2020 MERCEDES-BENZ SL CLASS heating

Switching
air-recirculation mode
on/off
General notes If
you switch on<0044004C00550010005500480046004C005500460058004F00440057004C0052
0051[ mode,the
windows canfogupmore quickly, inparticular
at low temperatures. Onlyuse<0044004C00550010005500480046004C005500460058004F00440057004C0052
0051[
mode briefly toprevent thewindows fromfog-
ging up.
<002400460057004C005900440057004C0051004A001200470048004400460057
004C005900440057004C0051004A> X
Turn theSmartK eytoposition 0048inthe igni-
tion lock (Ypage 126).
X To activate: pressthe0072 button.
The indicator lampinthe 0072 button lights
up.
i Air-r
ecirculation modeisautomatically
activated athigh levels ofpollution orat
high outside temperatures. Whenair-recir-
culation modeisactivated automatically,
the indicator lampinthe 0072 button isnot
lit. Outside airisadded afterabout
30 minutes.
X To deactivat e:press the0072 button.
The indicator lampinthe 0072 button goes
out.
i Air-r ecirculation modedeactivates auto-
matically:
R after approximately fiveminutes atout-
side temperatures belowapproximately
41 ‡(5 †)
R after approximately fiveminutes ifcooling
with airdehumidification isdeactivated
R after approximately 30minutes atoutside
temperatures aboveapproximately 41‡
(5 †) ifthe "Cooli ngwith airdehumidifi-
cation" functionisactivated Switching
theresidual heatonoroff
General notes The
residual heatfunct ionisonly availa bleon
vehicles forCanada.
It is possible tomake useofthe residual heat
of the engine tocont inue heating thestation-
ary vehicle forupto30 minutes afterthe
engine hasbeen switched off.The heating
time depends onthe setinterior temperature. <002400460057004C005900440057004C0051004A001200470048004400460057
004C005900440057004C0051004A> X
Turn theSmartK eytoposition 0092inthe igni-
tion lock orremove it(Y page 126).
X To activate: pressthe004B button.
The indicator lampinthe 004B button lights
up.
i The
blower willrun atalow speed regard-
less ofthe airflow setting.
i If
you activate theresidual heatfunct ionat
high temperatures, onlythevent ilation will
be activated. Theblower runsatmedium
speed.
X To deactivat e:press the004B button.
The indicator lampinthe 004B button goes
out.
Residu alheat isdeactivated automatically:
R after approximately 30minutes
R when theignition isswitched on
R ifthe battery voltage drops Setting
theairvents Import
antsafety notes G
WARNING
Very hotorvery cold aircan flow from the
air vent s.This could result inburns orfrost-
bite inthe immediate vicinityofthe air
vent s.There isarisk ofinjury.
Make surethatallvehicle occupants always
maintain asufficient distancetothe airout-
lets. Ifnecessary, redirecttheairflow to
another areaofthe vehicle interior. G
WARNING
When AIRSCARF isswitched on,very hotair
can flow from thevent sin the head
restraint s.This could result inburns inthe
immediate vicinityofthe airvent s.There isa
risk ofinjury.
Reduce theheater output beforeitbecomes
too hot. 122
Setting
theairventsClimat econ trol

In
order toensure thedirect flowoffresh air
through theairvents intothevehicle interior,
plea seobserve thefollow ingnotes:
R keep theairinlet grilleon the hood andin
the engine compartment onthe front-
passe ngersidefreeofblockage s,such as
ice, snow orlea ves.
R never covertheairvents orair intake grilles
in the vehicle interior.
i You
canmove theadjusters forthe air
vents verticall yor horizontally toset the
direction ofthe airflow.
i For
optimal climatecontrolinthe vehicle ,
open theairvents completely andsetthe
adjusters tothe central position. Setting
thecenterairvents X
To open thecenterairvents: turnthe
adjuster inone ofcenter airvents 0043coun-
ter-clockwise.
X To clo sethe centerairvents: turnthe
adjuster inone ofcenter airvents 0043clock-
wise untilitengages . Setting
theside airvents 0043
Side window defroster vent
0044 Side airvent
X To open aside airvent: turntheadjuster
in the side airvent 0044tothe left.
X To clo seaside airvent: turntheadjuster
in the side airvent 0044tothe right untilit
engages . Setting
theglovebox airvent
! Clo
sethe airvent when heating thevehi-
cle.
At high outsid etemperature s,open theair
vent andactivate the"cooli ngwith airdehu -
midifi cation" function. Otherwise ,tempera-
ture-sensitive itemsstored inthe glove box
could bedama ged. 0043
Airvent control
0044 Airvent
When theclimate controlsystem isactivated,
the glove boxcanbeventilated, forinstance to
cool itscontent s.The level ofairfl owdepends
on the airflowand airdistribu tionsettings.
X To open orclo se: turn thumbwh eel0043to
the right orleft. Setting
theairvents
123Climate control Z

