ECO mode MERCEDES-BENZ C-CLASS CABRIOLET 2019 Owner's Manual

eq
uipped withall featur esdesc ribed. Thisisalso
th ecase forsy stems andfunc tionsre leva nt to
saf ety. Ther efor e, theeq uipment onyour vehicle
ma ydif ferfr om that inthedescr iption sand illus‐
tra tion s.
The original purchase agreeme ntforyo ur vehicle
cont ains alis tof all ofthesy stems inyour vehi‐
cle.
Should youha ve anyqu estion scon cerning
eq uipment andoper ation, please consult an
aut hor ized Mercedes- BenzCenter.
The Oper ator's Manual andMaint enanc eBook let
ar eim por tant docum ents andshould be kept in
th eve hicle. Ser
vice andvehicl eoper ation Ve
hicl eoper ation outside theUS Aor Cana da When
youar eabr oad withyo ur vehicle, observe
th efo llo wing points:
R service point sor replacemen tpar tsma yno t
be available immediat ely. R
unle aded fuelmayno tbe available forve hi‐
cles withacat alytic converter .Leaded fuel
ma ycause damag eto thecat alytic converter .
R thefuel mayha ve an extreme lylow oct ane
num ber.Un suit able fuelcancause engine
damag e.
Some Mercedes-Benz modelsareav ailable in
Eur ope thro ugh ourEuropean DeliveryPr og ram.
Fo rmor einf ormation, pleaseconsult anauthor‐
ized Mercedes‑B enzservice center,or write to
one ofthefo llo wing address:
in theUS A:
Mer cede s-Benz USA,LLC
Eur opea nDeliv eryDepar tment
One Mercedes-Benz Drive
Sandy Springs, GA30328
in Canada:
Mer cedes-Benz Canada,Inc.
Eur opea nDeliv eryDepar tment
98 Vande rhoof Avenue
To ronto, Ont ario M4G 4C9 Mai
nten anc e Yo
ur cus tomer advisorconf irms theser vice in
th eser vice repor t. Ro
adside Assistan ce The
Mercedes -Benz Roadside Assis tance Pro‐
gr am offers tech nica lhel pin thecase ofa
br eakdo wn.Your calls totheto ll-f reeRo adside
As sis tance Hotline areans weredby our agents
24 hour sa da y,365 days aye ar.
1- 80 0-FO R-MER Cedes (1-800-367-63 72)(US A)
1-8 00-387-0 100(Canada)
Yo ucan find further information inthe
Mer cedes-Ben zRo adside Assis tance Progr am
br oc hu re (US A)orthe"R oadside Assistance"
secti oninthemaint enanc eand warrant yinf or‐
mat ionbook let(Canad a).Youwill find both in
th eve hicle document wallet. Chang
eof address orchang eof ow ner ship In
theeve ntofach ang eof addr ess, please send
us the"No tification ofaddr esschang e"inthe Gene
ralno tes 23

All
workon high voltag ecom pone ntsmus tbe
car ried out ataqu alif ied spec ialistwo rkshop. Dec
laration ofconf ormity forwi reless vehi‐
cle comp onent s
US A:"The wireless devic es ofthis vehicle com‐
ply withPa rt15 oftheFCC Rules. Opera tionis
subje ctto thefo llo wing twocon dition s:1) These
de vice sma yno tcause harmful interfere nce, and
2) The sedevice smu stacc eptan yint erfere nce
re cei ved, includin gint erfere nce that ma ycaus e
unde sired operation .Chan gesor modif ications
no tex pressl yappr ovedby thepar tyresponsible
fo rcom pliance could void theuser's author ityto
oper ateth eeq uipment. "
Canada :"The wireless devices ofthis vehicle
com plywit hIndus try Canada license-e xemp t
RSS standar d(s).Operationis subj ecttothefo l‐
lo wing twocon dition s:(1) These device sma y
no tcause interfere nce, and(2)The sedevice s
mu stacc eptan yint erfere nce, including interfer‐
ence that ma ycaus eunde sired oper ationof the
de vice. " US
A:"W ireless chargin gsy stem formobil ede vi‐
ces (mode l:WMI2 Wireless Mobile Interface):
th is de vice complies withPa rt18 oftheFCC
Ru les."
