2020 MERCEDES-BENZ S-CLASS engine coolant

Ins
trum ent Disp layo verview &
WARNIN GRisk ofacci dent duet oa n
ins trumen tdispla ymalfunc tion
If th eI nstrument Displayhasfailed ormal‐
func tioned,youm aynotrecog nizefunction
re strictions applyi ngtosaf etyr ele vant sys‐
te ms.
The oper ating safetyo fyour vehicle maybe
im pair ed. #
Driveo ncarefull y. #
Have thev ehicle checkedi mmediat ely
at aq ualif iedspec ialistworks hop. Mer
cedes‑AMG vehicl es:obse rvet he notesi n
th eS upplement .Other wise, youm ayfailto rec‐
ogni zedangers.
Plu g-inh ybr id:obser vethen otes intheS upple‐
ment .Other wise, youm ayfailto recogni zedan‐
ge rs.
If th eo per ating safetyo fyour vehicle is
im pair ed,parkthe vehicle safelya ssoon aspos‐
sible. Contactaqualif iedspec ialistworks hop. Ins
trument Display 1
Speedome ter
2 Multifunction display
3 Tach ome ter
4 Coolan ttem per atur egaug e
5 Fuelleve la nd fuel filler flap locatio nind ica‐
to r
% This displa yisa ne xamp le.Other displa ys
ar ep oss ible instead oftach ome ter3 .
The segments inspee dome ter1 indica tethe
sy stem status fort he follo wing:
R Cruise control (/ page210) R
ActiveD ista nce AssistDIS TRONI C
(/ page 212)
Ve hicl eswith Traf ficS ign Assis t:De tected
ins tructi ons and traf fics igns willap pea ronthe
speedome ter( /pag e251).
* NO
TEEngi nedama gedue toexcess ively
hig he ngine spe eds The
enginewillbe damag edifyo ud rive wit h
th ee ngine intheo verrev ving rang e. #
Donotd rive with thee ngine intheo ver‐
re vving rang e. The
overrev ving rang eiss hown inredo ntach‐
ome ter3 .W hen theo verrev ving rang eis
re ac hed, thef uel suppl ywillbe interru pted to
pr otect thee ngine.
Dur ing normal oper ating conditions ,coolant
te mp eratur edispla y4 mayrise to248° F
(1 20 °C). Ins
trument Displayand on-bo ardc om put er 263

#
Followt he instructions inthes ervice
int erva ld ispla yregarding theo il
ch ang e. *
NO
TEDama gecau sed byrefilling too
muc hengine oil To
om uche ngine oilcan damag ethe engine
or thec atalytic converter . #
Have excess engineoilremo veda ta
qu alif ied spec ialistworks hop. %
Depending onthee ngine, thec ap maybe
ins talled inthee ngine compartmen tind if‐
fe re nt locati ons. #
Turn cap 1cou nter-cloc kwiseand remo ve
it. #
Adde ngin eoil. #
Replace cap1and turnitc loc kwise asfar
as itwill go. #
Chec kthe oilleve la ga in (/ page411). Che
cking thec oolant leve l &
WARNIN GRisk ofburnsf romh otcom‐
ponent partsinthee ngine compartmen t
Cer tain com pone ntsi nt he engine compart‐
ment canbevery hot,e.g. thee ngine ,the
ra diat orand partsof thee xhau stsystem. #
Allo wthe engine tocool down and only
to uc hc om ponent partsd escr ibed in
th ef ollo wing. &
WARNIN GRisk ofscal ding from hot
cool ant
The enginecool ingsystem ispressur ized,
par ticular lywhen thee ngine iswa rm.Ify ou
open thec ap, youc ouldbe scalded byhot
coolant spraying out. #
Letthe engine cooldown beforeo pen‐
ing thec ap. #
When opening thec ap, wearprotect ive
gl ove sand safetyg lasses. #
Open thec ap slowlyt or elease pres‐
sur e. Maint
enance andcare 41
3

