tires MERCEDES-BENZ GLA 2020 User Guide

Dri
vin gsa fet ysys tems Over
view ofdrivin gsa fet ysys tems
In this sec tion ,you willfindinfo rm ation about
th efo llow ing dri vin gsaf etysys tems :
R AB S(An ti-loc kBrak ing Syst em)
(Y page 60)
R BA S(Brak eAss istSyst em) (Ypage 61)
R Ac tive Brak eAs sis t(Y page 61)
R ES P®
(E lec tron icStabili tyProgr am)
(Y page 63)
R EB D(Elect ronicBrak efo rc eDist ribution )
(Y page 67)
R AD APTIV EBRA KE(Ypage 67)
R ST EERCON TROL (Ypage 67) Im
por tant safet ynot es
If you failtoadapt yourdrivin gst yle orifyou
are inat te nt ive ,th edri vin gsaf etysys tems can
ne ither reduce theris kof an acc iden tno r
ov err ide thelaws ofphys ics. Dr iving safety
sys tems are mer elyaids designed toass ist
dri vin g.
You arerespon sibleformain taining th edis -
ta nc eto theveh icle in fron t,forveh icle spe ed,
fo rbra king ingoo dtime, andforst ayin gin
lan e.Always adapt yourdrivin gst yle tosuit
th epre vail ing ro ad and weat hercond ition sand
main tain asaf edis tanc efrom theveh icle in
fr on t.Dr ive carefully.
The drivin gsaf etysys tems described only
wor kas effect ive lyas pos siblewhen there is
adeq uateco ntact between thetires and the
ro ad sur face.Plea sepay special atte nt ion to
th eno teson tires ,rec ommen dedminimum
ti re tread dept hs,etc. (Y page 306).
In win try dri vin gco nd ition s,always usewinter
ti res (M+ Stires )and ifne cessa ry,snow
ch ain s.On lyin this way willthedri vin gsaf ety
sys tems described inthis sec tion wor kas
ef fect ive lyas pos sible. ABS
(Anti-lock Brak ing System)
Gen eral inf orma tion AB
Sreg ulat esbra kepre ssu reinsuc haway
th at thewhee lsdo notloc kwhen youbrake. Thi
sallow syou tocontinue steer ing th eveh i-
cl e when braking .
The 0025 ABSwarn ing lamp intheinst rum ent
cl ust erligh tsup when theign ition isswit ched
on .It goe sout when theen gin eis run ning .
AB Swor ksfrom aspe edofabout 5mph
(8 km /h), regard lessof road- sur faceco nd i-
ti on s.AB Swor kson slip perysur faces, even
when youonlybra kegen tly.
Im por tant safet ynot es i
Obs
erveth e"Im portant saf etyno tes" sec -
ti on (Ypage 60). G
WAR
NING
If AB Sis malf unction ing, thewhee lsco uld
loc kwhen braking .The steer abili tyand
bra king charac teris tics would besev erely
aff ected. The reisan incr ease ddan ger of
sk iddi ngand acciden ts.
Dr ive oncar efully. HaveAB Sch ecke dimm e-
diat elyataqualif iedspecialis twor kshop .
Whe nAB Sis malf unction ing, other systems ,
in cludin gdri vin gsaf etysyst ems ,will also
bec omeinope rative .Obs erveth einfo rm ation
on theAB Swarn ing lamp (Ypage 234)and
dis play messageswhic hmay besho wninthe
in st rum entcl ust er(Y page 205).
Br ak ing X
IfABS interven es:continue todepr essthe
bra kepeda lvig orousl yunt ilth ebra king sit-
uat ion isov er.
X To ma keafu llbr ak eap plica tion: depr ess
th ebra kepeda lwit hfull forc e.
If AB Sinte rven es when braking ,you willfeel a
puls ing in thebra kepeda l.
The pulsating bra kepeda lcan beanindic ation
of haz ardous road cond ition s,and function sas
a rem inder totake extra car ewhil edri vin g.
Off -road ABS An
ABSsys tem spe cific ally suitedtooff-ro ad
te rrain isact ivat edaut omatically once theof f-
ro ad pro gram isact ivat ed(Ypage 170).
At spe eds belo w20 mph (30km/h), thefron t
whee lsloc kcyc lically during bra king .The dig-
gin g-in effect ach ieved inthepro cess red uce s 60
Dri
ving safet ysys temsSaf ety

Situat
ion-dependent brakingassis-
tance General
informat ion
i Observe
the"Important safetynotes" sec-
tion (Ypage 60).
With thehelp ofthe radar sensor system,
Act ive Brake Assist candetect obstacles that
are inthe path ofyour vehicle foranexten ded
period oftime.
