2021 MERCEDES-BENZ GLS SUV tow bar

Ins
tallin gth eto wing eye #
Press themar kon cover1 inwa rdsand
re mo ve. #
Screw intheto wing eyecloc kwiseasfaras it
wil lgo and tight en.
Ve hicl eswith atraile rhitc h:Vehicles witha
tr ailer hitchdo notha ve are ar brac ketfo rth e to
wing eye. Fasten theto w bar tothetrailer
hitc h.
% Mak esur eth at cover1 eng ages inthe
bum perwhen youre mo vetheto wing eye.
* NO
TEDama getotheve hicle dueto
inc orrect useof theto wing eye When
ato wing eyeis used toreco vera ve hi‐
cle, theve hicle maybe damag edinthepr oc‐
ess. #
Onlyuse theto wing eyeto tow aw ay or
to w star tth eve hicle. To
w star ting theve hicl e(eme rgency engine
st ar t) Ve
hicl eswith automatic transmiss ion
* NO
TEDama getotheaut omatic trans‐
mission duetotow star tin g The
automat ictransm issionma ybe damag ed
in thepr ocess oftow star tin gve hicles with
aut omatic transmission. #
Vehicles withaut omatic transmission
mus tno tbe tow star ted. #
Vehicles withaut omatic transmission must
no tbe tow- star ted. Electr
icalfuses No
teson electr icalfuses &
WARNIN GRisk ofacci dent andinjury
due tooverloaded lines
If yo uman ipulat eor bridg eafa ulty fuse orif
yo ure place itwit hafuse withahigher
am per age, theelectr icline could beove rloa‐
ded.
This could result inafire . #
Alw aysre place faulty fuseswit hspec i‐
fi ed newfuses containin gth ecor rect
am per age. Br
ea kdo wnassista nce 35
3

D
Dash board
see Cockpit
Data acquisition
Ve hicle ................................................... 31
Data storage
Ele ctroni ccontr oluni ts ............ ..............31
Online services ...................................... 33
Ve hicle ............................................. ...... 31
Da ytim eru nning lampmode
see Daytime running lights
Da ytime running lights ........................... 147
Swi tching on/of f<0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011001100110011001100110011
0011> 147
Deact ivat ing theala rm (ATA ).................... 91
Deale rship
see Qualified speci alist wo rkshop
Dec laration ofconf ormity
Wi reless vehicle component s................2 7
Decor ative fo il(cleaning instructions)
.. .............. ...................................................3 32
De finitions (tiresand loading) ................3 72 Des
tinat ion entry<0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011001100110011001100110011
0011001100110011> 295
Ent ering aPOI oraddress <0011001100110011001100110011001100110011001100110011001100110011
0011001100110011> 295
De tectin ginat tentiv eness
see ATTENTION ASSIST
Diagnos ticsconnec tion............................2 7
Digita lOp erator' sMa nua l........................ 20
Dingh yto wing
see Tow- bar system
DIRECT SELECT leve r............ ...................185
Eng aging drive po sitio n............. ........... 187
Eng aging neu tral ............. .....................186
Eng aging park position .................. ...... 186
Eng aging park position automatic ally .. 186
Eng aging reve rsege ar .................... .....1 86
Fu nctio n<0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011> <0011001100110011001100110011001100110011001100110011001100110011
0011001100110011>185
Disp lay(Car e).......................................... 334
Disp lay(MB UXmultim edi asy stem)
Hom escr een .......................................2 82
Di spla y(multime diasystem) .................2 83
Oper ating ............................................283
Di spla y(on -boar dco mp uter)
Displ ayson themultifunc tiondispla y.. 278 Disp
laymes sage.....................................4 08
Ca lling up (on-boa rdcom puter) ..... ......4 08
No tes .................................................. 408
Displa ymessag es
00B2 ---mp h.....................................4 46
ç ---mp h.....................................4 44
003D 12VBatt erySee Oper ator's
Manual ................................................ 452
00D7 48VBatt erySee Oper ator's
Manual ................................................ 454
: ActiveHea dlamps Inoperati ve .... 415
é ATTENTION ASSISTInoper ative
... ..........................................................4 33
é ATTENTION ASSIST: Take a
Br ea k! <0011001100110011001100110011001100110011001100110011001100110011
00110011001100110011> <0011001100110011001100110011001100110011001100110011001100110011
00110011001100110011>........433
: Automatic HeadlampMode
Inoper ative..... ...................................... 414
0027 CheckBr ak eFluid Level.............4 32
0026 CheckBrak ePa ds See Oper a‐
to r's Manua l..... ................................... 433 Inde
x48
1

