2020 MERCEDES-BENZ GLS SUV keyless

R
The tailg ate
If th eve hicle isno topened within appr oximat ely
40 seco ndsafte runloc king,itloc ksagain. Anti-
th eftpr otect ion isactiv ated again.
Do notke ep theSmar tKey toget her withelec‐
tr onic devices orme talobje cts. This canaffect
th eSmar tKey 's functionality .
Do notke ep theSmar tKey inthete mp eratur e-
con trolled cupholder .Ot her wise, theSmar tKey
will notbe reliably detected. Ac
tiv atin g/deac tivatin gthe acoustic lock ing
ve rificat ion signa l Mult
imed iasystem:
4 © 5
Set ting s5
Vehicle #
Activateor deacti vate Acou sticLock . Ac
tiv atin g/deac tivatin gthe pani calar m Re
quirement s:
R The ignit ionisswitc hedoff. %
The panic alarmfunc tion isonl yav ailable in
cer tain coun tries. #
Toactiv ate: press butt on1 forapp rox‐
ima tely one second.
A visual andaudibl ealar mistrigg ered. #
Todeac tivate: briefly pr ess button1 again.
or #
Press thest ar t/ stop butt ononthecoc kpit
(t he Smar tKey isinsid eth eve hicle). Changing
theunloc kingsettings Po
ssible unlockingfunctions oftheSmar tKey :
R Cen tralunlo cking R
Unloc kin gth edr iver's door andfuel filler flap #
Toswitc hbe tw een settings: press the
Ü andß buttonssimul taneousl yfo r
appr oximat elysix seco ndsuntilth eindicat or
lam pflashes twice.
Op tions ifth eunloc kingfunction forth edr iver's
door andfuel filler flap has been selected:
R Tounlo cktheve hicl ece ntr ally:press the
Ü buttontwice.
R Vehicl eswith KEYLESS-GO :if yo uto uc h
th einner surface ofthedoor handle onthe
dr iver's door ,onl yth edr iver's door andfuel
fi ller flap areunlo cked. Deactiv
atingtheSm artK ey functio ns If
yo udo notuse theve hicle oraSmar tKey for
an extende dpe riod oftime, youcan reduce the
ener gycon sum ption ofthere spectiv eSmar tKey .
To do so, deactiv ateth eSmar tKey functions. 70
Openi ngand closi ng

Pr
oblems withKEYLESS-GO Pr
oblem
Possible causes/conseq uencesand0050 0050
Solutions
Yo ucan nolongerloc kor unloc kth e
ve hicle using KEYLES S-GO. Po
ssible causes:
R The Smar tKey functions have been deactiv ated (/ page70).
R The Smar tKey batt eryis we ak ordisc harged.
R Ther eis int erfere nce from apo we rful radio signal source.
R The Smar tKey isfaulty . #
Activateth eSmar tKey functions (/page70). #
Che ckthebatt eryusing theindicat orlam pand replace ifnec essar y(/ page71 ). #
Use theemer gency keyto unlo ckorloc kth eve hicle (/page71 ). #
Have theve hicle andSmar tKey checkedat aqu alif ied spec ialistwo rkshop. Ac
tiv atin g/deac tivatin gthe automati clo ck ‐
ing featur e The
vehicle isloc kedaut omatic allywhen the
ignit ionisswitc hedonand thewheels aretur n‐
ing faster than walkin gpace. 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(/ page82).
Au tomatic reve rsing funct ionforthe tailga te
The tailg ateis eq uipped withaut omat icobs truc‐
tion detection with reve rsing func tion.If asolid
obje ctbloc ksorrestricts theta ilg atedur ing
aut omat icclos ing, theta ilg atewill automat ically
open again slight ly.Au tomatic obstruction detec‐
tion with 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. 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 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

Indicat
orlam p1 flashes whentheAT Asy stem
is armed.
The ATAsy stem isdeactiv ated aut omaticall yin
th efo llo wing situat ions:
R Afterunloc kingtheve hicle withth eSmar t‐
Ke y R
Afterunloc kingtheve hicle using KEYLES S-
GO
R Afterpr essing thest ar t/ stop butt onwithth e
Smar tKey inthestow agecom partment
(/ page18 2)
% 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 447).
% 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 (/page18 2) 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 Afterloc king theve hicle withth eSmar tKey
R Afterloc king theve hicle using KEYLES S-GO
The tow- aw ay alar mison lyarmed when thefo l‐
lo wing compone ntsar eclos ed:
R The door s
R The tailg ate 98
Openingand closing

