engine MERCEDES-BENZ SL CLASS 2020 Owners Manual

When
towing away,useatowing ropeora
towing barwith both axles onthe ground. Do
not use anytow barsystems. Towing
thevehicle withtherear axle
raised
! The
ignition mustbeswitched offifyou
are towing thevehicle withtherear axle
raised. Interven tionbyESP®
could other-
wise damage thebrake system.
! Vehicles
withautomatic transmission must
not betowed withtherear axle raised. The
vehicle/t railercombin ationmayotherwise
swerve oreven rollover. Tr
anspor tingthevehicle
Vehicles withautomat ictransmission !
When
thevehicle isloaded fortran sport,
the fron tand rear axles mustbestation ary
and onthe same transportat ionvehicle.
Position ingover theconn ection pointofthe
tran sport vehicle isnot permitt ed.The drive
train mayotherwise bedamaged.
All vehicles !
You
may onlysecure thevehicle bythe
wheels, notbyparts ofthe vehicle suchas
axle orsteerin gcompon ents.Other wise, the
vehicle couldbedamaged.
The towing eyecan beused topull thevehicle
ont oatrailer ortran sporter fortran sportin g
purposes. X
Turn theSmart Keytoposition 0048inthe igni-
tion lock.
X Shift thetran smission toposition 005C.
As soon asthe vehicle hasbeen loaded:
X Preven tthe vehicle fromrolling awayby
applying theelectr icparking brake.
X Shift thetran smission toposition 005D.
X Turn theSmart Keytoposition 0092inthe igni-
tion lock andremove it.
X Secure thevehicle. Tow-sta
rting (emergency engine
star ting)
! Vehicles
withautomatic transmission must
not betow-s tarted. You could otherwise
damage theautomatic transmission.
You canfind inform ationon"Jump-start ing"at
(Y page 288). Fuses
Impor
tantsafety notes G
WARNIN
G
If you manipulate orbridge afaulty fuseorif
you replace itwith afuse withahigher
amperage, theelectr iccables couldbeover-
loaded. Thiscould result inafire. There isa
risk ofan accident andinjury.
Always replace faultyfuseswiththespeci-
fied new fuses having thecorr ectamperage.
Blown fusesmustbereplaced withfuses of
the same rating,which youcan recogn izeby
the color andvalue. Thefuse rating sare listed
in the fuse allocation chart.
The fuse allocation chartislocated inthe vehi-
cle tool kitinthe stowage compartmentunder
the trun kfloor (Ypage 280).
If anewly insertedfuse alsoblows, havethe
cause tracedand rectified ataqualified spe-
cialist workshop, e.g.anauthorized Mercedes-
Benz Center .
! Only
usefuses thathave been approved
for Mercedes- Benzvehicles andwhich have
the corr ectfuse rating forthe system con- Fuses
293Breakdown assistance Z

cerned
.Other wise, comp onents orsystems
cou ldbe damag ed.
! Ma
kesure that nomoi stur ecan enter the
fus ebox whenthe cover isope n.
! Whe
nclos ingthe cover ,make sure that it
is lying corre ctlyonthe fusebox. Moistur e
see ping inor dirt cou ldothe rwiseimp airthe
ope rationofthe fuses.
The fusesinyour vehi cleserv eto clos edow n
fau ltycircu its.Ifafus eblow s,allthe comp o-
nents onthe circu itand theirfuncti onsstop
ope rating. Befo
rechan ging afuse
X Swi tch offthe engi ne.
X Swi tch offallel ectri calconsu mers.
X Ma kesure that theignition isswi tched off
(Y page 126 ).
or X Whe nus ing the SmartK ey,turn theSmart-
Key topos ition 0092 inthe ignition lock and
remo veit(Y page 126 ).
X Secu rethe vehi cleagainst rolling away
(Y page 147 ).
All indi cator lamps inthe instru ment cluster
mus tbe off.
The fusesare loca tedinvari ousfus eboxe s:
R Fus ebox inthe engi necomp artme nton the
rig ht-ha ndsideof the vehi cle,whe nvie we d
in the directi onoftrave l
R Dash boardfus ebox
R Fus ebox inthe rearcomp artme nton the
rig ht-ha ndsideof the vehi cle,whe nvie we d
in the directi onoftrave l Das
hboard fuse box
i Obs
erve the"Important safety notes" sec-
tion (Ypage 293 ).
! Do
not useapoi nted objectsuch asa
screw driver toope nthe cover inthe dash-
boa rd.You couldda mag ethe dashb oard or
the cover . X
Ope nthe driver' sdoo r.
