2020 MERCEDES-BENZ S-CLASS COUPE ECU

R
The vehicle hasbeen loaded onto
th etra nspor tercor rectly
R The vehicle issecur edatall four
wheel swit hsuit able tensi oni ng
st ra ps
R The maximum permissible speedof
35 mph(60 km/h) isno tex ceed ed
whe ntransp orting *
NO
TEDama getotheve hicle from secur‐
ing itincor rectl y #
Afterloa ding, theve hicle mustbe
secur edon allfour wheel s.Ot her wise,
th eve hicle could bedamag ed. #
Aminimum distance of4in (10 cm)
up wa rdsand 8in (20 cm) down wards
mus tbe kept tothetranspor tplatf orm. Tr
ans portle ve lis no tav ailable forth efo llo wing
ve hicles:
R Mer cedes- AMGvehicles
R Vehicles withMA GIC BODY CONTR OL %
Depending onthemodel, button1 isloca‐
te din thecon trol panel between thesteer ing
wheel andthedr iver's door . #
Toactiv atetranspo rtleve l:pr ess butt on
1.
Indic ator lam p2 lights up.
The vehicle israised by1.2 in (30 mm) com‐
par edtothenor mal leve l. #
Press butt on1 again and hold itforat lea st
fi ve seconds.
The vehicle israised from thera ised leve lto
th etranspor tle ve l.
The transpor tle ve lis reac hed when indicat or
lam p2 flashes andtheMax. Speed 22mph
displa ymessag eappear sin themultifunc tion
displa y.
The vehicle islowe redag ain inthefo llo wing sit‐
uation s:
R When drivin gfa ster than 22 mph(35 km/h).
R Aftersele cting adr ive pr ogr am using the
DY NA MIC SELE CTswitc h.
The vehicle isthen adjus tedto theheight of
th elas tactiv edr ive pr ogr am. #
Secur eth eve hicle onallfour wheel saf te r
loading . #
Todeac tivatetranspo rtleve l:star tth e
engine whentheve hicle isat ast ands till.
If transpo rtleve lis act ivat ed, indic ator lam p
2 flashes . Br
eak down assis tance 38
7

*
NO
TEDama getotheve hicle dueto
inc orrect useof theto wing eye When
ato wing eyeis used toreco vera ve hi‐
cle, theve hicle maybe damag edinthepr oc‐
ess. #
Onlyuse theto wing eyeto tow aw ay or
to w star tth eve hicle. To
w- star ting theve hicl e(eme rgency engine
st ar t) *
NO
TEDama getotheaut omatic trans‐
mission duetotow star tin g The
automat ictransm issionma ybe damag ed
in thepr ocess oftow star tin gve hicles with
aut omatic transmission. #
Vehicles withaut omatic transmission
mus tno tbe tow star ted. #
Vehicles withaut omatic transmission must
no tbe tow- star ted. Electr
icalfuses No
teson electr icalfuses &
WARNIN GRisk ofacci dent andinjury
due tooverloaded lines
If yo uman ipulat eor bridg eafa ulty fuse orif
yo ure place itwit hafuse withahigher
am per age, theelectr icline could beove rloa‐
ded.
This could result inafire . #
Alw aysre place faulty fuseswit hspec i‐
fi ed newfuses containin gth ecor rect
am per age. *
NO
TEDama gedue toinc orrect fus es Electr
icalcom pone ntsorsystems maybe
damag edbyinc orrect fus es, ortheir func ‐
tion ality maybe signif icantlyim pair ed. #
Onlyuse fuses that have been approved
by Mer cedes-Ben zand whic hha ve the
cor rect fus era ting . Blo
wn fuse smu stbe replaced withfuses ofthe
same rating ,wh ich yo ucan recogni zeby the
colo rand fusera ting .The fuse rating sand fur‐
th er information tobe obser vedcan befound in
th efuse assignmen tdiagr am.
* NO
TEDama geormalfunct ionscaused
by mois ture Mois
turema ycause damagetotheelectr ical
sy stem orcause itto malfu nction. #
When thefuse boxis open, makesur e
th at no mois turecan enterthefuse
bo x. #
When closing thefuse box,mak esur e
th at theseal ofthelid isposition edcor‐
re ctly onthefuse box. If
th ene wlyinser tedfuse alsoblows,ha ve the
cau setrace dand rectif ied at aqu alif ied spec ial‐
is two rkshop.
Ensur eth efo llo wing beforere placing afuse:
R The vehicle issecur edagains tro lling away.
R Allelectr icalconsu mersar esw itched off. Br
ea kdo wnassist anc e389

