2020 MERCEDES-BENZ GT R ROADSTER traction control

Dr
iving with ESP ®
SPO RTorwit hESP ®
deactiv a‐
te dre qu ires an extreme lyqu alif ied and exper i‐
enc eddriver .
If ES P®
SPOR Tis activ ated and one ormor e
wheels star tto spin, the00E5 ESP®
wa rning
lam pon theins trument clusterflashes .ES P®
th en onlyst abiliz estheve hicle toalimit ed
deg ree.
ES P®
SPOR Talso hasthefo llo wing charact eris‐
tic s:
R ESP®
on lyim prove sdr iving stabilit yto alimi‐
te ddegr ee.
R ETS/4 ETStraction control isstill act ive.
R The engin e'storq ue ison lyrestrict ed toa
limit eddegr eeand thedr ive wheels canspin.
The spinn ingofthewheels results inacut‐
ting action forbe tter traction onloose surfa‐
ces.
R ESP ®
continu estoprov ide assis tance when
th ebr ak es arefirm lyapplied . Cha
racter istics when ESP®
is dea ctiv ated &
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. When
ESP®
is deact ivat ed, the00BB ESP®
OFF
wa rning lam pand theESP OFF messag elight up
con tinuousl yin theins trument cluster.
Dea ctivating ESP ®
ha sth efo llo wing effects:
R Driving stabilit ywill nolongerbe improv ed.
R The drive wheels couldspin.
R ETS/4 ETStraction control isstill act ive.
% Even when ESP®
is deact ivat ed, youar est ill
assis tedby ESP ®
wh en braki ng hard.
It ma ybe bes tto act ivat eES P®
SPO RTordeacti‐
va te ESP ®
in thefo llo wing situat ions:
R When usingsnowch ains . R
Indeep snow .
R Onsand orgrave l.
% Spin ningth ewheels results inacutting
action, whichenhances traction.
% ActivateESP ®
as soo nas thesituation s
descr ibedaboveno long er apply .ESP ®
wi ll
ot her wise notbe able tostabiliz eth eve hicle
if th eve hicle star ts to skid orawheel star ts
to spin.
If th e00E5 ESP®
wa rning lam plight sup con tinu‐
ousl yeve nwh en ESP ®
is acti vated, ES P®
is no t
av ailable duetoamalf unction.
Obse rvean yinf ormation whichma ybe displa yed
in theins trument cluster:
R Warning and indic ator lam ps(/ page41 6)
R Display messa ges
ET S/4ET S(Electr onicTractio nSy stem)
ET S/ 4ETS tracti oncontr olispa rtof ESP ®
.
ET S/4 ETScan 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. Dr
iving andparking 14
1

%
Afterusi ng itse veraltim esinshor tsucc es‐
sion ,RA CE STAR Tis una vailable untila cer ‐
ta in dis tance hasbe en driven. Tr
actio nco ntr ol Fu
nction oftraction control &
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. Ad
jus table traction control isused toenhanc e
per form anc eon ara ce trac kand isonly activa‐
te dwhen ESP®
is deactiv ated. Youcan adjust
th eleve lof assis tance from tracti oncontr oland ,
in do ing so,adjus tth ebalance between stabilit y
and agilit ygr aduall ywhile accelerating .
Tr act ion control suppo rts yo uon lyin me tering
th eengine output. AsESP®
is deactiv ated, ESP® does
notst abiliz eth eve hicle ifth eve hicle star ts
to skid.
% Deactiv atingESP®
and using adjustable trac‐
tion control requ ires ahighl yqu alif ied and
ex per ienced driver .
Ad jus table traction control ma yno tbe used
on nor mal roads. Adjus table traction control
ma yonl ybe activ ated and used ondedica‐
te dra ce circui ts, noton public roads.
Be sureto read thesaf etyno tesand infor‐
mation onESP ®
(/ page14 0).
Ad jus tingtrac tio nco ntr ol
Re quirement s:
R ESP®
is deact ivat ed. The 00BB andESP OFF
wa rning lam pslight upintheins trument
clus ter(/ page14 2).
Yo ucan adjustth eleve lof assis tance from trac‐
tio ncontr oland ,in do ing so,adjus tth ebalance
be tween stabilit yand agilit ygradually while
acc elerating .
Ta ke thefo llo wing parame ters int oacc ount :
R current road con dition s
R type oftireused R
road charact eristic s
R tirecon dition ,suc has temp eratur eor we ar
R person aldrivin gst yle Dis
play butt on1 showsthecur rent tracti on
contr olleve lwit han LEDsegme ntdispla y. #
Toinc rease orreduce theleve lof assis tance
fr om tracti oncontr ol,tur ncontr ol2 clock‐
wise orcoun ter-cloc kwise.
Disp lay bu tton 1 and theins trument cluster
sho wthese tle ve l.
If th edispla ybutt onsho wsleve l1 wit honl y
one LEDsegme ntlitup, traction control is
deact ivat ed (OFF ).Ifleve l9 is sho wnand all 15
4
Driving and parking

