2021 MERCEDES-BENZ GLS key

R
Incar washes withacon veyo rsy stem: neu‐
tra l005C iseng aged.
% Drive st ra ight andinto thecent erofthe
guide rails ofthecar wash topreve ntdam‐
ag eto thetir es and rims.
% Incar washes withacon veyo rsy stem: ifyo u
wo uld liketo lea vetheve hicle while itis
being washed, makesur eth eSmar tKey is
locat edintheve hicle. Theparkposition 005D
is other wise automaticall yeng aged.
% If,afte rth ecar wash, youre mo vethewa x
fr om thewindshield andwiper rubber s,this
will preve ntsme aring and reduce wiper
noise.
Au tomatic carwa sh mode
In car wash mode, theve hicle isprepar edfor
dr iving intoth eaut omatic carwash. Car wash
mode canbeactiv ated ataspeed ofup to
12 mp h(20 km/h) (/page330).
The follo wing settings aremade whencarwash
mode isactiv ated:
R The outside mirrors arefo lded in. R
The rain sen sor isdeact ivat ed topreve ntthe
winds hieldwasher system from star tin gup
aut omat ically.
R The rear wind owwiper isdeact ivat ed.
R Mer cedes- Mayba chvehicl es:theru nning
bo ards arere tract ed.
R The aircond itioni ng system issetto air-reci r‐
culat ionmode .
R Parking AssistPA RK TRONI Cis deac tiva ted.
R Vehicl eswith surround viewcamer a:the
fr ont imageisact ivat ed afte rapp rox. eight
seco nds.
R Vehicl eswith AIRMA TIC:theve hicle is
ra ised tothemaximum possiblechassis
le ve l(/ page 231).
If rising take slong erthan 25 sec onds, the
fo llo wing mess ageappear son themultifunc ‐
tion displa y:
Preparation forAutom aticCarWash Incom-
plete SeeMedia Display .Af tersome time,
th eve hicle automatically continues rising. R
Vehicl eswith E-AC TIVE BODY CONT ROL:
th eve hicle israised tothemaximum possi‐
ble chassis leve l(/ page24 0).
If rising take slong erthan 25 sec onds, the
fo llo wing mess ageappear son themultifunc ‐
tion displa y:
Preparation forAutom aticCarWash Incom-
plete SeeMedia Display .Af tersome time,
th eve hicle automatically continues rising.
If one ofthese ttings cann otbe select ed,this is
displa yedby a% behindth ere spectiv ese t‐
ting.
Ab ove aspee dof 12 mp h(20 km/h) carwash
mode isaut omatically deactivated.
The follo wing settings arere se twhen carwash
mode isdeactiv ated:
R The outside mirrors arefo lded out.
R The rain sen sor isact ivat ed.
R The rear wind owwiper isact ivat ed.
R The aircon ditionin gsy stem issetto fresh air
mode. Mai
ntenance andcare329

R
Parking AssistPA RK TRONI Cis rese tto the
pr ev iousl yselec tedse tting.
R Mer cedes-Ma ybachve hicl es:theru nning
bo ards remain retract ed.
R Vehicl eswith surround viewcamer a:the
fr ont imageisdeact ivat ed atspeeds above
11 mp h(1 8 km/h).
R Vehicl eswith AIRMA TIC:theve hicle islow‐
er ed tothepr ev iousl yse tch assis leve l.
R Vehicl eswith E-AC TIVE BODY CONT ROL:
th eve hicle islowe redto thepr ev iousl yse t
ch assis leve l. Ac
tiv atin g/deac tivatin gaut omati ccar wash
mode Re
quirement s:
R The vehicle isstatio nary.
R The engine isrunning . Mu
ltimed iasystem:
4 © 5
Set ting s5
Quick Access
Ac tiv atin gaut omati ccar wash mode #
Select AutomaticCarWash Mode. #
Select Start .
If one ofthese ttings cann otbe select ed,this is
displa yedby a% behindth ere spectiv ese t‐
ting.
% Foran overvie wof these ttings made when
activ ating automatic carwash mode
(/ page328).
Deactiv atingautomatic carwash mode #
Select Stop.
The automatic carwash settin gsarere se t.
% The automatic carwash mode isaut omati‐
cally deactiv ated assoon asaspeed of
12 mp h(20 km/h) isexc eeded. No
teson using apo we rwa sher &
WARNIN GRisk ofan acci dent when
us ing powe rwa sher swit hro und -spr ay
nozzl es
The waterje tcan caus eex tern all yin visi ble
damag e.
Com ponentsdamag edinthis wa yma yune x‐
pec tedly fail. #
Donotuse apo we rwa sher withro und -
spra yno zzles. #
Have damag edtires orchassis parts
re placed immediat ely. To
avo iddamag eto your vehicle, observethefo l‐
lo wing when usingapo we rwa sher :
R Keep theSmar tKey atleas t10 ft(3 m) away
fr om theve hicle. Other wise theta ilg ate
could openunintentio nally.
R Maint ainadis tance ofat leas t11 .8 in
(30 cm) totheve hicle.
R Vehicl eswith decorativ efo il: par tsof your
ve hicle areco veredwit hadecora tivefo il. 330
Maintenanceand care

