MERCEDES-BENZ GLS 2020 Owners Manual

Ov
ervie wof driving systems anddriving
saf etysy stems In
this sect ion, youwill find informa tionab ou t
th efo llo wing drivin gsy stems anddriving safety
sy stems:
R 360° Camer a(/ page27 8)
R ABS (Anti-lo ckBra king System)
(/ page21 9)
R ActiveDis tance AssistDIS TRONI C
(/ page 235)
R AIRMA TIC(/ page250)
R ActiveBr ak eAssi st(/ pag e225)
R ActiveLa ne Keeping Assist(/ page29 4)
R Start-of fassis t
R ATTENTION ASSIST(/ page28 7)
R BAS(B rake Assis tSys tem) (/ page220)
R Hill StartAs sis t(/ page24 8)
R DSR (Dow nhillSpe edRegulatio n)
(/ page 233)
R E-AC TIVE BODY CONTR OL(/ page258) R
EBD (Electr onicBrakeforc eDis tribution)
(/ page225)
R ESP®
(Elect ronic Stability Program)
(/ page22 0)
R Off-ro ad ESP®
(/ page22 3)
R ESP®
Cr oss wind Assis t(/ page22 4)
R ESP®
trailer stabiliz ation(/ page22 4)
R ActiveSpe edLimi tAssi st(/ pag e239)
R HOLD function (/page24 9)
R STEER CONTR OL(/ page 225)
R ActiveSt eer ing Assis twit hre scue lanefunc‐
tion (/page24 2)
R ActiveEmerg encyStop Assis t(/ page24 5)
R ActivePa rking Assist(/ page28 1)
R Parking AssistPA RK TRONI C(/ page26 9)
R Rear vie wcam era(/ page27 4)
R ActiveLa ne Chang eAssi st(/ pag e24 4)
R ActiveTr af fic Ja m Assi st(/ pag e24 6)
R Cruis econtr ol(/ page 231) R
Blind SpotAssis tand ActiveBli nd Spo tAssi st
wit hex itwa rning (/ page29 1)
R Traf fic Sign Assist(/ pag e289 ) Fu
nction ofABS The
Anti-loc kBr ak eSy stem (ABS )re gulat esthe
br ak epr essur ein critical driving situation s:
R Dur ing braking, e.g.atfull brak eapplication
or insuf ficie nttiretracti on, thewheels are
pr eve nted from lock ing.
R Vehicle steer ability whilebraking isensur ed.
If ABS interve nes when braki ng, youwill feel a
pulsing inthebr ak epedal. Thepulsating brak e
pedal canbeanindicat ionofhazar dous road
con dition sand canserveas are minder totak e
ex tra car ewh ile dr ivi ng.
Sy stem limit s
R ABSis act ive from speeds ofappr ox.5 mp h
(8 km/ h).
R ABSma ybe impair edorma yno tfunc tion ifa
malfunc tionhasoccurredand theye l‐
lo w 0025 ABSwa rning lam plight sup con tin‐ Dr
ivin gand parking 21
9

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

Influence
ofdrive pr og rams onESP®
The drive pr og rams enabl eESP ®
to adap tto dif‐
fe re nt we ather and road con dition sas wellas th
edr iver's prefer reddr iving style. Youcan
sele ctthedr ive pr ogr ams using theDY NA MIC
SELE CTswitc h(/ page19 8).
ESP ®
ch aract eristics perdrive pr og ram Dr
ive pr og ram
ESP®
mod e Cha
racter istics
A (Comf ort)
; (Econom y)
Ve hicl eswith E‑ACTIVE BODY CONT ROL:
N (CURVE) ES
P®
Comf ort These
drive pr og rams prov ide theideal balance
be tween traction and stabilit y.
Dr ive pr ogr am A isthedr ive pr og ram recom‐
mend edforall road con dition s.
Sel ect drive pr og ram A, Nor; both
in dryand particular lyin dif ficul tro ad con di‐
tio ns,suc has snow orice, orwhen thero ad is
we tfr om rain.
C (Sport)
ESP®
Spor t This
drive pr ogr am continues toofferst abilit y
but withaspor tysetup whic hallo wstheent hu‐
sias ticdriver amor eactiv edr iving style.
Select drive pr ogr am C ingood road con di‐
tio ns,fo rex am ple ondryro ads and clear
st re tche sof road. 222
Drivin gand parking

