2020 MERCEDES-BENZ GLS engine

uousl
yin theins trument clusteraf te rth e
engine isstar ted. Fu
nctions ofOff-road ABS %
Off-road ABS isactiv ated aut omaticall ywhen
yo usele cttheF orG drive pr ogr am.
Of f-road ABS isspeciall yadap tedfo rdr iving off-
ro ad:
R The fron twheels lockcy clic allydur ing brak‐
ing .
R The brakin gdis tance issho rtened duetothe
digging- ineffect.
Sy stem limit s
R Off-ro ad ABSfun ction sat spee dsbelo w
25 mph(40 km/h).
R IfOf f-road ABS interve nes, theability tosteer
ma ybe restrict ed. Fu
nction ofBA S(Br akeAssis tSy stem) &
WARNIN GRisk ofan acci dent caused by
a malf unctionin BA S(Br akeAssi stSys‐
te m)
If BA Sis mal functi oning,th ebr aking distance
in an eme rgency braki ng situa tionis
incr eased . #
Dep ress thebr ak epedal withfull forc e
in emer gency braki ng situa tions. ABS
pr eve nts thewheels from locking . BA
Ssu ppo rts yo ur eme rgency braking situation
wit hadditional brak efo rc e.
If yo udepr essthebr ak epedal quickl y, BA Sis
acti vated:
R BASau tomatical lyboos tsthebr ak epr es‐
sur e.
R BAScan shorten thebr aking distance.
R ABS preve nts thewheels from locking .
The brak es will func tion asusual onceyo u
re lease thebr ak epedal. BASis dea ctivated. Fu
nctions ofESP ®
(Electr onicStabil ityPro‐
gr am) &
WARNIN GRisk ofskid ding ifESP ®
is
mal functi oning
If ESP ®
is mal functi oning,ESP ®
canno tcar ry
out vehicle stabiliz ation.Inaddit ion,ot her
dr iving safetysy stems areswitc hedoff. #
Drive on car efull y. #
Have ESP ®
ch eckedat aqu alif ied spe‐
cialis two rkshop. &
WARNIN GRisk ofskid ding ifESP ®
is
dea ctivated
If yo udeac tivateES P®
,ES P®
can notcar ry
out vehicle stabiliz ation. #
ESP®
shoul don lybe deactiv ated inthe
fo llo wing situat ions. 220
Drivin gand parking

ESP
®
can moni torand improve driving stabilit y
and tract ion inthefo llo wing situat ions,wit hin
ph ysical limit s:
R When pulling away on wetor slip pe ry road‐
wa ys.
R When braking.
R Vehicl eswith traile rhitc h:intrail er oper a‐
tion from spee dsof40 mph(65 km/h), ifth e
ve hicle/tr ailercombination beginstosw ay
fr om side toside.
R Instro ng side winds when youar edr ivin g
fa ster than 47 mp h(7 5 km/h).
If th eve hicle deviat esfrom thedir ect ion desir ed
by thedr iver ,ES P®
can stabiliz eth eve hicle by
int erve ning inthefo llo wing ways:
R One ormor ewheels arebr ak ed.
R The engine outputisadap tedaccor dingto
th esituation .
ES P®
is deactiv ated ifth e00BB ESP®
OFF warn‐
ing lam plight sup con tinuousl yin theins trument
clus ter:
R Driving stabilit ywill nolongerbe improve d. R
Vehicl eswith traile rhitc h:stabiliz ationof
th eve hicle/tr ailercombination isno long er
activ e.
R Crosswind Assistis no long eractiv e.
R The drive wheels couldspin.
R ETS/4E TStracti oncontr olisstill act ive.
% When ESP®
is deact ivat ed, youar est ill assis‐
te dby ESP ®
wh en braki ng.
If th e00E5 ESP®
wa rning lam pflashes inthe
ins trumen tclus ter,one orseveralve hicle wheels
has reac hed itsgrip limit :
R Adaptyo ur drivin gst yle to suit thecur rent
ro ad and weather condition s.
