ECU MERCEDES-BENZ S-CLASS SEDAN & MAYBACH 2019 Hybrid Owner's Manual

No
teson plug-in hybrid oper ation &
WARNIN GRisk ofchemical burnsand
poisonin gfrom damag edhigh-v oltage
batt ery
If th ehousing ofthehigh-v oltagebatt eryhas
been damag ed,electr olyt eand gases may
leak out. #
Avoid cont actwithth eskin ,ey es or
clo thing. #
Imm ediat elyrinse electr olytesplashes
of fwit hwa terand seek medica latt en‐
tion stra ight away. &
DANG ER Risk ofexplosion from exces‐
siv eint ernal press ureof thehigh-v oltage
batt ery
In theev ent ofave hicle fire ,th eint ernal
pr essur eof thehigh-v oltagebatt erycould
exc eed acr itical value. Inthis case, flamma‐
ble gasescapes thro ugh ableed valve in the
ve hicle's underbody .
The gascan ignit e. #
Lea vethedang erzon eimmediat ely. #
Secu rethedang erzon eat asuit able
dis tance, whilst obser vinglegalrequ ire‐
men ts. The
hybrid system combin esacombus tion
engine withan electr icmo tor.
Charact eristic swhen theve hicle isat ast and‐
st ill:
R thecombus tionengine isge ner ally switc hed
of f.
R engine idlingonlyoccur sin cer tain ins tan‐
ces.
Ch aract eristics when star tin gth eve hicle:
R ifth ehigh-v oltagebatt eryis suf ficie ntly
ch arge d, theve hicle canbestar tedwit hth e
electr icdrive wit hout thecombus tionengine
(noiseless star t).
R ifth ehigh-v oltagebatt eryis no tsuf ficie ntly
ch arge dor theoper ating temp eratur eof the
comb ustion enginehasno tbee nre ac hed,
th eve hicle canstar twit hth ecombus tion
engine. Char
acteristics withmoder atepo we routpu t
re qu iremen ts:
R thecombus tionengine isswitc hedoffas
of tenas possi ble du ring thejour ney.
R theve hicle canbeacceler ated electr icallyup
to speeds ofappr oximat ely87 mph
(1 40 km/ h).
Char acteristic swit hhigh powe routpu tre qu ire‐
men ts:
R theelectr icmo torsupp orts thecombus tion
engine (boostef fect), e.g. whenpu lling away
or acceler ating.
R thehigh-v oltagebatt eryis disc harging.
Char acteristics when releasing theaccelera tor
pedal during thejour ney:
R theelectr icmo toris oper ated asaalt ernat or
when inoverru nmod eand during braki ng.
R thehigh-v oltagebatt eryis ch argin g.
No teson electr icdriving:
R vehicles withhy brid systems gener atesigni fi‐
cantly less nois eth an vehicles withcombus‐
tion engines. 6
Gener alno tes

Using
thehigh -voltag ediscon nectdevice #
Swit chtheignition off. #
Switc hth etra nsmiss iontoposition 005D. #
Appl yth eelectr icpar king brak e. #
Secur eth eve hicle agains tro lling away (see
th eve hicle Operator's Manual). #
Open thetrunk lid. #
Liftth etrunk floor upw ards. #
Remo vetheright-h andtrim inthetrunk . #
Press release clip1inthedir ect ion ofthe
ar row and pullitout . #
Pull high-volt agedisc onnec tde vic e2 inthe
dir ect ion ofthear row untilit en gage s.
The hybrid system isdiscon nected.
All workon thehy brid system (including afte r
switc hingoffmanually) mayonl ybe car ried out
by aqu alif ied spec ialistwo rkshop. 8
Gener alno tes

Fu
nctions oftheoper ating mod es
The operating modedeterm ines thedr ive type of
th eplug-in hybrid vehicle.
The follo wing operating mod esareav ailab le:
HYBRID Foreconomica ldr iving withav ailabilit yof all hybrid func tions
R Default setting when star tin gth eve hicle.
R Alldrive types (combus tionengine, electricdrive, boos tand recup erati on) areavailable.
R The hybrid system select sth emos tsuit able drive type accor dingtothedr iving situation androad con dition s.
E- MOD ED riving byelectr icpropulsion only
R Driving byelectr icpropulsion ispossible uptothepr essur epoint ofthehap ticaccelera torpeda l.
R Beyond thepr essur epoint ofthehap ticaccelera torpeda l,th ecombus tionengine isactiv ated.
R Use: ininner city/low emission zoneor when thech arge leve lof thebatt eryper mits useoftheelectr icdrive. Oper
ating modes 15

