2020 MERCEDES-BENZ GT R ROADSTER oil

Br
ak esy stem No
teson thebr ak esy stem
The brak esy stem ofyour vehicle isdesigned for
hea vyloads. Therefor e, ther ema ybe noise when
br aking. Theloads intheent ire br ak esy stem
whic hoccur whendriving onara ce trac kare sig‐
nif ica ntlygr ea terth an those during normal oper‐
ation.
The increased brak efo rc es and temp eratur es
when driving onara ce trac kinhe rentl yle ad to
inc reased wearofthebr ak esy stem.
Chec kth econ dition andgeome try of thebr ak e
co verpla tebef oreusing theve hicle onara ce‐
tr ac k.
Obser vetheinf ormation onthecooling ofcom‐
ponen tswhic har esubject toloads when oper‐
at ed on ara ce trac k(/ page 117).
Br aking with ABS
Re peat edhar dbr aking within theABS control
ra ng ecau ses highe rte mp eratur esinthebr ak e
sy stem than con trolled brakin gshor tly bef ore
th eABS control limit. Br
ak epad wear
The inner andouterbrak epa dsma yal so suf fer
"t aper edwear". This couldlead topoor pedal
fe el. Ther efor e, youmus talso checkth econ di‐
tion ofthebr ak epads beforeand afte ruse ona
ra ce trac kas partof ast andar dch eckfo rwe ar.
Br ak edis cs
Obse rveth einf ormation onthecooling ofcom‐
ponen tswhic har esubject tostra in inrace trac k
ope ratio n(/ page 117).
Dep endingontheve hicle's equipment, theAMG
cer amic high-per form anc ecom posit ebr akin g
sy stem isins talled inyour vehicle. Theassess‐
ment ofwe armus tth er efor ebe car ried out
using aspecial measurementprocedur e.The
br ak es aremeasur edusing thecur rent cond ition
of thecer amic composit emat erial asacr iter ia
fo rasse ssing thewe arins tead ofasses singth e
re sidua lth ickn ess.
Depe ndingon thetype ofbrak edisc, thefo llo w‐
ing arecom binat ionsused tomeasu rethewe ar
of thebr ak ediscs:
R Carbon-c eramic brak edisc: -
Visual assessment ofthebr ak edisc for
mec hanica ldama ge
- Wearmeas uremen tusin gth eindicat or
fi eld method; alternativ elyusing thePr o‐
ceq Carbo teq®
measu ring device (e.g. in
th eAMG Perfor mance Centeror atAMG
Tr ac kda ys)
R Gray cas tiron brak edisc:
- Visual check
- Crac kte st
- Wearthickn ess test
The ventil ation holeson gray cas tiron fricti on
ri ngs ofstandar dbr ak edisc sin par ticular could
bec ome blockedby brak edus t.Ther efor e, check
th eve ntil ation holesbefore usin gth eve hicle on
a ra ce trac kand clean them ifneces sary.Ifnec‐
essar y,also clean thedr illed holes.
Br ak efluid
Chec kth efo llo wing proper tiesofthebr ak efluid
bef oreeac huse onara ce trac k:
R Boil ingpoint
R Fillle ve l 11
8
Driving and parking

#
Ifsomeone becomestrappe ddur ing
re tracti onoftheactiv eaer odynamics
pr ofile, press thedispla ybutt onagain
immediat ely.
The activ eaer odynamics profile will
th en extend again. The
activeaer odyn amicspr ofile influen ces
po we routpu tat thefront axle. Thecom ponen tis
pr ogr ammed insuc hawa yth at italw aysmo ves
int oth eideal position forth espeed anddriving
situation .Do notmak ean ymanual interve n‐
tio ns.
Obs erve theadditional information onthefunc ‐
tion oftheactiv eaer odynamics profile
(/ page15 6).
Fi xe dre ar wing
% Only vehicles withth eAMG Aerodynamic
pac kage areeq uipped withafixe dre ar wing .
The vehicle isdeliv ered from thefa ct or ywi th the
fl at wing position.In order toimprove rear axle
po we routpu t,th ere ar wing canbemo vedto the
inc lined positionforra ce trac kmod e. Obs
erve theinf ormation aboutadjustingthere ar
wing andtheper mitt edtight ening torq ue
(/ page15 5). No
teson engine oil Chec
kth eengine oilleve lbef oreoper atingin
ra ce trac kmod e. DY
NA MIC SELECT switch Fu
nction oftheDY NA MIC SELECT switch Use
theDY NA MIC SELE CTswitc hto chang e
be tween thefo llo wing drive pr ogr ams:
R o (Slipp ery): optim ized pulling away and
dr ivin gch aract eristic sin wint ryand slippe ry
ro ad con dition s
R = (Individual):ind ividual setting s
R A (Comf ort): com fortable andeconomi‐
cal drivin gst yle
R C (Spor t):spor tydrivin gst yle
R B (Spor tPlus): particular lyspor tydrivin g
st yle R
I (RACE): drivin glik eon ara ce trac k
The I (RACE)dr ive pr ogr am mayno tbe
us ed on nor mal roads. I (RACE) mus ton ly
be activ ated and used ondedicat edrace cir‐
cui ts, noton public roads.
Mer cedes-AM Grecomme ndsselecting thedr ive
pr og ram A when incity traf fic or stop-and-go
tr af fic.
Depe nding onthedr ive pr og ram sele cted thefo l‐
lo wing vehicle charact eristic swill chang e:
R Drive:
- Engin eand transm issionman agemen t
- ActiveDis tance AssistDIS TRONI C
R AMG Dynamics:
- The four agilit yfun ction sBas ic,
Ad vanced ,Pr oand Master areaut omati‐
cally select eddepending onthedr ive pr o‐
gr am.
- The steer ing, shifttimin gpoint andstabi‐
lizat ionfunction sar eadap tedto the
select eddrive pr ogr am. Dr
iving andparking 12
1