The name andaddr essofthere sponsible party
is:
peik eracus ticGmbH
Max-Planc k-St r.28-32
61 38 1Fr iedr ichsdor f
Ger man y Diagnos
ticsconnection
The diagno stics con nection isonl yint ended for
th econ nect ionofdiagnos ticdevices ataqu ali‐
fi ed specialis two rkshop. 000A
WARNIN GRisk ofacci dent dueto con‐
necting device sto thediagnos ticscon‐
nect ion
If yo uco nn ect equipme nttoadiagn ostic s
con nectionin theve hicle, itma yaf fect the
oper ation ofvehicle systems. As
are sult, theoper ating safetyof theve hi‐
cle could beaffect ed. 0007
Onlyconnect equipmenttoadiagn os‐
tic scon nectionin theve hicle whichis
appr ovedfo ryo ur vehicle byMer cedes-
Benz . 000A
WARNIN GRisk ofacci dent dueto
object sin thedr iver's foot we ll
Obj ectsin thedr iver's foot we llma yim pede
pedal trav el or bloc kadepr essed pedal.
This jeopar dizestheoper ating androad
saf etyof theve hicle. 0007
Stow allobj ect sin theve hicle secur ely
so that they canno tget intoth edr iver's
fo ot we ll. 0007
Alw aysins tallth efloor mats securely
and asprescr ibed inorder toensur e
th at ther eis alw ayssuf ficie ntroom for
th epedals. 0007
Donotuse loose floor mats anddonot
place floor mats ontopof one another. 26
Gener alno tes

Using
the12 Vso cket inthefront passeng er
fo ot we ll Re
quirement s:
R Onlycon nectde vices uptoamax imum of
18 0W (15 A). 0007
Liftup soc ketcap 1. 0007
Makesur eth at no cable sar eru nning
th ro ugh orsec ured intheairbag deployment ar
ea when usingthesoc ket.Ob serveth e
no teson airbag protect ion when doing this
(0013 page41 ). Wi
reless chargin gof themobil eph one and
connecti onwit hth eex terior ant enna No
teson wir elessl ych argin gth emobil e
ph one 000A
WARNIN GRisk ofinju rydue toobject s
being stowe dincor rectl y
If obje ctsintheve hicle interior arestowe d
inc orrectly ,th ey can slide orbe throw n
ar oun dand hitvehicle occupants. Inaddi‐
tion, cupholder s,open stow agespac esand
mobi lephon ere cep tacle scanno tal wa ys
re tain all obje ctsth ey cont ain.
The reisarisk ofinjur y,par ticular lyin the
ev ent ofsudden braking orasudden chang e
in dir ect ion. 0007
Alw aysst ow object sso that they can‐
no tbe throw nar ou nd insuch situa‐
tions. 0007
Alw aysmak esur eth at obj ect sdo not
pr otru de from stow agespac es,lugg age
ne ts or stow agene ts. 0007
Close theloc kable stow agespac es
bef orest ar tin gajo ur ne y. 0007
Alw aysst ow and securehea vy,har d,
poin ted, shar p-edg ed,fragile orbulky
objec tsinthetrunk/ loadcompartmen t. Obser
vetheno teson loadi ngtheve hicle. 000A
WARNIN GRisk offire from placing
objects inthemobile phonestow age
com partment
If yo uplac eobj ect sin themobile phone
st ow agecom partment ,th ey ma yheat up
exc essiv elyand evencatc hfire . 0007
Donotpl ace additio nal objects ,es pe ‐
cia llythose mode ofme tal,in the
mobil ephone stow agecom partment . Seat
sand stow ing 10
9

Ad
jus tingthe outsi de mir rors 0007
Press butt on3 or4 toselect theoutside
mir rorto be adjus ted. 0007
Press butt on2 toadjus tth eposition ofthe
mir rorgl ass.