Conf
iguringsettings forplu g-inhy brid vehi‐
cle s
Mul timedi asy stem:
, Vehicle .
ð Hybrid
St arting thech argin gpr oc ess #
Select Charging Settings . #
Tostar tth ech argin gpr oc ess immedi‐
at ely: select Charge Immediately. #
Tostar tth ech argin gpr oc ess intime for
the depa rtur etime: selectAt Departu re
Time.
% The chargin gpr oce ssstar ts so that your
ve hicle willbefullych arge d, or charge das
muc has possible, atthespecif ieddepar ture
time.
Se tting thedep artu re time #
Select EditOnce- onlyTime . #
Seta sing lede partur etim e.
or #
Select Week Profile. #
Setth edepar turetimes forth ewe ek profile,
e.g. everydayat 7:30 a.m.
% Youcan usethePre-en tryClimate Ctrl.menu
ent ryto jump dire ctl yto thedepar turetime
se tting forth epr e-en try climat econ trol
(→ pag e12 ).
To creat ean elect ricity price profile: youcan
es tablish anelect ricity price profile via the
Mer cedes meconn ectapp. Thechargin gpr oc‐
ess willthen aut omaticall yta ke place atthe
mos tfa vo rable time. Further information canbe
fo und inthesepar ateOper ating Instruction s
under http:// manuals.daimler .com/baix/c ars/
con nect me/en _GB/in dex.h tml .
% The creation ofan electr icityprice profile is
count ry-de pende ntand mayno tbe available
in your count ry.
Disp laying theconsum ption chart #
Select Consumption.
The follo wing informatio nis displa yedin the
consu mptionch art:
R The amount offuel used inthelas ttime
int erva ls R
Recup erati on per form anc e
R Electrical consu mption
Se ttin gthe maxi mum charge cur rent
% The notesin theHigh-v oltagebatt erysect ion
mus tbe strictly observe dbef orese tting the
ch argin gcur rent (→ page 29).
% The option ofsetting themaximum chargin g
cur rent iscou ntry-dependen tand mayno t
be available inyour count ry. #
Select Max.Ch arg eCu rrent.
The follo wing menusareav ailable:
R Max imum
R 8Am ps
R 6Am ps #
Select thedesir edsetting. 18
Multimedia system

Fu
nctions oftheener gyflow displ ay 1
Comb ustio nen gin e
2 Electric mo tor
3 Char geleve lof thehigh-v oltagebatt ery
4 High-v oltagebatt ery
5 Energy flow
The activ ecom ponent sof thehy brid system are
highlight edintheener gyflow displa y.The
ener gyflow between theindividual componen ts
is sho wnincolor . The
ener gyflow issho wnindif fere nt col ors
de pendi ng on theoper ating status :
R Wh ite: con stant energyflow
R Red:hig henergy flow (boos tef fect)
R Gree n: low- emission energyflow inthecase
of recup erati on, electr icmod eand when
ch argin gth ehigh-v oltagebatt ery Sho
wing theener gyflow displ ay
Multimedia system:
, Vehicle .
ð Hybrid #
Select Energy Flow.
The ener gyflow isdispla yed.
% Forfur ther information ontheener gyflow
displa y,see (→pag e19 ). Multimedia
system 19