If Act ive Brake Assist detectsa risk ofcollision
with thevehicle infront ,it calculates thebrake
pressure necessary toavoid acollision. Ifyou
apply thebrakes forcefully, <0056004C0057005800440057004C005200510010004700480053004800510047
0010[
ent braking assistance adaptstothe situation
and automatically increasesthebrake pres-
sure toadegree appropriate tothe traffic sit-
uation.
Situation- dependent brakingassistance pro-
vides braking assistance inhazardous situa-
tions atspeeds above4mph (7km/h). Ituses
radar sensor technology toassess thetraffic
situation.
Situation- dependent brakingassistance is
capable ofreacting tomoving objectsthat
have already beendetect edassuch atleast
once overtheperiod ofobservation, upto
vehicle speeds ofaround 155mph
(250 km/h).
Situation- dependent brakingassistance can
also detect stationary objects,up tovehicle
speeds ofaround 44mph (70km/h).
X Keep thebrake pedaldepressed untilthe
emergency brakingsituation isover.
ABS prevent sthe wheels fromlocking.
The brakes willwork normally againif:
R you release thebrake pedal
R there isno longer anydanger ofacollision
R no obstacle isdetect edinfront ofyour vehi-
cle
Situation- dependent brakingassistance isthen
deactivated.
Import antsafety notes
i Observe
the"Important safetynotes" sec-
tion fordriving safetysystems (Ypage 60). G
WARNING
Act ive Brake Assist doesnotreact:
R to persons, bicycles, motorcyclesorani-
mals
R to approaching vehicles
R to cross traffic
R on bends
As aresult, Active Brake Assist cannot inter-
vene inall critical situations. Thereisarisk
of an accident.
Always paycareful attentiontothe traffic
situation andbeprepared tobrake. G
WARNING
Adaptive BrakeAssist cannot alwaysclearly
identify objectsand complex trafficsitua-
tions.
In such cases, Adaptive BrakeAssist might:
R interv eneunnecessarily
R not interv ene
There isarisk ofan accident.
Always paycareful attentiontothe traffic
situation andbeready tobrake. Terminate
the interv ention inanon- critical drivingsit-
uation.
Due tothe nature ofthe system, complex but
non- critical drivingcondition smay alsocause
Act ive Brake Assist tointerv ene.
Even ifAct ive Brake Assist isnot availa bledue
to amalfunction inthe radar sensor system,
the brake system isstill availa blewith full
brake boosting effectandBAS. ESP
®
(Ele ctronic Stability Program)
General notes i
Observe
the"Important safetynotes" sec-
tion (Ypage 60).
ESP ®
monitor sdriving stability andtract ion,
i.e. power transm issionbetween thetires and
the road surface.
If ESP ®
detect sthat thevehicle isdeviating
from thedirection desiredbythe driver, oneor
more wheels arebraked tostabilize thevehi- Driving
safetysystems
63Safety Z

when
thetraffic situation permits.If you are
unsur e,pull over toasafe locat ionand stop
befo reoper atingth etele phon e.
Bear inmin dth at ataspeed ofonly 30mph
(appro ximately 50km/h), thevehic lecov ers a
dist anceof 44 ft(appro ximately 14m)per
sec ond .
Drive sensibly –sav efuel Obser
vethefollo wing tipstosave fuel:
R The tires should always beinflated tothe
rec omm endedtirepres sure.
R Remov eunn eces sary loads.
R Remov eroof rackswhen they are not nee-
ded.
R Warm uptheeng ineatlow enginespeeds .
R Av oid frequent accelerat ionorbrak ing.
R Have allmain tenanc ework carried outas
indic ated bytheserv iceinterv als inthe
Maint enanceBoo klet orby theserv iceinter-
val display.
Fuel consumpt ionalso increase swhen driving
in cold weath er,instop- start traffic andinhilly
ter rain .
Drink ingand driving G
WAR
NING
Dr ink ing and drivingand/ ortak ing drugs
and drivingare verydang erous combina-
tio ns.Ev en asmall amoun tof alcoh olor
drugs canaffectyour reflexe s,perc eptions
and judg men t.
The poss ibilityof aserio usoreven fatal
acc iden tis great lyinc rease dwhen youdrink
or tak edrugs anddrive.
Do not drinkor tak edrugs anddriveor allow
anyon eto driv ewho hasbeen drinkingor
tak ing drugs .
Emiss ioncontr ol G
DANGER
Combust ionengines emit poison ous
exh aust gases suchascar bon mon oxide.