The
tirepr essur eta ble showsthere comme nded
tir epr ess ures forall tires app rove dfo rth is vehi‐
cle. The recomme ndedtirepr ess ures apply for
cold tires und ervarious oper ating condit ions,i.e.
loading and/orspeedoftheve hicle.
If one ormor etir esizes precede atir epr essur e,
th etir epr essur einf ormation follo wing isonl y
va lid forth ose tiresizes.
The load condit ions"partially laden" and"fully
laden" aredef ined intheta ble fordif fere nt num ‐
be rs of passeng ersand amounts oflugg age. The
actual number ofseats maydif ferfr om this. Som
etir epr essur eta bles onlysho wtherim
diame terins tead ofthecom pletetiresize, e.g.
R1 8.The rim dia me teris par tof thetir esize and
can befound onthetir eside wall(/ page409 ).
Be sureto also obse rveth efo llo wing further
re lat ed subje cts:
R Noteson tirepr essur e(/ page395)
R Tire and Loadi ngInfo rm atio nplacar d
(/ page40 1) R
Max imum tirepr essur e(/ page40 8) Chec
kingtirepr essu resmanu ally #
Read thetir epr essur efo rth ecur rent operat‐
ing cond itions from theTire and Loadi ng
In fo rm atio nplacar dor thetir epr essur e
ta ble. Obser vetheno teson tirepr essur e. #
Remo vetheva lve cap ofthetir eto be
ch ecked. #
Press thetir epr essur ega ug esec urelyon to
th eva lve. #
Read thetir epr essur e. #
Ifth etir epr essur eis lowe rth an there com‐
mend edvalue, increase thetir epr essur eto
th ere comme ndedvalue. #
Ifth etir epr essur eis higher than there com‐
mend edvalue, release air.To do so, press
do wn theme talpin intheva lve, e.g. using
th etip ofapen forex am ple. Then checkth e
tir epr es su re again usin gth etir epr essur e
ga ug e. #
Screw theva lve cap ontoth eva lve. Wheels
andtires 39
7

The
tirepr essur esarealr eady being moni‐
to re d. #
Com pareth etir epr essur ewit hth ere com‐
mend edtirepr ess urefo rth ecur rent operat‐
ing cond ition (/ page 396). Observeth e
no teson tirete mp eratur e(/ page395).
% The values displa yedin themultifunc tiondis‐
pla yma yde viat efrom those ofthetir epr es‐
sur ega ug eas they referto sea leve l.At high
altitudes, thetir epr essur eva lues indic ated
by apr essur ega ug ear ehigh erthan those
sho wnbytheon- boar dcom puter.In this
case, donotre duce thetir epr essur e.
Mak esur eto obser vethefo llo wing further rela‐
te dsubjec t:
R Noteson tirepr essur e(/ page395)
Re star ting thetir epr essur emoni toring sys‐
te m
Re quirement s:
R The recomme ndedtirepr ess ureis cor rectl y
se tfo rth ere spectiv eoper ating condition on
eac hof thefo ur wheel s(/ page39 5). Re
star tth etir epr essur emonit oring system in
th efo llo wing situat ions:
R The tirepr essur ehas chang ed.
R The wheels ortires have been chang edor
ne wlyins talled.
On- boar dcom puter:
4 Service 5
Tires #
Swipe down wardson Touc hCon trol on the
lef t-hand sideofthesteer ing wheel.
The Use Current Pressures asNew Refer-
ence Values? messageis sho wninthemulti‐
func tion displa y. #
Press 0076 toconf irm there star t.
The Run FlatIndicat orRest arted mes sageis
sho wninthemultifunc tiondispla y.
Cur rent wa rning mess ages aredele tedand
th e0077 yello wwa rning lam pgoes out.
Af teryo uha ve driven fora fe w min utes, the
sy stem checks whe ther thecur rent tirepr es‐
su resar ewit hin thespecif iedrang e. The cur‐
re nt tirepr ess ures areth en accep tedas ref‐
er ence values andmon itor ed. Mak
esur eto obser vethefo llo wing further rela‐
te dsubjec t:
R Noteson tirepr essur e(/ page395) 400
Wheels andtires

