2020 MERCEDES-BENZ GLS SUV Owner's Manual

Ac
tiveLa ne Keeping Assistcan neither reduce
th erisk ofan accident ifyo ufa ilto adap tyo ur
dr ivin gst yle nor override thelaws ofphysics. It
can notta ke intoacc ount road, weather ortraf fic
condi tions.Ac tiveLa ne Keeping Assistis onl yan
aid. Youar ere sponsible formaint ainingasaf e
dis tance totheve hicle infront, forve hicle
speed, forbr aking ingood timeandforst ay ing
in lane.
Ac tiveLa ne Keeping Assistcan bring theve hicle
bac kint oth elane withalane-c orrecting brak e
ap plica tion. Inthecase ofabr ok en lane marking
being detected, abr ak eap plica tion willonly be
mad eif ave hicle hasbeen detected intheadja‐
cent lane. Oncoming traffic can bedetected.
Ve hicl eswith Drivin gAss istanc ePa ckag eor
Dr ivi ng Ass istan cePlus Packag e:ove rtakin g
ve hicles andvehicles inadjacent lanescanalso
be detected.
Ve hicl eswithout Drivin gAss istanc ePa ck‐
ag eor Drivi ng Ass istan cePlus Packag e:a
la ne-cor recting brak eap plica tion also take s
place when, inaddition toabr ok en lane mark‐
ing ,th eedg eof afirm road sur face isde tected
(e.g .centr alreser vatio n). Ac
tiveLa ne Keeping Assistis available inthe
speed rang ebe twee n37 mph(6 0km/h) and
12 4mp h(2 00 km/h) . If
alane-cor recting brak eap plica tion occu rs,dis‐
pla y1 appear sin themultifunc tiondispla y.
Sensitivity ofActiv eLan eKe eping Assist
% The availabilit yof thefo llo wing function is
coun try- dependen t.
A lane-c orrecting brak eap plica tion also occu rs
in theSens itivesetting inthefo llo wing situa‐
tion s:
R ActiveLa ne Keeping Assistde tects asol id
la ne mar king. R
Afront whe eldrives ove rth is lane marking.
Sy stem limit s
No lane- correcting brak eap plica tion occu rsin
th efo llo wing situat ions:
R Youcle arly and activel yst eer ,br ak eor accel‐
er ate.
R Youha ve switc hedonthetur nsignal indica‐
to r(situ ation-dep endent).
R Adr iving safetysy stem interve nes, such as
ES P®
,Ac tiveBr ak eAssi stor ActiveBli nd
Spo tAssi st.
R Youha ve adop tedaspor tydriving style wit h
high corner ing speeds orhigh ratesof accel‐
er ation.
R When ESP®
is deactiv ated.
R When driving withatraile r,th eelectr icalcon‐
nect iontothetra iler has been correctly
es tablished.
R Ifaloss oftirepr essur eor afa ulty tirehas
been detected and displ aye d. Dr
iving andparking295

The
system maybe impair edorma yno tfunc tion
in thefo llo wing situat ions:
R Ifth er eis poor visibility ,e.g. due toinsuf fi‐
cie ntillu mina tionofthero ad, ifth er ear e
highl yva riable shade condition sor inrain,
sno w,fogor hea vyspr ay.
R Ifth er eis glar e, e.g .fr om oncom ingtraf fic,
th esun orreflect ions.
R Ifth ewindshield inthear ea ofthemultifunc ‐
tion camer ais dir ty,or ifth ecamer ais fog‐
ge dup, damag edorcovered.
R Ifth er ear eno lane marking s,or several
unc lear lane markingsarepr esen tfo rone
lane, e.g.around roadw orks .
R Ifth elane marking sar ewo rn,dar kor cov‐
er ed.
R Ifth edis tance totheve hicle infront istoo
shor tand thus thelane marking scann otbe
de tected.
R Ifth elane marking sch ang equ ickl y, e.g.
lanes branc hof f,cr oss one another or
mer ge.
R Ifth ero adw ayisvery nar row and wind ing. Ve
hicl eswithout Drivin gAss istanc ePa ck‐
ag eor Drivi ng Ass istan cePlus Packag e:
Ac tiveLa ne Keeping Assistuses radar sensor s
to monit orseveralar eas around theve hicle. If
th era dar sensor sin there ar bum peraredir tyor
co veredwit hsno w,thesy stem maybe impair ed
or ma yno tfunc tion.If an obs tacle inthelane in
whic hyo uar edr ivin ghas been detected, no
la ne-cor recting brak eap plica tion occu rs.
Ac tiv atin g/deac tivatin gAc tiv eLan eKe eping
Assis t
Multi media system:
4 © 5
Set ting s5
Quick Access
5 Act ive Lane Keeping Assist #
Activateor deacti vate thefunc tion.
Se tting Activ eLan eKe eping Assist
Multi media system:
4 © 5
Set ting s5
Assist ance
5 Act ive Lane Keeping Assist
Se tting thesensit ivity
% The availabilit yof this func tion isdepen dent
on thecount ry. #
Select Stand ard,Sensi tiveorOff.
Ac tiv atin g/deac tivatin gthe hapticwarning #
Selec tWarnin g.
Ac tivateor deacti vate thefunc tion. Tr
aile rhitc h No
teson towing atrail er Mer
cede s‑AMG vehicl es:besur eto obser ve
th eno tesin theSupplement .Ot her wise, you
ma yfa ilto recogni zedangers. &
WARNIN GDang erofacci dent dueto
uns uitable ballcouplin g
If yo uins tallan unsuit ableballcouplin g,
ove rloading ofthetrailer hitchand rear axle
will bethere sult. Thisispar ticular lythecase
if th eball coupling isrelativ elylong orang led
dif fere ntl y.
The handling charact eristic sma ybe hea vily
im pair edand thetra iler can become
de tach ed. Ther eis arisk offata linj ury. 296
Driving andparking