Smar
tKey Disp
laymes sages
Possible causes/conseq uencesand0050 0050
Solutions
Á Obtain aNew Key *T
heSmar tKey nee dstobe replaced. #
Consult aqu alif ied spec ialistwo rkshop.
Á Repla ceKey Battery *T
heSmar tKey batt eryis disc harged. #
Replace thebatt ery(/ page69).
Á Key NotDetected(whit e
displa ymessag e) *T
heSmar tKey iscur rentl yund etect ed. #
Chang eth elocation oftheSmar tKey intheve hicle. #
Ifth eSmar tKey isstill no tre cogni zed,place itin themar kedspace forst ar tin gwit hth eSmar tKey
( / pag e16 9). 41
2
Display messa gesand warning/ indic ator lam ps

Disp
laymes sages
Possible causes/conseq uencesand0050 0050
Solutions
Á Key NotDetected (red dis‐
pla ymessag e) *T
heSmar tKey canno tbe detected and mayno long erbe intheve hicle.
The Smar tKey isno long erintheve hicle andyouswit choffth eengine:
R Youcan nolongerst ar tth eengine.
R Youcan notcen trally lockth eve hicle. #
Ensur eth at theSmar tKey isin theve hicle.
If th eSmar tKey detection functi onhasa mal functi ondueto ast ro ng radio signal source: #
Stop theve hicle immediat elyinaccor dance withth etraf fic condi tions. #
PlacetheSmar tKey inthemar kedspace forst ar tin gth eengine withth eSmar tKey (/ pag e16 9).
Pl ac ethe Key inthe
Ma rked SpaceSee Opera -
tor' sMa nua l *S
mar tKey detection ismal functi oning. #
Chang eth elocation oftheSmar tKey intheve hicle. #
Place theSmar tKey inthemar kedspace forst ar tin gth eengine withth eSmar tKey (/ pag e16 9).
Á Don't ForgetYour Key *A
warning tone willal so sou nd. Thismes sage reminds youto take your Sm artK ey wit hyo uwhen youlea vethe
ve hicle. Displa
ymessag esand warning/ indic ator lam ps 41
3