Un
ifor m Tire Quality Grading Standar ds:a
unif orm standar dto grade thequ alit yof tires
wit hre ga rd totrea dqu alit y,tiretracti onand
te mp eratur ech aract eristic s.The qualit ygr adin g
asses smentismade bythemanuf acturerfollo w‐
ing spec ificat ions from theU. S. government. The
qu alit ygr ade ofatir eis im print ed on theside
wa llof thetir e.
Re comm endedtir epr essu re:th ere comme n‐
ded tirepr ess ureis thetir epr essur especif ied
fo rth etir es mount edtotheve hicle atthefa c‐
to ry.
The tireand information table con tains there c‐
omme ndedtirepr ess ures forcold tires, themax‐
imum permissible loadandthemaximum per‐
missible vehicle speed.
The tirepr essur eta ble con tains there comme n‐
ded tirepr ess ures forcold tires under various
oper ating condit ions,i.e.loading and/orspeed
of theve hicle.
Incr eased vehicl ewe ight duetooptiona l
eq uip ment :th ecombin edweight ofall standar d
and optio nal equipme ntavailable forth eve hicle, re
ga rdless ofwhe ther itis actually installed on
th eve hicle ornot.
Rim: thepar tof thewheel onwhic hth etir eis
ins talled.
GA WR (Gross AxleWe ight Ratin g):th eGA WR
is themaximum permissible axleload. The
actual loadonanaxle mustne verexc eed the
gr os saxle weight rating .The gross axlewe ight
ra ting canbefound ontheve hicle identif ication
plat eon theB‑pillar onthedr iver's side.
Speed ratin g:thespeed rating ispa rtof thetir e
identif ication .It specif iesthespeed rang efo r
whic hatir eis appr oved.
GV W(Gr oss Vehicl eWe ight ):th egr oss vehicle
we ight comprises thewe ight oftheve hicle
including fuel,tools, thespar ewheel, accesso‐
ri es installed, occupant s,lugg ageand thetrailer
dr aw bar nose weight ,if applicable. Thegros s
ve hicle weight mustno texc eed thegr oss vehicle
we ight rating GVWR asspecif iedontheve hicle
identif ication plateon theB‑pillar onthedr iver's
side.
GV WR (Gross Vehicl eWe ight Ratin g):th e
GV WR isthemaximum permitt edgross weight of
thefully laden vehicle (weight oftheve hicle
including allaccessor ies,occupants, fuel,lug‐
ga ge and thetrailer draw bar nose weight ifappli‐
cable). Thegros sve hicle weight rating issp eci ‐
fi ed on theve hicle identif ication plateon the
B‑pil laron thedr iver's side.
Maxim umweight ofthelad envehicl e:the
maximu mwe ight isthesum ofthecurb weight
of theve hicle, thewe ight oftheaccessor ies,the
maximu mloa dand thewe ight ofoption aleq uip‐
men tins talled atthefa ct or y.
Kilop ascal(kP a):metric unit fortir epr essu re.
6.9 kPacor responds to1psi .Ano ther unit for
tir epr es su re isbar .10 0kilop ascal(kP a)equals
1 bar .
Lo ad inde x:inadd ition totheload-bear ing
inde x,theload indexma yalso beimprint ed on
th eside wallof thetir e. This specif iestheload-
bear ingcapacity ofthetir emor epr ecisel y.
Cur bwe ight :th ewe ight ofave hicle withstand‐
ar deq uipme ntinc ludin gth emaximum capacity
of fuel, oiland coolant .It also includes theair
con ditionin gsy stem and option aleq uipment if 41
2
Wheels andtires