Problems
withthetransmission Problem
Possible
causes/co nsequences and0050 0050
Solutions The
transm issionhas
problems shiftinggear. The
transm issionislosing oil.
X Have thetransm issioncheckedataquali fiedspecialist workshop
immediately. The
acceleration ability
is deteriorating.
The transm issionno
longer changes gear. The
transm issionisin emergency mode.
All vehicles (exceptMercedes-AMG vehicles):it is only partly
possible toengage thegears, orthe transm issionisin position 005C.
Mercedes-AMG vehicles:itis only possible toshift intosecond
gear andreverse gear.
X Stop thevehicle.
X Shift thetransm issiontoposition 005D.
X Switch offthe engine.
X Wait atleast tenseconds beforerestartingthe engine.
X Shift thetransm issiontoposition 005Bor005E.
Mercedes-AMG vehicles:if005B isselected, thetransm ission
shifts tosecond gearif005E isselected, thetransm issionshifts
into reverse gear.
X Have thetransm issioncheckedataquali fiedspecialist workshop
immediately. Refueling
Import
antsafety notes G
WARNING
Fuel ishighly flammable. Riskoffire and
explosion byimproper handlingoffuel.
You must avoid fire,open flames, smoking
and creating sparks.Switchoffthe ignition
before refueling and,ifpresent, switchoff
the auxilia ryheating. 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
away fromfuels.
Keep doors andwindows closedduringthe
refueling process. If
you orothers comeintocontactwith fuel,
observe thefollowing points:
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 swallow ed.Donot induce vomit-
ing.
R Immediately changeoutofclothing which
has come intocontactwith fuel. G
WARNING
Elect rostatic charging canlead tothe crea-
tion ofsparks andignite fuelvapor. Thereis
a risk offire and explosion.
Touch themetallic bodyofthe vehicle
before youopen thefuel filler caporhandle
the pump nozzle.Any possible electrostatic
charge present willinthis way bedepleted. Refueling
145Drivingandparking
Z

