2020 MERCEDES-BENZ GT R ROADSTER wheel

When
driving onara ce trac k, mak esur eth at the
br ak efluid isno tmor eth an 12 mont hsold.
Br ak ecali per,br ak ehose sand brak eline s
Chec kth efo llo wing fordama geeac htime
bef oredr iving theve hicle onara ce trac k:
R The dustboo tson thebr ak ecaliper s
R The brak ehoses andbrak elines
Re place them ifneces sary.
Br ak eco olin g
Spe cialai rdef lect or sand chann elsareins talled
on thefront and rear axle sso that thebr ak es
ar ecooled sufficie ntly.The ysupply thebr ak e
discs withcooling air.Chec kth at they arein per‐
fe ct condi tionandcorrectl yins talled eachtim e
bef oredr ivin gth eve hicle onara ce trac k. Exces ‐
si ve wearcan becaus edbydriving overcurbs,
fo rins tance. Forth is reason ,re gular lych eck
th ey areall com pleteand installed securely.
In addi tion, checkth at theair guide platesare
seat edsecur elyand clean beforeand afte rdr iv‐
ing theve hicle onara ce trac k. Obser
vetheinf ormation onthecooling ofcom‐
ponen tswhic har esubject toloads when drivin g
on ara ce trac k(/ page 117). Wh
eelsan dtir es No
teson wheels
* NO
TERestrictions relatin gto suspension
se ttin gsand driving charact eristic s Dr
ivin gwit hwheels withdif fering dimens ions
of thefo llo wing featur escoul dlead torestric‐
tions relatin gto thesuspension settings and
dr iving charact eristic sof theve hicle:
R Diame ter
R Wheel offset #
Onlyuse thewheels prov ided by
Mer cedes- AMGforuse onara ce trac k. #
Onlyuse wheels withappr ovedge ome‐
tr y. Do
notus eslic k tires. Suspensi on and body
components mayot her wise besubject edto
exc essiv elyhigh loads. Obser
vethefo llo wing noteson chang inga
wheel:
R Chan gethewheels afte r9,320 miles
(1 5,000 km)onara ce trac kat thelat est.
R Toensur econ cent ricity and late ra ltr uenes s,
ch eckth ewheel contact surface fordama ge
when chang ingawheel. Theseshoul dalso
be meas ured intheev ent ofimbalance.
The wheel boltsaresubject edtohigh wearwhen
used onara ce trac k. To ensur eth ewheels are
bolt edsecur elyon aper manen tbasis, replace
th ewheel boltsinthefo llo wing situat ions:
R Afterapp roxima tely 620 miles(1 ,000 km) on
a ra ce trac k.
R Afterte nbo lting proce duresat thelat est.
No teson tires &
WARNIN GRisk ofacci dent from dam‐
ag ed tires
Dama gedtir es can cause tirepr essur eloss.
As are sult, youco uld lose contro lof your
ve hicle. Dr
iving andparking 11
9