R Donotdeac tivateES P®
.
R Onlydepr esstheaccelera torpeda las faras
is necessar ywhen pulling away.
It can beadv antageous todeactiv ateES P®
in the
fo llo wing situat ionstoimprove tracti on:
R Whenusing snowch ains .
R Indeep snow .
R Onsand orgrave l. %
Spin ningth ewheels results inacutting
action, whichenhances traction.
If th e00E5 ESP®
wa rning lam plight sup con tinu‐
ousl y,ESP ®
is no tav ailable duetoamalf unction.
Obse rveth efo llo wing informatio n:
R Warning and indic ator lam ps(/ page62 1)
R Disp lay mess ages (/ page56 7)
ET S/4ET S(Electr onicTractio nSy stem)
ET S/ 4ETS tracti oncontr olispa rtof ESP ®
and
mak esitpossible topull away and accelerat eon
a slippe ryroadw ay.
If yo usele cttheF orG drive pr og ram, a
specia lET Ssy stem specif icallysuit edtooff-r oad
te rrain isaut omat icallyact ivat ed.
ET S/ 4ETS can improve theve hicle's traction by
int erve ning inthefo llo wing ways:
R The drive wheels arebr ak ed individually if
th ey spin.
R Mor edr ive to rq ue istrans ferred tothewheel
or wheels withtraction . Dr
iving andparking 22
1

a
high centerof grav ity ma ytip over bef ore
ES P®
de tects this. #
Alw aysadap tyo ur drivin gst yle to suit
th ecur rent road and weather condi‐
tio ns. When
drivin gwit hatrailer ,ES P®
can stabiliz e
yo ur vehicle ifth etrailer begins tosw erve from
side toside:
R ESP ®
traile rst abiliz ationis act ive abo ve
speeds of40 mph(65 km/h).
R Slight swerving isreduced bymeans ofata r‐
ge ted, individual brak eapplication onone
side.
R Intheeve ntofsevere sw erving, theengine
output isalso reduced andallwheels are
br ak ed.
ES P®
tra iler stabiliz ationma ybe impair edor
ma yno tfun ction if:
R The trailer isno tcon nectedcor rectl yor is
no tde tected prope rly by theve hicle. Fu
nction ofEBD (electr onicbrak efo rc edis‐
tr ibut ion) EB
Dis ch aract erize dby thefo llo wing:
R Mon itor ing and regulating thebr ak epr essur e
on there ar wheels .
R Improve ddr iving stabilit ywhen brakin g,
espe ciallyon ben ds. Fu
nction ofSTEER CONT ROL ST
EER CONTR OLhelpsyo uby trans mitting a
no tice ablesteer ing forc eto thesteer ing wheel in
th edir ect ion requ ired forve hicle stabiliz ation.
This steer ing recomme ndation isgiv en particu‐
lar lyin thefo llo wing situat ions:
R Both right wheels orboth leftwheels areon
a we tor slip pe ry road sur face whe nyo u
br ak e
R The vehicle star ts to skid Sy
stem limit s
ST EER CONTR OLmaybe impa ired orma yno t
fu nctio nin thefo llo wing situat ions:
R ESP®
is deact ivat ed.
R ESP®
is malfun ctionin g.
R The steer ing ismalfunct ioning.
If ES P®
is malfunct ioning,youwill beassis ted
fur ther by theelectr icpo we rst eer ing. Fu
nction ofActiv eBr ak eAs sist Ac
tiveBr ak eAssi stconsi stsof thefo llo wing
func tions:
R Distance warning func tion
R Autonomo usbraki ng func tion
R Situ ation-d epend ent braki ng assist anc e
R Vehicl eswith Drivin gAss istanc ePa ck‐
ag e:Evasi ve Steer ing Assis tand corner ing
func tion
Ac tiveBr ak eAssi stcan helpyo uto minimize the
ri sk ofacollision withve hicles, cyclis tsor Dr
iving andparking 225

R
Ifth etypical outline ofapedes trian cann ot
be distinguished from thebac kground.
