2021 MERCEDES-BENZ GLS airbag

Tr
aile rhitc h
R Remo vetrace sof rust on theball, e.g.witha
wir ebr ush.
R Remo vedirtwit halint- free cloth.
R Afterclea ning, oilorgrease theball head
lightl y.
R Obser vetheno teson car ein thetrailer hitch
manuf acturer'soper ating instruction s.
R Donotclean theball neckwit hapo we r
wa sher orsol vent. No
teson car eof theint erior &
WARNIN GRisk ofinju ryfrom plastic
par tsbreakin gof faf te rth euse ofsol‐
ve nt-ba sedcarepr od ucts
Ca reand cleanin gpr oduc tscon tainin gsol‐
ve nts can causesurfaces inthecoc kpit to
become porous. When theairbags are
deplo yed, plas ticpar tsma ybr eak away. #
Donotus ean ycar eor cle ani ng prod ‐
ucts containing solvents tocle an the
coc kpit. &
WARNIN GRisk ofinju ryor deat hfrom
bleac hedseat belts
Bleac hingordyeing seat belts canseverely
we aken them.
This can, forex am ple, caus eseat beltsto
te ar or failin an acc ident . #
Neverblea chordyeseat belts. Obser
vetheno teson cleaning andcareto avo id
ve hicle damag e.
Seat belts
R Clea nwit hluk ewa rmand soap ywa ter.
R Donotus ech emical cleaningag ent s.
R Donotdr yseat belts byheating them toove r
17 6°F (80 °C) orexposing them todirect
sunlight .
Displa y
R Switc hof fth edispla yand letit cool down.
R Clean thesur face car efu llywith amic rofiber
clo thand asuit able displa ycar epr oduc t
(TF T/L CD).
R Donotuse anyot her agents. Plas
tictrim
R Clea nwit hadam pmicr ofiber cloth.
R Forhea vysoil ing: useacar epr odu ctrecom‐
mend edforMer cedes-Benz.
R Donotatt achsticke rs,fi lms orsimilar mate‐
ri als.
R Donotallo wcos metics,ins ect repellent or
sun cream tocome incont actwith theplas‐
tic trim.
Re alwo od/t rim eleme nts
R Clea nwi th amic rofiber cloth.
R Blackpiano-lac quer look: clean withadam p
clo thand soap ywa ter.
R Forhea vysoil ing: useacar epr odu ctrecom‐
mend edforMer cedes-Benz.
R Donotuse solvent-based cleaning agents,
poli shes orwa xes.
Headliner
R Clea nwit habr ush ordrysham poo.
Car pet
R Use acar petand textil ecle ani ng agent rec‐
omme ndedforMer cedes-Benz. 33
4
Mai ntenance andcare

Occupant
safety Disp
laymes sages
Possible causes/conseq uencesand0050 0050
Solutions
0075 SRS Malfunct ionServic e
Required *T
herestra int system ismalfunct ioning(/page37 ). &
WARNIN GRisk ofinju rydue tomalfu nctions inthere stra int system
Com ponen tsinthere stra int system maybe activ ated unint entionally ornotdeplo yas planned inan acciden t. #
Have there stra int system checkedand repair edimmediat elyataqu alif ied spec ialistwo rkshop. 0075
Front LeftMalfunction
Service Required(exa mp le) *T
hecor responding restra int system ismalfunct ioning(/page37 ). &
WARNIN GRisk ofinju rydue tomalfu nctions inthere stra int system
Com ponen tsinthere stra int system maybe activ ated unint entionally ornotdeplo yas planned inan acciden t. #
Have there stra int system checkedand repair edimmediat elyataqu alif ied spec ialistwo rkshop. 0075
Left Side Curtain Airbag
Malfunction Service
Requ ired(exa mp le) *T
hecor responding windowcur tain airbag ismalfun ctionin g(/ page37 ). &
WARNIN GRisk ofinju ryor fata linj urydue toamalf unctionin thewindo wcur tain airbag
The windo wcur tain airbag mightbetrigg ered unin tentio nallyor might notbe trigg ered atall intheev ent ofan
acciden t. #
Have thewindo wcur tain airbag checkedand repair edimmediat elyat aqu alif ied spec ialistwo rkshop. Displa
ymessag esand warning/ indic ator lam ps 409

Disp
laymes sages
Possible causes/conseq uencesand0050 0050
Solutions
Fron tPassenger AirbagDis-
abled SeeOperator' sMan-
ual *T
hefront passeng erairbag hasbeen disabl edeve nth ough anadult oraper son ofadult statur eis on thefront
passeng erseat. Ifadditional forc es areapplied totheseat, thewe ight thesy stem detects maybe toolow. &
WARNIN GRisk ofinju ryor fata linj urydue toadisable dfron tpasse nger airbag
If th efront passeng erairbag isdisabled, thefront passeng erairbag willnotbe deplo yedin theev ent ofan acci‐
dent andcann otper form itsintended protect ive func tion.
