2020 MERCEDES-BENZ GLS SUV ABS

1
Spee dometer →
301
2 003E003D Turn signal lights →
156
3 Multifunction display →
306
4 0075 Restra int system →
623
5 Tach ome ter →
301
6 00BB ESP®
OFF →
631
00E5 ESP®
→
631
7 005E Rear foglight →
156
8 0057 Highbeam →
156
0058 Lowbeam →
155
0060 Parking lam ps →
155
9 ÿ Coolan tto oho t/c old →
625
A Coolant temp eratur edispla y →
301
B 0024 Electric pa rking brak e(yello w) →
628
C ± ActiveLa ne Chang eAssi st →
244
D 003D Electrica lma lfunctio n →
625 E
L Distance warning →
630
F 0025 ABSmalfun ction →
631
G Ù Electric po we rst eer ing malfunct ion →
624
H 0077 Tire pressur emonit or →
634
I 00B6 Fuelreser vewit hfuel filler cap locat ion
indic ator →
625
J Fuelleve lindic ator
K Elec tric par kingbr ak eapplied (red) →
628
0049 USAonl y
0024 Canada only
L Brak es(red) →
628
0027 USAonl y
004D Canada only
M 00E9 Seatbeltnotfa stened →
623
N 00B9 CheckEn gine →
625
O ä Suspension malfunction(red) →
630
ä Suspension malfunction(yello w) →
630 At
aglanc e– Indicat orand warning lam ps 11

&
WARNIN GRisk offire due toflammab le
mat erials onhotpar tsof theex haus t
sy stem
Flammable material suc has lea ves, grass or
twigs mayignit eif th ey come intocont act
wi th hotpar tsof theex haus tsy stem. #
When driving onunpavedro ads oroff-
ro ad, regular lych eckth eve hicle under‐
side. #
Remo vetrap pe dplants orother flam‐
mable material. #
Ifth er eis damag e,con sult aqu alif ied
spec ialistwo rkshop immediat ely. *
NO
TEDama getotheve hicle In
thefo llo wing situat ions,in par ticular ,th er e
is arisk ofdamag eto theve hicle:
R The vehicle becomes grounded, e.g.ona
high curb oran unpavedro ad R
The vehicle isdriven toofa st over an
obs tacle ,e.g. acurb ,spe edbump orpot‐
hole
R Ahea vyobject strike sth eunderbody or
ch assis components
In situatio nssuc has this, thebody ,th e
und erbody ,ch assis components,wheels or
tir es coul dbe damag edwithout thedamag e
being visible. Componen tsdamag edinthis
wa ycan unexpec tedly failor ,in thecase of
an acciden t,ma yno tabsorb theloads that
ar ise asintend ed.
If th eunderbody panelingisdamag ed,flam‐
mable materials suchas lea ves, grass or
twigs cancollect between theunderbody and
th eunderbody paneling.Thesematerials may
ignit eif th ey come intocont actwith hot
par tson theex haus tsy stem. #
Have theve hicle checkedand repair ed
immediat elyat aqu alif ied spec ialist
wo rkshop.
or #
Ifdr iving safetyis im pair edwhile con‐
ti nui ng your jour ne y,pull over and stop
th eve hicle immediat elyin accor dance
wit hth etraf fic condi tions,and cont act
a qu alif ied spec ialistwo rkshop. Ve
hicl eswith a48 Von-b oardele ctrical sys‐
te m (EQ Boo sttech nology) &
DANG ER Risk offata linj uryby touc hin g
damag edhigh -volt ageco mp onent s
Ve hicles witha48 Von-boar delectr icalsys‐
te m cont ainindivi dualhigh-v oltagecom po‐
nents. Thesehigh-voltagecom ponents are
under highvoltag e.
If yo umod ifycomp onent partsof these high-
vo ltag ecom pone ntsor touc hdamag edcom‐
pon entpar ts,yo uma ybe elec troc uted.
Hig hvo ltag ecom pone ntsma ybe damag ed
in an acc ident ,alt hough thedamag ema yno t
be visible. #
Neverper form modif icationstocom po‐
nent parts of high-v oltagecom ponents. 26
Gener alno tes