#
Chec kth etir es regular lyforsigns of
dama geand replace anydamag edtires
immediat ely. Chec
kth etir es fordama geand thecor rect tire
tr ea ddep thboth bef oreand afte ruse onara ce‐
tr ac k. Onl yth en isitsaf eto drive on ara ce trac k
and onpublic roads.
As are sult ofthedr iving style and athigh ambi‐
ent temp eratur es,when driving onara ce trac kit
ma ybe neces saryto com pens atefo rth e
inc rease inpressur ein wa rm tires by releasing
air .Ev en forwa rm tires ,th especif iedtirepr es‐
sur ema yonl ybe exceed edbymax. 0.5bar.
Af terth etir es have cool eddown again, youmus t
re adjus tth etir epr essur ein accor dance withth e
specif ications inorder todrive on public roads. Sus
pens ion Sus
pens ionsettings
The fact or yse tting prov ides agood compromise
fo rdr iving onpub licroads and onara ce trac k. Ve
hicl emeasur ements
Ev en smal lch ang estothesuspension settings
alt er thedr iving charact eristic sof theve hicle. To
ensur eop timal driving charact eristic s,thespeci‐
fi ed values andtoler anc esoftheindividual sus‐
pension settings mustbe com plied with.The
dr iving charact eristic sof theve hicle mayot her‐
wise beundesir able.
Ve hicle measur ements arere qu ired inthefo llo w‐
ing situat ions:
R The vehicle height haschang edinrelation to
th eop timiz edsetting.
R The vehicle isfreq uentl ysubject edtovery
high loads, e.g.when driving overcurbs.
Ther efor e, checkth eve hicle height atregular
int erva ls and, ifnec essar y,per form vehicle
measur ements. No
teson suspension components
Despit ere gular checks,and rega rdless of
whe ther there leva nt suspe nsion com ponents
ar ein goo dcond ition, thefo llo wing compone nts
mus tbe replaced afte ra cer tain amount ofuse
on thera ce trac k:
R Whe elbol ts(/ page 119)
R Wheelhub sin clu ding thewheel bearings Ae
rodynami cco mp onent s Ac
tiv eaer ody nami csprofile &
WARNIN GRisk ofbeco ming trap ped
whe nyo ure tract theactiv eaer odynam‐
ics profile manually
When youre tract theactiv eaer odynamics
pr ofile manuall y,body partsma ybecome
tra pped. #
Ensur eth at no oneis in themo vement
ra ng eof theactiv eaer odynamics pro‐
fi le when youar ere tracti ngtheactiv e
aer odynamics profile. 12
0
Driving and parking

Manual
gearshif ting #
Toactiv ate/ deacti vate:pr ess disp lay bu t‐
to n1.
The displ aybutt ondispla ysthecur rentl y
sel ect edgear setting 2:
R M(red): manualgearshif ting
R D(blue): automat ictrans miss ion %
Toper manen tly shif tth ege arsman uallyin
dr ive pr og ram = using thesteer ing wheel
paddle shifters,select theM (Manual) set‐
ting forth etra nsmiss ion.
* NO
TEDama getotheengine duetoshif t‐
ing uptoolat e The
automatic transmission doesnotshif tup
in manual modeeven when theengine' slim‐
iting speed isreac hed.
The fuel suppl yis int erru pte din order topre‐
ve nt theengine from overrev ving. #
Shif tup bef oreth eengine speedrea‐
ch es there dar ea intheta ch ome ter. #
Toshif tup: pull steer ing wheel paddle
shif ter2. #
Toshif tdo wn: pullsteer ing wheel paddle
shif ter1. If
th eengine speedistoohigh ortoolow, you
canno tch ang ege ar usin gth esteer ing wheel
paddle shifters.In this case, segme nts1 light
up red. Gear
shiftre comm endation The
gearshif tre comme ndation assists youin
adop tingan eco nomic aldrivin gst yle. 12
6
Driving and parking

#
Ifge arshif tre comme ndation mess age1 is
sho wnonthemultifunc tiondispla y,shif tto
th ere comme ndedgear.
% Gear shiftre comme ndation isacti veonl yif
yo uha ve act ivat ed man ualgearshif tingwit h
th ebutt ononthecent ercon sole. Using
kickdo wn #
Maxim umacceler ation:depresstheaccel‐
er ator pedal beyond thepr essur epoint .
Dur ing kickdo wn, youcan notch ang ege arsusin g
th esteer ing wheel paddle shifters.The auto‐
matic transmiss ionshiftsup tothene xt gear when
themaximum enginespeedisreac hed to
pr otect theengine from overrev ving.
% Ifyo uha ve act ivat ed man ualgearshif ting
wit hth ebutt oninthecent ercon sole, the
tr ans missi on does notre act tothekic k‐
do wn. Glide
mode function Wi
th an ant icip ator ydr ivin gst yle, glide mode
helps youto reduce fuelconsum ption.
Glide mode isch aract erize dby thefo llo wing:
R The com bustion engin eis switc hedoff.All of
th eve hicle functionsremain active.
R The J symbo lwil lapp ear onthemulti‐
func tion displa y.
Glide mode isact ivat ed ifth efo llo wing condi‐
tion sar eme t:
R The ECOstar t/ stop funct ionisactiv ated.
R Drive pr ogr am = isselect edwithth e
dr ive se tting "Moder ate" or"Reduced".
R The speed iswit hin asuit able rang e. R
The road's courseissuit able, e.g.no steep
uphill ordownhill inclinesortight bends.
R Youar eno longerdepr essing theacceler ator
or brak epedal.
Glide mode isdeactiv ated again ifone ofthe
condi tions isno long erme t. Re
fueli ng Re
fueli ngtheve hicl e &
WARNIN GRisk offire or explosion from
fuel
Fu els arehighl yflammab le. #
Fire,open flames ,smo kingand creat ion
of spar ksmus tbe avo ided. #
Swit choffth eignition and,ifav ailable,
th est atio naryheat er,bef oreand while
re fuel ingtheve hicle. &
WARNIN GRisk ofinju ryfrom fuels
Fu els arepoisonous andhazar dous toyour
healt h. Dr
ivin gand parking 12
7