In halin gth ese exhaust gases ishazar dous to
healt hand canresult inpoison ing.Ther eis a
risk offat alinj ury. Ther efore,nev erleave the eng
inerunningan enc losed spacewith out
adequat even tilat ion.
Cert aineng inesyst ems aredesign edtokee p
th elevel ofpoison ouscom ponentsin exh aust
fume swith inlegal limits.
These systems onlywork atpeak efficien cyif
th ey are serv iced exactlyinacc ordan cewith
th eman ufact urer'sspec ification s.Always have
work ontheeng inecarried outataqualified
spec ialist workshop. Mercedes- Benzrec om-
men dsthat you useanautho rized Merc edes-
Ben zCent erfor this purpos e.In part icular ,
work relevanttosafet yor on safet y-relate d
syst ems must becar ried outataqualified spe-
cialis twork shop.
The enginesettings must notbechan ged
under anycircums tances .Furt herm ore,all
spec ificserv icework must becar ried outat
regular interv als and inacc ordan cewith the
Merc edes- Benzserv icerequir ements.Det ails
can befoun din theMaint enanceBoo klet. ECO
display
The ECO display showsyouhow econom ical
your drivingstyle is.The ECO display assists
you inachie vingth emost econom icaldriving
st yle fortheselec tedsettings and prev ailing
con ditions .Your drivingstyle can significant ly
inf luenc eth evehic le'sconsumpt ion. 0043
Accele ration
0044 Coast ing
0087 Cons tant
0085 Add itional rangeachie ved
Range 0085isshown underBonusfr. Start Bonu
sfr. Start
and represen tstheaddit ional rangeachie ved
sin ce thebegin ningof thejour ney asaresult
of an adapte ddriv ingstyle.
If th efuel level hasdropp edintoth erese rve
ran ge, theFuel Low Fuel
Lowmess ageisshown inthe
mult ifunction display instead ofran ge0085. The
00B6 warninglamp intheins trumen tclust er
also lightsup (Ypage 239). Drivin
gtip s
149Driving andparking Z

For
this reason, inthe event ofhea vyrainor in
condi tions inwhi chhydrop laning mayoccur ,
yo umus tdri ve inthe follow ing manne r:
R low eryour spe ed
R avo idruts
R avo idsud den steer ingmove ments
R bra kecare fully
Dri vin gon floode droads !
Bea
rin mind thatvehicles trave ling infront
or inthe oppositedir ectio ncrea tewa ves.
Thi smay causethe maxi mum permiss ible
wa ter dep thto be excee ded.
Fai lure to obs erve these notes mayresultin
da mag eto the engi ne,electrica lsy stems
and transmi ssion.
If yo uhav eto drive on stretche sof roa don
whi chwater has collected ,ple ase bearin mind
that:
R in the case ofstand ingwater, thewater
lev elmay beno higher than theloweredg e
of the vehi clebod y
R youshou lddri ve no faster than walking pace Win
terdrivi ng G
WARNI
NG
If yo ushi ftdow non asli ppe ryroa dsur face
in an attemp tto increa sethe engi ne's brak-
ing effe ct,the drive whe elscou ldlos ethei r
gri p.The reisan increa seddanger ofskid -
ding andaccidents.
Do not shiftdow nfor additi onal enginebra k-
ing onasli ppe ryroa dsur face . G
DA
NGER
If the exha ustpipeis blo cked oradequ ate
ventil ation isnot possible, poi sonou sga ses
such ascarb onmonoxi de(CO) may enter
the vehi cle. Thisis the case ,e.g. ifthe vehi -
cle beco mestrapped insnow .The reisarisk
of fata linjur y.
If yo ulea vethe engi neorthe auxili ary heat-
ing runni ng,make surethe exha ustpipeand
are aaro und thevehi cleare clea rof snow .
To ensu rean adequ ate supplyoffresh air, ope
nawi ndow onthe sideof the vehi cle
that isnot facinginto thewind.
Have your vehi clewinter-pro ofedataqu alifi ed
spe cialist wor kshop atthe onset ofwinter.
Drive particu larly care fullyon slippe ryroa d
sur face s.Avoid sudden acce leration, steer ing
and braking mane uvers.Do not use cruise
control orActive DistanceAssistDISTR ONIC.
If the vehi clethrea tenstoskid orcannot be
stopp edwhe nmovi ngatlow speed:
X Shift thetransmi ssion topos ition005C.
X Try tobring the vehi cleund ercontrol using
corre ctive steering.
The outsid etempe ratureindi cator isnot
des igne dto serve asan ice-w arningdevi ce
and isthere foreunsu itable forthat purpos e.
