2020 MERCEDES-BENZ S-CLASS ECO mode

The
Oper ator's Manual andMaint enanc eBookle t
ar ei mp ortant docum ents andshouldb ekeptin
th ev ehicle. Ser
vice andvehicl eoper ation Ve
hicl eoper ation outside theU SAorCana da When
youa reabr oad withyour vehicle, observe
th ef ollo wing points:
R service points orreplacemen tparts ma ynot
be available immediat ely.
R unle aded fuelmaynotbe available forv ehi‐
cles withac atalytic converter .L eaded fuel
ma ycause damag etot he cat alytic converter .
R thef uel mayhavea ne xtreme lylowo ctane
num ber.Un suit able fuelcancause engine
damag e.
Some Mercedes-Benz modelsarea vailable in
Eur ope thro ugh ourEuropean DeliveryP rogram.
Fo rm orei nfor mation, pleaseconsult anauthor‐
ized Mercedes‑B enzservice center,o rw rite to
one ofthef ollo wing address:
in theU SA: Mer
cede s-Benz USA,LLC
Eur opea nDeliveryD epar tment
One Mercedes-Benz Drive
Sandy Springs, GA30328
in Canada:
Mer cedes-Benz Canada,Inc.
Eur opea nDeliveryD epar tment
98 Vande rhoof Avenue
To ronto, Ont ario M4G 4C9 Mai
nten anc e Yo
ur cus tomer advisorconf irms thes ervice in
th es ervice repor t. Ro
adside Assistan ce The
Mercedes -Benz Roadside Assis tance Pro‐
gr am offers tech nica lhelpi nt he case ofa
br eakdo wn.Your calls tothet oll-fr eeRoadside
As sis tance Hotline area nswe redb youragents
24 hour sad ay,3 65 days ay ear .
1-80 0-FOR-MER Cedes (1-800-367-63 72)(US A) 1-8
00-387-0 100( Canada)
Yo uc an find further information inthe
Mer cedes-Ben zRoadsi deAssis tance Progr am
br oc hu re (US A)orthe" Roadside Assistance"
secti onintheS ervice andWarrant ybook let
(Canad a).Youw illfind both inthev ehicle docu‐
ment wallet. Chang
eofadd ress orchang eofowner ship In
thee vent ofac hang eofaddr ess, please send
us the" No tification ofaddr esschang e"inthe
Ser vice andGuarant eeboo kletorsimply callthe
Mer cedes-Ben zCustomer Assis tance Center
(US A)on theh otline number
1-8 00-FOR-MER Cedes (1-800-367-63 72)o rC us‐
to mer Service (Canada )on1 -800-38 7-0100. We
can then reac hy ou inat imelyf ashi on,ifnec es‐
sar y.
If yo us ellyour Mer cedes,pleas eleave all liter a‐
tur eint he vehicle sothat itis available tothe
ne xt ow ner .Ify ou have pur chased aused vehi‐
cle, please sendusthe" No tice ofPur chase of
Used Car"intheS ervice andGuar anteebookle t
or sim plyc all theM ercedes- BenzCustomer Gener
alno tes 23

#
When driving onunpavedr oads oroff-
ro ad, regular lych eckt he vehicle under‐
side. #
Remo vetrap pe dp lants orother flam‐
mable material. #
Ifth er ei sd amag e,con sult aqualif ied
spec ialistworks hop immediat ely. *
NO
TEDama getothev ehicle In
thef ollo wing situations, inpar ticular ,ther e
is ar isk ofdama getothev ehicle:
R The vehicle becomes grounded, e.g.ona
high curb oran unpavedr oad
R The vehicle isdriven toof asto vera n
obs tacle ,e.g. acurb ,spe ed bump orpot‐
hole
R Aheavy object strike st he underbody or
ch assis components
In situatio nssuc hasthis, theb ody ,the
underbody ,chassi scom pon ents,wheels or
tir es coul dbedamag edwithout thed amag e
being visible. Componen tsdamag edinthis wa
yc an une xpec tedly failor ,int he case of
an accident, maynotabsorb thel oads that
ar ise asintend ed.
If th eu nderbody panelingisdamag ed,flam‐
mable materials suchaslea ves, grass or
twigs cancollect between theu nderbody and
th eu nderbody paneling.Thesematerials may
ignit eifthe yc ome intoc ont act with hot
par tson thee xhau stsystem. #
Have thev ehicle checkeda nd repair ed
immediat elya taq ualifiedspec ialist
wo rkshop.
or #
Ifdr iving safetyi simp aired while con‐
ti nui ng your jour ne y,pull over and stop
th ev ehicle immediat elyi na ccor dance
wit hthe traf ficc ondi tions ,and cont act
aq ualif iedspec ialistworks hop. Dec
laration ofconf ormity forw irel es sv ehi‐
cle com ponent s
US A:"The wireless devic es ofthis vehicle com‐
ply withP art1 5o fthe FCC Rules. Opera tionis subje
ctto thef ollo wing twoc ondition s:1) These
de vice smaynotc ause harmful interfere nce, and
2) The sedevice smusta ccep ta ny interfere nce
re cei ved, includin ginter fere nce that ma ycaus e
unde sired operation .Chan geso rm odif ications
no te xpr essly approve dbythe par tyresponsible
fo rc om pliance could void theu ser's author ityto
oper atet he equipment."
Canada: "Thewireless devices ofthis vehicle
com plyw ithI ndus tryC anada license-e xemp t
RSS standar d(s).Operationiss ubj ect tothef ol‐
lo wing twoc ondition s:(1) These device smay
no tc ause interfere nce, and(2)The sedevice s
mu stacc epta ny interfere nce, including interfer‐
ence that ma ycaus eunde sired oper ationofthe
de vice."
US A:"W ireless chargin gsystemf ormobile devi‐
ces (Model: D-WMI20 15A): this de vice complies
wit hP art1 8o fthe FCC Rules."
The name andaddr essofther esponsibl eparty
is:
Continent alAu tomo tiveS ystems USInc.
24 00 Executiv eHillsD rive
Au bur nH ills, MI483 26-298 0 Gener
alno tes 25