LED
segments lightup, traction controlis
pr ov iding themaximum leve lof assis tance
(ON ).
If yo uact ivat eES P®
,th eleve lof assis tance from
tr acti oncontr oliscontr olled au tomatical ly.Dis‐
pla ybutt on1 then sho wsthecur rent drive pr o‐
gr am . Fu
nction oftheAMG steer ing-wh eelbuttons The
AMG steer ing-wheel buttons include two
additional control element son thesteer ing
wheel. Yo
ucan assig ntw ove hicle functionsofyour
ch oice tothelef tcon trol element .Yo ucan
ch ang ebe tween theav ailable function sby
pr essing displaybutt ons 2repeat edly.The cur‐
re ntly select edfunc tions aredispl ayed indispla y
butt ons 2.
The follo wing functionsar eav ailable:
R ESP®
(/ page14 0)
R AMG adaptivespo rtsuspension system
(/ page15 7)
R AMG Perfor mance exhaus tsy stem
(/ page11 6)
R ECO star t/ stop funct ion(/ page11 5)
R Manua lge arshif ting(/ page12 6)
R Front and rear vie wcam era(/ page16 1)
If yo uha ve assig nedafun ction toone ofdispla y
butt ons 2,youcan oper ateth is func tion with
cor responding button1.
The assignment ofdispla ybutt ons 2remains
st or ed eve naf te ra ne wengine star t,but the
oper ating status ofthere spectiv efunction is
re se tto thebasic setting. Yo
ucan chang ebe tween thedr ive pr og rams
wit hstabiliz erbar actuat or3. The selec ted
dr ive pr og ram app earsin disp lay butt on4. By
pr essing display butt on4, youcan direct ly
acc ess thedr ive pr ogr am = (Individua l)
(/ page12 1).
If adj ustable traction control isactiv ated, set
po we rassi stanc ein inc rements using stabiliz er
bar actuat or3 (/ page15 4). Re
ar wing Ad
jus tingthe fixe dre ar wing
Re quirement s
A soc ketwr enc hand are leasable, medium-
st re ngt hbo ltlock areto hand.
The rear wing improv es there ar axle output and,
th er efor e, theve hicle's driving stabilit y.Yo ucan
mo vethere ar wing intoan incline dand aflat
posit ion.
When youmo vethere ar wing intoth einclin ed
position ,th ere ar axle output and theair resis t‐
ance increase. Dr
iving andparking 15
5

and
one-h alftim esaswellon thego vernment
te st trac kas atir egr ad ed 100.
The relativ eper form anc eof tires depen dsupon
th eactual conditions oftheir use, howe ver,and
ma ydepar tsign ifican tly from thenor mdue to
va riatio nsindrivin ghabit s,ser vicepr act icesand
dif fere nces inroad charact eristic sand climate
con dition s.
Tr actio ngr ade &
DANG ER Risk ofacc iden tdue toinade‐
qu atetract ion
The tract ion grade assig nedtothis tireis
based onstra ight -ahead brakin gtract ion
te sts, and does notinclude either acceler a‐
tion, corner ing, hydroplaning orpeak traction
ch aract eristic s. #
Alw aysadap tyo ur drivin gst yle and
dr ive at aspeed tosuit thepr ev ailin g
traf fic and weather condition s. *
NO
TEDama getothedr ivet ra in from
wheelspin #
Avoid wheelspin. The
traction grades –from highes tto lowe st–
ar eAA ,A, Band C.Tho segrad es repr esent the
tir e'sab ility tostop onwetpa vement asmeas‐
ur ed under controlledconditions onspecif ied
go vernment test sur faces mad eof asp haltand
concr ete.
Te mp eratur egr ade &
WARNIN GRisk ofacci dent from tire
ove rheating andtirefa ilur e
The temp eratur egr ade forth is tireis es tab‐
lished fora tir eth at isproper lyinflat ed and
no tove rloaded. Excessiv espeed, underinfla‐
tion, orexc essiv eloading, either separ ately
or incombin ation,cancause excessiv eheat
build-up andpossible tirefa ilur e. #
Obser vethere comme ndedtirepr es‐
su resand regular lych eckth etir epr es‐ sur
eof all tires including thespar e
wheel. #
Adjus tth etir epr essur eas neces sary. The
temp eratur egr ades areA (the highes t),B
and C.The yre pr esent thetir e's resis tance tothe
ge ner ation ofhea tand itsability todissipat e
heat when tested under controlled conditions on
a specif iedindoor laborator yte st wheel. Sus‐
ta ined hightemp eratur ecan cause themat erial
of thetir eto deg ener ateand reduce tirelife, and
exc essiv ete mp eratur ecan lead tosudden tire
fa ilur e.Grade Ccor responds toaleve lof per‐
fo rm anc ewhic hall passe nger car tires mus t
mee tunde rth ere qu iremen tsof theUS Depar t‐
ment ofTrans portatio n. DO
T,Tire Iden tificat ionNumbe r(TI N) US
tirere gulations stipulat eth at eve rytire man‐
uf actu reror retrea de rmu stimprint aTIN inor
on theside wallof eac htir epr oduced. Wheels
andtires 34
3

Disp
laymes sages
Possible causes/conseq uencesand0050 0050
Solutions
Ù Rear AxleSteering Cur-
rent lyUnavailable *T
herear-ax lesteer ing istemp orarily una vailable. Theturnin gcir cle maybecom ewider . #
Stop theve hicle inaccor dance withth etra ffic con dition sand restar tth eengine.
If th edispla ymessag edoes notdisappear : #
Drive on car efull y. #
Con sult aqu alif ied spec ialistwo rkshop.
Electron icRear AxleDiffer-
ential LockInoperative *T
heelectr onicrear axle lockin gdif fere ntia lis ino perativ e. #
Consu ltaqu alif ied spec ialistwo rkshop.
Electron icRear AxleDiffer-
ential LockCurrently
Unavaila ble *T
hemo torof theelectr onicrear axle lockin gdif fere ntia lis ove rheating. #
Letth eelectr onicrear axle lockin gdif fere ntia lcool down bydriving defensiv ely.
Õ
Tract ionCont rolInoper a-
tive See Operator 'sManual *T
hetraction controlis malfun ctionin g. #
Consult aqu alif ied spec ialistwo rkshop. 408
Displa ymessag esand warning/ indic ator lam ps