#
Inser tth efuel filler cap intobr ac ket2. #
Comp lete ly inse rtthepum pnoz zleintoth e
ta nk filler neck,hook inplace andrefuel . #
Onlyfill th efuel tank unti lth epum pnoz zle
switc hesoff. #
Replace thecap onthefiller neckand turn
cloc kwise untilit eng ages audibl y. #
Close fuelfiller flap 1. Pa
rking Pa
rking theve hicl e &
WARNIN GRisk ofacci dent andinjury
cau sed byan insufficie ntlysecu redve hi‐
cle rolling away.
If th eve hicle isno tsecur elyparkedsuf fi‐
cie ntly ,it can rollaw ay inan unc ontrolled
wa yev en ataslight downhill gradient. #
Ensur eth at thepar kedve hicle isalw ays
pr oper lysecur edagains tro lling away as
fo llo ws : R
Onuphil lor downhill gradients, turn
th efront wheels sothat theve hicle
ro lls towa rdsth ecurb ifit star ts
mo ving.
R App lythepar king brak e.
R Switc hth etransmission toposition
005D. &
WARNIN GRisk offire cau sed byhot
ex haus tsy stem parts
Flammable material suc has lea ves, grass or
twigs mayignit eif th ey come intocont act
wi th hotpar tsof theex haus tsy stem or
ex haus tga sflow . #
Park theve hicle sothat no flammab le
mat erial can com eint ocon tact with hot
ve hicle component s. #
Inpar ticular ,do notpar kon drygr ass‐
land orhar vested grain fields. &
WARNIN GRisk ofacci dent andinjury
due tochildr enleftunat tende din the
ve hicle
If ch ildr enarelef tunat tende din theve hicle,
th ey cou ld:
R Ope ndoo rs,th er eb yendang ering other
per sons orroad user s.
R Getout and bestru ck byoncom ingtraf‐
fi c.
R Ope rate vehicle equipment andbecome
tr apped, forex am ple.
In addit ion,th ech ildr encould alsosetth e
ve hicle inmo tion, forex am ple by:
R Releasing thepar king brak e.
R Changing thetra nsmiss ionposition .
R Startin gth eve hicle. #
Neverlea vechildr enunat tende din the
ve hicle. #
When leaving theve hicle, alwaysta ke
th eke ywit hyo uand lockth eve hicle. 13
0
Driving and parking

