck:tur nth eemer gency keyco unt er-
clo ckwise toposition 0047. #
Toloc k:tur nth eemer gency keyclo ckwise to
position 0047. #
Carefully press theco veront oth eloc kcyli n‐
der until iteng ages and isseat edfirm ly. Ru
nning boards Oper
ation oftheru nning boards Mer
cedes-Ma ybachve hicl es:theve hicle is
eq uipped withelectr icallyex tenda ble ru nning
bo ards. Ifyo uha ve select edtheaut omatic mode
in themultimedia system, (/page75 )th e
ru nning board willex tend automatical lyon the
re spectiv eside when adoor isopened. Youcan
use man ualmod eto cle an theru nning boards
(/ page 332) .
% The running boards willex tend and retract
only ifth eve hicle isstatio nary.
In thefo llo wing cases ,th eru nning boards will
re tract automatical ly:
R Ifyo usele ctan off-ro ad drive pr ogram
(/ page18 2).
R Ifyo uact ivat ecar wash mode (/page330).
R Ifth eoutside mirrors fold inaut omat ically
(/ page15 7).
R Ifyo uar edr ivin gat aspee dgr ea terth an
2. 5mp h(4 km/h). If
yo uha ve select edtheaut omatic modeinthe
multime diasystem and youman uallyex tend the
ru nning boards when thedoor sar eclosed, the
ru nning boards willre main extende d,eve nif yo u
open adoor andthen close itag ain. Automatic
mode willbe react ivat ed onlywhen youar edr iv‐
ing ataspee dgr ea terth an 2.5mp h(4 km/h) .
* NO
TEDama getotheru nning boards
du ring extensi on orretracti on The
running boards extend attheside during
ex tensi on. During retracti on, theru nning
bo ards areint egr ated intheside skirt. #
Mak esur eth at ther eis suf ficie ntspa ce
du ring extensi on and retracti on. Re
ad thedispla ymessag eth at ma ybe displa yed
in theins trument cluster(/ page408). 74
Opening andclosing

Ext
endin gand retracti ngthe running boards
via themu ltim edia system Multi
media system:
4 © 5
Set ting s5
Vehicle
5 SID ERUNNING BOARD #
Select Exten dor Retract .
Au tomatic allyex tending andretracti ngthe
ru nning boards #
Activateor deacti vate AUTO MATICEXTEN -
SION .
% Thisequip ment isavailable onlyfor
Mer cedes-Ma ybachve hicles. Car
gocom partment Opening
thetailg ate &
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 . *
NO
TEDama getotheta ilg atecaused by
obs tacle sab ove theve hicle The
tailg ateswing sre ar wa rdsand upwards
when itis opened. #
Mak esur eth at ther eis suf ficie ntspa ce
beh indand above theta ilg ate. #
Pull remo teoper ating switch1 forth eta il‐
ga te. #
Press and hold the008B buttononthe
Smar tKey . #
Vehicl eswith HANDS -FREEACCESS: Use
yo ur foot to kic kbe low thebum per
(/ page78 ). Op
ening and closing 75

#
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

#
Swi tchon thepo we rsupp lyor theignition . #
Press remo teoper ating switch1 forth e
ta ilg ate. #
Press clos ingbutt on1 ontheta ilg ate.
Ve hicl eswith KEYLESS-GO #
Press locking button2 ontheta ilg ate.
If aSmar tKey isde tected outsid eth eve hicle,
th eta ilg atewill clos eand theve hicle willbe
loc ked. #
Press and hold the008B buttononthe
Smar tKey (wit hth eSmar tKey inthevicin ity
of theve hicle).
Ve hicl eswith HANDS -FREEACCESS #
Mak eakic kin gmo vement withyo ur foot
belo wthebum per(/ page78 ).
Au tomatic reve rsing funct ionforthe tailga te
The tailg ateis eq uipped withaut omat icobje ct
re cogni tionwith are ve rsing func tion.If asolid
obje cthinde rsor restricts theta ilg atewhen itis
clos ingautomat ically,theta ilg atewill automat i‐
call yopen again slight ly.Au tomatic object recog‐
nitio nwi th reve rsing func tion isonl yan aid. Itis
no ta subs titutefo ryo ur att entiven ess when you
ar eclo singth eta ilg ate. #
Dur ing theclosing process, makesur eth at
no body partsarein theclosing area. &
WARNIN GRisk ofbeco ming trap ped
des pite reve rsing func tion
The reve rsing func tion willnotre act :
R Tosof t,light andthin obje cts, e.g. fing ers Ope
ning andclosing 77