Cha nges inthe outsid etempe ratureare dis-
pla yedafte ra shor tdel ay.
Indi cated tempe raturesjust above thefree zing
poi ntdo not guara ntee thattheroadsur face is
free ofice. The roadmay stillbe icy,esp ecia lly
in woo ded areasoron bridge s.
You shou ldpa yspe cialattenti ontoroa dcon-
diti ons whentempe raturesare around freezing
poi nt.
For more informationondriving with snow
chai ns,see (Ypage 308).
For more informationondriving with sum mer
tires ,see (Ypage 307 ).
Obs erve thenotes inthe "Winter operation"
secti on(Ypage 307 ). Off-ro
addrivi ng
Impo rtant safetynotes G
WARNI
NG
If yo udri ve on asteep inclineatan angl eor
turn whendri ving onanincli ne,the vehi cle
cou ldslipsid eways, tip and rollov er. The reis
a risk ofan acci dent.
Alw aysdri ve on asteep inclineinthe line of
fal l(stra ightup ordow n)and donot turn the
vehi cle. Dri
vin gtips
153Drivin gand parking Z

G
WARNING
Flamma blemateria lsuch aslea ves, grass or
twigs mayignite ifthey come intocontact
with hotparts ofthe exhau stsystem. There
is arisk offire.
When drivingon anunpa vedroad oroff-
road ,check thevehicl eunders ideregu larly.
In particu lar,remove trappedpla ntparts or
other flamma blemateria l.Contact aqua li-
fied speci alist worksho pimmed iatelyif dam-
age isdetected.
! There
isarisk ofdama getothe vehicl eif:
R the vehicl ebecome sstuck, e.g.onahigh
curb oran unpa vedroad
R you drive toofast over anobstacl e,e.g. a
curb, aspee dbump orapothol ein the
road
R ahea vyobject strikes theunderb odyor
parts ofthe chassi s
In situa tions likethis, thebody ,the under-
body ,chassi sparts, wheelsor tires couldbe
dama gedwitho utthe dama gebeing visib le.
Comp onents damagedinthis way canunex-
pectedl yfail or,inthe case ofan accide nt,
no longer withsta ndthe loadsthey are
desi gned to.
If the underb odypanel ingisdama ged,com-
bus tible materia lssuch aslea ves, grass or
twigs cangather betweenthe underb ody
and theunderb odypanel ing.Ifthese materi-
als come incontact withhotparts ofthe
exhau stsystem, theycancatch fire.
In such situations, havethevehicl echecked
and repa iredimmed iatelyat aqua lified spe-
cial istworksho p.Ifon continuing yourjour-
ney you notice thatdrivingsafety is
impa ired,pul lover andstop thevehicl e
immed iately,pay ing attention toroad and
traffic conditions. Insuch cases, consult a
qua lified speci alist worksho p.
The vehicl eis only designed foreasi lynegotia -
ble off-road terrainandpoor roadsurfaces.
When drivingoff-road ,sub stances suchas
sand, mudandwate ror wate rmixed withoil
may getinto thebrakes .This couldresu ltin a
redu cedbraki ngeffect orintotal brake failure
and alsoin increas edwea rand tear. Thebrak-
ing chara cteristics changedepending onthe
materia lentering thebrakes .Cle anthe brakes
after drivingoff-road .If you detect aredu ced braki
ngeffect orgrindi ngnoises ,have the
brake system checked inaqua lified speci alist
worksho pas soon aspossi ble.Adapt your
drivi ngstyle tothe differ entbraki ngchara cter-
istics.
Driving off-road increasesthe likel ihoo dof
dama getothe vehicl e,whi ch, inturn, canlead
to fail ure ofthe mechani calasse mbly orsys-
tems. Adapt yourdrivi ngstyle tosui tthe ter-
rain conditions. Drivecarefu lly.Have damage
to the vehicl erectified immediatelyat aqua li-
fied speci alist worksho p.
Do not shift intotransmissi onposi tion 005C
when drivingoff-road .You couldlose control
of the vehicl eif you attempt tobrake thevehi-
cle using the service brake.Ifthe grad ientis
too steep foryou rvehicl e,drive backdownin
reverse gear.
Gene ralnote s H
Envi
ronmental note
Protection ofthe environment isof prima ry
importa nce.Treatnature withrespe ct.
Observe allprohi biting signs.
Rea dthis section carefullybefore drivingyou r
vehicl eoff-road .
Off-road drivingisonly possi blewith the
ON&OFFROAD package.