cle
beco mestrapped insnow .The reisaris k
of fata linju ry.
If yo uleave theengi neorthe auxiliary hea t-
ing runni ng,make sure the exha ustpi pe and
are aaro und thevehi cleare clearofsnow .
To ensu rean adequ ate suppl yof fres hair,
ope nawi ndow onthe sideof the vehi cle
that isnot facinginto thewind.
Have your vehi clewinter-pro ofedataqu alifi ed
spe cialist wo rksho pat the onse tof winter.
Drive particu larly care fullyon slippe ryroa d
su rface s.Avoi dsu dde nacce lerati on, stee ring
and braking mane uvers.Do not usecrui se
control .
If the vehi clethrea tenstoskid orcannot be
stop pedwhenmovi ngatlow speed:
X Shif tthe transm ission topos ition 005C.
The outsid etempe ratureindi cator isnot
des igne dto serv eas an ice-wa rning device
and isthere foreunsu itable for that purpo se.
Ch ange sin the outsid etempe ratureare dis-
pl ay ed afte ra sho rtdel ay.
Indi cated tempe raturesjust above thefree zing
poi ntdo not guara ntee thattheroadsu rface is
free ofice .The roadmay stillbe icy,esp ecially
in wo ode dare asoron bridge s.The vehicle
cou ldskid ifyo ufai lto adaptyo ur driving
styl e.Alw aysad aptyo ur driving styleand drive
at aspe edtosuitthe prevailing weathe rcondi -
tions .
You should pa yspe cialattenti ontoroa dcon-
di tions whentempe raturesare around freezing
poi nt.
For more informa tion ondriving with snow
cha ins, see (Ypage 298).
For more informa tion ondriving with summer
tire s,see (Ypage 298 ).
Obs erve thenotes inthe "Winter operation"
secti on(Ypage 298 ). Dri
vin gsys tems Crui
secontrol
Gen eral notes Cru
isecontrol maintai nsaconsta ntroa d
spe edfor you. Itbra kes automa tically in ord er
to avo idexcee ding the setspeed. Onlong and stee
pdow nhillgra dients, especially ifthe vehi -
cle isladen, youmus tsel ect alow ergea rin
goo dtime .By doing so, youwi llmake useof
the braking effectof the engi ne.Thisrel ieves
the loadon the brakesystem andprevents the
bra kes from overheating andwearing too
qu ickl y.
Use cruisecontrol onlyifroa dand traffi ccon-
di tions make itap pro priate tomai ntai na
stea dyspe edfor apro long edper iod.You can
store anyroadspe edabove 20mph
(30 km/h ).
Impo rtant safetynotes If
yo ufai lto adaptyo ur driving style,crui se
control canneith erred uce theriskof an acci -
dent norover ridethe laws ofphy sics .Cru ise
control cannottakeintoacco unttheroad,
traffi cand weathe rcondi tions.Cru isecontrol
is only anaid. You areresp onsible for the dis-
tance tothe vehi cleinfront, forvehi clespe ed,
for braking ingoo dtime andforstay ingin
la ne.
Do not usecrui secontrol :
R in roa dand traffi ccondi tions whichdo not
al low youto mai ntai naconsta ntspe ede.g.
in hea vytraffi cor on winding roads
R on slippe ryroa dsu rface s.Braki ngoracce l-
era ting couldcau sethe drive whe elsto los e
tracti onand thevehi clecou ldthen skid
R whe nthere ispoo rvis ibility ,e.g. dueto fog,
hea vyrainor snow
If there isacha nge ofdri vers ,ad vis ethe new
dri ver ofthe speedstore d. Dri
vin gsys tems
155Drivin gand parking Z

opened,
theloading aidrises automatically.
When theroof isclosed, thetrunk partition
remains inthe open position. Thetrunk par- tition
moves tothe closed position automat-
ically when theroof islowered.
Problems withtheloading aid Problem
Possible
causes/conse quencesand0050 0050
Solutions It
is no longer possible
to lower thestowed
roof inthe trunk using
the loading aid. You
cann otclose thetrunk anymore.
X Call aquali fiedspecialist workshop. Stowage
wellunder thetrunk floor X
To open: opentrunk partition 0044
(Y page 93).
X Swing trunkfloor0087upusing loop0043.
The TIREFIT kit,tire-c hange toolkit,etc. is
located inthe stowage compartm ent. Featur
es Cup
holder
Import antsafety notes G
WARNING
If object sin the passenger compartmentare
stowed incorrectly, theycanslide orbe
thrown around andhitvehicle occupant s.In
addition, cupholders, openstowage spaces
and mobile phonebracket scann otalway s
retain allobject sthey contain.There isa
risk ofinjury, particularly inthe event ofsud-
den braking orasudden changeindirection . R
Always stowobject sso that they cannot
be thrown around insuch situations.
R Always makesurethatobject sdo not pro-
trude fromstowage spaces,parcelnetsor
stowage nets.
R Close thelockable stowagespacesbefore
start ingajourney.
R Always stowandsecure heavy,hard,poin-
ted, sharp-edged, fragileorbulky object s
in the trunk . G
WARNING
The heating elements ofthe cup holder can
become veryhot.Youcould burnyourself on
them.
There isarisk ofinjury.
Do not touch thehot heating elements of
the cup holder. Alwaysmakesurethatchil-
dren cannotaccess thehot heating ele-
ment sof the cup holder. Neverleavechil-
dren unsupervised inthe vehicle.
! Only
usethecup holders forcont ainers of
the right sizeandwhich havelids.The
drinks couldotherwise spill.
! Do
not expose drinksbottles inthe cup
holder inthe cent erconsole tocont inuous,
stron gand direct sunlight. Thepassenger
compartm entinthe area ofthe cent ercon-
sole canotherwise bedamaged bythe con-
cent rated andreflect edsunlight. Featur
es
255Stowage andfeatu res Z