Dr
ive pr og ram
ESP®
mod e Cha
racter istics
B (Sport+)
ESP®
Spo rt+ The
vehicle's ownund ersteer ing and oversteer‐
ing charact eristic sar eacc entuated. This allows
a mor eact ive dr ivin gst yle to be adop ted.
Select drive pr og ram B ingood road con di‐
tio ns,fo rex am ple ondryro ads and clear
st re tche sof road.
Ve hicles withOf f-road package :
F (Off-road)
G (Off-road +)
Ve hicles without Off-road package :
F (Off-road) Of
f-road ESP®
Of f-road +ES P® These
drive pr og rams assi styouwhen drivin g
of f-ro ad.
Sel ect theF drive pr og ram foreasi lynego‐
tiabl eof f-r oad terrain, e.g.dir ttr ac ks,gr ave lor
sandy surfaces.
Sele cttheG drive pr og ram forro ugh terrain,
e.g .fo rst eep and/or unevente rrain orfordr iv‐
ing onrock yte rrain. Fu
nction ofOff-road ESP® Of
f-road ESP®
is activ ated aut omaticall ywhen
yo usele cttheF orG drive pr ogr am. It
int erve nes late rif th er eis ove rste er ing orunder‐
st eer ing, thus improv ing tract ion. Dr
ivin gand parking223

Ac
tiv atin g/deac tivatin gES P®
(E lectr onicSta‐
bil ity Prog ram) (veh icle swi thout Off-road
pac kage) Multimedia
system:
4 © 5
Set ting s5
Quick Access
% ESP®
can onlybe activ ated/deact ivat ed
using quick acc ess when atleas tone other
funct ionisavailable inqu ick acc ess. ESP®
can other wise befound intheAssist ance
menu.
Mer cedes‑AMG vehicl es:obse rveth eno tesin
th eSupplement .Ot her wise, youma yfa ilto rec‐
ogni zedangers. #
Sele ctESP .
A pr om ptappear s. #
Select Onor00BB Off.
ES P®
is deac tivated ifth e00BB ESP®
OFF warn‐
ing lam plight sup con tinuousl yin theins trument
clus ter.
Obser vetheinf ormation onwarning lam psand
displa ymess ages whic hma ybe sho wninthe
ins trumen tclus ter. Ac
tiv atin g/deac tivatin gES P®
(E lectr onicSta‐
bil ity Prog ram) (veh icle swi th Off-road pack‐
ag eor E-Ac tiv eBody Contr ol) #
Pullro ck er switc h1.
ES P®
is deactiv ated ifth e00BB ESP®
OFF warn‐
ing lam plight sup con tinuousl yin theins trument
clus ter. Obser
vetheinf ormation onwarning lam psand
displa ymess ages whic hma ybe sho wninthe
ins trumen tclus ter. Fu
nction ofESP ®
Cr osswind Assist ES
P®
Cr osswind Assistde tects sudde ngu stsof
side wind andhelps thedr iver tokeep theve hi‐
cle inthelane:
R ESP®
Cr osswind Assistis activ eat vehicle
speeds between appr ox.47 mp h(7 5 km/h)
and 125mp h(2 00 km/h) whendr iving
st ra ight ahead orcor ner ing slight ly.
R The vehicle isstabiliz edbymeans ofindivi d‐
ua lbr ak eapp lication onone side. Fu
nction ofESP ®
trailer stabil izatio n &
WARNIN GRisk ofacci dent inpoo rro ad
and weather condition s
In poor road and weather condition s,the
tr ai le rst abiliz ationcan notpr eve ntlurc hing of
th eve hicle/tr ailercombination. Trailer swit h 22
4
Drivin gand parking

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

pedes
trians, orreduce theef fects ofsuch acol li‐
sion .
If Ac tiveBr ak eAssi sthas detected arisk ofcolli‐
sion, awa rning tone sou nds and theL dis‐
ta nce warning lam plight sup intheins trument
clus ter.
Ve hicl eswith PRE-S AFE®
:depe nding onthe
cou ntry,an addit ionalhap ticwarning occursin
th efo rm ofslight, repeat edtensi oni ng ofthe
seat belt.
If yo udo notre act tothewa rning, autono mous
br akin gcan beinit iated incritic alsituat ions.
In espec iallycr itic alsituat ions,Ac tiveBr ak e
Assi stcan initia te aut onomo usbrakin gdir ect ly.
In this case, thewa rning lam pand warning tone
occu rsi mu ltane ously with thebr aking applica‐
tion .
If yo uappl yth ebr ak eyo urself inacr itical situa‐
tio nor appl yth ebr ak edur ing autonomous brak‐
ing, situation -dependen tbr aking assistance
occu rs.The brak epr ess ureincr eases uptomax‐
imum full-sto pbr aking ifnec essar y. If
aut onomous braking orsitua tion-dependent
br aking assistanc ehas occurred, displa y1
appear sin themultifunc tiondispla yand then
aut omaticall ygoes outafte ra shor ttime.
If th eaut onomous braking function orthesitua‐
tion -dependen tbr aking assistance istrig ge red,
additional preve ntiv emea suresfo roccupa nt
pr otect ion (PRE-S AFE®
)ma yalso beinitiat ed. &
WARNIN GRisk ofan acci dent caused by
limit eddetection perform anc eof Active
Br ak eAssi st
Ac tiveBr ak eAssi stcanno tal wa ys cle arly
ident ifyobje ctsand complextraf fic situ a‐
tions .
In such case s,Ac tiveBr ak eAssi stmight :
R Giveawa rning orbrak ewit hout reason
R Notgiv eawa rning ornotbr ak e #
Alw ayspa ycar eful attention tothetra f‐
fi c situ ation; donotre ly on ActiveBr ak e
Assi stalon e.Ac tiveBr ak eAssi stisonl y
an aid. Thedriver isresponsible for
maint ainingasui table distance tothe
ve hicle infront, vehicle speed andfor
br aking ingood time. #
Beprepar edtobrak eor sw erve ifnec ‐
essar y. %
Ifth esy stem isuna vailable, the00D4 displa y
appear sin themultifunc tiondispla y.
Als oob ser vethesy stem limits ofActiveBr ak e
Assi st. 226
Driving andparking