X To ope n:pullcover 0043outwa rds inthe
di recti onofthe arrow and remo veit.
X To clos e:clipin cover 0043onthe front ofthe
da shb oard.
X Fold cover 0043inw ardsunti lit enga ges. Fus
ebo xin the engine compartment
i Obs
erve the"Important safety notes" sec-
tion (Ypage 293 ). G
WARNI
NG
Whe nthe hoodis ope nand thewindsh ield
wi per sare setinmotio n,youcan beinju red
by the wiper linkage .The reisaris kof inju ry.
Alw aysswi tch offthe windsh ield wiper sand
the ignition before opening thehood. X
Ope nthe hood.
X Use adry cloth toremo veany moistur e
from thefusebox.
X To ope n:ope ncla mps 0044.
X Fold cover 0043ofthe fusebox upinthe
di recti onofthe arrow and remo veit. 294
Fus
esBreakdo wnassi stanc e

R
The jack must beplaced onafirm, flatand
non- slipsurface. Onaloose surface, alarge,
flat, load-bearing underlaymustbeused. On
a slippery surface, anon- slipunderlay must
be used, e.g.rubber mats.
R Do not use wooden blocksorsimilar objects
as ajack underlay. Otherwise, thejack will
not beable toachieve itsload-bearing capa-
city due tothe restr icted height.
R Make surethatthedistance between the
underside ofthe tires andtheground does
not exceed 1.2in(3 cm).
R Never placeyourhands andfeet under the
raised vehicle.
R Do not lieunder thevehicle.
R Do not start theengine whenthevehicle is
raised.
R Do not open orclose adoor orthe trunk lid
when thevehicle israised.
R Make surethatnopersons arepresent in
the vehicle whenthevehicle israised.
Vehicles withalloy wheels andhub caps:
the wheel boltsarecovered byahub cap.
Before youcan unscrew thewheel bolts,you
must remove thehub cap. Twodifferent var-
iants canbeinstalled. X
To remove: takesocket 0044and lugwrench
0087 from thevehicle toolkit(Ypage 280).
X Position socket0044onhub cap0043.
X Position lugwrench 0087onsocket 0044.
X Using lugwrench 0087,turn hubcap0043coun-
ter- clock wiseandremove it.
X To install: beforeinstalling, checkhub
cap 0043and thewheel areaforsoiling and
clean ifnecessary.
X Put hub cap0043inposition andturn until itis
in the right position. X
Position socket0044onhub cap0043.
X Attach lugwrench 0087tosocket 0044and
tighten hubcap0043.
The tighten ingtorque mustbe
18 lb-ft (25Nm).
i Note
thatthehub capshould betight-
ened tothe specified torqueof18 lb-ft
(25 Nm). Mercedes- Benzrecomm endsthat
you have thehub capinstalled ataqualified
specialist workshop. X
Using lugwrench 0087,loosen thebolts on
the wheel youwish tochange byabout one
full turn. Donot unscrew thebolts com-
pletely. The
jackingpoints arelocated justbehind the
front wheel housings andjust infront ofthe
rear wheel housings (arrows).
Mercedes-AMG vehiclesandvehicles with
AMG equipm ent:toprotec tthe vehicle body,
the vehicle hascovers installed nexttothe
jack ingpoints onthe outer sills. 318
Changing
awheelWheels andtires

data
isdifferen tfor every vehicle andcan
deviate fromthedata shown here.Youcan
find thedata applicable toyour vehicle on
the vehicle identification plate. Vehicle
identification number(VIN) X
Move thefron t-passenger seatasfar back
as possible.
X Fold upfloor cover ing0043infron tof the
fron t-passenger seat.
You willsee VIN 0044.
The VINcanalso befound inthe following
location s:
R on the lower edgeofthe windshield
(Y page 324)
R on the vehicle identification plate
(Y page 323) Engine
number 0043
Emiss ioncontrol infor mation plate,includ-
ing the cert ification ofboth federal and
Californian emissionsstan dards
0044 Engine number (stamped intothe cran k-
case)
0087 VIN (onthe lower edgeofthe windshield) Service
product sand filling capaci-
ties Impor
tantsafet ynotes G
WARN
ING
Serv iceproduct smay bepoisonous andhaz-
ardous tohealth. Thereisarisk ofinjury.
Comply withinstruct ions onthe use, storage
and disposal ofservic eproduct son the
labels ofthe respect iveoriginal container s.