A per son inthefront passeng erseat could then, forex am ple, com eint ocon tact with theve hicle's interior ,
especially ifth eper son issitt ing tooclose tothecoc kpit. #
Mak esur e,bo th bef oreand during thejour ney,that thest atus ofthefront passeng erairbag iscor rect. #
Stop theve hicle immediat elyinaccor dance withth etraf fic condi tions. #
Checkth est atus oftheaut omatic front passeng erairbag actuation (/page47 ). #
Ifnec essar y,consu ltaqu alif ied spec ialistwo rkshop immediat ely.
Front Passeng erAirb ag
Enabl edSee Operator 's
Manu al *T
hefront passeng erairbag isenabled whiletheve hicle isin mo tion:
R evenwh en ach ild, aper son ofsmaller statur eor an obj ect weighin gless than thesy stem weight thre shold is
locat edon thefront passeng erseat
R even when thefront passeng erseat isno toccupied
The system mayde tect obje ctsorforc es that areaddin gto thewe ight applied totheseat. 41
0
Display messa gesand warning/ indic ator lam ps

Disp
laymes sages
Possible causes/conseq uencesand0050 0050
Solutions &
WARNIN GRisk ofinju ryor fata linj urywhen usingach ild restra int system while thefront passeng erairbag
is enabled
If yo usec ureach ild inach ild restra int system onthefront passeng erseat andthefront passeng erairbag is
enabled, thefront passeng erairbag maydeplo yin theeve ntofan acci dent.
The child could bestru ck bytheairbag. #
Both bef oreand during thejour ney,ensur eth at thest atus ofthefront passeng erairbag iscor rect.
NEVER useach ild restra int system facing tothere ar on aseat withan ACTIV ATED FRONT AIRBAG. DEATHor
SERIOU SINJU RYtothech ild can occur. #
Stop theve hicle immediat elyinaccor dance withth etraf fic condi tions. #
Checkth est atus oftheaut omatic front passeng erairbag actuation (/page47 ). #
Ifnec essar y,consu ltaqu alif ied spec ialistwo rkshop immediat ely.
PRE-S AFEInoperat iveSee
Operator's Manual *
The PRE‑S AFE®
funct ionsaremalfunct ioning. #
Consult aqu alif ied spec ialistwo rkshop.
