2020 MERCEDES-BENZ GLS SUV A BUTTON

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 sunroofisopened.
R The seat ventil ation ofthedr iver's seat is
switc hedon. %
Ifth ero ller sunblin dsofthepanor amicslid‐
ing sunr oofareclosed, thero ller sunblin ds
ar eopen 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 caused by
inadv ertent con venie nce closing
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. #
Obser vethecom pleteclos ingproce‐
du re when usingconvenie nce closing. #
Whe nclo sing, makesur 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 sunroofisclosed. #
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(/ page74 ). Pr
oblems withth eside windo ws &
WARNIN GRisk ofbeco ming trap ped or
fa ta lly injured ifre 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 Openin
gand closing 87

will
clos ewit hinc reased ormax imum forc e.
The reve rsing featur ewill then notbe activ e.
Pa rts of thebody could become trapped in
th eclosing area inthepr ocess. #
Mak esur eth at no par tsof thebody are
in theclosing area. #
Tostop theclosing process, release the
butt onorpress thebutt onagain tore-
open theside windo w. Pr
oblem
Possible causes/conseq uencesand0050 0050
Solutions
A side windo wcann otbe closed and
yo ucan notsee thecause. #
Chec kto see whether anyobjec tsarein thewindo wguide. #
Adjus tth eside windo ws.
Ad jus tingthe side windo ws
If aside windo wisobs truct eddur ing closing andreopens again immediat ely: #
Immediat elyaf te rth is, pull thecor responding buttonagain until theside windo whas closed, andhold
th ebutt onforat lea stone moresecond (re-adjus tment).
The side windo wisclosed without theaut omatic reve rsing func tion.
If th eside windo wisobs truct edagain and reopens again immediat ely: #
Immediat elyaf te rth is, pull thecor responding buttonagain until theside windo whas closed, andhold
th ebutt onforat lea stone moresecond (follo w-up adjustm ent).
The side windowisclos edwithout theaut omatic reve rsing func tion.
The Smar tKey batt eryis we ak ordisc harged. #
Chec kth ebatt eryusing theindicat orlam pand replace itifnec essar y(/ page71 ). 88
Openin gand closin g

*
NO
TEMalfunctio ncau sed bysno wand
ice Sno
wand icemaylead toamalf unctionof
th esliding sunroof. #
Onlyopen thesliding sunroofifit is free
of sno wand ice. *
NO
TEDama gecau sed byprotru ding
objec ts Objec
tsthat protru de from thesliding sun‐
ro of ma ydamag eth esealing strips. #
Donotallo wan ything toprotru de from
th esliding sunroof. *
NO
TEImpo rtant poin tsto remember
when aro of rack isins talled When
aro of rack isins talled, raising oropen ‐
ing thesliding sunroofmaybe limit ed. #
Chec kwhe ther thesliding sunroofcan
be raised oropen edwhen aro of rack is
ins talled. #
Ifin doubt, donotra ise oropen the
sliding sunroof. 1
Raises
2 Open s
3 Closes/ lowe rs
Use the0057 buttontooper ateth epanor amic
sliding sunroofand thero ller sunblin d. The
panorama roof wit hpo we rtilt/sli dingpanel
can beoper ated only when thero ller sunblin dis
open . #
Chec kwhe ther thesliding sunroofcan be
ra ised oropen edwhen aro of rack isins tal‐
led. #
Tostar taut omatic operation :pr ess the
0057 buttonbeyond thepoint ofresis tance
or pulland release it. #
Tointerru pt aut omatic operation :br ief ly
pr ess the0057 buttoninanydir ect ion.
The opening /closingpr ocess willbestop‐
ped.
Ve hicl eswith apanor amaroof wit hpo we r
til t/s lidin gpane l:The automatic raising featur e
is available onlywh en thesliding sunroofis
closed orraised.
Ve hicl eswithout apanor amaroof wit h
po we rtil t/s lidin gpane l:The automatic open‐
ing and raising featur eis available onlywh en the
sliding sunroofisclosed. 90
Opening andclosing