Always storeservic eproduct ssealed intheir
original container s.Always keepservic e
product sout ofthe reach ofchildren . H
Environm
entalnote
Dispose ofservic eproduct sin an envir on-
ment allyrespon siblemann er.
Serv iceproduct sinclude thefollowing:
R Fuels
R Lubrican ts(e.g. engin eoil, tran smission oil)
R Coolant
R Brak efluid
R Windshield washerfluid
R Climate control system refrigerant
Comply withallvalid regulation swith respect
to handling, storing, and disposing ofservic e
fluids.
Componen tsand servic eproduct smust
matc h.You should therefore onlyuseproduct s
that have been testedand approved by
Mercedes -Benz.
Inf ormat ionabout testedand approved prod-
ucts canbeobtained fromanauthoriz ed
Mercedes -BenzCenter oron the Internet at
htt p:// bevo.m ercedes- benz.com.
You canident ifyserv iceproduc tsapprove dby
Merc edes- Benzby the followin ginsc riptions
on the contain er:
R MB- Freigabe (e.g.MB-Freigabe 229.51)
R MB- Appr oval(e.g. MB-Appr oval229.51)
Oth erdesign ationsor rec omme ndations indi-
cat ealevel ofquality oraspecif ication in
acco rdanc ewith anMB Shee tNumber (e.g.
MB 229 .51). They have notnecessarily been
approve dby Merc edes- Benz. 324
Serv
iceproduct sand filling capacitiesTechnical data

Other
identifications, forexample:
R 0W-30
R 5W-30
R 5W-40 Fuel
Importa ntsafety notes G
WARNING
Fuel ishighly flammabl e.Improper handling
of fuel creates arisk offire and explosion.
Avoid fire,open flames, smoking andcreat-
ing sparks underallcircumstances. Switch
off the engine and,ifappli cable, theauxili ary
heating beforerefueling. G
WARNING
Fuels aretoxic andharmful tohealth. There
is arisk ofinjury.
You must avoid fuelscoming intocontact
with skin, eyesandclothes orbeing swal-
lowed.
Do not inhale thefuel vapors. Keepchildren
awa yfrom fuels.
Keep doors andwindows closedduringthe
refueling process.
If you orothers comeintocontactwith fuel,
observe thefollowi ngpoints:
R Immediately rinsethefuel offyour skin
with soap andwater.
R Ifyou getfuel into your eyes, immediately
rinse youreyes throughly withclean
water. Seekmedical attentionimmedi-
ately.
R Seek medical attentionimmediately iffuel
has been swallowed. Donot induce vomit-
ing.
R Immediately changeoutofclothing which
has come intocontactwith fuel. Tank
capacity Model Total
capa-
city All
models 19.8
USgal
(75 .0l) Model Of
whic h
reserve Merce
des‑AMGvehic les Approx.
3.7 USgal
(14.0 l) Al
lot her models Approx.
2.4 USgal
(9.0 l) Gasol
ine Fue
lgrade
! Do
not use diesel torefue lvehicl eswith a
gaso lineengine. Donot switch onthe igni-
tion ifyou accid entall yrefue lwith thewrong
fuel .Otherwi se,the fuel willenter thefuel
system .Even smallamou ntsofthe wrong
fuel couldresu ltin dama getothe fuel sys-
tem andtheengine. Notifyaqua lified spe-
cial istworksho pand have thefuel tank and
fuel lines drained comple tely.
! Only
refue lusi ng premi um-gra deunle aded
gaso linewith atlea st95 RON thatconforms
to Europe anstanda rdEN 228 oran equ iva-
lent speci ficatio n.
Fuel ofthis speci ficatio ncan contain upto
10% ethanol .You rvehicl eis E10-compati-
ble .You canrefue lyou rvehicl eusi ng E10
fuel .
Fuel thatdoes notconform toEN 228 can
lea dto increas edwea ras wel las dama geto
the fuel system ,engine andexhau stsystem .
! Only
usethefuel recommende d.Opera ting
the vehicl ewith other fuelscan leadto dam-
age tothe fuel system ,engine andexhau st
system .
Observ ethe notes onopera tingfluids.
! Never
refuelusi ng:
R Diesel
R Reg ulargaso linewith anoctane number
low erthan 91RON Servi
ceproducts andfilling capaci ties
325Techn ical data Z

Mercedes-Ben
z.You must observe thenotes
and mixing ratiosspecified onthe cont ainer. Engine
oil
General notes !
