2021 MERCEDES-BENZ GLS SUV door lock

#
Keep theSmar tKey out ofreac hof chil‐
dr en. *
NO
TEDama getotheve hicle duetoit
ro lling away #
Alw ayssecur eth eve hicle agains tro ll‐
ing away. #
Bring theve hicle toast ands tillby appl ying
th ebr ak epedal. #
Ongradients, turnth efront wheels sothat
th eve hicle willrollto wa rdsth ecurb ifit
st ar ts mo ving. #
App lytheelectr icpar king brak e. #
Engage trans missi on positio n005D inast atio n‐
ar yve hicle withth ebr ak epedal applied
(/ page18 6). #
Swi tchof fth eengine andtheignition by
pr essing button1. #
Release theser vice brak eslo wly. #
Getout oftheve hicle andlockit.
% When youpar kth eve hicle, youcan still
opera tetheside windo wsand thesliding
sunr oofforapp roxima tely five minut esifth e
dr iver's door isclosed.
% When youpar kth eve hicle, youcan still
opera tetheside windo wsand thepanor ama
ro of wit hpo we rtilt/sli dingpanel forapp rox‐
ima tely five minut esifth edr iver's door is
closed. Gar
agedoor opener Pr
og rammin gbutt onsfo rthe garage doo r
ope ner &
DANG ER Risk ofdeat hcause dby
ex haus tga ses
Combus tionengines emitpoisonous exhaus t
ga ses suchas carbon monoxide.Inhaling
th ese exhaus tga ses ishazar dous tohealt h
and leads topoisonin g. #
Neverlea vetheengine or,if pr esent ,
th eauxiliar yheating running inan
encl osedspa cewithout sufficie ntventi‐
la tio n. &
WARNIN GRisk ofinju rywhen opening
or clos ingadoor withth ega rage door
opener
When youoper ateor program thedoor with
th eint egr ated garage door opener ,per sons
in thera ng eof mo vement ofthedoor may
become trapped orbe stru ck bythedoor . Dr
iving andparking 19
5

Electr
icpa rking brak e Electr
icpar king brak efunct ion(app lying
aut omat ically) &
WARNIN GRisk ofacci dent andinjury
due tochildr enleftunat tende din the
ve hicle
If ch ildr enarelef tunsuper visedintheve hi‐
cle, they cou ld,in pa rticular :
R Open doors,ther eb yendang ering other
per sons orroad user s.
R Getout and bestru ck byoncom ingtraf‐
fi c.
R Ope rate vehicle equipment andbecome
tr apped, forex am ple.
In addit ion,th ech ildr encould alsosetth e
ve hicle inmo tion, forex am ple by:
R Releasing thepar king brak e.
R Chang eth etransmission position.
R Startth eve hicle. #
Neverlea vechildr enunat tende din the
ve hicle. #
When leaving theve hicle, alwaysta ke
th eSmar tKey wit hyo uand lockth e
ve hicle. #
Keep theSmar tKey out ofreac hof chil‐
dr en. The
elect ric pa rking brak eis applied ifth etra ns‐
mission isin position 005Dand one ofthefo llo w‐
ing con dition sis fulf illed:
R The engin eis switc hedoff.
R The seat belttongu eis no tins ertedin the
seat beltbuckleofthedr iver's seat andthe
dr iver's door isopened.
R The transf ercase isin theLOW RANGEpos i‐
tion.
% Toprev ent application: pullthehandle ofthe
electr icpar king brak e.
In thefo llo wing situat ions,th eelectr icpar king
br ak eis also applied:
R ActiveDis tance AssistDIS TRONI Cis bring ing
th eve hicle toast ands till. R
The HOL Dfun ction iske eping theve hicle sta‐
tio nar y.
R ActivePa rking Assistis ke eping theve hicle
st atio nary.
This isthecase ifone ofthefo llo wing condition s
is also fulfilled:
R The engin eis switc hedoff.
R The seat belttongu eis no tins ertedin the
seat beltbuckleofthedr iver's seat andthe
dr iver's door isopened.
R Ther eis asy stem malfunct ion.
R The powe rsupp lyis insuf ficie nt.
R The vehicle isstatio naryfo ra lengt hyper iod.
When theelectr icpar king brak eis applied, the
re d0049 (USA)or0024 (Canada) indicatorlam p
appear sin theins trument cluster.
The electr icpar king brak eis no taut omaticall y
applied ifth eengine isswitc hedoffby theEC O
st ar t/ stop funct ion. 19
8
Driving and parking

