MERCEDES-BENZ GLS 2020 Owners Manual

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

0061
Makes/accep tsacall
0076 Rejects /end sa cal l
5 00E2 Calls up thehome screen
6 Touc hCon trol mult imed iasystem
7 0038 Backbutt on Oper
ating theon-boa rdcom puter
Mer cede s-AMG vehicl es:obse rveth eno tesin
th eSupplement .Ot her wise, youma yfa ilto rec‐
ogni zedangers. &
WARNIN GRisk ofdist ra ction from infor‐
mati onsystems andcomm unication s
eq uipment
If yo uoper ateinf ormat ionand comm unic a‐
tio neq uipme ntintegratedin theve hicle
when driving, youwill bedistract ed from the
tr af fic situ ation. Thiscou ldalso cau seyouto
lose control of theve hicle. #
Onlyoper ateth is eq uipmen twhen the
tr af fic situ ation per mits. #
Ifyo ucan notbe sur eof this, stop the
ve hicle whilstpa ying attention toroad and
traffic condi tions andoperate the
eq uipment withth eve hicle statio nary. Obser
vetheleg alrequ iremen tsforth ecount ry
in whic hyo uar ecur rently drivi ng when operat‐
ing theon- boar dcom puter.
% The on-boar dcom puterdispla yswill appear
on themultifunc tiondispla y(/ page306). The
on-boar dcom puterisoper ated using left-
hand Touc hCon trol 2 and thelef t-hand back/
home button1.
When theon- boar dcom puterisbeing operated,
dif fere nt aco ustic signa lswillsou ndasoperati ng
fe edbac k,e.g. when theend ofalis tis reac hed
or when youar esc rolling thro ugh alis t.
The follo wing menusareav ailable:
R Assist anc e
R Phon e
R Navi gation
R Trip
R Radio
R Media
R Design s& Dis p.
R Service
The men uscan becalle dup from themenu bar
on themultifunc tiondispla y. #
Tocall upthemenu bar:brief lypress back
butt ononthelef t1 until themenu baris
displa yed. Ins
trument Displayand on-boar dcom puter 303

%
Ve
hicl eswithout Activ eDi stance Assist
DI ST RO NIC :pr ess the00E2 buttontocal l
up themenu baroftheon- boar dcom puter. %
The illustration showstheIns trument Display
in theWi descr eenCockpit. #
Toscr ollinthemenu bar:swipe leftor
ri ght onleft-h and Touc hCon trol 2. #
Tocall upamen uor conf irm aselect ion:
pr ess left-han dTo uc hCon trol 2. #
Toscr ollthrough displa ysorlists on the
menu :swipe upwards ordown wardson left-
hand Touc hCon trol 2. #
Tocall upasub men uor conf irm aselec‐
tion :pr ess left-han dTo uc hCon trol 2. #
Toexitasubm enu:press backbutt onon
th elef t1.
Selecting theHead -upDispla y #
Toswitc hon theHead -upDispla y:switc h
on theHead-up Displayvia themultimedia
sy stem oractiv ateit in themenu barbyswip‐
ing upw ards on left-hand Touc hCon trol 2.
The Head -upDisplaymen uhas been selec‐
te don theHead-up Display. #
Toswitc hto theHead -upDispla y:press
lef t-hand Touc hCon trol 2 orswipe upwards
on left-han dTo uc hCon trol 2. #
Toselect whattheHead -upDispla y
sho ws:sw ipe up wa rdsor down wardson left-
hand Touc hCon trol 2.
Fu ll-scr eenmenu
Yo ucan displ aythefo llo wing menusinfull on
th eIns trument Display:
R Assist ance
R Trip R
Navigation #
Onthecor responding menu,useleft-hand
To uc hCon trol 2 toscr olltotheend ofthe
lis t. #
Press left-hand Touc hCon trol 2.
The selected men uwill bedispl ayedin full. Ad
jus tingthe design of the Instru men tDi s‐
pla y
On-b oard com puter:
4 Designs&Dis p.
Se ttin gthe design #
Swi peupwa rdsor down wardson thelef t-
hand Touc hCon trol. #
Press thelef t-hand Touc hCon trol.
The Instru ment Displa ywil lbe sho wninthe
select eddesign.
The follo wing design scan beselec ted, depend‐
ing ontheve hicle equipment :
R Mer cedes-Ma ybachve hicles: Maybach
R Classi c 30
4
Instrument Displayand on-boar dcom puter

R
Spor t
R Progressive
R Unde rstated
R Stand ardDisp lays Sho
wing displa yco nten ton the inst ru men t
cl us ter
Ad dition aldispla ycon tent can also be sho wnon
th eins trument cluster.
% The displa ycont entontheins trument clus‐
te rada ptsto theto pic select edon themulti‐
media system. #
Toselect displaycont ent:swipe tothe
ri ght orlefton thelef t-hand Touc hCon trol. #
Swip eupw ards ordown wardson thelef t-
hand Touc hCon trol to select there qu ired
displa ycon tent.
Whe nth edispla ycon tent issel ect ed,it wi ll
br iefly be high lighted. 1
The inde xpoint ssho wtheselect eddispla y
con tent.
2 Disp lay cont ent, left (exa mp le:speedom eter)
When thedispla ycon tent issel ect ed2, itwi ll
br iefly be high lighted.
Displa ycon tent sel ecti on, left:
R Spee dometer
R Time/dat e
R Trip com puterFro mStart and FromReset
R Range
R Audio R
Angle of inclin eand appr oach/depar ture
ang le 3
Displa ycon tent, cent er(exa mp le:media
men u)
The inde xpoint ssho wtheselect edmenu
con tent
The displ aycont entinthecent ersho wsthe
menu contentofthere spectiv emenus from the
menu baronthemultifunc tiondispla y.
Dis play cont entmenu selectio n,cent er:
R Assi stanc e
R Telephon e Ins
trumen tDisp lay and on-boar dcom puter 305