+
ENV
IRONM ENTALNOTEEnvironme ntal
da ma gedue tonon-ob servance ofpro‐
hi bi tio nsigns En
vironme ntal protect ion has prior ity.Tr eat
natur ewit hre spect. #
Besureto obser veprohibition signs. Chec
klistbef oredr iving off-r oad
Chec kth efo llo wing pointsbef oredr ivin gof f-
ro ad:
R Fuelleve l
R Engi neoille ve l:fill engin eoil up tothemaxi‐
mum leve lto ensur efull gradeability
(/ page47 9).
R Tire -cha ngeto ol kit and spar ewheel
R Tire sand wheels
% Further information aboutspecial all-terrain
tir es forre trof itti ng can beobtained from a
qu alif ied spec ialistwo rkshop. Of
f-road driving
Re ad this sect ionbeforedr ivin gyo ur vehicle off-
ro ad. Pract ice bydriving overmor ege ntle off-
ro ad terrain firs t.
R Observeth eno teson thecr oss-c ountr yABS
(/ page220).
R Ifneces sary,select theF orG drive
pr ogr am (vehicles withan Off-road package )
bef oredr iving off-r oad (/page19 8).
R Beforedr ivi ng off-r oa d, shi ftthetransf er
case totheLOW RANGEoff-r oa dge ar (vehi‐
cle swit han Offroad package )(/ page205 ).
R Selec ta ve hicle leve lsuit able forof f-r oad ter‐
ra in (/ page253). Toavo iddamagin gth e
ve hicle, makesur eth er eis alw ayssuf ficie nt
gr ou nd clearance .
R Alw ayske ep theengine running andingear
when drivin gon downh illgradien tsand
slope s.Obse rveth eno teson driving in
mount ainous terrain.
R Donotdr ive on unk nown terrain that isno t
easil yvisi ble and stay on mar kedro utes. R
Alw ayske ep thedoor sand windo wsclos ed
whi letheve hicle isin mo tion.
R Deactiv ateAc tiveDis tance AssistDIS TRONI C
and cruise contr ol.
R Adaptyo ur drivin gst yle to thete rrain.
R Donotuse theHOLD function onsteep
do wnhill oruphill gradients withslipper yor
loose surfaces.
Dr ivi ng on sand
Whe ndr ivi ng on sand ,al so obs erve thefo llo wing
ins truct ions :
R Selec tth eF drive pr og ram.
R Select ahighe rve hicle leve l.
R Shif tto alowe rge ar.
R Drive qu ickl yto overcome thero lling resis t‐
ance, other wise theve hicle maydig itself in.
R Drive in thetrac ks ofother vehicles ifpossi‐
ble. Makesur eth at thefo llo wing prereq ui‐
sit es areme t:
- The tireru ts areno tto odeep
- The sand isfirm enough 19
0
Driving and parking

Glide
mode canalso bepreve nted bythefo llo w‐
ing parame ters:
R Incline
R Downhill gradi ent
R Temp eratur e
R Height
R Speed
R Oper ating status oftheengine
R Traf fic situ ation Tr
ansf ercase Fu
nction ofthetransf ercase &
WARNIN GRisk ofskid ding and having
an acci dent whenin LO WRANGE onslip‐
per yro ad sur faces
If yo usele cttheLO WRANGE off-r oad gear
on aslippe ryroad sur face, thewheels could
lose traction inthefo llo wing situat ions:
R Ifyo ure lease theacceler ator pedal when
th eve hicle isin mo tion.
R Ifof f-r oad ABS interve nes when braki ng.
If th ewheels losetraction ,it will nolong erbe
possible tosteer theve hicle. #
Neversele cttheLO WRANGE off-r oad
ge ar when drivin gon slippe ryroad sur‐
fa ces. &
WARNIN GRisk ofacci dent whenth e
tr ans fercase isin neutr alposi tion
The transf ercase canbeinneutr alposi tion if
yo udo notwa itunt ilshif topera tioniscom ‐
ple te.The powe rtr ansmiss iontothedr iven
wheels isthen interru pted. The vehicle may
th er eb yinadv ertentl yro llaw ay. #
Waitunt ilth etra nsf ercase shiftoper a‐
tion iscom plete. This
funct ionisonl yav ailable invehicles with
Of f-road package .
Shif tth etransf ercase totheon- road posit ion
HIGH RANGEorintoth eLO WRAN GEoff-r oad
ge ar.
Do notswit choffth eengine during shif toper a‐
tion anddonotshif tth eaut omatic transmiss ion
to ano ther position . 20
4
Driving andparking