Eng agin gth eout side mirrors 0007
Vehicl eswithout electrical lyfolding out‐
side mirrors:ma nua llymo vetheoutside
mir rorint oth ecor rect pos ition. 0007
Vehicl eswith electrical lyfolding outside
mir rors:pr ess and hold button1.
Yo uwill hear aclic kand themir rorwil lau di‐
bl yeng agein posi tion. Theoutsi demir roris
se tto thecor rect pos ition. Au
tomatic anti-glar emir rors functio n 000A
WARNIN GRisk ofburnsand poisoning
due totheanti- glar emir rorelectr olyte
Electr olytema yescap eif th eglass inan
aut omat icant i-glar emir rorbr eak s. The
electr olyteis har mful andcaus esirrita ‐
tio n.Itmu stnotcome intocont actwith your
sk in, eye s,respir ator yorg ans orclo thing or
be swallo wed. 0007
Ifyo uco me intoco ntact withelec tro‐
ly te ,obser vethefo llo wing:
R Rinse theelectr olytefrom your skin
and seek medicalattentio nimm edi‐
at ely.
R Ifelectr olytecomes intocont act
wit hyo ur eyes, rinse them thor‐
oughl ywit hclean waterand seek
medica latt ention immediately .
R Ifth eelectr olyteis sw allo wed,
immediat elyrinse your mout hout
th or oughly .Do notinduce vomiting.
Seek medica latt ention immedi ately .
R Immedia tely ch ang eout ofclo thing
whic hhas com eint ocon tact with
electr olyte.
R Ifan allergic react ion occurs, seek
medi calattent ion imm ediat ely. The
inside rear vie wmir rorand theoutside mir‐
ro ron thedr iver's side automatic allygo into
anti- glar emode iflight from aheadlam phit sth e
sensor ontheinside rear vie wmir ror.
Sy stem limita tions
The system does notgo intoanti- glar emode in
th efo llo wing situat ions:
R theengine isswitc hedoff
R reve rsege ar iseng aged
R theint erior lighting isswitc hedon Fu
nction ofthefront- passeng erout side mir‐
ro rpar kingpos ition The
parking posit ionmak espar kingeasier .
The front -pass engerouts idemirrortilts down‐
wa rdsand showsthere ar wheel onthefront -
passeng erside inthefo llo wing situat ions:
R thepar king position isstor ed
(0013 page12 2)
R thepasseng ermir roris sele cted
R reve rsege ar iseng aged Ligh
tand visibilit y12
1

Ov
ervie wof climat econtr olsystems No
teson climat econtr ol An
interior airfilt er mus talw aysbe used sothat
th eair con ditionin gsy stem, pollution leve lmon i‐
to ring and theair filt er ing func tion workcor‐
re ctly .Ma kesur eth at thefilt er isins talled cor‐
re ctly and thefilt er housin gin theengine com‐
par tmen tis closed correctly using thecap and
alw aystightl ysealed wheninoper ation. Usefil‐
te rs recomme ndedandapprove dby Mer cedes-
Benz .Alw aysha ve ser vice workcar ried out ata
qu alif ied spec ialistwo rkshop. Ov
ervie wof thecontr olpa nel fordual -zone
aut omat icclimat eco ntr ol The
indicatorlam pson thebutt ons indicat eth at
th ecor responding functionisactiv ated. 1
0082 Setsthete mp eratur eon thedr iver's
side
2 008F Setstheair distribution
3 002D Setstheair flow orswitc hesoffclimat e
cont rol
4 0058 Setsclimat econtr olto aut omat ic
mode (0013 page12 5)
5 0064 Defrosts thewindshield
6 008A Callsuptheair con ditionin gmenu
7 006C Switchesthere ar wind owheat eron or
of f
8 0015 Activates ordeacti vatessync hroniza‐
tion (0013 page12 5) 9
0072 Switches air-re cir cul ation mod eon/
of f(0013 page 125)
A 005A Switches theA/C function on/
of f(0013 page12 4)
B 0082 Setsthefront passeng erside temp era‐
tur e Oper
ating theclima tecont rolsy stem Switc
hingclima tecont rolon/of f 0007
Toswitc hon: setth eair flow toleve l1 or
higher usingthe002D button. 0007
Toswitc hof f:se tth eair flow toleve l0 using
th e002D button.