th
ese areins talled ontheve hicle, butdoes not
include passeng ersor lugg age.
Maximum tireload: themaximum tireload is
th emaximum permissible weight inkilog rams or
lbs forwhi chatir eis appr oved.
Maxim umpermissible tirepr essur e:maxi‐
mum permissible tirepr essur efo rone tire.
Maximum loadonone tire: maximu mloa don
one tire. This iscalcu lated bydividing themaxi‐
mum axleload ofone axle bytwo.
PSI (pounds persquar ein ch ):standar dunit of
meas uremen tfo rtir epr essu re.
Aspe ctratio :ra tio betwee ntire height and tire
wi dthin pe rcent .
Ti re pres sur e:press ureinsi dethetir eappl ying
an outw ardfo rc eto eve rysquar einc hof thetir e.
The tirepr essur eis specif iedinpounds per
sq uar einc h(psi), inkilopascals (kPa)or inbar .
The tirepr essur eshould onlybe cor rected whe n
th etir es arecold.
Cold tirepr essur e:thetir es arecold when the
ve hicle hasbeen parkedfo rat lea st3hou rs wit
hout direct sunli ghtonthetir es ortheve hicle
has been driven forless than 1mile (1.6 km ).
Ti re contact surface: thepar tof thetir eth at
com esintocon tact with thero ad.
Ti re bead: thepur pose ofthetir ebead isto
ensur eth at thetir esits secur elyon thewheel
ri m. Ther ear ese veralwir ecor esinthetir ebead
to preve ntthetir efrom chang inglengthon the
wheel rim.
Side wall:thepar tof thetir ebe tween thetread
and thetir ebead.
We ight ofoptiona leq uipm ent:th ecombin ed
we ight oftheop tion aleq uipment weighin gmor e
th an there placed standar dpar tsand moreth an
5 lbs (2.3kg ).This optional equipment, suchas
high-per form anc ebr ak es, leve lcon trol system, a
ro of lugg agera ck orhigh-per form anc ebat teries,
is no tincluded inthecurb weight andthewe ight
of theaccessor ies.
TIN (Tire Identif ication Numbe r):auni que
ident ificat ion numb erwhic hcan beused bya
tir ema nuf actu rerto ident ifytires, forex am ple,
in apr oduc tre cal l,and thus iden tifyth epur‐
ch aser s.The TINismade upofthemanuf actur‐ er's
identit ycode, tiresize, tiretype code and
th emanuf acturingdate.
Load-bear inginde x:theload-bear inginde xis a
code that con tains themaximum load-bearing
capacity ofatir e.
Tr actio n:traction isthegr ip resulting from fric‐
tion between thetir es and thero ad sur face.
We arindi cator:nar row bars(tr ead wearbar s)
th at aredis tribut edove rth etir econ tact surface.
If th etir etread isleve lwit hth ebar s,thewe ar
limit of1/ 16 in(1.6 mm) hasbeen reac hed.
Dis tribut ionofvehicl eoc cupants: distribu tion
of vehicle occupants over designat edseat posi‐
tion sin ave hicle.
Maximum permissible payload weight :nom i‐
nal load andluggageload plus150lb (68 kg)
multip liedby thenumber ofseats intheve hicle. Wheels
andtires 41
3

Disp
laymes sages
Possible causes/conseq uencesand0050 0050
Solutions &
WARNIN GRisk ofinju ryand acciden tdue toan insufficie ntsupply offresh air
If th eclimat econ trol system ismalfunct ioning,carbon dioxide leve ls ma yinc rease intheve hicle interior .
Br eat hing incarbon dioxide maycause dizziness. #
Open thewindo wto ensur eth at ther eis asuf ficie ntsupply offresh air. #
Open thewindo wto ensur ean adeq uatesuppl yof fresh air. #
Consult aqu alif ied spec ialistwo rkshop immediat ely. Ve
hicl e Dis
playmessag es
Possible causes/conseq uencesand0050 0050
Solutions
0072 Vehicle ReadytoDrive
Switc hthe Ignit ionOff
Before Exiting *Y
ouarelea ving theve hicle when itis in are ady -to- dr ive st at e. #
When youlea vetheve hicle, switchof fth eignition ,secur eth eve hicle agains tro lling away and taketh eSmar t‐
Ke ywit hyo u. #
Ifyo udo notlea vetheve hicle, switchof fth eelectr icalconsumer s,e.g. theseat heating. Other wise, the12 V
batt eryma ydisc hargeand itwill then be possible tostar tth eve hicle onlywit hth eaid ofasecon dbatt ery
(s ta rting assis tance) . Disp
lay mes sage sand warning/ indic ator lam ps 44
7

Br
ak es Di
spl aymes sages
Possible causes/conseq uencesand0050 0050
Solutions
0049 (US Aonl y)
0024 (Canada only)
Parking BrakeSeeOpera-
tor's Manual *
The yello w0024 indicator lam pis lit. The elect ric pa rking brak eis malfun ctionin g.
To appl y: #
Swi tchth eignition offand switc hit bac kon. #
Appl yth eelectr icpar king brak emanually (/page16 5).
If it is no tpo ssi ble to appl yth eelectr icpar king brak e: #
Consult aqu alif ied spec ialistwo rkshop. #
Wher enecessar y,also secureth epar kedve hicle agains tro lling away.
* The yello w0024 indicator lam pand there d0049 (USAonl y)or 0024 (Canada only)indicat orlam par elit. The elec‐
tr ic par kingbr ak eis malfunc tioning.
To release: #
Swit chtheignition offand switc hit bac kon. #
Release theelectr icpar king brak emanually (/page16 5).
or #
Release theelectr icpar king brak eaut omaticall y(/ page16 5).
If it is still no tpossible torelease theelectr icpar king brak e: #
Donotcon tinue driving under anycir cums tances. Consu ltaqu alif ied spec ialistwo rkshop. 456
Displa ymessag esand warning/ indic ator lam ps