The
indiv idua lsub func tions areav ailab lein
th efo llo wing speed rang es:
The distance warning func tion issues awa rning
in thefo llo wing situat ions:
R From appr oximat ely4 mp h(7 km/h), ifyo ur
ve hicle iscritically closetoave hicle or pedes
trian, youwill hear anintermit tent
wa rning tone and theL distance warning
lam plight sup intheins trument cluster.
Ve hicl eswith PRE-S AFE®
:depe nding on
th ecount ry,an addition alhap ticwarning occ
ursin thefo rm ofslight, repeat edten‐
si oni ng oftheseat belt.
Br ak eimmediat elyortake evasiv eact ion,pr ov i‐
ded itis saf eto do soand thetra ffic situat ion
allo wsthis.
Th edis tance warning funct ioncan aidyouin thefo llo wing situations withan intermit tent wa rning tone and awa rning lam p: Ve
hicl es
tr av eling in
fr ont St
ation ary
ve hicl es Cr
oss ing
ve hicl es Mo
ving
pedes trians St
ation ary
pedes trians Cr
oss ing
cy cli sts Cy
clis tstrave l‐
ing infront St
ation ary
cy cli sts
Ve hicles
wit hout Driv‐
ing Assis‐
ta nce Pack‐
ag e Up
toappr ox.
15 5mp h
(250 km/h) Up
toappr ox.
50 mph
(80 km/ h) No
react ion Uptoappr ox.
50 mph
(80 km/ h) No
react ion Uptoappr ox.
37 mph
(60 km/ h) Up
toappr ox.
50 mph
(80 km/ h) No
react ion
Ve hicles with
Dr iving Assis‐
ta nce Pack‐
ag e Up
toappr ox.
15 5mp h
(250 km/h) Up
toappr ox.
62 mph
(1 00 km/ h) Up
toappr ox.
43 mph
(70 km/ h) Up
toappr ox.
50 mph
(80 km/ h) Up
toappr ox.
43 mph
(70 km/ h) Up
toappr ox.
43 mph
(70 km/ h) Up
toappr ox.
50 mph
(80 km/ h) Up
toappr ox.
43 mph
(70 km/ h) Dr
iving andparking22
7

The
autonomo usbraki ng func tionma yin te rv ene atspeed sst ar ting from appr oxima tely 4mp h(7 km /h)in the follo wing situations: Ve
hicl es
tr av eling in
fr ont St
ation ary
ve hicl es Cr
oss ing
ve hicl es Mo
ving
pedes trians St
ation ary
pedes trians Cr
oss ing
cy cli sts Cy
clis tstrave l‐
ing infront St
ation ary
cy cli sts
Ve hicles
wit hout Driv‐
ing Assis‐
ta nce Pack‐
ag e Up
toappr ox.
12 4mp h
(200 km/h) Up
toappr ox.
31 mp h
(50 km/ h) No
react ion Uptoappr ox.
37 mph
(60 km/ h) No
react ion Uptoappr ox.
37 mph
(60 km/ h) Up
toappr ox.
50 mph
(80 km/ h) No
react ion
Ve hicles with
Dr iving Assis‐
ta nce Pack‐
ag e Up
toappr ox.
15 5mp h
(250 km/h) Up
toappr ox.
62 mph
(1 00 km/ h) Up
toappr ox.
43 mph
(70 km/ h) Up
toappr ox.
43 mph
(70 km/ h) Up
toappr ox.
43 mph
(70 km/ h) Up
toappr ox.
43 mph
(70 km/ h) Up
toappr ox.
50 mph
(80 km/ h) Up
toappr ox.
43 mph
(70 km/ h) 228
Driving andparking