0009 Ifclimat econ trol isswitc hedoff,th ewin‐
do ws mayfo gup mor equ ickl y. Swi tchof f
cli mat econtr olonly briefly. Switc
hingtheA/C function onoroffvia the
cont rolpan el The
A/Cfunc tion heats ,cools anddehumidif ies
th eve hicle's interior air. 12
4
Climat eco ntro l

0007
Press butt on005A.
Switc hof fth eA/C function onlybr ief ly;ot her‐
wise, thewindo wsmayfo gup mor equ ickl y.
Con densation maydr ip from theunder sideof
th eve hicle when cooling modeisactiv e.This is
no ta sign that ther eis amalfunct ion. Se
tting climat econtr olto aut omatic mode In
automatic mode, these tte mp eratur eis con ‐
tr olled andmaint ained atacon stant leve lby the
air suppl y. 0007
Press the 0058 button. 0007
Toswitc hto manu almode :pr es sth e 002D
or 008F button. Ov
ervie wof theair distribut ionsettings The
symbol son thedispla yindicat ewhic hve nts
th eair flow isbeing direct edthro ugh:
0061 def
roster vents
009C cent
erand side airve nts
009B fo
ot we llve nts 009F
cent
er,si de and foot we llve nts
0086 de
fros terand foot we llve nts
008F al
lve nts
0087 de
fros ter,middl eand side airvents
00A2 au
tomatic airdistribu tion Ac
tiv atin g/deac tivatin gthe climat eco ntr ol
syn chronizat ionfunction viathecontr ol
pa nel The
climatecon trol can beoperat edcen trally
using thesync hroniz ation function.The temp era‐
tur eand airdistribution setting forth edr iver
side isadop tedaut omatic allyfo rth efront
passeng erside. 0007
Press the 0015 button.
The sync hroniz ation function isdeactiv ated ifth e
se ttin gsforone oftheot her climat ezones are
ch ang ed. Re
mo ving conde nsatio nfrom the windo ws Wi
ndo wsfogg ed up ontheinsid e 0007
Press the0058 button. 0007
Ifth ewindo wscontinu eto fogup: press the
0064 button.
Wi ndo wsfogg ed up ontheout side 0007
Swit chon thewindshield wipers. 0007
Press the 0058 button. Switc
hingair-recir culation modeon/off 0007
Press the0072 button.
The interior airwill berecir cul ated.
Air -reci rculati onmod eaut omat icallyswit ches to
fr esh airmode afte rsome time.
0009 Ifair -recir cula tion mode isswi tched on,the
windo wsmayfo gup mor equ ickl y. Swi tchon
ai r-re cir cul ation mod eonly briefly. Climat
eco ntro l 12
5

0007
Toswitc hon theignit ion:press butt on1
twic e.
The indic ator lam psintheins trument cluster
light up.
The ignit ionisswitc hedoffag ain ifone ofthe
fo llo wing condition sis me t:
R Vehicl eswith automatic transmiss ion:
yo udo notst ar tth eve hicle within
15 minut esand thetransmission isin posi‐
tion 005Dortheelectr icpar king brak eis
applied.
R Youpr ess button1 once . St
arting theve hicl e St
arting theve hicl ewith thest ar t/s topbut‐
to n
Re quirement s:
R The Smar tKey isin theve hicle andisrecog‐
nized . 0007
Shif tth etra nsmiss iontoposition 005Dor005C. 0007
Depr essthebr ak epedal andpress butt on
1 onc e. 0007
Ifth eve hicle does notst ar t:switc hof fnon-
essential consumer sand press butt on1
once. 0007
Ifth eve hicle still does notst ar tand the
Place theKey inthe Marked SpaceSee
Operator's Manualdisplaymessag ealso
appear sin themultifunc tiondispla y:star t
th eve hicle inemer gency operati on mod e.