#
Push handle 1.
The red0049 (USA)or0024 (Canada) indica‐
to rlam papp earsin theins trument cluster.
% The electr icpar king brak eis onl ysecur ely
applied ifth eindicat orlam pis lit con tinu‐
ously .
Re leasing #
Swit chon theignition . #
Pull handle 1.
The red0049 (USA)or0024 (Canada) indica‐
to rlam pin theins trument clustergoes out.
Emer gency braking #
Press and hold handle 1.
As long astheve hicle isdriving, thePlease
Release ParkingBrak emessag eis displa yed.
When theve hicle hasbeen brak ed toa
st ands till,th eelectr icpar king brak eis
applied. Thered0049 (USA)or0024 (Can‐
ada) indicat orlam pappear sin theins tru‐
ment cluster. No
teson par king theve hicl efo ran extended
per iod If
yo ulea vetheve hicle parkedfo rlong erthan six
we eks,itma ysuf ferdisu sedama ge.
The 12Vbatt eryma yalso beimpair edordam‐
ag ed byhea vydisc harging.
% Further information canbeobt ained ata
qu alif ied spec ialistwo rkshop. Dr
iving anddriving safetysy stems Dr
iving systems andyour responsibility Yo
ur vehicle iseq uipped withdr iving systems
whic hassis tyo uin drivin g,par kingand man eu‐
ve ring theve hicle. Thedriving systems areaids
and donotre lie ve youof your responsibili typer‐
ta inin gto road traf fic law. Payatt ention tothe
tr af fic condi tions atalltime sand interve ne
wh en nece ssary.Be awareof thelimit ations
re ga rding thesaf euse ofthese systems. Inf
ormat iononradar and ultrasonic senso rs Some
drivi ng and drivi ng safety systems use
ra dar orultr asonic sensorsto monit orthear ea
in front of,behind ornext to theve hicle (depend‐
ing ontheve hicle's equipment).
Depending ontheve hicle's equipment, thera dar
sensor sar eint egr ated behind thebum pers
and/or behindtheMer cedes star .The ultrason ic
sen sorsar eloc ated inthefront and rear bum p‐
er s. Ke ep these partsfree ofdir t,ice and slush
(/ page30 7). The sensor smus tno tbe cov‐
er ed, forex am ple bycycle rack s, ove rhang ing
loads, sticke rs,fo ilor foils toprotect agains t
st one chipping .Ad dition allicens eplat ebr ac kets
can like wise impair thefunc tion oftheultr asonic
sensor s.In theev ent ofdamag eto thebum pers
or radiat orgrill, orfollo wing acollis ionimpact ing
th ebum persor radiat orgrill, have thefunc tion
of thesensor sch eckedat aqu alif ied spec ialist
wo rkshop. Ifth esensor sar edamag ed,some
dr iving systems anddriving safetysy stems may
no long erfunc tion proper ly. 13
8
Driving and parking