PRE-SA FEImpulse Side
Inoperative SeeOperator's
Manual *
The PRE‑S AFE®
Im pulse Sidesystem ismalfunct ioningorinoper ativeaf te rha ving alread ybeen trigg ered. #
Consu ltaqu alif ied spec ialistwo rkshop. Displa
ymessag esand warning/ indic ator lam ps 41
1

Ac
tiv eSe rvice System PLUS
see ASSYST PLUS
Ac tiv eSpe edLimit Assist <0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011> 220
Disp lay <0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011001100110011001100110011> 220
Fu nctio n<0011001100110011001100110011001100110011001100110011001100110011
001100110011001100110011001100110011> <0011001100110011001100110011001100110011001100110011001100110011
00110011001100110011>220
Ac tiv eSte ering Assis t.............................2 22
Ac tivati ng/d eactiv ating ........... ............224
Ac tiveEmerg encyStop Assis t.............2 26
Ac tiveLa ne Chang eAssi st<0011001100110011001100110011001100110011001100110011001100110011
00110011> 224
Fu nctio n<0011001100110011001100110011001100110011001100110011001100110011
001100110011001100110011001100110011> <0011001100110011001100110011001100110011001100110011001100110011
00110011001100110011>222
Sy stem limits ....................................... 222
Ac tiv eTr af fic Jam Assis t
Ac tivati ng/d eactiv ating ........... ............227
Fu nctio n<0011001100110011001100110011001100110011001100110011001100110011
001100110011001100110011001100110011> <0011001100110011001100110011001100110011001100110011001100110011
00110011001100110011>227
Ad aptiv ecr uise contr ol
see ActiveDis tance AssistDIS TRONI C
Ad aptiv eHighb eamAssist
Fu nctio n<0011001100110011001100110011001100110011001100110011001100110011
001100110011001100110011001100110011> <0011001100110011001100110011001100110011001100110011001100110011
00110011001100110011>146
Swi tching on/of f<0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011001100110011001100110011
0011> 147
Ad diti onalcus hion
Leg rest <0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011001100110011001100110011
001100110011001100110011001100110011001100110011001100110011> 100
Re ar passe nger com partment head
re stra int ...............................................1 06 Ad
diti ves.................................................. 396
En gine oil............................................ 396
Fu el ..................................................... 396
Ad diti ves(engine oil)
see Additiv es
Ad diti ves(fuel)
see Fuel
ADS PLUS dam ping system
see AIRMA TIC
Af ter-sales service center
see ASSYSTPL US
Air bag
Re duced protect ion ...............................4 4
Air cond itioning menu
Callin gup ........................................ .... 160
Air distribut ion
Se tting ............................................ .....1 59
Se tting (MBUX multimedi asy stem) ...... 161
Air freshen ersystem
see Perfume atomiz er
Air inle t
see Air-water duct Air
pressu re
see Tire pressur e
Air suspension
see AIRMA TIC
Air vents ................................................... 165
Ad jus ting (front) ............ ...................... 165
Ad jus ting (rea r) ............ ........................ 165
Glo vebox.............................................1 67
Air vents
see Airvents
Ai r-condi tioningsystem
see Climat econ trol
Air -recir cula tion mode............................ 162
Air -water duct .......................................... 328
Ke eping free ........................................3 28
Airb ag....... ..................................................42
Ac tivati on ........... ...................................37
Cushio nbag...........................................4 2
Fr ont airbag (driver ,fr ont passeng er)....4 2
Ins tallation locations .............................4 2
Knee airbag........................................... 42
Ov ervie w ..... .......................................... 42
PA SSENGER AIRBAGind icat orlam p.....4 7 Inde
x47
5

Pr
otect ion ..............................................4 3
Sid eairba g<0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011001100110011001100110011
001100110011001100110011001100110011001100110011> 42
Wi ndo wcur tain airbag ...........................4 2
Air flow
Se tting ................ ............................ .....1 59
AI RMA TIC..................... ............................ 229
Se tting ................................................. 231
Suspe nsion .......................................... 229
Alar m
see Panic alar m
Al ar m system
see ATA(anti-t heftal ar m system)
All-wheel drive
see 4MA TIC
Ambient lighting
Se tting (multimedia system) ................1 49
