key MERCEDES-BENZ CLA COUPE 2019 Service Manual

Memory
function Important
safetynotes G
WARNING
If you usethememory function onthe drive r's
side whiledrivi ng,you couldlose control of
the vehicl eas aresu ltof the adju stments
bei ng made .There isarisk ofan accide nt.
Only usethememory function onthe drive r's
side when thevehicl eis stationa ry. G
WARNING
When thememory function adjuststhe seat,
you and other vehicl eoccupa nts–parti cularly
child ren–coul dbecome trapped.There isa
risk ofinjury .
Whil ethe memory function ismaking adjust-
ments, makesurethatnoone hasany body
parts inthe swee pof the seat. Ifsomeb ody
become strappe d,immed iatelyrele ase the
memory function position button. Theadju st-
ment process isstoppe d. G
WARNING
Chi ldre ncoul dbecome trappedifthey acti-
vate thememory function, particularlywhen
unattended .There isarisk ofinjury .
Never leavechild renunsu pervi sedinthe vehi-
cle.
When leaving thevehicl e,alw aystake the
SmartKey withyouand lock thevehicl e.This
als oapp liesfor the Digita lVehi cleKey ifthe
"Digi talVehi cleKey" function isactiva tedvia
Mercede sme connect.
The memory function canbeuse dat any time,
e.g. even when theSmartKey isnot inthe igni-
tion lock. Storing
settings
With thememory function, youcan store upto
three different settings, e.g.forthree different
peop le.
The followi ngsettings arestored asasingl e
memory preset: R
Seat andbackrest position
R Driver's side:posi tion ofthe exterior mirrors
on the drive r'sand front-passeng erside s X
Adjust theseat (Ypag e93).
X Adjust theexterior mirroronthe drive r'sside
(Y pag e97).
X Briefl ypress theMmemory buttonandthen
press presetposi tion button 1,2or 3withi n
three seconds.
The settings arestored inthe sele cted prese t
posi tion. Atone sound swhen thesettings
have been comple ted. Call
ingupastored setting
X Press andhold therelevant prese tposi tion
button 1,2or 3until theseat andexterior
mirrors areinthe stored position.
i The
setting procedureisinterrup tedassoon
as you release thestorage position button. 100
Memory
functionSeats, steering wheeland mirrors

Ext
erio rlight ing Gener
alnot es
For reas onsof safe ty,Mer cedes-Ben zrec om-
men dsthat you drivewith thelight sswit ched on
even duringth edayti me.Insom ecoun tries,
oper ationof theheadlam psvar ies due tolegal
requi rementsand self-impose doblig ations. Set
tingth eext erio rlight ing
Set tingopt ions Ex
terior light ingcan beset usin gth e:
R light switch
R com binatio nswit ch(Ypage 102)
R on -bo ard com pute r(Y page 189)
Light switch Oper
ation 0047
0063
Left-han dstandi nglamps
0048 0064
Right-hand standi nglamps
0049 0060
Parkinglamps ,lice nseplat eand
ins trumen tclus terlight ing
004A 0058
Automat icheadlam pmod e,con trolled
by thelight sensor
004B0058 Low-beam/ high-beam headlam ps
0084 005E
Rearfoglamp
If you hear awarn ingtone when youleave the
veh icle,th elight smay still be swit ched on.
X Turn thelight switchtothe0058 position.
The exterio rlight ing(excep tth epark ing/stan d-
ing lamps )swit ches off auto maticall yif you:
R rem ove theSm artKey from theign ition lock
R open thedriv er'sdoor withtheSm artKey in
posit ion005A Aut
oma tichea dlamp mod e
0058 isthepref erred light switchposit ion:
R The light settingis auto maticall yselec ted
acc ording tothebrig htnes sof theambie nt
light (excep tion:poor visibilit ydue toweat her
con dition ssuc has fog ,sn ow orspr ay).
R Wit hth eSm artKey inposit ion0047intheign i-
tio nloc k:thepark inglamps areswit ched on
or off auto maticall ydepen dingon thebrig ht-
nes sof theambie ntlight .
R Wit hth eeng inerunning:ifyou have activat ed
th eDay timeRun ningLig hts Day
timeRun ningLig hts function via
th eon -bo ard com puter,thedayti merunning
lamps orthepark inglamps andthelow- beam
headlam psare swit ched on oroff auto mati-
cally depen dingon thebrig htnes sof theambi-
ent light .
X To
swit chon theau tom atic hea dlamp
mod e:tur nth elight switchtothe0058 posi-
tio n. G
WAR
NING
When thelight switchisset to0058, thelow-
beam headlam psmay notbe swit ched on
auto maticall yif th ere isfog ,sn ow orother
caus esofpoor visibilit ydue totheweat her
con dition ssuc has spr ay. Ther eis arisk ofan
acc iden t.
In suc hsit uatio ns,tur nth elight switchto
0058.
The auto maticheadlam pfeat ure ison lyan aid.
The driverisres pon sible fortheveh icle'slight -
ing atall tim es.
Cana daonly:
The dayti merunninglamps improvethevisi bilit y
of your vehicle durin gth eday. Thedayti merun-
nin glamps function isrequi redbylaw inCan-
ada. Itcan notth eref orebedeac tivate d.
When theeng ineisrun ningand theveh icle is
st atio nary:ifyou shiftth eauto matictrans mis-
sion from adriv ingposit iontoposit ion005Dthe
dayti merunninglamps orlow- beam headlam ps
go out after3min utes.
When theeng ineisrun ning,theveh icle issta-
tio nar yand inbrig htambie ntlight :if you turnth e
light switchtothe0060 position,th edayti me
run ninglamps andpark inglamps turnon .
If th eeng ineisrun ningand youturnth elight
swit chtothe0058 position,th eman ualsettings Ext
erior lighting
101Light sand windsh ieldwiper s Z