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

Br
ak efo rc edis tribut ion
EB D(elec tronic brak efo rc edis tribu‐
tion )..................................................... 207
Br ak es
ABS (Anti-loc kBr aking System) ........... 203
Ac tiveBr ak eAssi st<0011001100110011001100110011001100110011001100110011001100110011
00110011001100110011001100110011001100110011001100110011> 207
BA S(Br akeAssi stSystem) .................. 203
Dr iving tips.......................................... 173
EBD (electr oni cbr ak efo rc edis tribu‐
tion )........................ ............................. 207
HOLD function .....................................2 28
Limi tedbr aking effect (sa lt-tr eated
ro ads) .................................................. 173
Ne w/r epla ced brak epad s/brake
discs ........................ ............................ 171
No teson breaking-in ane wvehicle ..... 171
Po st-col lisi on brak e <0011001100110011001100110011001100110011001100110011001100110011
00110011001100110011001100110011001100110011> .....51
Br akin gass ista nc e
see BAS(Br akeAssi stSystem)
Br eakdo wn
Changing awheel ................................ 379
Ov ervie wof thehelp functions...... ........ 18
Ro adside Assis tance <0011001100110011001100110011001100110011001100110011001100110011
001100110011001100110011001100110011> .....24
To w- star tin g.................................... .... 353
To wing away <0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011001100110011001100110011
00110011001100110011001100110011> 350Tr
ans portingth eve hicle ......................3 51
Br eak down
see Flattir e
Butt ons
St eer ing wheel .....................................2 76 C
Calls Mer cedesme ...................................... 304
Cam era .....................................................2 39
Camer a
see 360° Camer a
see Rear vie wcam era
Car key
see Smar tKey
Car wash
see Care
Car wash (car e)....................................... 328
Car -to-X -Commu nication
Displa yinghazar dwa rnings ............ .....2 98
Car e....... ...................................................334
Air -water duct ......................................328 Au
tomatic carwash ............................. 328
Car pet.................................................3 34
Decor ativefo il .....................................3 32
Displ ay<0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011001100110011001100110011> 334
Ext eriorlighti ng<0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011001100110011001100110011
001100110011> 332
Hea dline r<0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011001100110011> 334
Pa int wo rk <0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011001100110011001100110011
001100110011001100110011001100110011001100110011> 331
Pl as tic trim <0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011> 334
Po we rwa sher ...................................... 330
Re alwo od/tr imelements ...................3 34
Re ar vie wcam era ................................ 332
Ru nning boards <0011001100110011001100110011001100110011001100110011001100110011
00110011001100110011001100110011> ...........332
Sea tbe lts <0011001100110011001100110011001100110011001100110011001100110011
001100110011001100110011001100110011> <0011001100110011001100110011001100110011001100110011001100110011
001100110011>334
Sea tco ver..... ...................................... 334
Sensor s..... .......................................... 332
Sur round viewcam era ........................ 332
Ta ilpipes .............................................. 332
Tr ailer hitch <0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011001100110011001100110011
001100110011001100110011001100110011> 332
Wa shing byhand ................................. 331
Wheels/r ims....................................... 332
Wi ndo ws <0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011001100110011001100110011
00110011001100110011001100110011001100110011001100110011> 332
Wi per blades .......................................3 32
Car gocomp artment cover
Ext end ing/retra cting <0011001100110011001100110011001100110011001100110011001100110011
00110011001100110011001100110011001100110011> 128
No tes ................................................... 128 47
8
Inde x

00BD
CheckCoolan tLe velSee Oper‐
at or's Manual ...................................... 423
00B3 CheckEn gine OilLevel(A dd 1
qu art) .................................................. 458
: CheckLef tLo wBeam (exa m‐
ple) ....................................................... 414
0077 CheckTire s ................................ 456
00B2 CheckWa sher Fluid ...................4 22
00C4 Compressor IsCoo ling ...............437
ÿ Coolan tTo oHo tSt op Vehicle
Tu rn Engi neOff............ ........................ 423
00CE Current lyUn available Camera
Vi ew Restrict ed <0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011001100110011> ......443
ç Currentl yUna vailable Radar
Sen sorsDir ty ...................................... 442
0025 Currentl yUna vailable See
Opera tor's Manua l...... .........................447
00E5 Currentl yUna vailable See
Opera tor's Manua l...... ........................ 448
Á Don't Forget Your Key.................4 13 00C4
Drive More Slowly ............ .......... 437
00B3 EngineOilLe velCann otBe
Mea sured <0011001100110011001100110011001100110011001100110011001100110011
00110011001100110011> <0011001100110011001100110011001100110011001100110011001100110011
0011001100110011>...460
00B3 Engine OilLevelLo wStop Vehi‐
cle Turn Engi neOff............ ..................459
00B3 EngineOilPr ess ureSt op
Switc hOf fEngin e................................ 460
00B3 EngineOil Reduce OilLevel........ 459
0075 Front LeftMalfunction Service
Re quired (exa mp le) .............................4 09
00B6 FuelLevelLo w ............................ 424
00B6 GasCap Loose ...........................4 24
0025 Inoper ativeSee Oper ator's
Manua l..... ........................................... 448
00E5 Inoper ativeSee Oper ator's
Manua l..... ........................................... 449
007A Inoper ativeSee Oper ator's
Manua l..... ........................................... 450
0053 Inoper ative..... ............................4 51
î Inoper ative..... ............................4 44 :
Intell. Light System Inoperativ e.. 415
Á KeyNo tDe tected (red displ ay
messa ge).............................................4 13
Á KeyNo tDe tected (whit edis‐
pl ay messa ge)...................................... 412
0075 LeftSide Curtain Air bag Mal‐
func tion Service Required (exa mp le) ...4 09
00C5 Lowe ring <0011001100110011001100110011001100110011001100110011001100110011
00110011001100110011001100110011> ............435
ä Malfunctio nDr ive at Ma x.50
mp h............................................. 434, 435
: Malfunction SeeOper ator ’s
Manual .................................................4 14
î Max.Speed 25mph...................4 44
î Notin Cur r.Dr ive Pr og ............. ..444
Á ObtainaNe wKe y.......................4 12
ç Off..............................................4 45
00D9 Off....... .......................................443
0049 Parking Brak eSee Opera tor's
Manua l...... .......................................... 428
0077 PleaseCor rect Tire Pressur e...... 457 482
Index