re
stra int isfolded down, thev iewo fthe pas‐
seng er'soutside mirrorc an be impai red. #
Tohave afreev iewo fthe outside mir‐
ro r,re mo vethef ront passeng erhead
re stra int beforeb egin ningaj ourney. *
NO
TEDama getoobject sint he lugg age
ne to fthe front passeng erfoot we llwhen
adjus tingt he front passeng erseat tothe
ch auf feur posi tion Obj
ectsint he lugg agen etinthef ront
passeng erfoot we llcan becom edamag ed
when thef ront passeng erseat isadjus tedt o
th ec hauf feur posi tion. #
Remo vetheo bjec tsfrom thel ugg age
ne t. *
NO
TEDama getothes eats when moving
th es eats back The
seats maybed amag edbyobject swhen
mo ving thes eats back. #
When moving thes eats back,mak e
sur ethat ther ea reno objec tsinthe
fo ot we ll,under orbehin dthe seats. Obser
vethef ollo wing:
R Adjus tthe front passeng erseat forc hauf feur
mod ebefor et he jour ney
R Donotremo vethef ront passeng erseat head
re stra int dur ing thej our ney
Fo rc hauf feur mod e,thef ollo wing settings are
made fort he front passeng erseat :
R The seat ismo vedf orwa rds
R The backres tist ilte df orwa rds
R The head restra int isfolded forw ards
The fron tp asse nger seat willautomat icallymove
fr om thec hauf feur posi tionb acki ntot he nor mal
position inthef ollo wing situations:
R The front passeng erseat isadjus tedu sing
th eb uttons onthed oor control panel onthe
fr ont passeng erside
R The front passeng ersea tbelti sf astened R
Anoccupant isde tected on thef ront
passeng erseat
R The front passeng erhead restra int isinse r‐
te da nd thep owe rsupp lyis swi tched on
R The front pass engerbac kres tisa dju sted
re ar wa rds
R The front passeng erseat ismo vedi nt he
fo re -and -aftd irec tion outo fthe chauf feur
ar ea
Po sitioning thef ront passeng erseat for
ch auf feur mode
Re quirement s:
R The powe rsupp lyis switc hedon.
R The front passen gers eat isno to ccupi ed.
R The front pass engerseat beltisno tinser ted
int ot he buc kle. 10
4
Sea tsand stow ing

Ov
ervie wo fclimat econtr olsystems No
teso nc limat econtr ol An
interior airfilt er incom binat ionwiththe pre‐
fi lt er inthee ngine compartmen tmusta lway sb e
used sothat thea ircon ditionin gsystem, pollu‐
tion leve lm onitor ing and thea irfiltration work
cor rectl y.Mak esuret hat thef ilter isins talled
cor rectl ya nd thef ilter housin gint he engine
com partment isclosed correctl yu sing thec ap
and alwayst ightl ysealed wheninoper ation. Use
fi lt er sr ecom mende dand approve dby
Mer cedes-Ben z.Alw aysh ave service workcar‐
ri ed out ataq ualif iedspec ialistworks hop. Ov
ervie wo fthe air con dition ingcontrol
panel Plu
g-in hybrid: obser vethen otes intheS upple‐
ment .Other wise, youm ayfailto recogni zedan‐
ge rs.
The indicat orlam pson theb uttons indicat ethat
th ec orresponding functionisactiv ated. 1
0058 Setsclimat econt roltoa utomat ic,
lef t(/ page165)
2 0082 Setsthet em per atur e,lef t
3 H Setsthea irflow ,lef t, or switc hesoff
climat econtrol
4 0072 Switchesair-recir culation modeon/off
(/ page167)
5 0064 Defrosts thew indshield
6 Calls
upthea ircon ditionin gmenu
7 006C Switchesther ear windo wheater
on/of f 8
0056 SwitchestheA /C func tion on/
of f(/ page165)
Switc hesresidua lheat on/of f(/pag e168)
9 H Setsthea irflow ,right, orswitc hesoff
climat econt rol
A 0082 Setsthet em per atur e,right
B 0058 Setsclimat econt roltoa utomat ic,right Ov
ervie wo fthe rear oper ating unit Ex
am ple:USA
1 Setsthet em per atur e,lef t
2 Setsthea irdis tribution, left 16
4
Climat econtrol