#
Park thev ehicle onalevel sur face. #
Checkt he coolant temp eratur edispla yint he
ins trument cluster.
The coolant temp eratur emustb eint he bot‐
to mq uartero fthe temp eratur edispla y. #
Ifnecessar y,remo vethec over. #
Slowly turnc ap 1 cou nter-cloc kwiseto
re lie ve ove rpressur e. #
Continue turning cap1count er-cloc kwise
and remo veit.
The coolan tleve lisc orrect inthef ollo wing
cases:
R Ifth ee ngine iscold, uptomar kerb ar2.
R Ifth ee ngine iswa rm,upt o0 .6in(1.5 cm)
ov er mar kerb ar2. #
Ifnecessar y,add coolant that has been
appr ovedbyM ercedes-Ben z.
R Further information oncoolant (/page486) Re
filling thew indsh ieldwasher system &
WARNIN GRisk ofburnsf romh otcom‐
ponent partsinthee ngine compartmen t
Cer tain com pone ntsi nt he engine compart‐
ment canbevery hot,e.g. thee ngine, the
ra diat orand partsof thee xhau stsystem. #
Allo wthe engine tocool down and only
to uc hc om ponent partsd escr ibed in
th ef ollo wing. &
WARNIN GDang erofburnsw hen open‐
ing theh ood
If yo uo pen theh ood when thee ngine has
ove rheat edordur ing afirei nt he engine
com partment, youc ouldcome intoc ontact
wit hh otgases orother escaping operating
fl uids. #
Beforeo pen ingtheh ood, allowthe
engine tocool down. #
Inthee vent ofafirei nt he engine com‐
par tment, keep theh ood closed and
call thef ires ervice. &
WARNIN G‑R isko ffirea nd injuryf rom
wind shieldwa sher concen trat e
Wi ndsh ield wa sher concen trat ei sh ighl y
fl ammab le.Itcoul dign itei fitc om esinto
con tact with hote ngine component partsor
th ee xhau stsystem. #
Mak esuret hat nowindshi eldwasher
concen trat es pills outnext to thef iller
open ing. 41
4
Maint enance andcare

#
Thor oughly cleanoffa ny antifr eeze
fr om com ponent partsbef ores tarting
th ev ehicle. *
NO
TEDama gecau sed byinc orrect cool ‐
ant #
Onlyadd cool antthat has been pre‐
mix edwiththe requ ired ant ifreeze pro‐
te ction.
Inf ormati onon cool antisavailable atthef ol‐
lo wing locations:
R IntheM ercedes- BenzSpecif ication for
Oper ating Fluids 310.1
- Athttp: //be vo.mer cedes-b enz.com
- IntheM ercedes- BenzBeVoapp
R Ataq ualif iedspec ialistworks hop *
NO
TEOverhea ting athigh outsid etem‐
per atur es If
an inap propr iatec oolant isused, the
engine cooling system isno ts ufficie ntlyp ro‐ te
cted agains to verheating andcorrosion at
high outside temp eratur es. #
Alw aysu secoolant approvedby
Mer cedes-Ben z. #
Obser vethei nstruction sint he
Mer cedes-Ben zSpecif ications forO per‐
ating Fluids310.1. Ha
ve thec oolant regular lyreplaced ataq ualif ied
spec ialistworks hop.
The propor tionofcor rosion inhibit or/antifr eeze
concen trat ei nt he engine cooling system should
be:
R am inimum of50% (antifr eezeprotect ion
do wn toappr oximat ely- 35 °F(-37° C))
R am axim umof55% (antifreeze protect ion
do wn to-49 °F(-45 °C)) Co
olant capacity Se
dan Capacity
S4 504MA TIC 13.9 US qt
(1 3.2 lite rs)
S5 604MA TIC 15.0 US qt
(1 4.2 lite rs) Long
wheelba se
ve hicl es Capaci
ty
S4 50
S4 504MA TIC 13
.9 US qt
(1 3.2 lite rs)
All other models 15.0 US qt
(1 4.2 lite rs) Mer
cede s‑Maybac hC apacity
S6 50Mer cedes -May‐
bac h 16
.9 US qt
(1 6.0 lite rs)
S5 604MA TIC
Mercedes -Maybach 15
.0 US qt
(1 4.2 lite rs) Te
ch nica ldata 48
7