#
Onlyins talla ball couplin gth at mee ts
th eper mitt eddimension sand hasbeen
designed forth etrailer operation
re qu iremen ts. #
Donotmodif yth eball coupling orthe
tr ai le rhi tc h. The
values approvedby themanuf acturercan be
fo und ontheidentif ication platesand inthe
"T ec hn ical data"sec tionunde r"T ra iler hitch"for
th eto wing vehicle (/page565). &
WARNIN GSw erving oftheve hicle/
tr ailer combination duetoinc reased
spee d
If th eve hicle/tr ailercombination swerve s,
yo ucan lose contro lof it.
The vehicle/tr ailercombination caneven tip
ove r. #
Under nocircums tances should yo utry
to inc rease thespeed tostra ight enthe
ve hicle/tr ailercombination. #
Reduce speed anddonotcount er-ste er. #
Ifneces sary,appl yth ebr ak es. *
NO
TEDama getotheengine asare sult
of ove rheating #
Ifyo ure trof itatrai le rhi tc h, mod ifica ‐
tio ns totheengine cooling system may
be neces sary,dependin gon theve hicle
model.
When retrof itti ng atrai le rhi tc h, ob serveth e
fa stening pointson thech assis . Re
trof itti ng atrai le rhi tc his pe rm issible onlyif a
trailer loadisspec ified inyour vehicle docu‐
ments. Ifth is is no tth ecase, theve hicle isno t
appr ovedfo rtr ail er oper ation.
Fu rther information canbeobt ained ataqu ali‐
fi ed specialis two rkshop.
If th etrailer coupling isremo vable, itis essent ial
to com plywith theoper ating instruction sof the
tr ai le rcou pling manuf actu rer.
Couple anduncouple thetrailer carefull y.Ifyo u
do notcon nectth etra iler totheto wing vehicle
cor rectl y,thetrailer maybecome detach ed. Obser
vethefo llo wing noteson theto ngu e
we ight :
R Donotuse ato ngu ewe ight that exceed sor
fa lls belo wtheper missible tongu ewe ight
R Use ato ngu ewe ight asclos eas possible to
th emaximum tongu ewe ight
Do notex ceed thefo llo wing values:
R Perm issible trailerload
R Perm issible rear axle load oftheto wing vehi‐
cle
R Perm issible gross weight oftheto wing vehi‐
cle
R Perm issible gros swe ight ofthetra iler
R Maximum permissible speedofthetrailer
En sur eth efo llo wing beforest ar tin gajo ur ne y:
R The tirepr essur eon there ar axle oftheto w‐
ing vehicle issetfo ra maximu mloa d
R The lighting ofthecon nect edtrailer isoper a‐
tion al
In theeve ntofincr eased rear axle load, theve hi‐
cle/tra ilercombination mayno texc eed amaxi‐ Dr
iving andparking 29
7