R Ifapedes trian isno tde tected assuch ,e.g.
due tospecial clothing orother object s.
R Onbends withatight radius.
% The ActiveBr ak eAssi stsensor sadjus taut o‐
matically whileacer tain dis tance isbe ing
dr iven afte rth eve hicle hasbeen delivered.
Ac tiveBr ak eAssi stisuna vailable oronl y
par tiall yav ailable during this teac h-in per iod. Se
tting Activ eBr ak eAs sist Re
quirement s:
R The ignit ionisswitc hedon.
Multime diasystem:
4 © 5
Set ting s5
Assist ance
5 Act ive Brak eAssist
The follo wing settings areav ailable:
R Early
R Medium
R Late #
Select ase tting .
The setting isretained when theengine is
ne xt star ted.
Deactiv atingActiv eBr ak eAs sist
% Itis recomme ndedthat youalw ayslea ve
Ac tiveBr ak eAssi stact ivat ed. #
Select Off.
The distance warning func tion,th eaut ono‐
mous braking function andtheEv asiv eSt eer‐
ing Assis tar edeactiv ated.
When theve hicle isne xt star ted, themiddle
se tting isaut omaticall yselect ed.
% IfAc tiveBr ak eAssi stisdeact ivat ed, the
00D4 symbol appearsinthest atus barofthe
multifu nctiondisplay. Speed
controlcruise contr ol Fu
nction ofcruise contr ol
Cr uise controlre gulat esthespeed totheva lue
selec tedby thedr iver .
If yo uacc elerat eto ove rtak e, forex am ple, the
st or ed speed isno tdele ted. Ifyo ure mo veyour fo
ot from theacceler ator pedal afte rove rtakin g,
cr uise control will resume speed regulation back
to thestor ed speed.
Cr uise controlis oper ated using thecor respond‐
ing steer ing wheel buttons. Youcan stor ean y
speed above15 mp h(2 0km/h) uptothemaxi‐
mum speed.
If yo ufa ilto adap tyo ur drivin gst yle, cruise con‐
tr ol can neither reduce therisk ofan accident
nor override thelaws ofphysics. Itcan nottak e
int oacc ount road, weather ortraf fic condi tions.
Cr uise contr olisonly anaid. The driver is
re sponsible forth edis tance totheve hicle in
fr ont, forve hicle speed, forbr aking ingood time
and forst ay ing inlane.
Mer cedes‑AM Gve hicl es:Cruis econtr olis
av ailable uptoamax imum speedof 155mp h
(250 km/h).
Displa ysinthemu ltifunct iondisp lay
The status ofcruise control and thestor ed
speed aresho wninthemultifunc tiondispla y. Dr
iving and parking 23
1

1
Cruise contro lis selec ted
2 Spee dis save d, cruise control isdeactiv ated
3 Speed issave d, cruise control isactiv ated
% The segmen tsbetween thestor ed speed and
th eend ofthesegment displaylight upin
th espeedome ter.
Sy stem limit s
Cr uise control ma ybe unable tomaint ainthe
st or ed speed onuphill gradients. Thestor ed
speed isresumed whenthegr adient evensout.
Ch ang eint oalowe rge ar ingood timeon long
and steep downhill gradients. Take par ticular
no te ofthis when drivin galaden vehicle. By doing
so,youwill mak euse oftheengine' sbr ak‐
ing effect. Thisre lie vesth eload onthebr ak e
sy stem and preve nts thebr ak es from overheat‐
ing and wearing tooqu ickl y.
Do notus ecr uise contr olinthefo llo wing situa‐
tion s:
R Intraf fic situ ations whichrequ ire freq uent
ch ang esofspee d,e.g .in hea vytraf fic, on
wi nding roads.