The followi ngdrivi ngsystems arespeci ally
ada pted fordrivi ngover easilynegotia bleoff-
road terrain:
R Off-road program(Y pag e170)
R Off-road ABS(Ypag e60)
R Off-road 4ETS(Ypag e64)
R Off-road ESP®
(Y pag e66)
R DSR (Downhi llSpeed Regulation)
(Y pag e169)
Observe thefollowi ngnotes:
R Stop thevehicl ebefore starting todrive
alo ng anoff-road route.Ifnecessa ry,acti-
vate theoff-road program(Y pag e132) .
R To avoi ddama gingthevehicl e,make sure
there isalw ayssuffi cient groundclea rance.
R Che ckthat items oflug gage andloadsare
stowed safelyand arewellsecure d
(Y pag e256).
R Alwa yskeep theengine running andingea r
when drivingon adow nhill gradient. Acti-
vate DSR (Ypag e169) . 154
Drivi
ngtipsDrivi ngand parking

R
Driv eslow lyand evenly,if nece ssaryat a
wa lking pace.
R Ensu retha tthe wheelsarein conta ctwith
the ground atalltime s.
R Driv ewi th extre mecareon unf amilia roff -
roa drou tes where visibility ispo or. For
sa fety reasons ,ge tou tof the vehiclefir st
and surve ythe off-roa drou te.
R Ch eck thedepth ofwa ter befor efor ding riv-
ers and streams.
R Wa tch outfor obsta cles.
R Take car ewh en turning onanuphillor
do wnh ill sl op eor wh en drivin gacr oss a
sl op e.The vehiclecou ldothe rwise tip ove r.
R Alw ayskee pthe side windo wsand thepan-
ora ma roofwi th powe rtil t/sl iding panel
clo sed durin gthe journey .
R Do not devia tefro mma rked routes.
R Do not usethe HOLD functio nwh en drivin g
off -roa d,on stee pup hillor downh ill gra di-
ents oron slip pe ry or loose surfa ces .The
HOLD functio ncanno thol dthe vehicleon
su ch surfa ces .
Ch eckli st before driv ingof f-ro ad X
En gine oille ve l:che ckthe engineoille vel
and addoilif nece ssary.
Wh endrivin gon stee pgra dients ,the engine
oi lle vel mustbe sufficie ntly high toens urea
corr ectoilsu pp lyin the vehicle.
X Whe elsand tires:che ckthe tire trea d
de pth and tirepressu re.
X Ch eck fordama geand remove anyforeign
ob jects ,e.g .sma llstone s,fro mthe wheels/
tire s.
X Re place anymissing valve cap s.
X Re place dented ordama gedwh eels.
X Rims :de nted orbent rim scan resultin a
lo ss oftire pressu reand dama gethe tire
be ad.Befo redrivin goff -roa d,che ckthe
wh eelsand replace the mifnece ssary.
Ch eckli st afte rdriv ingof f-ro ad !
If
yo ude tect dama getothe vehicleaf ter
dri vin goff -roa d,have the vehicleche cked
imm ediatel yat aqu alifi ed speci alistwo rk-
sho p.
X Dea ctivate off-roa dpro gram(Y page 132) .
X Dea ctivate DSR (Ypage 169 ). X
Clea nthe headlamps andrearlights and
che ckfor dama ge.
X Clea nthe frontand rearlicens eplate s.
X Clea nthe wheelsand tireswi th awa ter jet
and remove anyforeign objects .
X Clea nthe wheels,wh eelhou sings and the
veh icleund erside wi th awa ter jet; checkfor
any foreign objects anddama ge.
X Ch eck wheth ertwi gsorothe rpa rts ofplants
ha ve become trapped.The seincr ease the
ris kof fireand candama gefuel pipe s,bra ke
hos esorthe airbe llow sof the axlejoi nts
and propeller sha fts.
X After thetrip,exa min ewi thou tfa ilthe entire
und erca rriag e, wh eels,tire s,bra kes ,bo dy-
wo rkstru ctur e,stee ring,cha ssisand
exh aust system fordama ge.
X After drivin gin sand, mud,gra vel,wa ter or
si mil ardirty cond itions, have the followi ng
che cked andcleane d:
R bra kediscs
R wh eels
R bra kepads
R axl ejoi nts
X Ifyo ude tect strongvibratio ns after off-roa d
tra vel ,che ckfor foreign objects inthe
wh eelsand drive trainand remove themif
nece ssary.Fore ign ob jects candistu rbthe
ba lance and causevibratio ns.
Driv ingoverpo or roa dsu rfa ces place sgre ater
de ma nds onyour veh icletha ndri vin gon nor-
ma lroa ds.After drivin goff -roa d,che ckthe
veh icle. Thi sal lo ws youto detect dama ge
pro mptl yand reduce theriskof an acc ident to
yo ursel fand othe rroa dus ers .