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

The
multimedia system suppor tscalls inHD
Vo ice ®
forim prov ed speec hqu alit y.Arequ ire‐
men tfo rth is isthat themobile phoneandthe
mobil ephone networkpr ov ider oftheper son
yo uar ecalli ngsuppo rtHD Voice ®
.
Depe ndingon thequ alit yof thecon nect ion,the
vo ice qualit yma yfluct uat e.
Connect ingamob ilephone
Re quirement s:
R Blue tooth®
is act ivat ed on themobile phone
(see themanuf acturer'soper ating instruc‐
tion s).
R Blue tooth®
is act ivat ed on themultimedia
sy stem (/ page37 2).
Mul timediasystem:
4 © 5
Phone
Sear ching fora mob ile pho ne #
Select í. #
Select Connect NewDevice. Co
nnectin gamob ile pho ne(au thor ization
usi ng Secure Sim plePairing) #
Selec ta mobile phone. #
Acode isdispla yedin themultimedia system
and onthemobile phone. #
Ifth ecodes match: con firm thecode on
th emobile phone.
% Forolde rmobil ephone models,ent eraone
to sixt een-digit numbercodeonthemobile
phone andonthemultimedia system for
aut hor izat ion.
% Upto15 mobil ephones canbeauthor ized
on themultimedia system.
Au thor ized mobile phones arere connect ed
au tomatical ly.
% The conn ectedmobile phonecanalso be
used asBlue tooth®
audio equipme nt
(/ page46 0).
Connect ingasecond mobilephone (two
ph one mod e)
Re quirement s:
R Atleas tone mobile phoneis alr eady connec‐
te dto themultimedia system viaBlue tooth®
. Multimedia
system:
4 © 5
Phone #
Select í. #
Select Connec tNew Devic e. #
Select themobile phone. #
Select Devicename 1+Devic ename 2.
The select edmobile phoneiscon nect edto
th emultimedia system.
Int erch angi ngmobi lephone s(tw ophone
mode)
Mul timedi asy stem:
4 © 5
Phone
Bo th mobil ephones aresho wnindivi duallyin
sepa rate tabs. #
Select theta bwit hth edesir edmobile
phone.
The mobile phoneintheselect edtabis the
mobil ephone inthefo re grou nd .
Wi th theexc eption oftelephon ese ttings ,th e
submenus inthete lephon emen ure lat eto
th emobile phoneinthefo re grou nd .In the 42
4
MBUX multimedia system

Obser
vethefo llo wing informa tion: Cleaning
Avoiding dama getothedecor ative fo il
R Forclea ning, useplenty ofwa terand amild cleaning agent without
add itivesorabr asive subs tances, e.g.a car shampooappr ovedfo r
Mer cedes-Ben z.
R Remo vedirtimmediat ely,wher epossible, whilstavo iding rubbing
to ohar d.Ther eis other wise arisk ofdamagi ngthedecor ativefo il
ir re par ably .
R Ifth er eis dir ton thefinis hor ifth edecor ativefo ilis dull: usethe
Pa int Cleaner recomme ndedandapprove dfo rMer cedes-Benz.
R Insect remains: soakwithinsect remo verand rinse offth etreat ed
ar eas afte rw ards.
R Birddr oppin gs:soak withwa terand rinse offaf te rw ards.
R Toprev ent waterst ains ,dr ya fo il-wr apped vehicle withasof t,
absorbent clothafte reve rycar wash. R
The service life and color ofdecor ativefo ils areim pair edby:
- Sunl ight
- Temp eratur e,e.g. hotair blower
- Weather condition s
- Stone chipping sand dirt
- Chemic alclean ingagent s
- Oilypr oduct s
R Donotuse polish onmatt edecorativ efo il. Po lishin gwill have theef fect
of shi ning thefo il-wrapped surface.
R Donottr ea tmatt eor stru ctur eddeco rativ efo ils wit hwa x.Pe rm anen t
st ains mayocc ur. Sc
ratche s,cor rosiv edeposits, areas affect ed by
cor rosion anddamag ecaused byinc orrect car e
canno tal wa ys be com pletely repair ed.Insuc h
cases, visitaqu alif ied spec ialistwo rkshop.
Yo ucan obtain mor einf ormat iononcar eand
cle anin gpr oduc tsfrom themanuf acturer. In
thecase offoil-wrapped surfaces, optica ldi f‐
fe re nces mayoccu rbe twee nth esur faces that
we renotpr otect edbyadec orativ efo ilaf te r
re mo ving adecor ativefo il. %
Have wo rkor repair sto decor ativefo ils car‐
ri ed out ataqu alif ied spec ialistwo rkshop,
e.g. inan aut hor ized Mercedes-Benz Center. Maint
enance andcare489