Wa
rm-up (exa mp le)
1 Boos tpr essur e
2 Engine oiltemp eratur e
3 Trans miss ionoiltemp eratur e
If th eengine ortransmission isno tat nor mal
oper ating temp eratur e,themultifunc tiondispla y
will showtemp eratur e2 or3 inblue. Avoid
using thefull engine powe routpu tdur ing this
tim e. SE
TUP inMer cedes -AMG GTvehicles (exa mp le)
1 Drive sy stem setting:
Re duced/Moder ate/Spo rt/Dyna mic/Race
2 Susp ensiontuning :
Co mfort/Spor t/Sport+
3 Exhau stsystem:
Balanced/ Powe rful
4 ESP®
:
On /Spor t/Of f
5 AMGDyn amic s:
Bas ic/Advanced /Pro/Ma ster
6 Trans miss ionposit ion:
D/ M G-m
eter (exa mp le)
While theve hicle isin mo tion, theG-me ter
sho wsthefo rc es that areexe rted on theve hicle
occupants both laterally and inthedir ect ion of
tr av el. The maximum values appear inredin the
coordinat esy stem. #
Torese tth eG-m eter: press thelef t-hand
To uc hCon trol. #
Select Yes. #
Press thelef t-hand Touc hCon trol. In
stru ment Displa yand on-boar dcom puter 17
5

R
Steer ing ang le
R Engine speed
R Engine oil/tir ete mp eratur e
Based ontheanal ysis yo ucan checkand opti‐
mize driving charact eristic sfo ran yposi tion on
th etra ck.
Expor tingtrac ks orraces (USB ) #
Select Alltrack s.
An ove rview of all stor ed trac ks and races
ap pea rs. #
High light desired trac ks orraces. #
Sele ctÜ Options . #
Sele ctExport .
The select edtrac ks orraces can beexpor ted
to aUS Bstor ag ede vice conn ectedtothe
ve hicle.
Editing trac ks and recor dings #
Select Alltrack s. #
Highligh tth edesir edtrac k. #
Select Ü options . #
Select Rename orDele te. or #
Select atrac k. #
High light thedesir edrecor ding. #
Sele ctÜ options . #
Sele ctWea ther orDele te. Se
tting Drag Race Mult
imed iasystem:
4 Vehicle 5
TRACK PACE5
Drag Race
Measur ingacceler ation #
Select Acceleration.
Measur ementbegins whentheve hicle accel‐
er ates. Measur ementisincr ement al,insteps
of 30 mph(50 km/h) uptoamax imum of
18 0mp h(300 km/h) orup tothese tmaxi‐
mum speed.
Measur ementcanbestopped earlyby
selecting Stoporby stopping theve hicle. Quar
ter-mil era ce #
Select Quar terMile.
The timemeas uremen tru ns unti la mil eha s
be en trave led orapr ev iousl yse tdis tance
(e .g. 1/4 mile,1/3 mileor 1/2 mile)has
be en reac hed.
% The poss iblevalues forse tting theend dis‐
ta nce arede term ined bythesy stem and
cann otbe freel ych osen.
Measur ementcanbestopped earlyby selecting
Stop orby stopping theve hicle.
Manual star tfo rac ce lera tio nand quarter-
mil era ce #
Select Accel erat ionorQuar terMile . #
Select Man ualstart .
Thr eeredtraf fic lights appea rone afte rth e
ot her .The react ion timemeas uremen tst ar ts
when they chang eto green atthesame time.
The react ion timeis displa yedas soon asyou
dr ive of f.Ifyo udr ive of fto oear ly,th emes‐
sag eJump start.will appear andaccelera tion
or quartermile measu rement willbe can‐
celed . 21
8
Multimedia system

R
freq uent operation inmount ainouste rrain or
on poor road sur faces
R whe nth eengine isoftenleft idling forlong
per iods
R oper ation inpar ticula rly dus tycond ition s
and /orif air -rec ircula tion mod eis freq uen tly
used
In these orsimilar operating conditions ,ha ve the
int erior airfilt er ,engin eair clean er,engin eoil
and oilfilt er etc. chang edmor efreq uent ly.The
tir es mus tbe checkedmor efreq uentl yif th e
ve hicle isoper ated under increased loads. Fur‐
th er information canbeobt ained ataqu alif ied
spec ialistwo rkshop. Batt
erydisconne ctionperiods The
ASSYSTPL US service interva ldisp lay
can onlycalculat eth eser vice dueda te when
th ebat tery isconnect ed. #
Notedown theser vice duedatedispla yedon
th eins trument displaybef orediscon necting
th ebatt ery(/ page295). Engine
compartment Opening/closing
thehood &
WARNIN GRisk ofacci dent ifth eengine
hood isunlatc hedwhile driving
An unloc kedengin ehood mayopen upwhen
th eve hicle isin mo tion andblockyo ur vie w. #
Neverunla tchth eengine hoodwhile
dr iving. #
Beforeev erytrip, ensur eth at the
engine hoodislatc hed. &
WARNIN GRisk ofacci dent andinjury
when openingand closingtheengine
hood
When opening orclosing theengine hood,it
ma ysuddenl ydr op intoth eend position .
Ther eis arisk ofinjur yfo ran yone inthe
engine hood's rang eof mo vement. #
Onlyopen orclose theengine hood
when ther ear eno per sons inthe
engine hood's rang eof mo vement. &
WARNIN GDang erofburnswhen open‐
ing thehood
If yo uopen thehood when theengine has
ove rheat edordur ing afire intheengine
com partmen t,yo uco uld come intoco ntact
wit hho tga ses orother escaping operating
fl uids. #
Beforeopen ingthehood, allowthe
engine tocool down. #
Intheeve ntofafire intheengine com‐
par tmen t,ke ep thehood closed and
call thefire ser vice. &
WARNIN GRisk ofinju rydue tomo ving
par ts
Cer tain com pone ntsin theengine compart‐
ment maycon tinue tomo veorsuddenly
mo veagain evenaf te rth eignition hasbeen
switc hedoff,e.g. thecooler fan.
Ma kesur eof thefo llo wing beforeper form ing
ta sk sin theengine compartmen t: #
Swi tchth eignition off. 296
Maintenanc eand care