#
Keep theve hicle keyout ofreac hof
ch ildr en. *
NO
TEDama getotheve hicle duetoit
ro lling away #
Alw ayssecur eth eve hicle agains tro ll‐
ing away. #
Bring theve hicle toast ands tillby appl ying
th ebr ak epedal. #
Onuphill ordownhill gradients, turnth efront
wheels sothat theve hicle rolls towa rdsth e
curb ifit star ts mo ving. #
App lytheelectr icpar king brak e. #
Engage trans missi on positio n005D inast atio n‐
ar yve hicle withth ebr ak epedal applied
(/ page12 5). #
Switc hof fth eengine andtheignition by
pr essing button1. #
Release theser vice brak eslo wly. #
Getout oftheve hicle andlockit. Gar
agedoor opener Pr
og rammin gbutt onsfo rthe garage doo r
ope ner &
DANG ER Risk offata linj uries due to
ex haus tga ses
Combus tionengines emitpoisonous exhaus t
ga ses suchas carbon monoxide.Inhaling th
ese exhaus tga ses ishazar dous tohealt h
and canlead topoisonin g. #
Neverlea vetheengine running inan
encl osedspa cewithout sufficie ntventi‐
la tio n. &
WARNIN GRisk ofinju rywhen opening
or clos ingadoor withth ega rage door
opener
When youoper ateor program thedoor with
th eint egr ated garage door opener ,people in
th era ng eof mo vement ofthedoor may
become trapped orstru ck bythedoor . #
When usingtheint egr ated garage door
opener ,alw aysmak esur eth at nobody
is wit hin thera ng eof mo vement ofthe
door . Onl
yoper ateth efo llo wing doorsusing the
ga rage door opener :
R Door swit hasaf etyst op and reve rsing fea‐
tur e. Dr
ivin gand parking 13
1

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 ABS (Anti-loc kBra king System)
(/ page13 9)
R ActiveDis tance AssistDIS TRONI C
(/ page 147)
R AMG adaptive spor tsuspen sionsystem
(/ page15 7)
R ActiveBr ak eAssi st(/ pag e14 2)
R Lane Keeping Assist(/ page16 7)
R ATTENTION ASSIST(/ page16 3)
R BAS(Bra keAssis tSys tem) (/ page13 9)
R Hill StartAs sis t(/ page15 1)
R EBD (Ele ctronic Brakefor ce Dis tribution)
(/ page14 2)
R ESP ®
(Electr onicStability Program)
(/ page14 0)
R HOLD function (/page15 1) R
Parking AssistPA RK TRONI C(/ page15 8)
R Front and rear vie wcam era(/ page16 1)
R RACE STAR T(/ page 152)
R Cruis econtr ol(/ page 145)
R Blind SpotAssis t(/ page16 6)
R Traf fic Sign Assist(/ pag e16 4) 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 totake
ex tra care while 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‐
uousl yin theins trument clusteraf te rth e
engine isstar ted. 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 braking situation is
incr eased. #
Depr essthebr 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. Dr
iving andparking 13
9

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. Yo
ucan selectbetween thefo llo wing modes of
ES P®
:
R ESP®
ON
R ESP®
SPO RT
R ESP ®
OFF
Ch arac terist ics when ESP®
is activ ated
ES P®
mon itor sand improv es driving stabilit yand
tr act ion,par ticular lyin thefo llo wing situat ions:
R When pulling away on awe tor slip pe ry road‐
wa y.
R When braking.
ES P®
can stabiliz eth eve hicle byinterve ning in
th efo llo wing ways:
R One ormor ewheels arebr ak ed.
R The engine outputisadap tedaccor dingto
th esituation .
ES P®
is activ ated eve rytim eth eengine isstar‐
te dre ga rdless ofwhe ther ESP®
wa sin ESP ®
SPOR Tor deactiv ated bef oreth eengine was
switc hedoff. If
th e00E5 ESP®
wa rning lam pflashes inthe
ins trumen tclus ter,one orseveralve hicle wheels
has reac hed itsgrip limit :
R Adaptth edr iving style to suit thepr ev ailin g
ro ad and weather condition s.
R Donotdeac tivateES P®
unde ran ycir cum ‐
st anc es.
R Onlydepr esstheaccelera torpeda las faras
is necessar y.
Cha racter istics when ESP®
SPOR Tis act iva‐
te d &
WARNIN GRisk ofskid ding ifESP ®
SPOR Tis us ed incor rectly
Whe nyo uact ivat eES P®
SP OR T,ther eis an
incr eased risk ofskidding andhaving anacci‐
dent. #
ActivateESP ®
SPO RTonlyin thecir‐
cums tances descr ibed below. Sel
ect ESP ®
SPOR Twh en theve hicle's own
ov ersteer ing and under steer ing charact eristic s
ar edesir ed,e.g.on desig natedroads. 14
0
Driving and parking