Fu
nction ofthepo we rdis pla yof the elec ‐
tr ic mo tor R
Area 1 -2 showstheoutput inelectr ic
mode orboos tef fect. The POWER displ ay
suppor tsyouin elec tric- on lymode.
R Area 3 -4 showsthere cup erated outpu t.
R From point 4,themaximum recup erated
ou tpu tha sbee nre ac hed. During great er
dec eleration ,th emec hanical service brak e
int erve nes increasing lyto deceler ateth e
ve hicle.
R The current charge leve lof high- voltag ebat‐
te ry 5 isdispla yed. Fu
nction ofthepo we rme ter R
The powe rme tersupp orts youin elec tric-
on lymode anddisplays thepo we robt ained
fr om thehy brid system.
R Recup erated energy issho wninarea 1 –
2.
R Whe nth epo we rme terneedl eis on posi tion
3, theve hicle isswitc hedoff.The combus‐
tion engine andtheelectr icmo torar e
swi tched off.
R Powe rra ng e1 –4 showsthecombin ed
output ofthehy brid system. Displa
yingthepo we rme ter #
Navig ateup ordown withTo uc hCon trol on
th elef t-hand sideofthesteer ing wheel until
th epo we rme teris disp laye d.
Obser vetheno teson Touc hCon trol intheve hi‐
cle Oper ator's Manual. Fu
nction ofthero ut e-base doper ating-
mode stra tegy
When routeguidan ceisact ive, dat aon theplan‐
ned routeis anal yzed.
The mult imed iasystem prov ides thefo llo wing
dat a:
R Road cat egor ies
R Spe edlimit ations
R Heig htdat a
The hybrid system adjus tstheoper ating- mode
st ra tegy accor dingly:
R The useofelectr icalener gyand thecombus‐
tion engine aredis tribut edinthebes tpossi‐
ble way. Dis
play sand oper ation 23

No
teson high-v oltagebatt ery
Char ging options forthe high-volta ge bat‐
te ry :
While theve hicle isin mo tion bymeans of:
R Ener gyrecup erati on
R Combu stion engin e(C HA RGEop erati ng
mod e)
St atio narych argin gvia:
R Main ssoc ket(mo de2)
R Wallbo x(mode 3)
R Char ging statio n(mod e3)
The high -volt agebat tery can becharge din a
nomin alvoltag era ng efrom 100V to 400 V.
Sy stem limita tions
The powe routpu tof thehigh-v oltagebatt ery
ma ybe impair edbythefo llo wing:
R High orlow outs idetemp eratur es
R Switc hingoncon sumer s
R Oper ating theclimat econ trol system
R Extende dpe riods without chargin g The
charge tim eof thehigh-v oltagebatt eryma y
be incr eased bythefo llo wing:
R High orlow outs idetemp eratur es
R Extende dpe riods without chargin g
R The maximum available chargin gcur rent
fr om themains supply
R The chargin gcur rent seton thech argin g
cable orvia theon- boar dcom puter Chec
kingthech arge leve lof thehigh -volt‐
ag ebat tery
* NO
TEDama gefrom exhaus tivedisc harg‐
ing ofthehigh-v oltagebatt ery Ex
haus tivedisc hargecau sed bythebatt ery
being idleforlengt hyper iods candamag e
th ehigh-v oltagebatt ery. #
Plug-in hybrid vehicl es:ifth eve hicle
is idle forlengt hyper iods, leavethe
high-v oltagebatt eryconn ectedto
po we rsupp lyeq uipment. Op
tion sfo rch ecking thech arge leve lof the
high-v oltagebatt ery: #
Inthemultifunc tiondispla y #
Inthemultimedia system displa y Fu
nction oftheindica torlam pon the vehi‐
cle socket
R The vehicle socketis locat ed on theright-
hand sideofthere ar bum per.
R The socketflap iscen trall yloc kedand
unloc kedto ge ther wit hth eve hicle. Charging
thehigh-v oltagebatt ery 25