Disp
laym essag es
Possible causes/conseq uencesand0050 0050
Solutions
ÿ Coolant TooHotStop Vehi-
cle Turn Engine Off *T
hecoolant istooh ot. #
Stop thev ehicle immediat elyinaccor dance withthe traf ficc ondi tions andswitcho ffthee ngine. &
WARNIN GDang erofburnsw hen opening theh ood
If yo uo pen theh ood when thee ngine hasoverheat edordur ing afirei nt he engine compartment, youc ould
co me intoc ontact wit hh otgases orother escaping operating fluids. #
Beforeo pen ingtheh ood, allowthe engine tocool down. #
Inthee vent ofafirei nt he engine compartment, keep theh ood closed andcallthef ires ervice. #
Waitunt ilth ee ngine hascooled down. #
Mak esuret hat thea irsupply tother adiat orisno timp aired. #
Avoiding highloads onthee ngine, drivet ot he near estq ualif iedspec ialistworks hop. Indoing so,ensur ethat
th ec oolant temp eratur edispla yremain sbelo wt he redm arkin g.
ÿ *T
hefanm otorisf aulty . #
Avoiding highloads onthee ngine, drivet ot he near estq ualif iedspec ialistworks hop. Indoing so,ensur ethat
th ec oolant temp eratur edispla yremain sbelo wt he redm arkin g.
To switch engineoff,press
and hold Start/ Stop but-
ton foratleast 3secs. or
press 3times. *Y
ouhave pressed thes tart/s topb utton while driving. #
Information aboutswitchingofft he engine whiledriving (/page173). 50
6
Dis play messa gesa nd warning/ indic ator lam ps

Engine
Wa
rning/indicat orlam p
Possible causes/conseq uencesand0050 0050
Solutions
ÿ Coolant warning lam p The
redc oolant warning lam pislitwhile thee ngine isrunning .
*P oss ible cau ses:
R The temp eratur esensor ismalfunct ioning
R Coolant leve ltoo low
R The airsuppl ytot he radiat orisobs truct ed
R The radiat orfani sfaulty
If th er ei sa na dditional warning tone, thec oolant temp eratur ehasexceed edthem aximum permissible temp eratur e. &
WARNIN GDang erofburnsw hen opening theh ood
If yo uo pen theh ood when thee ngine hasoverheat edordur ing afirei nt he engine compartment, youc ould
co me intoc ontact wit hh otgases orother escaping operating fluids. #
Beforeo pen ingtheh ood, allowthe engine tocool down. #
Inthee vent ofafirei nt he engine compartment, keep theh ood closed andcallthef ires ervice. #
Stop thev ehicle immediat elyinaccor dance withthe traf ficc ondi tions andswitcho ffthee ngine. Donotc ontinue
dr iving under anyc ircums tances. #
Notethem essag eson them ultifunc tiondispla y.
If th ec oolant temp eratur edispla yisa tthe lowe rend ofthet em per atur escale: Displa
ymessag esand warning/ indic ator lam ps 54
5