Dri ving on san d Ob
ser vethe followi ng ruleswh en drivin gon
sa nd:
R Activ atethe off-roa dpro gram(Y page 132 ).
R Avoi dhigh eng inespee ds.
R Use theleft-ha ndstee ringwh eelpa dd le
shi fter toshi ftto alowe rge ar appro priate to
the terrain. Dr
ivi ng tips
155Dr ivi ng andparki ng Z

Canc
elingst art -off assis t
X Remo veyour footfr om theacc eler ator
pedal.
X React ivateES P®
. RACE
START (Mer cedes -AMGvehi -
cles)
Imp ortant safety notes i
RACE
START must notbe used onnorm al
road s.RACE START must onlybe act ivat ed
and used ondedic atedroad circuit s,out side
of public roaduse.
i RACE
START ison lyavailab lein
Mer cedes‑AM Gveh icles. G
WAR
NING
If you useRACE START ,ind ivid ual tires may
st art tospin andtheveh icle could skid.
De pen dingon thesele cted ESP®
mod e,
th ere isan increas edriskof skiddin gand
havi nganacc iden t.Mak esure that no per -
son s,anim alsorobst aclesare within range
of theveh icle.
RACE START enables optimal acceler ation
fr om ast and ingstart .For this, asuit ably high-
grip road surface isreq uired andtheveh icle
and tires must beingood workingorder.
i Obse
rveth esafe tyno teson driv ingsafe ty
syst ems (Ypage 60).
Be sure toread thesafe tyno tesand infor-
mat iononESP®
(Y page 63).
Cond itions foractivation You
canactivat eRACE START if:
R thedoor s,hood andthetrunk lidare closed.
R theen gin eis run ningand thetrans mis sion ,
all- wheel driveclut chand theen gin eare at
oper atingte mper ature.
R thest eer ing wheel isin thest raigh t-ahead
posi tion.
R theveh icle isstatio naryand thebrak epedal
is depr essed(lef tfoo t).
R thetrans mis sion isin posi tion005B.
R driv epro gram S,S+ orRACE issele cted
(Y page 133) Activ
ating RACE START X
De pre ssthebrak epedal withyour leftfoot
and keep itdepr essed.
X Pull and hold bothsteer ing wheel paddle
shif ters.
X The RACESTA RTConfirm:Paddle UP RAC
ESTA RTConfirm:Paddle UP
Can cel:Pad dle DOWN Can
cel:Pad dle DOWNmes sage appear sin
th emult ifunction displ ay.
X Release bothsteer ing wheel paddle shifters.
i If
th eact ivat ion condi tions are nolonger
fulf illed, RACE START iscan celed. The
RAC ESTA RTNot PossibleSee Opera‐ RAC
ESTA RTNot PossibleSee Opera‐
tor 'sManual tor
'sManual message appear sin themul-
tif unc tiondispl ay.
X To cancel :pull theleft steer ing wheel pad-
dle shifter(Y page 140).
or X To confi rm:pull therigh tst eer ing wheel
paddle shifter(Y page 140).
The RACESTA RTAvailable Depress RAC
ESTA RTAvailable Depress
gas pedal gas
pedalmes sage appear sin themult i-
fun ction displ ay.
i If
you donotdepr esstheacc eler atorpedal
wit hin afew seconds, RACE START iscan -
cel ed. The mult ifunction displ aysho wsthe
RAC ESTA RTCanceled RAC
ESTA RTCanceledmes sage.
X Fully depresstheacc eler atorpedal.
The engin espee dis inc reas ed.
The RACESTA RTReleasebra keto RAC
ESTA RTReleasebra keto
sta rt sta
rtmes sage appear sin themult ifunction
displ ay.
i If
you donotrele ase thebrak epedal
wit hin asho rttim e,RACE START willbecan -
cel ed. The mult ifunction displ aysho wsthe
RAC ESTA RTCanceled RAC
ESTA RTCanceledmes sage.
X Tak eyour footoff thebrak e,but keep the
acc eler atorpedal depressed.
The vehicle pulls away atmax imum acceler -
atio n.
The RACESTA RTActive RAC
ESTA RTActive message appear s
in themult ifunction displ ay.
RACE START isdeac tivate dwhen theveh icle
reac hesaspee dof appr oximat ely50km/h.