Andr oidAuto
see Smar tphone integr ation ®
Animals Pets intheve hicle ................................. 66
Anti-loc kbr aking system
see ABS(An ti-loc kBraking System) Anti-skid
chains
see Snowch ains
Anti -thef tpr otection
Imm obiliz er............................................ 90
Anticip ator yoccupa ntprotection
see PRE- SAFE®
(anticip ator yoccu‐
pa nt protect ion)
see PRE-S AFE®
PL US (antic ipatory
occupant protect ion plus)
Apple CarPla y
see Smar tphon eint egr ation ®
Assis tance systems
see Drivin gsaf etysy stem
ASS YSTPL US <0011001100110011001100110011001100110011001100110011001100110011
001100110011001100110011001100110011> <0011001100110011001100110011001100110011001100110011001100110011
00110011>321
Batt erydi sconne ctionpe riods .............3 22
Displ aying theser vice duedate........... 321
Fu nctio n/no tes ................................... 321
Re gular maint enance work <0011001100110011001100110011001100110011001100110011001100110011
00110011> 321
Spec ialser vice requ iremen ts.............. 321
ATA (anti-thef tala rm system) .................. 90
Ac tivati ng/d eactiv ating theint erior
mo tion sensor ....................................... 92 Ar
ming/ disarming theto w- aw ay
alar m.....................................................9 2
Dea ctivating thealar m........................... 91
Fu nctio n<0011001100110011001100110011001100110011001100110011001100110011
001100110011001100110011001100110011> <0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011> 90
Fu nctio nof theint erior motion sensor ..92
The tow- aw ay alar mfun ction .................9 1
AT TENTI ONASSIST <0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011> 261, 26 2
Fu nctio n<0011001100110011001100110011001100110011001100110011001100110011
001100110011001100110011001100110011> <0011001100110011001100110011001100110011001100110011001100110011
001100110011001100110011>261
Se tting <0011001100110011001100110011001100110011001100110011001100110011
001100110011001100110011001100110011> <0011001100110011001100110011001100110011001100110011001100110011
00110011001100110011001100110011> 262
Sy stem limit ations ...............................2 61
At tention assistant
see ATTENTION ASSIST
Au thorized Mercedes- BenzCenter
see Qualif iedspec ialistwo rkshop
Au thorized workshop
see Qualif iedspecialis two rkshop
Au tomatic carwa sh mode
Ac tivati ng ........... ................................. 330
Au tomatic distanc eco ntr ol
se eAc tiveDis tance AssistDIS TRONI C
Au tomatic drivin glights ........... ..............144
Au tomatic engine star t(E CO star t/
sto pfunc tion) <0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011001100110011001100110011
00110011> ........179 47
6
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Au
tomatic engine sto p(E CO star t/
sto pfunc tion) <0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011001100110011001100110011
001100110011> .......179
Au tomatic fron tpass engerfr on tair‐
bag shutoff <0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011001100110011001100110011
00110011001100110011001100110011001100110011> 45,47
Fu nctio nof theaut omatic front
passeng erfront airbag shutoff......... ..... 45
PA SSENGER AIRBAGind icat orlam p.....4 7
Au tomatic fron tpass engerfr on tair‐
bag shutoff
see Automatic front pass engerfront
airb agshut off
Au tomatic measures afte ran acciden t... 51
Au tomatic mirrorfo lding function
Ac tivati ng/d eactiv ating ........... ............157
Au tomatic seat adjus tment
Se tting ........... ................................. .....107
Au tomatic trans mis sion
DIR ECT SELEC Tleve r...... .................. ...185
Dr ive pr ogr am disp lay ............ ..............184
Dr ive pr ogr ams............ ........................ 182
DY NA MIC SELE CTswitc h.................... 182
Eng aging drive po sitio n............ ............ 187
Eng aging neu tral ............ ...................... 186
Eng aging park position ........................ 186 Eng
aging reve rsege ar .................... .....1 86
Kic kdo wn ....... ......................................188
Manual gearshif ting.............................1 87
St eer ing wheel paddle shifters ............ 187
Tr ans miss ionposit iondispla y........ ...... 185
Tr ans miss ionposit ions........................ 185
Axle load
To wing atrailer .............................. ...... 406 B
Ba ck seat
see Thirdrow ofseats
Bag hook ................................................... 131
Baidu CarLife
see Smar tphoneintegr ation®
Ball neck
Ins talling .............................................. 271