Light
switch
Ov ervie w .............................................1 55
Lig hting
see Interior lighting
see Ligh ts
Lig hts ........................................................ 155
Ad aptiveHig hbeam Assis t.............. .....1 58
Ad jus ting theins trument lighting ........ 307
Au tomatic driving lights..... .................. 156
Comb inationswit ch<0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011001100110011> 156
Cor nering light func tion<0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011> 158
Haza rdwa rning light s.................... ...... 157
High beam............ ...............................156
High -beamflasher ...............................1 56
Ligh tswi tch ....... .................................. 155
Lo w-beam headlam ps.................... .....1 55
Pa rking light s........ .......................... .....1 55
Re ar foglam p................................. ..... 155
Re sponsibili tyforlig hting systems ...... 155
Se tting theex terior lighting switch-
of fdela ytime ................................. ..... 159
St andi nglight s.....................................1 55
Switc hingthesur round lighting
on /of f............................................ .....1 60
Tu rn signals .................................... ..... 156 Limit
edWa rranty
Ve hicle ............................................. ..... 30
Limiting theopenin gang le(tailg ate) ...... 84
Liv eTr af fic Inf orma tion
Dis playing thetra ffic map ...................4 06
Displ aying traffic inci dents <0011001100110011001100110011001100110011001100110011001100110011
00110011> 407
Pr ov ider informatio n............................ 406
Sho wing local area mess ages .............. 408
Swit ching thetra ffic inf ormatio ndis‐
pla yon ............................................ .... 408
Load index(tir es) .................................... 529
Load protection net
At tach ing .............................................1 38
Lo ad-bear ingcapaci ty(tir es) .................529
Lo ading .....................................................139
Bag hook<0011001100110011001100110011001100110011001100110011001100110011
0011001100110011> <0011001100110011001100110011001100110011001100110011001100110011
0011001100110011>.....140
Car gotie-do wn rings <0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011> .139
Coa thook ............................................140
Def initio ns ............. .......................... ....531
No tes ................................................... 127
Ro ofcar rier ......................................... 142
St ow agespac eunde rneat hth ecar go
com partmen tfloor ........................... ....1 41 Load
ingguid elines .................................. 127
Load inginforma tion table ...................... 522
Load s
Sec uring .............................................. 127
Loc king/u nlocking
Ac tivati ng/d eactiv ating theaut o‐
matic locking featur e.............................7 6
Emerg encykey ...................................... 77
KEYLESS- GO..........................................74
Opening theta ilg ate .............................. 79
Un loc kin gand open ingdoor sfrom
th einside ............................................... 74
LO WRAN GE
Shif ting ................................................ 205
Lo w-beam headla mps
Swi tching on/of f<0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011001100110011001100110011
0011> 155
Lo we ring theve hicl e
Re ar oftheve hicle ...............................2 57
Lu bricant additives
see Additiv es
Lu ggage
Sec uring .............................................. 127 656
Index

User
profile
see Profile
Using thete lephone
see Calls V
Ve hicl e...... ................................................ 182
Ac tivati ng/d eactiv ating standb y
mode .... ...............................................2 18
Cor rect use <0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011001100110011> ..............28
Dama gedetection (parking) .................2 17
Dat aacq uisitio n............ ........................ 30
Dat ast or ag e .......................................... 30
Diagnos ticsconn ection .................. .......2 7
Eq uipme nt............ ................................. 23
Li mit edWarrant y...................................3 0
Loc king (automatical ly)..........................7 6
Loc king (from theinside) ............... ........ 74
Loc king (KEYLESS-GO) ..........................7 4
Loc king/unloc king(emerg encykey) .....7 7
Lo we ring <0011001100110011001100110011001100110011001100110011001100110011
001100110011001100110011001100110011> <0011001100110011001100110011001100110011001100110011001100110011
0011001100110011>543
Maint enance .......................................... 24
Medical aids.......................................... 29
Pa rking foran extende dpe riod ............ 217
Pr oblem notification ........................ ...... 29 QR
code rescue card..................... ........ 30
Quali fied specialis two rkshop ................2 8
Ra ising ................................................ 539
St andb ymode function .................. ...... 217
St artin g(eme rgency operation
mode) .................................................. 182
St artin g(R emo teOnline) ............... ...... 184
St artin g(sta rt/s topbutt on) ............ .... 182
Swi tching off(s ta rt/s topbutt on) .... .... 208
To wing .................................................3 00
Un loc kin g(fr om theinside) .................... 74
Un loc kin g(KE YLE SS-GO) ................ .......7 4
Ve ntil ating (co nve nience openi ng) ......... 87
Vo ice com mand s(V oice ControlSy s‐
te m) .................................................. ... 330
Ve hicl edata
Ang leof app roac h/d epar ture.............5 63
Displ aying (DYN AMI CSE LECT) ...... ...... 198
Fo rding dep th<0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011001100110011001100110011
001100110011001100110011> 563
Ma ximu mgrad ient-cli mbingcap abil‐
ity <0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011001100110011001100110011
00110011001100110011001100110011> 563
Ro ofload ............................................. 562
Tr ans ferring toAndr oid Au to ................ 441
Tr ans ferring toApp leCa rPlay®
............ 441
Tu rning circle .................................. .....5 61 Ve
hicle height ...................................... 561
Ve hicle length...................................... 561
Ve hicle width....................................... 561
Wheelbase ...........................................5 61
Ve hicl edata stor ag e
Ev ent datare cor der s<0011001100110011001100110011001100110011001100110011001100110011
001100110011001100110011001100110011001100110011> .33
MBUX multimedia system/Mer cedes
me connect ...........................................3 2
Ve hicl edimens ions...... ........................... 561
Ve hicl eele ctroni cs
No tes .................................................. 550
Tw o-w ayradios .................................... 550
Ve hicl eiden tificati onnumber
see VIN
Ve hicl eiden tificati onplat e...... ..............552
Pa int code ...........................................5 52
VIN ...................................................... 552
Ve hicl eint erior
Coo ling orhea ting (Remo teOnline) ..... 183
Ve hicl eke y
see Smar tKey
Ve hicl eleve l
Se tting individu alwh eel contr ol.......... 268 Inde
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