R
solvents
R cleaning agentscontaining solvents
Do not scrub.
Do not touch thesurfaces andfilms with
hard objects, e.g.rings orice scrapers. Oth-
erwise, youmay scratch ordamage thesur-
faces andfilms.
! Do
not park yourvehicle foralong period
of time directly aftercleaning, particularly
after cleaning thewheel rimwith wheel
cleaner. Wheelcleaner canlead tothe
increased corrosionofthe brake discsand
pads. Therefore, driveforafew minutes
after cleaning. Byheating upthe brakes, the
brake discsandpads dry.Thevehicle can
then beparked foralong period oftime.
Regu larcare ofyour vehicle isacondition for
retaining thequal ityinthe long term.
Use care products andcleaning agentsrecom-
mended andapproved byMercedes-Benz . Washing
thevehicl eand cleani ng
the paintwork
Automatic carwash G
WARNING
Braking efficiency isreduced afterwashing
the vehicle. Thereisarisk ofan accident.
Aft erthe vehicle hasbeen washed, brake
carefully whilepayingattent iontothe traffic
conditions untilfullbraking poweris
restored.
! When
DISTRONIC PLUSorthe HOLD func-
tion isactivated, thevehicle brakesauto-
matically incertain situations.
To avoid damage tothe vehicle, deactivate
DISTRONIC PLUSandtheHOLD function in
the followi ngorsimilar situations:
R when towing thevehicle
R in the carwash
! It
is preferable touse carwashes with
adjustable high-pressure pre-cleaningthat
corresponds tothe specification forthe
Cabri oletprogram. Incar washes thatuse
high water pressures, thereisarisk that a
small amount ofwater mayleakintothe
vehicle. !
Vehicles
withHAND S-FREE ACCESS: ifa
key with KEYLES S-GOiswithin thedetec-
tion range ofthe KEYLES S-GOantenn as,the
trunk lidcould openunintent ionallyinthe
followi ngsituations, forexample:
R when usinganautomatic carwash
R when usingapower washer
Make surethatthekey isat least 6.5ft
(2 m) awa yfrom thevehicle.
! Never
cleanyourvehicle inaTouchless
Automatic CarWash asthese usespecial
cleaning agents.Thesecleaning agentscan
damage thepaintwork orplastic parts.
If you have yourvehicle cleaned inahigh-
pressure automatic carwash, small
amounts ofwater mayenter thevehicle.
! Make
surethattheautomatic transmission
is in position Nwhen washing yourvehicle
in atow-through carwash. Thevehicle could
be damaged ifthe transmission isin another
position.
! Make
surethat:
R the side windows androof arecompletely
closed
R the climate controlblower isswitched off
R the windshiel dwiper switch isin position
0
The vehicle mayotherwise bedamaged .
You canclean thevehicle atan automatic car
wash fromthevery start.
Preferably cleanthevehicle atautomatic car
washes thatusetextilewashing elements
without brushes. Thisprevents finescratches
from forming onthe paintwork andfilm.
If the vehicle isvery dirty, pre-wash itbefore
cleaning itin an automatic carwash.
Aft erusing anautomatic carwash, wipeoff
wax from thewindshiel dand thewiper blades.
This willprevent smearsandreduce wiping
noises caused byresidue onthe windshiel d.
i Vehicles
withdecorative film:select a
wash program withouthotwax atthe auto-
matic carwash.
Washing byhand In
some countries, washingbyhand isonly
allow edatspeciall yequip pedwashing bays. 274
CareMaintenance
andcare

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