Yo ucan switchoffth eengine whiledriving by
pr essing button1 forabo utthre esecon dsor
by pressing button1 thre etimes within asec‐
ond. Besureto obser vethesaf etyno tesunder
"Dr iving tips".
St arting theve hicl ein emer gency oper ation
mode
If th eve hicle does notst ar tand thePlace the
Key inthe Marked SpaceSeeOperator 'sManual
messag eappear sin themultifunc tiondispla y,
yo ucan star tth eve hicle inemer gency operati on
mod e. 0007
Makesur eth at mar kedspace 2isem pty. 0007
Remo veSmar tKey 1 from theke yring. 0007
Place Sma rtKe y1 inmar kedspace 2on
th esymbol 3.
The vehicle willstar taf te ra shor ttime.
If yo ure mo veSmar tKey 1 from mar ked
space 2theengine continues running .Fo r
fur ther engine star ts howe ver,Smar tKey 1 Dr
iving and parking 12
9

mus
tbe locat edinmar kedspace 2onsym‐
bol 3during theent ire jour ney. 0007
Have theSmar tKey 1 checkedat aqu alif ied
spec ialistwo rkshop.
If th eve hicl edoes notst ar t: 0007
Place SmartKey 1 inmar kedspace 2and
lea veitth er e. 0007
Depr essthebr ak epedal andstar tth eve hicle
using thest ar t/ stop butt on.
0009 Youcan also switchon thepo we rsupp lyor
th eignition withth est ar t/ stop butt on. St
arting theve hicl evia Remo teOnline serv‐
ices Cooling
orheating theve hicl eint erior before
co mmenci ngyour jour ney
0009 This function isno tav ailable inall coun tries.
If yo ust ar tth eve hicle viayour smar tphon e,the
pr ev iousl yselec tedair con dition ingadjus tment
is activ e. En
sur eth efo llo wing beforest ar tin gth eengine:
R The legalstipulation sin thear ea wher eyo ur
ve hicle ispar kedallo wengin est ar tin gvia
smar tphon e.
R Itis saf eto star tand runth eengine where
yo ur vehicle ispar ked.
R The fuel tank issu fficien tly filled.
R The star terbatt eryis suf ficie ntly charge d.
0009 Youcan also setth ete mp eratur ewit hyo ur
smar tphon e.Info rm atio non Mer cedesme
con nectand other services: http://
www .mercedes.me
This funct ionisno tav ailable forall model s.
Char ging thebat tery bef orecommencing
yo ur jour ney
0009 This function isno tav ailable inall coun tries.
R Ifth eve hicle batteryis disc harg ed,you
re cei veames sageon your smar tphon e.
R Youcan then star tth eve hicle withth e
smar tphone tocharge thebatt ery.
R The vehicle isaut omaticall yswitc hedoff
af te rte nminu tes. Ensur
eth efo llo wing beforest ar tin gth eengine:
R The legalstipulation sin thear ea wher eyo ur
ve hicle ispar kedallo wengin est ar tin gvia
smar tphon e.
R Itis saf eto star tand runth eengine where
yo ur vehicle ispar ked.
R The fuel tank issu fficien tly filled.
St arting theve hicl e 000A
WARNIN GRisk ofcrus hing orentr ap‐
ment dueto unin tentio nalstar tin gof the
engine
Limbs couldbecrushed ortrapped ifth e
engine isstar tedunint entionall ydur ing
ser vice ormaint enanc ewo rk. 0007
Alw ayssecur eth eengine agains tunin‐
te ntio nalstar tin gbef orecar rying out
maint enanceorrepair work. Re
quirement s:
R Park position 005Disselect ed.
R The anti- theftalar msystem isno tactiv ated.