Do
not use engine oiloran oilfilter with
specifications deviatingfromthose
expressly requiredforthe prescribed service
intervals. Donot change theengine oiloroil
filter inorder toset replacement intervals
longer thanthose prescribed. Thiscould
otherwise causedamage tothe engine or
exhaust gasaftertr eatment .
Follow theinstruct ionsonthe service inter-
val display forchanging theengine oil.This
could otherwise causedamage tothe
engine orexhaust gasaftertr eatment .
When handling engineoil,observe theimpor-
tant safety notesonservice products
(Y page 324).
The engine oilsarematched tothe perform-
ance ofMercedes-Ben zengines andservice
intervals. Youshould therefore onlyuseengine
oils and oilfilters thatareapproved forvehi-
cles with maintenanc esystems.
For alist ofapproved engineoilsand oilfilters,
consult anauthorized Mercedes-Ben zCenter.
Or visit thewebsite
http: //bevo.m ercedes-benz .com.
The table shows whichengine oilshave been
approved foryour vehicle. Model MB-Freigabe
orMB-App roval All
models 229.
5 Mercedes‑AMG
vehicles:use only
SAE 0W-40 orSAE 5W-40 engine oils. i
MB
approval isindicated onthe oilcon-
tainers.
Fill ing capacities The
following valuesrefertoan oilchange
including theoilfilter.
Missing valueswerenotavaila bleattime of
going toprint. Model Capacity
SL
450 6.9
USqt(6.5l) SL
550 8.5
USqt(8.0l) Merce
des-AMG
SL 63 8.9
USqt(8.5 l) Ad
diti ves !
Do
not useany additive sin the engi neoil.
Thi scou ldda mag ethe engi ne. Brake
fluid G
WARNI
NG
The brakefluidconsta ntlyabsorb smoi stur e
from theair. Thi slo we rsthe boiling pointof
the brakefluid.If the boiling pointofthe
bra kefluidistoo low, vap orpocke tsmay
form inthe brakesystem when the brakes
are applied ha rd. Thiswo uld imp airbra king
effi ciency. Thereisaris kof an acci dent.
Yo usho uld ha ve the brakefluidrene wedat
the specified inter vals.
Whe nha ndl ing brakefluid,obs erve theimpor-
tant safety notes onservice products
(Y page 324 ).
The brakefluidcha nge inter valscan befou nd
in the Maintena nceBookl et.
Only usebra kefluidap pro ved byMer cedes-
Benz inacco rdance with MB-Fre igab eor MB-
Appr oval331.0.
Infor mationabou tap pro ved brakefluidcan be
obta inedat any qualifi ed spe cialist wo rksho p
or on the Interne tat
http://b evo.merce des-benz.co m.
i Have
thebrakefluidregu larly repl aced ata
qu alifi ed spe cialist wor kshop andthe Servi
ceproducts andfilling capac ities
327Tec hnical data Z

repla
cement confirmed inthe Maintenance
Booklet. Co
olan t
Important safetynotes G
WARNING
If antifreeze comesintocontact withhot
components inthe engine compartment, it
may ignite. Thereisarisk offire and injury.
Let the engine cooldown before youadd
antifreeze. Makesurethatantifreeze isnot
spil led next tothe filler neck. Thorou ghly
clea nthe antifreeze fromcomponents
before starting theengine.
! Only
addcoola ntthat hasbeen premixe d
with thedesi redantifreeze protection. You
could otherwi sedama gethe engine.
You canfind additional notesonthe coola nt
in the follo wing places:
R in the Mercede s-BenzSpecifica tionsfor
Service Products,MBBeVo 310.1
- on the Internet at
<004B005700570053001D00120012004500480059005200110050004800550046
0048004700480056[ -benz.com
- on the Mercede s-BenzBeVoapp
R aqua lified specia lizedworkshop
! Alwa
ysuse asui table coolantmixture,
even incountries wherehightempera tures
preva il.
Otherwi se,the engine coolingsystem isnot
suffi ciently protected fromcorrosio nand
overhea ting.
i Have
thecoola ntregu larlyrepla cedata
qua lified specia listworkshop andthe
repla cement confirmed inthe Maintenance
Booklet.
Comp lywith theimporta ntsafety notesfor
service productswhen handlingcoola nt
(Y pag e324) .
The coola ntisamixture ofwater andanti-
freeze/corrosi oninhib itor.Itis responsi blefor
the follo wing:
R anti-corrosio nprotection
R antifreeze protection
R rais ingthe boiling point If
the coola nthas antifreeze protection down
to -35 ‡(-37 †),theboiling point ofthe cool-
ant duri ngopera tionisapp roximatel y266 ‡
(130 †).