mum
speed of62 mph(1 00 km/h) forre ason s
con cerningth eoper ating permit. This also
applies incount ries inwhic hth eper missible
maximum speedforve hicle/tr ailercombinations
is abo ve62 mph(1 00 km/h).
Ve hicl eswith AIRMA TICorE-AC TIVE BODY
CONT ROL:ifth esoc ketof thetra iler hitchis
occupied, e.g.byatrailer orrear bicy clerack ,
th eve hicle issetto thenor mal leve lre ga rdless
of thedr ive pr og ram at speed sgr eat erthan
19 mp h(30 km/h). At
tac hin gth eball neck &
WARNIN GRisk ofacci dent andinjury
due toan incorrectl yins talled ballcou‐
pling
If th eball coupling isno tins talled and
eng aged cor rectly ,it ma ybeco medetach ed
dur ing trav el and endang erother road user s.
Ther eis arisk offata linj ury. #
Installand secur eth eball coupling as
descr ibedintheball coupling manufac‐
tur er's installation instruct ions . #
When theball coupling hasbeen instal‐
led, ensureth at itis cor rectly secu red
bef oreev erytrip. &
WARNIN GRisk ofacci dent dueto an
inc orrectl yins talled and secur edball
couplin g
If th eball coupling hasnotbeen correctly
ins talled and secur ed,thetra iler can become
de tach ed. #
Installand secur eth eball coupling as
descr ibedintheball coupling manufac‐
tur er's installation instruct ions . #
When theball coupling hasbeen instal‐
led, ensureth at itis cor rectly secu red
bef oreev erytrip. Re
quirement s:
R The vehicle issecur edagains tro lling away. At
tac hin gth eball neck #
Remo vecover1 from theball neckmount
in thedir ect ion ofthear row . #
Storeco ver1 sothat itcan notmo ve
ar oun d. #
Obse rveth emanuf acturer'sinstallation
ins truct ions .
Obser vetheno teson loadi ngtheve hicle. 298
Driving andparking

Coup
lingup/uncou plingatrailer &
WARNIN GRisk ofinju ryfrom theve hicle
le ve lbeing chang ed
Ve hicl eswith leve lcontr olsystem: the
ve hicle leve lma ybe chang edunin tentio nally,
e.g. byother persons. Youma ybec ome trap‐
ped ifyo uco uple uporunc ouple atrailer
while theve hicle leve lis ch ang ing.In addi‐
tio n,other people couldbecome trapped if
th eir limbs arebe tween theve hicle body and
th etir es orunder neathth eve hicle.
When coupling uporuncoupling atrailer ,
mak esur eth at: #
The door sor tailg atear eno topen edor
clos ed. #
Youdo notini tiat eth eleve lcon trol sys‐
te m and donotoper ateth eDY NA MIC
SELE CTswitc h. #
Donotloc kor unloc kth eve hicle. Re
quirement s:
R The vehicle issecur edwithth eelectr icpar k‐
ing brak e. R
The transmission isin position 005D.
The trailer willbecor rectly detected bytheve hi‐
cle onlyif th efo llo wing condition sar eme t:
R The trailer isconn ectedcor rectl y
R The trai le rlighti ngsystem isin wo rking order
The func tionsof thefo llo wing systems areaf fec‐
te dby acor rectl yconnect edtrai le r:
R ActiveLa ne Keeping Assist
R ESP®
tra iler stabiliz ation
R Parking AssistPA RK TRONI C
R ActivePa rking Assist
R Blin dSpo tAss istor ActiveBli nd Spo tAssi st
R Drive Aw ayAssi st
R Cross Traf fic Aler t
R Rear vie wcam era
R 360° Camer a
Ve hicl eswithout aleve lcontr olsystem: the
ball head height willchang edepen dingon the
ve hicle's load.Inthis case, useatrailer witha
height -adjustable draw bar . Coupling
upatrailer
* NO
TEDama getothest ar terbatt erydue
to full disc harg e Cha
rging thetra iler batt eryusing thepo we r
supply ofthetra iler can damag eth est ar ter
batt ery. #
Donotus eth eve hicle's powe rsupp ly
to charge thetrailer battery. Inf
ormation abouta suit ablebal lnec kfo r
Mer cedes-Ben zve hicles canbeobt ained from a
qu alif ied spec ialistwo rkshop, e.g.anaut hor ized
Mer cedes-Benz Center. #
Remo vetheco verfr om theball neckmount
and stor eit in asaf eplace (/page298). #
Position thetra iler onaleve lsur face beh ind
th eve hicle andcouple itup totheve hicle. #
Establish theelectr icalconnect ionbetween
th eve hicle andthetra iler .
% Access oriescan beconnect edtotheper ma‐
nen tpo we rsupp lyup to180W and tothe
po we rsupp lythat isswit ched on via theigni‐
tion lock. Dr
iving and parking 299