Au
tomatic reve rsing funct ionoftheslidi ng
sunr oof
If an obj ect isobs truct ing thesliding sunroof
dur ing theclosing process, thesliding sunroof
will open again automaticall y.The automatic
re ve rsing func tion isonl yan aid and isno ta sub‐
st itut efo ryo ur att entiven ess . #
Dur ing theclosing process, makesur eth at
no body partsarein theclosing area. &
WARNIN GRisk ofentr apment evenwi th
th ere ve rsing func tion active
The reve rsing featur edoes notre act inpar‐
tic ular :
R Tosof t,light andthin obje cts, e.g. fing ers
R Overthelas t00CF in(4 mm) oftheclosing
pat h
R Dur ing rese ttin g
This means that there ve rsefunc tion cann ot
pr eve ntsom eone from becomi ngtrap pe din
th ese situation s. #
When closing, makesur eth at no body
par tsarein theclosing area. #
Release thebutt onimmediat elyif
somebody becomestrapped.
or #
Brief lypress thebutt oninanydir ect ion
dur ing automatic operation.
The closing process isstopped. Au
tomatic reve rsing funct ionofthero ller
sunblind
If an objec tis obs truct ing thero ller sunblin ddur‐
ing theclosing process, thero ller sunblin dwill
open again automat ically.The automatic reve rs‐
ing func tion isonl yan aid and isno ta subs titute
fo ryo ur att entiven ess . #
When closingth ero ller sunblin d,mak esur e
th at no body partsarein thera ng eof mo ve‐
ment. &
WARNIN GRisk ofbeco ming trap ped
des pite reve rsing featur e
In par ticular ,th ere ve rsing featur edoes not
re act tosof t,light andthin obje cts, e.g. fin‐
ge rs. This
means that there ve rsing featur ecan not
pr ev ent entrapment inthese situation s. #
When closing thero ller sunblin d,mak e
sur eth at no body partsarein thera ng e
of mo vement. #
Release thebutt onimmediat elyif
somebody becomestrapped.
or #
Press thebutt oninanydir ect ion during
th eaut omatic closing process.
The closing process isstopped. Au
tomatic functionsof the slidi ng sun roof %
The term "slidin gsun roof" also refers to the
panor amicsliding sunroof.
By pushing orpulling the0057 button,youcan
int erru pt theaut omatic functions:"Rain closing
func tion when driving" and"Automatic lowe r‐
ing".
Ra inclosing functionwhen driving
Ve hicl eswith apanor amicsliding sunroof:If
it star ts to rain, thera ised slidin gsunr oofis Open
ingand closing 91

Pr
oblem
Possible causes/conseq uencesand0050 0050
Solutions
or #
Press thebutt oninanydir ect ion during theaut omatic closing process.
The closing process isstopped. If
th esliding sunroofisobs truct eddur ing closing andreopens again slightly: #
Immediat elyaf te rau tomatic reve rsing, pull and hold the0057 buttondown again tothepoint ofresis t‐
ance untilthesliding sunroofisclosed.
The sliding sunroofwill beclosed withincr eased forc e.
If th esliding sunroofisobs truct edagain and reopens again slightly: #
Repeat thepr ev ious step.
The sliding sunroofwill beclosed again withincr eased forc e.
Ve hicl eswithout apanor amicslid‐
ing sunr oof:The sliding sunroofdoes
no toper atesmoo thly. #
Push the0057 buttonuptothepoint ofresis tance anum berof time sunti lth esliding sunroofisfull y
open. #
Press the0057 buttonforano ther secon d. #
Close thesliding sunroof.
Ve hicl eswith apanor amicsliding
sunr oof:The sliding sunrooforthe #
Pull and hold the0057 buttonlittle bylittleunt ilth esliding sunroofisfull yclosed. #
Pull and hold the0057 buttonlittle bylittleunt ilth ero ller sunblin dis full yclos ed. #
Use automat icopera tiontofully open andthen close thesliding sunroof. Openin
gand closing 93

#
Toclose fully: brief lypull thecor responding
butt onwhen theside windo wisclosed. #
Toopen fully:brief lypress thecor respond‐
ing butt on. Oper
ating thero ller sunblind forthe pano r‐
amic roof &
WARNIN GRisk ofbeco ming trap ped
whe nope ning andclosingthero ller sun‐
blinds
Body partscan becom etrapped between the
ro ller sunblin dand frame when openingor
clos ing. #
When openingorclos ing, makesur e
th at no body partsarein thera ng eof
mo vement ofthero ller sunblin d. #
Release thebutt onimmediat elyif
somebody becomestrapped.
or #
Brief lypress thebutt oninanydir ect ion
dur ing automatic operation.
The opening /closingpr ocess isstop‐
ped. Re
quirement s:
R The powe rsupp lyis swi tched on
(/ page18 1). Op
eni ng andclos ing the roller sunblind #
Toopen: pushthe0057 buttonindir ect ion
1 orpull indir ect ion 2. #
Toclose: pullthe0057 buttonindir ect ion
3.
If yo upush orpull the0057 buttonbeyond the
point ofresis tance, youwill star taut omat ic
operation inthedir ect ion inqu estion .Yo ucan Open
ingand closing 95