BA S(Br akeAssis tSy stem) .....................2 03
Batt ery
Smar tKey <0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011001100110011001100110011
001100110011001100110011001100110011001100110011001100110011> 69
Batt ery
see Battery(v ehi cle) Batt
ery(v ehi cle) <0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011001100110011001100110011
001100110011001100110011> 348
Ch argi ng<0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011001100110011001100110011
00110011001100110011001100110011001100110011001100110011> 347
Ch argi ng(Remo teOnline) .................... 170
No tes .................................................. 343
No tes(s ta rting assis tance and
ch argin g) .............................................3 45
Re placing ............................................ 348
St artin gassis tance <0011001100110011001100110011001100110011001100110011001100110011
00110011001100110011001100110011> ......347
Bel t
see Seatbe lt
Bli nd
see Roller sunblin d
Blind SpotAssis t.....................................2 64
Ac tivati ng/d eactiv ating ........... ............267
Fu nctio n<0011001100110011001100110011001100110011001100110011001100110011
00110011001100110011001100110011> <0011001100110011001100110011001100110011001100110011001100110011
001100110011001100110011> 264
Sy stem limit ations ...............................2 64
Blo wer
see Clima tecontr ol
Br ak eAs sis tSy stem
see BAS(Br akeAssi stSystem)
Br ak efluid
No tes .................................................. 398 Inde
x47
7

Ac
tiveSt op &Go Assis tInoper ative
See Oper ator's Manual ........................ 439
Ad aptiveHig hbeam Assis tCur rently
Un available SeeOper ator' sMan ual.....4 16
Ad aptiveHig hbeam Assis tIn oper a‐
tiv e .......................................................4 16
App lyBrak eto Shif tfr om 'P' ............... 425
Apply Brak eto Shif tto 'R' ...................4 25
Apply Brak eto Shif tto Dor R............ ..425
Au xiliary Batt eryMal functi on.............. 427
Begi nning Emergency Stop .................. 438
Blind SpotAssis tCur rentl yUna vaila‐
ble See Opera tor's Manua l..... ...... .......439
Blind SpotAssis tInoper ative....... ........440
Blind SpotAssis tNo tAv ailable When
To wing aTr ailer SeeOperat or'sMan ‐
ual ................ .......................................4 40
Ca nno tSt artEn gin eSee Operat or's
Man ual................................................ 454
Cr uise Control Inoper ative.................. 446 Cr
uise Control Off...............................4 46
Decr easeSpeed .................................. 458
Dr iver's Door Open &Trans miss ion
No tin PRisk ofVehicle Rolling Away ..426
Engine CanNo wBe Started ................ 455
Fr ont Passeng erAirbag Disabled See
Oper ator's Manual ...............................4 10
Fr ont Passeng erAirbag Enabled See
Oper ator's Manual ...............................4 10
Gearbo xPr otect ion Limit 18mp h
Dis ableLO WRANGE ............................4 22
Hazard Warning Flashe rsMalfunc‐
tioning .................................................. 416
LO WRANGE Malfunct ion..................... 421
LO WRANGE Malfunct ionToPark,
App lyBrak e <0011001100110011001100110011001100110011001100110011001100110011
00110011001100110011> <0011001100110011001100110011001100110011001100110011001100110011
0011001100110011> 421
LO WRANGE Max.Speed 6mp h..........4 21
LO WRANGE Max.Speed 25mph........ 422
LO WRANGE Notin Drive Pr ogr am
"Spor t"................................................ 420 LO
WRANGE OnlyWhen Vehicle Is
St atio nary............................................ 420
LO WRANGE Shiftto Position N
Br ief ly <0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011001100110011001100110011
00110011> 420
LO WRANGE Shifting Canceled
Please React ivat e ................................ 421
LO WRANGE Stop Appl yPa rking
Brak e...................................................4 21
Mer cedes meconn ectServices Limi‐
te dSee Oper ator's Manual .................. 451
N Pe rm anen tly Ac tiveRi sk ofRo lling
Aw ay <0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011001100110011001100110011
001100110011> 426
Only Shiftto 'P' when Vehicle isSta‐
tio nar y.................................................4 25
Pla cetheKe yin theMar kedSpace
See Oper ator's Manual ........................ 413
PRE-S AFEImpulse SideInopera tive
See Oper ator's Manual ........................ 411
PRE-S AFEInoper ativeSee Oper a‐
to r's Manua l...... ................................... 411 48
4
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