0049
Please Release Parking Brak e.....4 31
00D9 Please WaitChar ging 48VBat ‐
te ry … <0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011001100110011001100110011
001100110011> 454
Á Replace KeyBat tery <0011001100110011001100110011001100110011001100110011001100110011
0011001100110011> 412
y Running BoardNo tExt end ed...... 418
003D SeeOperator's Manua l...... ........452
0075 SRSMalfunction Service
Re quired ...... ........................................ 409
Ù Steer ing Malfunct ionIncreased
Ph ysical Effort See Operator's Man‐
ua l..... ..................... .............................. 418
Ù Steer ing Malfunct ionStop
Immediat elySee Oper ator's Manual ....4 18
003D Stop Vehicle LeaveEngi neRun‐
ning <0011001100110011001100110011001100110011001100110011001100110011
001100110011001100110011001100110011> <0011001100110011001100110011001100110011001100110011001100110011
001100110011001100110011001100110011>...453
003D Stop Vehicle SeeOper ator's
Manual ................................................ 453
ç Suspended ................................. 445
: SwitchOf fLig hts <0011001100110011001100110011001100110011001100110011001100110011
00110011001100110011001100110011> 415
: SwitchOn Hea dlamps ................ 415 0049
Turn On theIgnit iontoRelease
th ePa rking Brak e................................ 432
0072 Vehicle Ready toDrive Swi tch
th eIgnit ionOffBef oreEx iting .............. 417
00C4 Vehicle Rising Please Wait.......... 437
00C4 Vehicle Rising ............................. 435
0077 Warning Tire Malfunction ........... 457
0077 Wheel Sensor(s) Missing............ 456
Ac tiveBli nd Spo tAssi stCur rently
Un available SeeOper ator' sMan ual.... 440
Ac tiveBli nd Spo tAssi stInoper ative.... 440
Ac tiveBli nd Spo tAss t.No tAv ailable
When Towing aTr ailer SeeOpera‐
to r's Manua l...... .................................. 441
Ac tiveBr ak eAssi stFunctio nsCur‐
re ntl yLim ited See Operator's Man‐
ua l...... ................................................. 450
Ac tiveBr ak eAssi stFunctio nsLim i‐
te dSee Oper ator's Manual .................. 451 Ac
tiveDis tance AssistCur rently
Un available SeeOper ator' sMan ual.... 445
Ac tiveDis tance AssistInoper ative.... .. 445
Ac tiveDis tance AssistNo wAv ailable
.. ...........................................................4 45
Ac tiveLa ne Keeping AssistCur rentl y
Un available SeeOper ator' sMan ual.....4 39
Ac tiveLa ne Keeping AssistInopera‐
tiv e ...................................................... 439
Ac tivePa rking Assistand
PA RK TRONI CInoper ative See Opera‐
to r's Manua l..... ................................... 441
Ac tiveSt eer ing Assis tCur rentl y
Un available SeeOper ator' sMan ual.....4 37
Ac tiveSt eer ing Assis tInoperativ e.......4 38
Ac tiveSt eer ing Asst.Cur rentl y
Un available DuetoMultiple Emer‐
ge ncy Stops ......................................... 438
Ac tiveSt op &Go Assis tCur rently
Un available SeeOper ator' sMan ual.....4 39 Inde
x483