R Onslippe ryroads. Accel erati ng can cause
th edr ive wheels tolose tract ion and the
ve hicle could then skid.
R Ifyo uar edr ivin gwhen visibilit yis poor .
Ope ratin gcr uis eco ntr ol &
WARNIN GRisk ofacci dent dueto stor ed
speed
If yo ucall upthestor ed speed andthis is
lo we rth an your cur rent spe ed,th eve hicle
deceler ates. #
Take intoacc ount thetra ffic situat ion
bef orecallin gup thestor ed speed. Re
quirement s:
R ESP®
mus tbe act ivat ed, but notint erve ning .
R The driven spe edisat leas t15 mp h
(20 km/ h).
R The transmis sionisin positio n005B. #
Toactiv atecr uise contr ol: press rock er
switc h1 up. 232
Driving andparking

HOLD
functio n HOLD
functio n
The HOLD function holdsth eve hicle atast and‐
st ill wit hout requ iring youto depr essthebr ak e
pedal, e.g.while waitin gin traf fic.
The HOLD functionisonly anaid. The responsi‐
bility forth eve hicle safely standi ngstill remains
wit hth edr iver .
Sy stem limit s
The HOL Dfun ction isonl yint end edtoprov ide
assis tance when drivi ng and isno ta su fficien t
mean sof saf eguar dingtheve hicle agains tro lling
aw ay when statio nary.
R The incline mustno tbe great erthan 30%. Ac
tiv atin g/deac tivatin gthe HOL Dfunc tion &
WARNIN GRisk ofan acci dent dueto the
HOLD functio nbei ng activ ated whe nyo u
lea vetheve hicle
If yo ulea vetheve hicle while onlyth eHOLD
func tion isbraking theve hicle, theve hicle
can rollaw ay inthefo llo wing situat ions:
R Ifth er eis amalfunct ioninthesy stem or
in thepo we rsupp ly.
R Ifth eHOLD function isdeactiv ated by
depr essing theacceler ator pedal orbrak e
pedal, e.g.byave hicle occupant. #
Alw aysdeactiv ateth eHOLD function
and secur eth eve hicle agains tro lling
aw ay bef orelea ving theve hicle. *
NO
TEDama gefrom automatic braking If
one ofthefo llo wing functionsis switc hed
on, theve hicle brak es aut omatically incer‐
ta in situat ions:
R ActiveBr ak eAssi st
R ActiveDis tance AssistDIS TRONI C
R HOLD functio n
R ActivePa rking Assist
To avo iddamag eto theve hicle, deactiv ate
th ese systems inthefo llo wing orsimilar sit‐
uation s: #
Dur ing towing #
Inacar wash Re
quirement s:
R The vehicle isstatio nary.
R The driver's door isclosed ortheseat belton
th edr iver's side isfastened.
R The engine isrunning orhasbe en automati‐
cally switc hedoffby theEC Ostar t/ stop
funct ion. Dr
iving andparking 24
9

Multimedia
system:
4 © 5
Set ting s
5 Sch nellzugrif f(Quic kaccess) #
Select LowerWhenGettingIn On .
The vehicle islowe redto low leve l-2 tofacil i‐
ta te ent ering and exitin g.
% Further information onAIRMA TIC
(/ page250).
Lo we ring and raising there ar oftheve hicl e &
WARNIN GRisk ofentr apment from vehi‐
cle lowe ring
Whe nlowe ring theve hicle, people could
become trapped ifth eir limbs arebe tween
th eve hicle body andthetir es orunder neath
th eve hicle. #
Mak esur eno one isunder neathth e
ve hicle orintheimmediat evicinit yof
th ewheel arch es when theve hicle is
being lowe red. Re
quirement s:
R Allvehicle doorsar eclosed R
Ther eis no trailer coupled
R Ther eis no bicy clerack installed
R The batteryis suf ficie ntly charge d; ifnec es‐
sar y,star tth eengine
Lo we ring there ar oftheve hicl e #
Apply theelectr icpar king brak e. #
Shif tth etra nsmiss iontoposition 005D
(/ page200). #
Pull switc h1 intheright-h andcargocom‐
par tmen ttr im brief ly.