Decoup
lingatrail er &
WARNIN GRisk ofbei ng crus hed and
beco ming trap ped whenunco upling a
tr ai le r
Whe nunco upling atrai le rwi th an eng aged
ine rtia-act ivat ed brak e, your han dma y
bec ome trapped between theve hicle andthe
tr ai le rdr aw bar . #
Donotuncouple trailer swit han
eng aged ove rrunbr ak e. *
NO
TEDama gewhen uncouplin gin a
st at eof ove rrun Unc
oupling inast at eof overru ncan dama ge
th eve hicle. #
Donotuncouple trailer swit han
eng aged ove rrunbr ak e. &
WARNIN GRisk ofbeco ming trap ped
whe ndisconnecti ngthetrailer cable
Ve hicl eswith leve lcontr olsystem: The
ve hicle maylo we rwhen thetra iler cable is
discon nected.
This could result inyouor other people
becoming trapped ifyo ur or their limbs are
be tween theve hicle body andthetir es or
under neathth eve hicle. #
Mak esur eth at nobody isunde rneat h
th eve hicle orintheimmediat evicinit y
of thewheel arch es when youdisc on‐
ne ct thetrailer cable. #
Disc onnect theelectr icalconnect ion
be tween theve hicle andthetra iler . #
Uncou ple th etra iler . #
Place theco veron theball neckmount . Ve
hicl eto wing instruct ions
The vehicle isno tsuit able forth euse oftow bar
sy stems that areused forflat towing ording hy to
wing, forex am ple. Attach ing and using tow bar
sy stems canlead todamag eon theve hicle.
When youar eto wing ave hicle withto w bar sys‐
te ms, safedr iving charact eristic scan notbe
guar anteed forth eto wing vehicle ortheto we d
ve hicle. Thevehicle-tr ailercombination may
sw erve from side toside. Complywithth eper‐
mitt edtowing methods (/page505) andthe
ins truct ions forto wing withbo th axle son the
gr ou nd (/ page 506). 300
Driving andparking

Ins
trum ent Disp layove rview
Mer cedes- AMGvehicl es:besur eto obser ve
th eno tesin theSupplement .Ot her wise, you
ma yfa ilto recogni zedangers. &
WARNIN GRisk ofacci dent dueto an
ins trumen tdispla ymalf unction
If th eIns trument Displayhas failed ormal‐
func tioned,youma yno tre cogni zefuncti on
re strictions applyi ngtosaf etyre leva nt sys‐
te ms.
The oper ating safetyof your vehicle maybe
im pair ed. #
Drive on car efull y. #
Have theve hicle checkedimmediat ely
at aqu alif ied spec ialistwo rkshop. If
th eoper ating safetyof your vehicle is
im pair ed,parkth eve hicle immediat elyand
saf ely. Con tact aqu alif ied spec ialistwo rkshop. Ins
trument Displayin theWi des cree nCo ck‐
pit 1
Spee dometer (exa mp le)
2 Multif unction displa y
3 Tach ome ter(e xa mp le)
4 Coolant temp eratur edispla y(e xa mp le)
5 Fuelleve l,fuel filler flap locatio nind icat or,
ra ng e
% Inadditio nto multifu nctiondisplay 2, fur‐
th er con tent can besho wnondispl ays1
and 3(/ page305). The
segments onspeedome ter1 indica tethe
sy stem status forth efo llo wing:
R Cruise control (/ page23 1)
R ActiveDis tan ceAssi stDIS TRONI C
(/ page 235)
* NO
TEEngi nedama gedue toexc essiv ely
high engine speeds The
engine willbedamag edifyo udr ive wit h
th eengine intheov errevving rang e. #
Donotdr ive wi th theengine intheove r‐
re vving rang e. The
fuelsu pp lywillbe interru pted toprotect the
engine whenthere dmar kon theta ch ome ter
(o ve rrev ving rang e) isreac hed.
Dur ing norm aloper atingcon dition s,coo lant
te mp eratur edispla y4 mayrise tothere d
mar k. Ins
trument Displayand on-boar dcom puter 30
1

&
WARNIN GDang erofburnswhen open‐
ing thehood
If yo uopen thehood when theengine has
ove rheat edordur ing afire intheengine
com partmen t,yo uco uld come intoco ntact
wit hho tga ses orother escaping operating
fl uids. #
Beforeopen ingthehood, allowthe
engine tocool down. #
Intheeve ntofafire intheengine com‐
par tmen t,ke ep thehood closed and
call thefire ser vice. Ve
hicl eswith a48 Von-b oardele ctrical sys‐
te m (EQ Boo sttech nology) 1
POWER showstheelectr icdrive suppor t
2 CHARGE sho wsthere cup erati on powe rof
th eelectr icmo tor
õ showsthedr ive sy stem's operational read‐
ine ss. Ov
ervie wof thebut tons on thest eer ing
wheel 1
P Back/Hom ebutt on,on-boar dcom ‐
put er
Pr ess and hold: showsstandar ddispla y
2 Touc hCon trol, on-bo ardco mp uter
3 Con trol pan elforcr uis econtr olor Active
Dis tance AssistDIS TRONI C
4 Contr olpa nel forMBUX multimediasy stem:
£ Voice Cont rolSy stem
ß Displa ysfavo rite s
VO L:contr olknob, adjuststhevo lume or
switc hesthesound off0063 (press) 302
Instrument Displayand on-boar dcom puter