R
Towa rdsth eend oftheclosing procedur e
In these situation sin par ticular ,th ere ve rsing
func tion cannotpr ev ent someon ebeing trap‐
ped. #
Ensur eth at no body partsarein the
clos ingarea .
If some oneistrap ped ,ei th er :
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. HANDS-
FREEACCESS function Wi
th HANDS-FREE ACCES Syo ucan open ,clo se
or stop theclosing process oftheta ilg ateby
per form ing akic kin gmo vement under there ar
bum per.
The kickin gmo vement trigg ersth eopening or
closing process alternat ely. Obser
vetheno teswhen opening (/page75 )
and closing(/ page76 )th eta ilg ate.
% Twowa rning tones soundwhen thetai lgat e
is open ingorclos ing. &
WARNIN GRisk ofburnscaused byaho t
ex haus tsy stem
The vehicle exhaus tsy stem can become very
ho t.Ifyo uuse HAND S-FRE EAC CES S,you
cou ldbu rn yourself bytouc hin gth eex haus t
sy stem. #
Alw aysensur eth at youon lyma kea
kic king movement within thede tection
ra ng eof thesensor s. *
NO
TEVehicle damag edue tounin ten‐
tio nal openi ng oftheta ilg ate R
when usinganaut omat iccar wash
R when usingahigh pressur ecleaner #
Deactiv ateKEYLES S-GOormak esur e
th at theke yloc ated isat leas t10 ft 78
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

R
The rear seat backres thas been folded
fo rw ard.
R The cargocom partment coverhas been
re mo ved. #
Inser temer gency key2 into opening 1in
th etrim and push itin.
The tailg atewill beunloc ked. Side
windo ws Opening
andclosing theside windo ws &
WARNIN GRisk ofentr apment when
ope ning asid ewi ndo w
Whe nope ning asid ewi ndo w,par tsof the
body could bedraw nin or become trap pe d
be twee nth eside windo wand windo wframe. #
When opening ,mak esur eth at nobody
is touc hin gth eside windo w. #
Ifsomeone istrappe d,release thebut‐
to nimm ediate ly or pullit in order to
clos eth eside windo wag ain. &
WARNIN GRisk ofbeco ming trap ped
whe nclos ingasid ewi ndo w
Whe nclos ingasid ewi ndo w,body parts
could betrapped intheclosing area inthe
pr ocess. #
When closing,mak esur eth at no body
par tsarein theclosing area. #
Ifsomeon eis tra pped, release thebut‐
to nimm ediate ly or pres sth ebutt onin
or der toreopen theside windo w. &
WARNIN GRisk ofbeco ming trap ped
whe nch ildr enopera tetheside windo ws
Childr encould become trapped ifth ey oper‐
at eth eside windo ws,par ticular lywhen unat‐
te nde d. #
Activateth ech ild safetyloc kfo rth e
re ar passe nger com partment side win‐
do ws . #
When leaving theve hicle, alwaysta ke
th eSmar tKey wit hyo uand lockth e
ve hicle. #
Neverlea vechildr enunat tende din the
ve hicle. Re
quirement s:
R The powe rsupp lyor theignition isswitc hed
on. Openin
gand closing 81