3
Setsclimat econtr olto aut omat icmode
(/ page166)
4 Setsthea irflow
5 Switches climat econtr olon/of f
(/ page 165)
Switc hesther esidual heaton/of f
(/ page168)
6 Setsthea irdis tribution, right
7 Setsthet em per atur e,right Oper
ating thec lima tecont rols ystem Switc
hingclima tecont rolint he front onor
of f #
Toswitc hon:setthe airflow toleve l1o r
higher usingtheH button. #
Toswitc hoff:se tthe airflow toleve l0u sing
th eH button.
% Ifclimat econtrol isswitc hedoff,th ew in‐
do ws mayfog up mor equickly. Swi tcho ff
cli mat econtr olonly briefly. Switc
hingrear passe nger comp artment cli‐
mat econtrol on/ off #
Press butt on5.
% When rear passe nger com partment clim ate
con trol isswit ched off,th ei ndicat orlam pis
activ ated and OFF issho wnonther ear
passeng ercom partment display. Switc
hingtheA /C fun ction onoroffv iathe
cont rolp anel The
A/Cf unc tion heats ,cools anddehumidif ies
th ev ehicle's interior air. #
Press the0056 button.
Switc hofftheA /C func tion onlybrief ly other‐
wise thew indo wsmayfog up mor equickly.
Con densation maydripf romt heunder sideof
th ev ehicle whencooling modeisactiv e.This is
no tas ignthat ther ei sam alfunct ion. Ac
tiv atin g/deac tivatin gthe A/Cf unc tionv ia
the multi mediasystem Multi
media system:
4 Vehicle 5
b Climate Control5
A/C
The A/C function heats, coolsanddehumidif ies
th ev ehicle's interior air. #
Activate0073 ordeacti vate 0053 thef unc tion . Se
tting climat econtr olin thef ront com part‐
men ttoa utomatic mode In
automatic mode, thes ettemp eratur eisr egu‐
lat ed bythet em per atur eofthe dispensed air
and thea irflow . #
Press the0058 button. #
Toswitc htom anualmode :presst he H
or 0082 button. Climat
econtrol 16
5

Se
tting rear passe nger comp artment climat e
co ntr olto aut omatic mode In
automatic mode, thes ettemp eratur eisr egu‐
lat ed bythet em per atur eofthe dispensed air
and thea irflow . #
Press butt on3. Climat
estyle Cl
ima testylef un ction
In aut omat icmode, youc an sele ctthef ollo wing
climat estyle settin gsfort he driver's andfront
passeng erareas:
R FOCUS: highairflow ,slight lycooler setting
R MEDIUM: mediumairflow ,standar dsetting
R DIFFUSE: lowa irflow ,slight lywa rmerand
dr aft-fr ee setting
Ad jus tingthe climat emode settin gs
Mu ltimed iasystem:
4 Vehicle 5
b Climate Control
5 Climate Mode #
Select Driverand/or Passenger. #
Select FOCUS, MEDIUMorDIF FUS E.
% Tofeel thee ffect ofthec limat estyle,t he
0058 functionmus tbea ctiv e(/ pag e165) . Ov
ervie wo fthe air distribu tion settings The
symbols onthed ispla yindicat ewhichvent s
th ea irflow isbeing direct edthro ugh:
0061 def
roster vents
009C cent
erand side airv ent s
009B fo
ot we llve nts
009F cent
er,s idea nd foot we llve nts
0086 de
fros tera nd foot we llve nts
008F al
lv ent s
0087 defr
oster,middl eand side airvents
00A2 au
tomatic airdistribu tion Se
tting thea irdis tribut ion Multi
media system:
4 Vehicle 5
b Climate Control
5 Air Dist ribution #
Select Driverand/or Passenger. #
Setthe air distribution. Se
tting thef ootw ell temp eratur e Multi
media system:
4 Vehicle 5
b Climate Control
5 Foot well Temperature #
Select Driverand/or Passenger. #
Setthe foot we llte mp eratur e. 16
6
Climat econtrol