R The panic alarmisno tactiv ated. 13
0
Driving and parking

Ve
hicl eswith a48 Von-b oardele ctrical sys‐
te m (EQ Boo sttech nology)
The engine isswitc hedoffaut omaticall yin the
fo llo wing situat ionsifall vehicle conditions for
an aut omat iceng inestop areme t:
R youbr ak eth eve hicle toast ands tillin trans ‐
miss ionposit ion005Bor005C.
R youdepr essthebr ak epedal whiletrave ling
at alow speed.
If yo uswit chon theHOLD function orselect
ano ther tra nsmiss ionposition 005E,theengine will
aut omaticall yst op inthefo llo wing situat ions:
R youstop behind ave hicle that ispullin g
aw ay.
R youstop atast op sign when ther eis no vehi‐
cle infront ofyou.
R youtur nth esteer ing wheel hardat alow
speed.
The engine isrestar tedaut omatic allyif:
R youre lease thebr ak epedal intransmission
position 005Bwhen theHOLD function isno t activ
eand one ofthefo llo wing condition sis
giv en:
- thedr ive pr ogr am A or; isno t
select ed
- thedr ive pr og ram A or; issele c‐
te dbut theve hicle does notst ar tto
mo ve.
- thedr ive pr ogr am A or; isselec‐
te d, theve hicle movesat aspeed ofmor e
th an 15 mp h(2 0km/h) andGlide mode
is no tactiv ated.
R youen gage trans missi on positio n005B or005E.
R youre lease thebr ak epedal, theve hicle is
no tin Glide mode anditstar ts to mo veon a
ge ntle downh ill gr ad ient ataspe edbelow
2 mp h(3 km/h).
R youdepr esstheaccelera torpeda l.
R anautomatic engine star tis nec essar y.
If th eengine wasswitc hedoffby theEC Ostar t/
st op funct ionand youlea vetheve hicle, awa rn‐
ing tone sou nds and theengine isno tre star ted.
The Vehicle Operation alSwitc hthe Ignit ionOff
Befor eEx iting displa ymessag ealso appear sin th
emultifunc tiondispla y.Ifyo udo notswit choff
th eignition ,th eignition isaut omatic ally
switc hedoffaf te rth re eminut es.
Deactiv atingoractiv ating theECO star t/
st op fun ction 0007
Press butt on1.
If indic ator lam p2 light sup, theEC Ostar t/
st op funct ionisactiv ated. Dr
iving andparking 13
5

0009
Dep endingonthemodel andtheve hicle
eq uipment, thebutt onmayalso belocat ed
at adif fere nt positio nin thecent ercon sole. ECO
displa yfunction The
ECOdispla ysummar izesthedr iving charac‐
te rist ics from thest ar tof thejour neyto its com ‐
ple tion andassis tsyouin achie vingth emos t
econ omical driving style.
Yo ucan influen ceconsum ption ifyo u:
R drive wit hpar ticular care
R drive th eve hicle indrive pr ogr am ;
R obser vethege arshif tre comme ndations The
inner segment lights upand theout erseg‐
ment fills up:
R 1 Moderat eacc eler ation
R 2 Gent ledecele ratio nand rolling
R 3 Consis tent spe ed
The inne rseg ment does notlight upand the
out ersegment empties:
R 1 Spor tyacc eler ation
R 2 Hea vybrakin g
R 3 Fluct uation sin speed
Yo uha ve driven econ omicall ywhen:
R theth re eout ersegment sar ecom pletely fil‐
led simult aneousl y
R theEC Odispla ylights up
The additional rang eac hieve das are sult ofyour
dr ivin gst yle in com parison withadr iver wit ha
ve ry spor tydriving style is sho wnunder Bonus
fr. Start .The rang edispl ayed does notindicat ea
fi xe dre duction incon sum ption. ECO
Assis tfunct ion Ve
hicl eswith a48 Von-b oardele ctrical sys‐
te m (EQ Boo sttech nology):
EC OAssis tanalyz esdat 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 y.The
fo llo wing symbols canbedispla yed: No
tall event scan bedispla yed, depending onthe
engine type. 13
6
Driving and parking