Con
venience opening (ventilating theve hicl e
bef orest ar ting ajour ney) &
WARNIN GRisk ofentr apment when
ope ning asid ewi ndo w
Whe nope ning asid ewi ndo w,par tsof the
body could bedraw nin or become trap pe d
be twee nth eside windo wand windo wframe. #
When opening ,mak esur eth at nobody
is touc hin gth eside windo w. #
Release thebutt onimmediat elyif
somebody becomestrapped. #
Press and hold theÜ buttononthe
Smar tKey .
The follo wing functionsar eper form ed:
R The vehicle isunloc ked.
R The side windo wsareopen ed.
R The slidin gsun roof isopened.
R The panor amicsliding roof isopened.
R The seat ventil ation ofthedr iver's seat is
switc hedon. %
Ifth ero ller sunblin dof thepanor amicsliding
sunr oofisclosed, thero ller sunblin dis
open edfirs t.
% Ifth ero ller sunblin dsofthere ar door sar e
clo sed, thero ller sunblin dsareopen edfirs t. #
Tointerru pt con venience opening: release
th eÜ button. #
Tocont inue convenience opening: press
and hold theÜ buttonagain. Con
venience closing (closing theve hicl e
fr om outside ) &
WARNIN GRisk ofentr apment dueto not
pa ying attenti onduring con venie nce
clo sing
Whe nth econ venie nce closing featur eis
oper ating,par tsof thebody could become
tr apped intheclosing area oftheside win‐
do wand thesliding sunroof. #
When thecon venie nce closing featur e
is operatin g,mon itor theent ire closing pr
ocess andmakesur eth at no body
par tsarein theclosing area. #
#
Press and hold theß buttononthe
Smar tKey .
The follo wing functionsar eper form ed:
R The vehicle isloc ked.
R The side windo wsareclo sed.
R The slidin gsun roof isclosed.
R The panor amicsliding roof isclosed. #
Tointerru pt con venience closing: release
th eß button. #
Toclose thero ller sunblind s:press and
hold theß buttonagain.
% Con venie nce closing can also be operated
wi th KEYLESS- GO(/ page71 ). Openin
gand closin g83

Pr
oblems withtheside windo ws &
WARNIN GRisk ofbeco ming trap ped or
fa tal lyinju re difre ve rsing protect ion is
no tactiv ated
If yo uclo seaside windowagain imm ediat ely
af te rit has been blocked, theside windo w
will close withincr eased ormaximum forc e.
The reve rsing func tion isthen notactiv eand
body partsma ybecome trapped. #
Mak esur eth at no par tsof thebody are
in theclosing area. #
Tostop theclosing process, release the
butt onorpress thebutt onagain to
re open theside windo w. A
sid ewind owcann otbe closed andyoucan‐
no tsee thecaus e. #
Chec kto see whether anyobjec tsarein the
windo wguide. #
Adjus tth eside windo ws.
Ad jus tingthe side windo ws If
aside windo wisobs truct eddur ing closing and
re opens again immediat ely: #
Immediat elyaf te rth is, pull thecor respond‐
ing butt onagain until theside windo whas
closed andhold thebutt onforat lea stone
mor esecond (re-adjus tment).
The side windo wwill beclosed without the
aut omat icreve rsing func tion.
If th eside windo wisobs truct edagain and
re opens again immediat ely: #
Immediat elyaf te rth is, pull thecor respond‐
ing butt onagain until theside windo whas
closed andhold thebutt onforat lea stone
mor esecond (follo w-up adjustm ent).
The side windowwill beclos edwithout the
aut omat icreve rsing func tion.
Th eside windo wscann otbe opened or
closed usingthecon venience opening fea‐
tur e.
R The Smar tKey batt eryis we ak ordisc harged. #
Chec kth ebatt eryusing theindicat orlam p
and replace ifnec essar y(/ page69). Sliding
sunroof Opening
andclosing theslidi ngsunr oof %
The term "slidin gsun roof" also refers to the
panor amaroof wit hpo we rtilt/sli dingpanel . &
WARNIN GRisk ofbeco ming trap ped
whe nth esliding sunroofisbeing opened
and closed
Body partsma ybecome trapped inthera ng e
of mo vement. #
Dur ing opening andclosing, makesur e
th at no body partsarein thera ng eof
mo vement. #
Release thebutt onimmediat elyif
somebody becomestrapped.
or #
Brief lypress thebutt oninanydir ect ion
dur ing automatic operation.
The opening orclosing process willbe
st opped. 84
Opening andclosing