R
Extens ion cab les
R Extens ion re els
R Multiple sockets #
Neveruse socketad apters to connect
th ech argin gcable tothemains socket.
The only excep tion being ifth eadap ter
has been tested and appr oved bythe
manuf acturerforch argin gth ehigh-v olt‐
ag ebatt eryof an electr icvehicle. #
Obser vethesaf etyno tesin theoper at‐
ing instruction sfo rth esoc ketad apter. Onl
yth efo llo wing chargin gcable sma ybe used:
R The chargin gcable supplie dwit hth eve hicle.
R Ach argin gcable that has been approved for
th eve hicle.
The chargin gpr oce sscan vary dependin gon the
po we rsupp lyeq uipment.
Shor tch argin gtim escan beachie ved:
R Atawa llbo x.
R Atach argin gst atio n. When
doingso, alwaysobser vethelocal infor‐
mation .
Do notlea vethech argin gcable controls han ging
loos efrom amain ssoc ket.
Do notlift thecon trols bythefo llo wing compo‐
nen tpar ts:
R The chargin gcable connector.
R The mains plug.
The chargin gcable shouldbe stowe dand held in
place inthebag prov ided inthetrunk ofthe
ve hicle. Ov
ervie wof thech argin gcabl eco ntr ol
panel ,ve rsion 1
The chargin gcable control pane lsho wsthecur‐
re nt status ofthech argin gpr oce ss. 1
POWE R:suppl yvo ltag eindic ator
2 CHARGING :ch argin gpr oce ssind icat or
3 TEMPE RATURE :te mp eratur econ trol indica‐
to r
4 FAUL T:protect ion and control system indica‐
to r
PO WER 11
Suppl yvo ltag e
indicat or Meaning
Light sup green Thesuppl yvo ltag eis
con nected Char
gingth ehigh-v oltagebatt ery 27

Dr
ivin g ECO
Assis tfu nct ion EC
OAs sis tanal yzesdat afo rth eve hicle's expec‐
te dro ute. This allowsthesy stem tooptimally
adjus tth edr iving style fo rth ero uteahead, save
fuel andrecup erate. Ifth esy stem detects an
eve ntahead, e.g .a spe edlimit oratraf fic cir cle ,
it wi llap pea ron themultifunc tiondispla y1.
The follo wing symbols canbedispla yed: No
tall event scan bedispla yed, depending onthe
engine type. 1
Event ahead
2 Distance totheeve ntahead
3 "Foo tof fth eacceler ator" prom pt
A differ ent number ofsegment s2 will appear
ar ound thesymbol depending onthedis tance to
th eeve ntahead:
R Fewsegm ents:theev ent ahead isnear .
R Man ysegment s:theev ent ahead isfur ther
aw ay.
When theve hicle nearsth eeve nt,ECOAssi st
cal cul ates theop timal speed formaximu mfuel
econom yand recup erati ve ener gybased onthe
dis tance, speedand downh ill gr ad ient. The Foot off
the Accel erator mes sage will appear onthe
multifu nctiondisplay. Ifth edr iver lifts offth e
acc elerat orpedal ingood time,there maini ng
segments onthedispla ywill turngr een until the
eve ntsho wnisreac hed. Thedrivet ra in will be
se tfo rmaximu mfuel econom y.The vehicle will
coas t,wit hth ecombus tionengine switchedoff
if neces sary,and recup erateon itsownus ing
th eelectr icmo tor.Re cup erati on willch arge the
batt ery.
If th er eis no response totheFoot offthe Accel-
erator prom pt,th esegment swill remain white.
The eventwillbe sho wnfora shor ttime afte rit
has been passed.
If th eeve ntinvo lves ave hicle ahead andwhen
th ecoas t-do wn recomme ndation isgiv en, all
seg ments willimme diat ely turngr een once ther e
is are sponse totheFoot offthe Accelerator
pr om pt.
Fo rAc tiveECO Assistindrive pr og ram ;,
symbo l3 willapp ear onthemultifunc tiondis‐
pla yand ontheHead-up Displaybeside trans‐
mission position 005B.Symbol 3will also appear
when theassis tant displ ayisno tselec ted. 34
Driving and parking

Disp
laymes sages
Possible causes/conseq uencesand0050 0050
Solutions
003D St op Vehicle LeaveEngine
Running *T
hebatt erych arge leve lis toolow and mustbe charge d. #
Pull overand stop theve hicle safely assoon aspossible, paying attention toroad and traf fic condi tions.Do not
continu edr ivi ng und eranycir cums tances. #
SetREAD Ystat e. #
Waitunt ilth edispla ymessag edisappear sbef orepulling away.
00B4 Tank isDepressuriz ed
Ready forRefueling *T
hepressur ein thefuel tank isreleased andthefuel filler flap open s.
00ED
Charg erCable Connected *Y
oucann otpull away while thech argin gcable iscon nected.
Change thecurren tdrive
program beforechanging
the operatin gmode. (Exam‐
ple) *T
heoper ating mode canbechang edonlyin drive pr ogr am A or;. Dis
playmes sagesand warning/ indic ator lam ps 45