R
Navig ation
R Trip
R Radio
R Media
R Styles and displa y
R Service 4
Displa ycon tent, right (exa mp le:tac home ter)
Displa ycont entsele ction, right :
R Tach ome ter
R Averag efuel consum ption
R ECOdispla y R
Navig ation
R G-me ter
R Assi stant displa y
R 4MA TIC
R Sus pen sion (equipme nt-de pen dent) Ov
ervie wof dis pla yson themu ltifunct ion
disp lay 1
Outs idetemp eratur e
2 Time
3 Digit alspeed ometer
4 Display section
5 Drive pr ogr am
6 Trans miss ionposit ion 306
Instru ment Displa yand on-boar dcom puter

Fu
rther displa yson themultifunc tiondispla y:
0097 Gear
shiftre comme ndation (/page 202)
u ActivePa rking Assist(/ page283)
é Parking AssistPA RK TRONI Cdeac tiva ted
( / pag e27 3)
î DSR(/page 233)
h Cruise contr ol(/ page23 1)
ç ActiveDis tance AssistDIS TRONI C
(/ page 235)
ê ActiveBr ak eAssi st(/ pag e23 1)
à ActiveSt eer ing Assis t(/ page24 2)
ð ActiveLa ne Keeping Assist(/ page29 4)
± ActiveLa ne Chang eAssi st(/ pag e24 4)
00D6 ECO
star t/ stop funct ion(/ page19 2)
00D9 HO
LD functio n(/ page 249)
00CE Ad
aptiveHig hbeam Assis t(/ page15 8)
Ve hicl eswith Traf fic Sign Assis t:De tected
ins tructi ons and traf fic sig ns (/ page 289) .
Fo ran overvie wof theindicat orand warning
lam ps,see (/page62 1). Ad
jus tingthe inst ru men tlighti ng #
Turn brightn esscontrol 1 upordown.
The lightin gof theIns trument Displayand in
th econ trol element sof theve hicle interior is
adjus ted. Menus
andsubmenu s Calling
upfunctions ontheSer vice menu of
th eon-boa rdcom puter On-boar
dcom puter:
4 Service #
Toselect afunction: swipeupwards or
do wn wardson thelef t-hand Touc hCon trol. #
Press thelef t-hand Touc hCon trol.
Fu nctio nson theServ icemenu:
R Messag ememor y(/ page56 7)
R Tires :
- Restar tth etir epr essur eloss warning
sy stem (/ page52 1)
- Chec kth etir epr essur ewit hth etir epr es‐
sur emonit or(/ page51 9)
- Restar tth etir epr essur emonit or
(/ page520)
R ASSYST PLUS: calluptheser vice duedate
(/ page47 6)
R Coo lant: cool anttemp eratur edispla y
R Engine OilLevel :engine oilleve l Ins
trument Displayand on-boar dcom puter 30
7

R
Con sump tionInfo: fuel life cy cle consum p‐
tio n Calli
ngup displa yson theAssis tance menu On
-bo ardcom puter:
4 Assist anc e
The follo wing displa ysareav ailable ontheAssis‐
ta nce menu :
R Assi stanc e
R Attentio nleve l(/ page28 7)
R Fullscr een #
Toswitc hbe tw een thedisp lays :sw ipe
up wa rdsor down wardson thelef t-hand
To uc hCon trol. St
atus displa yson theassis tant displ ay:
R Û ATTENTION ASSIST: deactiv ated
R Gray lane markings: ActiveLa ne Keeping
Assis tactiv ated
R Green lane marking s:Ac tiveLa ne Keeping
Assis tactiv e
R ¸ Gray radar wavesnext to vehicle: Blind
Spo tAssis tor ActiveBli nd Spo tAssi stena‐
bled
R ¸ Green radar wavesne xt to vehicle:
Blind SpotAssis tor ActiveBli nd Spo tAssi st
act ive R
ActiveDis tance AssistDIS TRONI Cdisp lays
( / pag e235)
R ECOAssis tdispla ys Callin
gup displa yson theTr ip menu On-
boar dcom puter:
4 Trip #
Toselect adispla y:swipe upwards ordown‐
wa rdson thelef t-hand Touc hCon trol.
Trip menuin theWi descr eenCockpit:
R Standar ddispla y
R Range
R Current fuel consum ption
R ECOdispla y(/ page19 4)
R Trip com puterFro mStart and FromReset
R Fullscr een 308
Instrumen tDisp lay and on-boar dcom puter