Wa
rning/indicat orlam p
Possible causes/conseq uencesand0050 0050
Solutions #
Consult aqualif iedspec ialistworks hop.
or #
Exit thev ehicle andkeep asafed ista nce from itunti lthe engine hascooled down. #
Chec kthe coolant leve l(/ pag e413). #
Mak esuret hat thea irsupply tother adiat orisno timp aired. #
Avoiding highloads onthee ngine, drivet ot he near estq ualif iedspec ialistworks hop. Indoing so,ensur ethat the
cool anttemp eratur edispla yremain sbelo wt he reda rea.
00B9 En gine diagnosis warning
lam p The
yello wC heckEngine warning lam pislitwhile thee ngine isrunning .
*A malfunctio nhasoccu rred inthee ngine, thee xhau stsystem orthef uel system.
The emission limitvalues maybee xceed edand thee ngine maybeine mer gency mod e.
In som estates, leg alrequ iremen tsstipulat ethat youm ustimm ediat elyc onsul taq ualifiedspec ialistworks hop as
soon asthey ello wC heckEngine warning lam plight sup. #
Have thev ehicle checkeda ssoon aspossible ataq ualif iedspec ialistworks hop.
003D Electr icalmalfunction warn‐
ing lam p The
rede lect rical mal functi onwarning lam pislit.
*T her eisam alfunction inthee lectr ics. #
Obser vethem essag eson them ultifunc tiondispla y. 54
6
Dis play messa gesa nd warning/ indic ator lam ps

Op
tions ............... ........................... ...... 348
St or ing ................................................ 348
Contr oller
Oper ating ............ ................................ 293
Con venience closing featur e....... ............. 81
Con venience opening ................................ 81
Coolant (engine)
Capacit y............... ...............................4 87
Chec klevel .......................................... 413
No tes. ..... ............................................ 486
Cop yrights
License .................................................. 32
Tr ademar ks<0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011001100110011001100110011
001100110011001100110011001100110011001100110011> 32
Co rnering light function .........................1 53
Co ver
see Side windo ws
Cr oss Traf ficA lert.... ...............................2 49
Cr oss wind Ass ist
Fu nctio n/no tes. ..... ............................. 204
Cr osswi ndAssis t
see MAGIC BODY CONTR OL Cr
uise control .......................................... 210
Butt ons <0011001100110011001100110011001100110011001100110011001100110011
0011001100110011> <0011001100110011001100110011001100110011001100110011001100110011
0011001100110011>........211
Callin gupas peed................................2 11
Fu nctio n.<0011001100110011001100110011001100110011001100110011001100110011
001100110011001100110011001100110011> <0011001100110011001100110011001100110011001100110011001100110011
00110011001100110011>210
Re quiremen ts:...................................... 211
Sel ecting <0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011001100110011001100110011
00110011001100110011001100110011001100110011001100110011> 211
Se tting aspeed <0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011001100110011001100110011
0011001100110011> 211
St or ing aspeed .............................. ...... 211
Swi tching off. <0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011> 211
Swi tching on<0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011001100110011001100110011
00110011001100110011001100110011> 211
Sy stem limit ations ........................... ....2 10
Cup holder................................................ 135
Ins talling/ remo ving (cent erconsole) ...135
Re ar passe nger com partment (vehi‐
cle sw ithar earbenc hseat) ............ ..... 136
Re ar passe nger com partment (vehi‐
cle sw ithe lectricall yadjus table rear
seat s).............................................. .... 136
Re mo ving/ins talling thei nser t(ve hi‐
cles withe lectr icallyadjus table rear
seat s).............................................. .....1 37
Swi tching thec ooling/ heating func‐
tion on/off. ..... .................................... 138
Cush ionba g................................................ 40
Cus tomer Assist ance Center (CAC ).........2 7 Cus
tomer Relat ions Depar tment .............2 7 D
Dam aged etection (parked vehicl e)...... .199
Dashb oard
see Cockpit
Dashb oardlighting
see Instrument clusterl ighting
Dat aacquisiti on
Ve hicle .................................................. 28
Data impor t/expor t................................ 307
Fu nctio n/no tes. ..... ............................. 307
Im por ting/e xporting ............................3 07
Data storage
Ele ctroni ccontr oluni ts ............ .............28
Online services ...................................... 30
Ve hicle .................................................. 28
Dat e
Se ttin gthe time anddateautomati‐
call y...... ............................................... 301
Da ytim erunnin glam pm ode
see Daytime running lights 56
4
Inde x