st
op aut omatic operation bypushing orpulling
th ebutt onagain.
Oper ating thero ller sunblind forthe pano r‐
amic roof from there ar passe nger comp art‐
ment #
Toopen: press butt on1. #
Toclose: pullbutton1. %
When thepanor amicroof isopen, itwill
close firs t. To clos eth ero ller sunblin d,press
butt on1 again.
If yo upush orpull button1 beyond thepoint of
re sis tance, youwill star taut omat icoper ationin
th edir ect ion inqu estion .Yo ucan stop aut o‐
matic operation bypushing orpulling thebutt on
ag ain.
Au tomatic reve rsing funct ionofthero ller
sunblind
If an objec tis obs truct ing thero ller sunblin ddur‐
ing theclosing process, thero ller sunblin dwill
open again automat ically.The automatic reve rs‐
ing func tion isonl yan aid and isno ta subs titute
fo ryo ur att entiven ess . #
When closingth ero ller sunblin d,mak esur e
th at no body partsarein thera ng eof mo ve‐
ment. &
WARNIN GRisk ofbeco ming trap ped
des pite reve rsing featur e
In par ticular ,th ere ve rsing featur edoes not
re act tosof t,light andthin obje cts, e.g. fin‐
ge rs. This
means that there ve rsing featur ecan not
pr ev ent entrapment inthese situation s. #
When closing thero ller sunblin d,mak e
sur eth at no body partsarein thera ng e
of mo vement. #
Release thebutt onimmediat elyif
somebody becomestrapped.
or #
Press thebutt oninanydir ect ion during
th eaut omatic closing process.
The closing process isstopped. Ad
jus tingthe roller sunblind forthe pano r‐
amic roof Re
quirement s:
R The powe rsupp lyis swi tched on
(/ page18 1).
If th ero ller sunblin dcan notbe mo vedsmoo thly,
re -ad justth ero ller sunblin d. 96
Openingand closing

#
Pull the0057 buttondown repeat edly tothe
point ofresis tance inthedir ect ion ofarrow
1 untilth ero ller sunblin dis full yclos ed. #
Pull and hold the0057 buttonforano ther
secon d. #
Chec kwhe ther thero ller sunblin dcan be
com pletely opened again. #
Ifth is isno tth ecase, repeat thesteps
abo ve. #
Ifth ero ller sunblin dstill can notbe mo ved
smoo thly,con tact aqu alif ied spec ialistwo rk‐
shop. Anti-t
heftpr otection Fu
nction oftheimm obiliz er The
immo bilizerpreve nts your vehicle from being
st ar tedwit hout thecor rect Smar tKey .
The immobilizer isaut omaticall yactiv ated when
th eignition isswitc hedoffand deactiv ated when
th eignition isswitc hedon.
When leaving theve hicle, alwaysta ke theSmar t‐
Ke ywit hyo uand lockth eve hicle. Anyone can
st ar tth eengine ifava lid Smar tKey has been left
inside theve hicle.
% Intheeve nttheengine cannotbe star ted
(y et theve hicle ’sbatt eryis ch arge d), the
sy stem isno toper ational. Contactan
aut hor ized Mercedes- BenzCenteror call
1-8 00-FOR-MER Cedes (intheUS A)or
1-8 00-387-0 100(in Canada). ATA
(anti-thef tala rm system) Fu
nction oftheATA system
If th eATA system isarmed, avisual andaudible
alar mistrigg ered inthefo llo wing situat ions:
R When adoor isopen ed
R When theta ilg ateis open ed
R When thehood isopened
R When theint erior motion sensor istrigg ered
(/ page99)
R When theto w- aw ay alar mistrigg ered
(/ page98)
The ATA system isarmed automatic allyafte r
appr oximat elyte nseco ndsinthefo llo wing situa‐
tion s:
R Afterloc king theve hicle withth eSmar tKey
R Afterloc king theve hicle using KEYLES S-GO Opening
andclosing 97