Se
tting ther ear climat econtrol usin gthe
mu ltim edia system Multi
media system:
4 Vehicle 5
b Climate Control5
Rear
Ac tiv atin grear climat econtrol
If th is func tion isact ivat ed, thes ettings from the
fr ont contr olpanel area utom atical lyadop tedf or
re ar clim atec ontrol. #
Select Rear On. #
Activate0073 ordeacti vate 0053 thef unc tion .
Contr olling ther ear climat econtrol aut omat‐
ical ly #
Select AUTO . #
Activate0073 ordeacti vate 0053 thef unc tion .
Se tting thea irflo w #
Sele ctAir flow. #
Setthe airflow .
Se tting thet em peratu re #
Sele ctTempe rature. #
Sele ctRear Right and/orRear Left. #
Setthe temp eratur e.
Se tting thea irdis tribut ion #
Sele ctAir Distributio n. #
Sele ctRear Right and/orRear Left. #
Setthe air distribution. Ac
tiv atin gordeac tivatin gthe climat econ‐
tr ol syn chronizat ionfunction usingthem ulti‐
med iasystem Multi
media system:
4 Vehicle 5
b Climate Control
5 SYNC
The climat econtrol can becon trolled centrally
using thes ync hroniz ation function.The temp era‐
tur es etting isaut omaticall yadop tedf or all cli‐
mat ezones. #
Activate0073 ordeacti vate 0053 thef unc tion . Re
mo ving conde nsatio nfromt hewindo ws Wi
ndo wsfogg ed up onthei nsid e #
Press the0058 button. #
Ifth ew indo wscontinu etofog up: press the
0064 button.
Wi ndo wsfogg ed up ontheo utside #
Swit chon thew indshield wipers. #
Press the 0058 button. Switc
hingair-recir culation modeon/off #
Press the0072 button.
The interior airwill berecir cul ated.
Air -reci rculati onmod eautomat icallyswit ches to
fr esh airmode afte rs ome time.
% Ifair -recir cula tion mode isswi tched on,the
windo wsmayfog up mor equickly. Swi tcho n
ai r-re cir cul ation mod eonly briefly. Climat
econtrol 16
7

#
Toswitc honthe ign ition :pr ess button1
twic e.
The indic ator lam psinthei nstrument cluster
light up.
The ignit ionisswitc hedoffa gain ifone ofthe
fo llo wing condition sism et:
R Youd on otstar tt he vehicle within
15 minut esand thet ransmission isin posi‐
tion 005Dorthee lectr icpar king brak ei s
applied.
R Youp ress but ton1 once . St
arting thev ehic le St
arting thev ehic lewit hthe star t/s topb ut‐
to n &
DANG ER Risk ofdeat hcause dby
ex haus tgases
Com bustione ngines emitpoisonous exhaus t
ga ses suchascarbon monoxide.Inhaling
th ese exhaus tgases ishaz ardou stoh ealt h
and leads topoisonin g. #
Neverlea ve thee ngine or,ifp resent ,
th ea uxiliar yheating running inan
encl osedspace without sufficie ntventi‐
la tio n. &
WARNIN GRisk offire due toflammab le
mat erial inthee ngine compartmen tor
th ee xhau stsystem
Flammable materials brought inby either ani‐
mals orenvironmen talinf luenc esma yignit e
if th ey come intoc ont act with hotp arts of
th ee ngine orexhaus tsyst em. #
Ther efor e, checkr egular lythat ther e
ar en oflammable materials inthe
engine compartmen toro nthe exhaus t
sy stem. Re
quirement s:
R The Smar tKey islocat edinthev ehicle and
th eS mar tKey batt eryi sn otdisc harged. #
Shif tthe transmission toposition 005Dor005C. #
Depr esstheb rake pedal andpress butt on
1 onc e. #
Ifth ev ehicle doesnots tart:s witc hoffnon-
essential consumer sand press butt on1
once. #
Ifth ev ehicle still does nots tart and the
Place theKey inthe Marked SpaceSee
Operator's Manualdisplaymessag ealso
appear sint he multifunction display:star t
th ev ehicle inemer gency operati on mod e.
% Youc an swit chofft he engine whiledriving
by pressing button1 fora bout thre es ec‐
onds orby pressing button1 thre et imes
wit hin thre es econ ds.Besuretoo bser vethe
saf etyn otes under "Driving tips"
(/ page177).
St arting thev ehic lewit hS mar tKey inthe
ma rked spa ce(emer gency oper ation mode)
If th ev ehicle doesnots tart and thePlace the
Key inthe Marked SpaceSeeOperator 'sManual
displa ymessag eappear sint he multifunction
displa y,yo uc an star tt he vehicle inemer gency
op erati on mod e. Dr
iving and parking 17
3