RACE START isdeac tivate dimm ediat elyifyou
rele ase theacc eler atorpedal duringRACE
ST ART orifany oftheact ivat ion condi tions are
no longer fulfilled. TheRACESTA RTNot Pos‐ RAC
ESTA RTNot Pos‐
sib leSee Operator'sMan ual sib
leSee Operator'sMan ual orRAC E RAC
E
STA RTCanceled STA
RTCanceledmes sage appear sin themul-
tif unc tiondispl ay. Driv
ingsyst ems
167Drivingand parking Z

i
If
RACE START isused repea tedlywithin a
short period oftime, itis only available
aga inafter thevehicle hasbeen driven a
certain distance. AMG
adapt ivesport suspensi onsys-
tem
Gene ralnotes The
electronical lycontrolled dampingsystem
works continuously .This improves driving
safety andride comfort.
The dampi ngistuned individ uallyto each
wheel anddepends on:
R you rdriving style,e.g.sporty
R the road surface condition, e.g.bumps
R you rindivid ualselection ofSport orCom-
fort
The suspe nsion setting isadjusted usingthe
corresponding buttoninthe center console.
i The
mode canalso beset using theAMG
DYNAMIC SELECTcontroller (Ypage 133).
Each timeyoustart theengine withtheSmart-
Key orthe Start/St opbutton, Comfort mode
is activated. Forfurther information about
starting theengine, see(Ypage 125).
Sport mode The
firmer setting ofthe suspe nsion tuning in
Sport modeensures evenbetter contact with
the road. Select thismode whenemploy inga
sporty driving style,e.g.onwindi ngcountry
roads.
X Press button 0043.
Indicator lamp0044lights up.You have selec-
ted Sport mode. The
AMG Suspension SystemSPORT AMG
Suspension SystemSPORTmes-
sage appearsinthe multifu nctiondisplay.
Comfort mode In
Comfort mode,thedriving characteristics
of you rvehicle aremore comfortable. Select
this mode ifyou favor amore comfortable driv-
ing style, butalso when driving fastonstraight
roads, e.g.highw ays.
X Press button 0043aga inso that indicator
lamp 0044goes out.
You have selected Comfort mode.
The AMG Suspension SystemCOMFORT AMG
Suspension SystemCOMFORT
messag eappe arsinthe multifu nctiondis-
pla y. 4MATIC
! Never
towthevehicle withoneaxle raise d.
This may dama gethe differentia l.Damage
of this sort isnot covered bythe Mercedes-
Benz Limited Warranty.Allwheel smust
remain eitheronthe ground orbe fully
raise d.Observe theinstructions fortowing
the vehicle withallwheel sin full contact
with theground.
4MATIC, togetherwithESP®
,improves the
traction ofyou rvehicle whenever adrive
wheel spinsduetoinsufficie ntgrip.
If you failtoada ptyou rdriving style,4MATIC
can neither reducetherisk ofaccident nor
override thelawsof phys ics.4MATIC cannot
take account ofroad, weather andtraffic con-
ditions. 4MATIC isonly anaid.You arerespon-
sibl efor the distance tothe vehicle infront, for
vehicle speed,for braking ingood timeandfor
stayi nginyou rlane.
If adrive wheel spinsduetoinsufficie ntgrip:
R Only depres sthe accelera torpeda las far as
necessary whenpulling away.
R Accelerate lesswhen driving.
i In
wintry driving conditions, themaximum
effect of4MATIC canonly beachieve difyou
use winter tires(M+S tires),with snow
chains ifnecessary . 168
Drivi
ngsystemsDrivi ngand parking

Problems
withParking AssistPARKTRONIC Problem
Possible
causes/co nsequences and0050 0050
Solutions Only
thered segments
in the Parking Assist
PARKTRONIC warning
display sare lit.You also
hear awarning tonefor
approximately twosec-
onds.
Parking Assist
PARKTRONIC isthen
deactivated andthe
indicator lamponthe
PARKTRONIC button
lights up. Parking
AssistPARKTRONIC hasmalfunction edand hasbeen deac-
tivated.
X Ifproblems persist,haveParking AssistPARKTRONIC checkedat
a quali fiedspecialist workshop. Only
thered segments
in the Parking Assist
PARKTRONIC warning
display sare lit.Parking
Assist PARKTRONIC is
then deactivated. The
Parking AssistPARKTRONIC sensorsaredirty orthere isinter-
ferenc e.
X Clean theParking AssistPARKTRONIC sensors(Ypage 283).
X Switch theignition backon. The
problem maybecaused byan extern alsource ofradio orultra-
sound waves.