#
Push handle 1ofthehood catchupw ards
and liftth ehood byappr oximat ely15 in
(40 cm). #
Toclose: lowe rth ehood andletit fallfrom a
height ofappr oximat ely8 in (20 cm). #
Ifth ehood canstill be lifte dslightl y,open
th ehood again and close itwit halittle more
fo rc euntil iteng ages cor rectl y. Engine
oil Chec
kingtheengine oilleve lusing theoil
dip stick &
WARNIN GRisk ofburnsfrom hotcom‐
ponent partsintheengine compartmen t
Cer tain com pone ntsin theengine compart‐
ment canbevery hot,e.g. theengine, the
ra diat orand partsof theex haus tsy stem. #
Allo wtheengine tocool down and only
to uc hco mp onent partsdescr ibedin
th efo llo wing. The
waitin gtim ebef orech ecking theoil leve l
when theengine isat nor mal oper ating temp era‐
tur eis tw ominut es. #
Park theve hicle onaleve lsur face. #
Pulloil dips tic k1 outand wipe off. 298
Maintena nce and care

#
Slowly slide oildi ps tic k1 intoth eguide
tube tothestop, and take itout again afte r
appr oximat elyth re esecon ds.
The follo wing measur ementre sults arepossi‐
ble:
R Oilleve lis cor rect:oil leve lis be tween 2
and 3.
R Oilleve lto olow: oil leve lis at 3 or
belo w.
R Oilleve lto ohigh: oilleve lis abo ve2 . #
Ifth eoil leve lis toolow, add 1.1 US qt
(1 liter) ofengine oil. #
Ifth eoil leve lis toohigh, drain offexc ess
engine oil.Consult aqu alif ied spec ialist
wo rkshop.
Ad ding engine oil &
WARNIN GRisk ofburnsfrom hotcom‐
ponent partsintheengine compartmen t
Cer tain com pone ntsin theengine compart‐
ment canbevery hot,e.g. theengine, the
ra diat orand partsof theex haus tsy stem. #
Allo wtheengine tocool down and only
to uc hco mp onent partsdescr ibedin
th efo llo wing. &
WARNIN GRisk offire and injuryfrom
eng ineoil
If eng ineoilcom esintocon tact with hot
com ponent partsintheengine compart‐
ment ,it ma yignit e. #
Mak esur eth at no eng ineoilisspille d
ne xt to thefiller open ing. #
Allo wtheengine tocool offand thor‐
oughl yclean theengine oilfrom com po‐
nen tpar tsbef orest ar tin gth eve hicle. *
NO
TEEngi nedama gecau sed byan
inc orrect oil filt er ,inc orrect oil oraddi‐
tiv es #
Donotus eengi neoilsor oil filt er s
whic hdo notcor respond tothespecif i‐
cation sex plicitl ypr escr ibed forth e
ser vice interva ls. #
Donotalt er theengine oiloroil filt er in
or der toachie velong erchang eint erva ls
th an presc ribed. #
Donotuse additiv es. #
Followtheins truction sin theser vice
int erva ldispla yre ga rding theoil
ch ang e. *
NO
TEDama gecau sed byaddin gto o
muc hengine oil To
omuc hengine oilcan damag eth eengine
or thecat alytic converter . #
Have excess engineoilremo vedat a
qu alif ied spec ialistwo rkshop. Maint
enance andcare299