The antifreeze/corro sioninhib itorconcentra-
tion inthe engine coolingsystem should:
R be atlea st50% .This willprotect theengine
cooli ngsystem against freezing downto
app roximatel y-35 ‡(-37 †).
R not exceed 55%(antifree zeprotection down
to -49 ‡[-45 †]). Otherwi se,heat willnot
be dissi pated aseffectivel y.
If the vehicl ehas lost coola nt,add equal
amou ntsofwater andantifreeze/corro sion
inhib itor.
Mercede s-Benzrecommends anantifreeze/
corrosio ninhib itorconcentrate inaccorda nce
with MBSpecifica tionsforService Products
310.1.
i When
thevehicl eis first delivered, itis fil-
led with acoola ntmixture thatensures ade-
qua teantifreeze andanti-corrosio nprotec-
tion.
i The
coola ntischecked withevery mainte-
nance interval ataqua lified specia listwork-
shop.
Fil lin gcapaci ties Missi
ngvalu eswere notavailable attime of
going toprint. Model Capaci
ty SL
450 Approx.
10.8USqt
(10.2 l) SL
550 Approx.
12.5USqt
(11.8 l) Merce
des‑AMG
SL 63 Merce
des‑AMG
SL 65 Approx.
10.5USqt
(10 l) 32
8 Service
products andfilling capacitiesTechnical data

Windshi
eldwashe rsyste m
Important safetynotes G
WARNING
Winds hieldwa sher concentrate ishigh ly
flam mabl e.Ifwind shieldwa sher concentrate
gets onto hotcomponents ofthe engine or
the exhau stsyste m,itcan ignite. Thereisa
risk offire and injury .
Make surethatwind shieldwa sher concen-
trate isnot spilled inthe vicinity ofthe filler
neck.
! Only
usewasher fluidwhi chissui tabl efor
lam plense s,e.g. MBSummerFi tor MB Win-
terFit. Unsuitablewa sher fluidmay dama ge
the lamplense sof the headlamps.
! Only
MBSummerFi tand MBWinterFit
wa sher fluidshou ldbe mixed together. The
spra ynozzles mayotherw isebecome
blo cked.
Do not use disti lledor de-io nized water. Other-
wis e,the leve lsensor maygiveafals eread ing.
When handlingwasher fluid,obse rvethe
impo rtant safetynotes onservice products
(Y pag e324) .
At tempera turesabovefreezing:
X Fill the washer fluidreservo irwith amixture
of wa ter and wind shieldwa sher fluid,e.g.
MB SummerFi t.
X Add 1part MBSummerFi tto 100 parts
wa ter.
At tempera turesbelow freezing:
X Fill the washer fluidreservo irwith amixture
of wa ter and washer fluid,e.g. MBWinterFit.
For thecorrect mixingratiorefer tothe
informa tiononthe antifree zereservo ir.
i Add
wind shieldwa sher fluid,e.g. MBSum-
merFit orMB WinterFit, tothe washer fluid
all yea rround. Cli
mate control syste mrefrige rant
Important safetynotes The
clima tecontrol systemof you rvehicl eis
fill ed with refrig erant R‑134a .
The instructio nlab elrega rding therefrig erant
type usedcan befound onthe radiator cross
membe r.
! Only
therefrig erant R‑134a andthePAG
oil app roved byMerced es-Benz maybe
use d.The approved PAGoilmay notbe
mixed withanyother PAGoilthat isnot
app roved forR-134a refrigerant. Otherwi se,
the clima tecontrol systemmay bedam-
age d.
Service work,suchasrefil ling with refrig erant
or repl acing component parts,mayonlybe
carrie dout byaqua lified speci alist worksho p.
All app licable regu lations, aswel las SAE
standa rdJ639, mustbeadh ered to.
Alwa yshave work onthe clima tecontrol sys-
tem carrie dout ataqua lified speci alist work-
shop.
Refrige rantinstruction label Example
:refrig erant instructio nlab el
0043 Symbo l
0044 Refri gerantfilling capa city
0087 Appli cablestanda rds
0085 PAG oilpart numbe r
0083 Typeof refrig erant
Symbo ls0043 advi seyou about:
R Possi bledange rs
R Having service workcarrie dout ataqua li-
fied speci alist worksho p Servi
ceproducts andfilling capaci ties
329Techn ical data Z