X Check tosee ifParking AssistPARKTRONIC worksatadifferent
location. Active
Parking Assist
General notes Act
ive Parking Assistisan electron icparking
aid with ultrasound. Itmeasures theroad on
both sides ofthe vehicle. Aparking symbol
indicates asuitable parkingspace.Active
steering intervention andbrake application
can assist youduring parking andwhen exiting
a parking space.Youcanalso stilluse Parking
Assist PARKTRONIC (Ypage 171).
Import antsafety notes Act
ive Parking Assistismerely anaid. Itis not
a replacement foryour atten tiontoyour imme-
diate surroundings. Youarealwa ysresponsi-
ble forsafe maneuvering, parkingandexiting a
parking space.Makesurethatthere areno
persons, animalsorobject sin the maneuver-
ing area when youaremaneuvering orparking.
When Parking AssistPARKTRONIC isdeactiva-
ted, Active Parking Assistisalso unavaila ble. G
WARNING
While parking orpulli ngout ofaparking
space, thevehicle swingsoutand candrive
onto areas ofthe oncomin glane. Thiscould
cause youtocollide withother roadusers or
object s.There isarisk ofan accident.
Pay atten tiontoother roadusers orobject s.
Stop thevehicle ifnecessary orcancel the
Act ive Parking Assistparking procedure.
! If
they cannot beavoided, driveover
obstacles suchascurbs slowly andatan
obtuse angle.Otherwise, youmay damage
the wheels ortires.
Act ive Parking Assistmaypossibly indicate
parking spaceswhicharenot suitable forpark-
ing, forexample:
R where parking orstopping isprohibited
R in front ofdriveways orentr ances andexits
R on unsuitable surfaces 174
Driving
systemsDriving andparking

R
ifthe camer alens isdirt yor obst ructed.
Obser vethe noteson clean ing
(Y page 284)
R ifthe rear ofyour vehic leisdamaged. Inthis
case, havethecamer aposit ionand setting
chec kedataqualified specialist workshop.
The field ofvision andotherfunc tionsof the
rear view camer amay berest ricteddue to
addition alacc essor iesonthe rear ofthe vehi-
cle (e.g. licenseplate holder ,rear bicyc le
rack ).
i The
contrast ofthe display maybeaffec -
ted bythe sudden presenceof sunligh tor
oth erlight sourc es,e.g. when exitinga
garage. Payparticular attent ion inthis situa-
tion .
i If
usability issever elyrest ricted, e.g. due
to pixel errors,have thedisplay repairedor
replac ed.
Activa ting/d eactivating therea rview
cam era X
To acti vate:make surethattheSmar tKey
is in posit ion0048inthe ignit ionlock .
X Make surethattheActi vationbyRgear Acti
vationbyRgear
func tion isselec tedinthe multim ediasys-
tem ;see theDigit alOperat or'sManual.
X En gage reversegear.
The area behin dthe vehic leisshown with
guide linesinthe multim ediasystemdis-
play.
The image fromthe rear view camer ais
available throughout themane uverin gproc -
ess.
To deact ivate:the rear view camer adeact i-
vate sif you shift thetransm ission to005D or
aft erdrivin gfor wards ashor tdist ance.
The innersegme ntsof the warnin gindic ator
are displayed inred ifthe reisacom plete sys-
tem failure. Theindic atorlamp inthe
PARK TRONIC buttonlight sup.
If the syst emfails atthe rear ofthe vehic le:
R the rear segme ntsare shown inred when
back ingup.
R the rear segme ntsare hidden whendriving
for wards. Messa
gesinthemu ltim edia system
disp lay The
rear view camer amay show adist orted
view ofobst acles, showtheminc orre ctly or
not atall. The rear view camer adoes notshow
obje ctsin the followin gposit ions:
R very closeto the rear bumper
R under therear bumper
R in the area immed iatelyabove thetailgat e
handle
! Obj
ectsnot atgroun dlevel mayappear to
be furt her away thantheyact ually are,e.g.:
R the bumper ofapark edvehic le
R the drawbar ofatrailer
R the ball couplin gof atrailer towhitch
R the rear sectionofan HGV
R aslant edpost
Use theguideline sonly fororien tation.
Appr oach objectsno furt her than thebot-
tom -most guideline . 0043
Yellow guidelineatadist anceof approx -
imate ly13 ft(4. 0m) fromthe rear ofthe
vehic le
0044 Whit eguide linewitho utste erin ginput –
vehic lewidth including theexterior mirrors
(st atic )
0087 Yellow guidelineforthe vehic lewidth
inc luding theexterior mirrors, atthe cur-
ren tste erin gwheel angle(dynamic )
0085 Yellow lanemark ingthe cour sethe tires
will takeat the curr entsteerin gwheel
angle (dynamic ) Driving
systems
179Driving andparking Z