To
wing away theve hicl ewith both axle son
th egr ound #
Obser vetheno teson theper mitt edtowing
me thods (/page349). #
Mak esur eth at thebatt eryis con nect edand
ch arge d.
A disc hargedbatt eryhas thefo llo wing effects:
R The enginecanno tbe star ted
R The electr icpar king brak ecann otbe
re leased orapplied
R The automat ictransmissio ncan notbe shif‐
te dto position 005Cor005D
% Ifth eaut omatic transmiss ioncann otbe shif‐
te dto position 005C,orthemultifunc tiondis‐
pla yin theins trument clusterdoes notsho w
an ything, theve hicle mustbe transpor ted
aw ay (/ pag e35 1). Atowing vehicle with
lif ting equipment isrequ ired forve hicle
tr anspor tatio n. *
NO
TEDama gedue totowing away at
exc essiv elyhigh speeds orove rlong dis‐
ta nces The
drivet ra in could bedamag edwhen tow‐
ing atexc essiv elyhigh speeds orover long
dis tances. #
Atowing speed of30 mph(50 km/h)
mus tno tbe exc eeded. #
Atowing distan ceof30 miles(50 km)
mus tno tbe exc eeded. &
WARNIN GRisk ofacci dent whento wing
a ve hicle whichis toohea vy
If th eve hicle being tow- star tedor towe d
aw ay ishea vier than theper missible gross
mass ofyour vehicle, thefo llo wing situat ions
can occur:
R The towing eyema ybecome detach ed.
R The vehicle/tr ailercombination may
sw erve oreve nov ertur n. #
Ifano ther vehicle istow- star tedor
to we daw ay,its weight mustno texc eed th
eper missible gross mass ofyour ow n
ve hicle. #
Information ontheper missible gross mass of
th eve hicle canbefound ontheve hicle iden‐
tif ication plate(/ page392). #
Donotopen thedr iver's door orfront
passeng erdoor astheaut omatic transmis‐
sion mayot her wise shiftto position 005Dauto‐
matic ally. #
Installth eto wing eye(/ page353). #
Fasten theto w bar .
* NO
TEDama gedue toinc orrect connec‐
tion oftheto w bar #
Onlyconnect theto w rope ortow bar to
th eto wing eyes. %
Youcan also attachth eto w bar tothetrailer
hitc h. #
Deact ivat eth eaut omatic locking mechanism
(/ page72 ). #
Donotactiv ateth eHOLD function. 350
Breakdo wnassis tance

Disp
laymes sages
Possible causes/conseq uencesand0050 0050
Solutions #
Pull overand stop theve hicle safely assoon aspossible, paying attention toroad and traf fic condi tions.
Do notcontinu edr ivi ng und eranycir cums tances. #
Consu ltaqu alif ied spec ialistwo rkshop. 0051
*A
tle as tone door isop en. #
Close alldo ors.
0066 *T
hehood isopen. &
WARNIN GRisk ofacci dent dueto driving withth ehood unlocked
The hood mayopen andblockyo ur vie w. #
Neverre lease thehood when driving. #
Beforeev erytrip, ensur eth at thehood isloc ked. #
Stop theve hicle immediat ely,pa ying attention toroad and traf fic condi tions. #
Close thehood.
0065 *T
hetailg ateis open . Disp
lay mess ages and warning/ indic ator lam ps 41
9

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

Loc
king/u nlocking
Ac tivati ng/d eactiv ating theaut o‐
matic locking featur e.............................7 2
Emerg encykey ...................................... 73
KEYLESS- GO................................... .......71
Opening theta ilg ate .............................. 75
Un loc kin gand open ingdoor sfrom
th einside ..............................................7 0
LO WRAN GE
Shif ting .......................................... ...... 190
Lo w-beam headla mps
Swi tching on/of f<0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011001100110011001100110011
0011> 143
Lo we ring theve hicl e
Re ar oftheve hicle .............................. 235
Lu bricant additives
see Additiv es
Lu ggage
Sec uring ................ ...............................1 19
Lu mbar support
se eLu mbar support(4-w ay)
Lu mbar support(4 -w ay)...........................9 8 M
MA GIC VISIONCONTR OL
Wi ndsh ield wipe rs <0011001100110011001100110011001100110011001100110011001100110011
001100110011001100110011001100110011001100110011001100110011> 153
Maint enanc e
Ve hicle ............................................. ...... 24
Maint enanc e
see ASSYSTPL US
Malfunct ion
Re stra int system .............................. ...... 37
Malfunc tionmessag e
see Displa ymessa ge
Map ........................................................... 297
Displa yingonline mapcontents .......... 298
Displa yingweather informat ion ...........2 98
Mo ving ................................................. 297
Selecti ngthemap orient ation .............2 97
Se tting themap scale ..................... ..... 297
Switc hingfree wa yin fo rm atio n
on /of f.................................................2 97
Massag epr og ram
Ov ervie w .......................................... ... 108
Re settin gth ese ttings .......................... 109 Massag
epr og rams
Sel ecti ngthefront seats ..................... 109
Massag ese ttings
Re settin g............................................. 109
Maximum loadratin g<0011001100110011001100110011001100110011001100110011001100110011
00110011001100110011001100110011> ......369
Maxi mum permis sibl elo ad
Ca lcu latio nex am ple ............................ 365
De term inin g........................................ 364
Max imumtirepr essur e.......................... 369
MB UX Interior Assis tant
Swit ching there adin glight forth e
dr iver and front passeng eron/ off
con tact-fr ee<0011001100110011001100110011001100110011001100110011001100110011
001100110011001100110011001100110011001100110011> .............286
Swi tching thesear chlight forth e
dr iver on/ off.......................................2 86
MBUX Interior Ass istan t(multime dia
sy stem) .................................................... 285
Ov ervie w .............................................2 85
MBUX multimedia system ...................... 281
Ac tivati ng/d eactiv ating standb y
mode ...................................................2 01
Con figur ing drive pr ogr am I... .............. 184
No tes ................................................... 281 492
Index