Indicat orlam p2 flashes untilth eve hicle
has been lowe red.
The vehicle islowe redat there ar axle by
appr ox.1. 5 in (40 mm) .When theve hicle has
been lowe red, indicat orlam p2 remains lit.
When there ar oftheve hicle hasbeen com‐
ple tely lowe red, indicat orlam p2 remains
lit.
Lo we ring isint erru pte din thefo llo wing situa‐
tion s:
R Ave hicle doorisopened
R Switc h1 ispulle dag ain
R The vehicle isbeing driven faster than
1. 2 mp h(2 km/h)
% The vehicle isaut omaticall yse tto theleve l
of themos tre cently select eddrive pr ogr am
if yo udr ive at spee dsgreat erthan 1.2 mp h
(2 km/ h). Dr
iving andparking25
7

If
indicat orlam p2 flashes twiceand there ar of
th eve hicle does notlo we r: #
Mak esur eth at there qu iremen tsareme t.
% Lowe ring there ar oftheve hicle allowsthe
ve hicle tobe loaded moreeasil y.Obser ve
th eno teson loadi ngtheve hicle when doing
th is (/ page12 7).
Ra ising there ar oftheve hicl e #
Che ckifth ebatt eryis suf ficie ntly charge d. If
nec essar y,star tth eengine. #
Pull switc h1 brief ly.
Indic ator lam p2 goes out.
The vehicle willberaised tothecur rently
sel ect edleve l.
% The vehicle isaut omaticall yse tto theleve l
of themos tre cently select eddrive pr ogr am
if yo udr ive at spee dsgreat erthan 1.2 mp h
(2 km/ h).
If th eve hicle canno tbe raised: #
Ensur eth at thebatt eryis suf ficie ntly
ch arge d; ifnec essar y,star tth eengine.
The raising proces scon tinues. E-
AC TIVE BODY CONT ROL Fu
nction ofE-AC TIVE BODY CONT ROL
E- AC TIVE BODY CONTR OLisan electr ohydr aulic
suspe nsion system withva riable dampingfo r
im prov ed driving comfort.The all-round leve l
contr olsystem ensur esthebes tpossible sus‐
pension andconstant groun dcle aranc e,eve n
wit haladen vehicle. When driving atspeed, the
ve hicle islowe redaut omatic allytoimprove driv‐
ing safetyand toreduce fuelconsum ption. The
suspen sionsetting isadjus teddependin gon the
ro ad sur face, vehicle loadandthedr ive pr ogr am
select ed.
The ROAD SUR FACE SCAN function detects
ar ea sof une venness inthero ad bef oreyo udr ive
ove rth em bymeans ofamultifu nctioncamera.
This reduces chassis movements.
The dam ping isadju sted individually toeac h
wheel anddepends onthefo llo wing fact or s:
R Driving style, e.g. spor ty
R Road con dition ,e.g .bum ps
R Drive pr ogram E-
AC TIVE BODY CONTR OLiscom prised ofthe
fo llo wing functionsand compone nts:
R ROAD SUR FACE SCAN
R Cur veinc linat ionfunc tion CURVE
R Recovery mode
R Individ ualwhee lcontr ol
R Airsusp ension withau tomatic leve lcon trol
R Speed -dependentlo we ring toreduce fuel
con sum ption
R Manual leve ladjus tment
R ADSPL US (Adap tiveDam ping System with
con stant adjus tment ofdam pingch aract eris‐
tic s)
R DYNA MIC SELE CTswitc hand leve lbutt on 258
Drivin gand parking