Re
versing NotPo ssible Service
Re quired .............................................. 426
Ru nning BoardsNo tRe tract edPay
At tentio nto Exces sWi dthof Vehicle ....4 17
Ser vice Required Do NotShif tGear s
Vi sit Dealer .......................................... 426
St op Vehicle LeaveEngi neRunning
Wa itTrans miss ionCoolin g...................4 27
Ti re Press. Monit orCur rently
Un available .......................................... 455
Ti re Press. Monit orInopera tive ........... 455
Ti re Pressur eMonit orInopera tiveNo
Wheel Sensors .................................... 456
Ti re sOv erheat ed................................. 457
To Dese lect Por N, Dep ress Brak e
and StartEn gin e.................................. 425
To switc hengine off,pr ess and hold
St art/ Stop butt onforat lea st3sec‐
onds orpress 3times. .........................423 Tr
af fic Sign AssistCur rently Unavail‐
able SeeOperat or'sMan ual................ 441
Tr af fic Sign AssistInoper ative..... ........ 441
Tr ans miss ionMalfun ction Stop ........... 426
Up dat eFa iled .......................................4 16
Up dat eFa iled SoftwareRe mains
Un chang ed ...........................................4 16
Up dat eSucc essfull yCom pleted .......... 416
Disp layon thewindsh ield
see Head- upDis play
Dis tance control
see ActiveDis tance AssistDIS TRONI C
DI ST RO NIC
see ActiveDis tance AssistDIS TRONI C
Do or
Ch ild sa fety lock (rear door s).......... ...... 64
Loc king (emerg encykey) ................ .......7 3
Opening (from theinside) ............... .......7 0
Po we rclosi ngfunction ..........................7 3
Un loc kin g(emer gency key) ............ ........ 73
Un loc kin g(fr om theinside) ...................7 0
Door controlpan el.....................................1 4 Door
controlpan el(rear passeng er
com partment) ............................................ 16
DO T,Tire Iden tificat ionNumbe r(TI N) ... 368
Do wn hilldr ivin gass ista nc e
se eDSR
Dr aw bar
see Tow- bar system
Dr inking anddriving ................................ 173
Dr ive Awa yAssis t.... ................................ 260
Dr ive Awa yAssis t
see Protect ion agains tcollision
Dr ive position
Inser ting..............................................1 87
Dr ive pr og ram dis pla y........... ..................184
Dr ive pr og rams
se eDY NA MIC SELE CT
Dr iver's seat
see Seat
Dr iving safetysy stem .............................2 01
ABS (Anti-lock Braki ng System) ........... 203
Ac tiveBr ak eAssi st<0011001100110011001100110011001100110011001100110011001100110011
00110011001100110011001100110011001100110011001100110011> 207
BA S(Br akeAssi stSystem) .................. 203 Inde
x485

ESP
®
(Electr onicStabil ityProg ram) ...... 203
Ac tivati ng/d eactiv ating ........... ........... .205
Fu nctio n/no tes ................................... 203
Ext endable running boards....................... 74
Ext enda blestep
see Running boards
Ex terior light ing
see Light s
Ext erior light ing(Car e)...........................3 32
Ext erior mir rors <0011001100110011001100110011001100110011001100110011001100110011
001100110011001100110011001100110011001100110011001100110011> 155, 156
Anti-glar emod e(a ut oma tic) ................ 156
Au tomatic mirrorfo lding function ........ 157
Fo lding in/out .....................................1 55
Oper ating thememor yfunc tion ........... 115
Pa rking posit ion...................................1 56
Se tting ................................................. 155 F
Fa tig ue detection
see ATTENTION ASSIST
Fi rs t-aid kit(sof tsi ded) <0011001100110011001100110011001100110011001100110011001100110011
001100110011001100110011> ....337
Fl aco n
Inse rting/ remo ving ............................. 163 Flat
tire .....................................................3 38
Cha nging awhe el....... ..................... .... 379
MOExt ended tires ................................ 338
No tes .................................................. 338
TIREFIT kit...........................................3 39
Flat towing
see Tow- bar system
Floor mats................................................ 141
Fo ilco vering
Ra dar and ultrasonic sensors.............. 201
Fo lding table ............................................ 122
Fr ag rance
see Perfume atomiz er
Fr ee driving mode
St artin g...............................................2 43
Fr ee sof tware ............................................ 34
Fr eq uencies
Tw o-w ayradio ................................ ...... 391
Fr ont airbag (driver ,fr ont passeng er).....4 2
Fr ont passeng erseat ................................ 96
Ad jus ting from thedr iver's seat ...... ...... 96 Ad
jus ting from there ar passe nger
com partment .........................................9 7
Fr ont passeng erseat
see Seat
Fu el ...........................................................3 96
Ad ditiv es.............................................3 96
E1 0 ....... ............................................... 395
Fu elreser ve <0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011001100110011001100110011
00110011001100110011001100110011> 396
Ga sol ine <0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011001100110011001100110011
00110011001100110011001100110011001100110011001100110011> 395
Qua lity (gas oline )<0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011001100110011001100110011> 395
Re fuel ing .............................................. 191
Sul fur cont ent <0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011001100110011001100110011
00110011001100110011> 395
Ta nk cont ent <0011001100110011001100110011001100110011001100110011001100110011
00110011001100110011001100110011> ...............396
Fu nction seat
see Door controlpanel
Fu nction seat(rear passeng ercom‐
par tment)
see Seat (rear passeng ercom partmen t)
Fu ses ........................................................ 353
Bef orere placing afuse ........................ 353
Dashboar dfuse box............................ 355
Fu se assignment diagram...................3 53
Fu se boxin thecar gocom partmen t....3 55
Fu se boxin theengine compartmen t.. 354 488
Index