take
preced ence overthe daytime running
la mps .
US Aon ly:
The daytime running lamps impro vethe visibility
of your veh icledu rin gthe day.To do this,the
da ytime running lamps functio nmu stbe
sw itch edon using the on-b oard comp uter
(Y page 189 ).
If the engineisrunning andyoutur nthe light
sw itch tothe 0060 or0058 positio n,the manua l
se tting stake preced ence overthe daytime run-
ning lamps .
Lo w-be am headl amps
Even ifthe light senso rdo es not detect thatit is
da rk, the parki ng lamps andlow-b eam head-
la mps switch onwh enthe igniti onissw itch edon
and thelight switch isse tto the 0058 positio n.
Thi sis apa rtic ular ly us efu lfu nctio nin the event
of rain and fog.
X To
switchon the low- be am headl amps:
tur nthe Sma rtKeyto positio n0048 inthe igni-
tio nlock orsta rtthe engine.
X Tu rn the light switch to0058.
The green0058 indicator lamp inthe instru-
ment cluste rlights up.
Rea rfo glamp
The rearfog lamp impro ves visibility ofyour
veh iclefor the trafficbe hind inthe eventofthi ck
fog .Pl ea se take note ofthe country -specific
reg ulati ons forthe useof rea rfog lamps .
X To switchon the rear foglamp :tur nthe
Sma rtKeyin the igniti onlock topo sitio n0048 or
sta rtthe engine.
X Tu rn the light switch to0058 or0058.
X Pre ssthe 005E button.
The yellow 005E indicator lamp inthe instru-
ment cluste rlights up.
X To switchof fthe rear foglamp :pre ssthe
005E button.
The yellow 005E indicator lamp inthe instru-
ment cluste rgo es out.
i Wh
enthe rearfog lamp issw itch edon, the
cente rbra kelamp inthe tailla mp switch esoff
du eto alega lreq uirem ent.
Park inglamps
! If
the battery charge isver ylo w, the parki ng
la mps orsta ndi ng lamps areau toma tically
sw itch edoff toena ble the next enginestart.
Alw ayspa rkyour veh iclesa fel yand inawe lllit ar
ea ,in acc ordance with the releva ntlega l
sti pu latio ns. Avoi dus ing the 0060 parki ng
la mps overa pe rio dof sever alhou rs.Ifpo s-
si bl e, sw itch onthe right-h and 0064 orleft-
ha nd 0063 standi ng lamps .
X To switchon :tur nthe light switch to0060.
Th egre en0060 indicator lamp inthe instru-
ment cluste rlights up.
Stan dinglamps
Swi tchi ngon the standi ng lamps ensures the
corr espo ndi ngside ofthe vehicleis illu mi nate d.
X To switchon the stan dinglamp s:the
Sma rtKeyis not inthe igniti onlock oritis in
po sitio n005A inthe igniti onlock.
X Tu rn the light switch to0063 (left-h andside of
the vehicle) or 0064 (right- hand side ofthe
veh icle). Co
mbi nati onswitch X
To indic ate briefly:pre ssthe comb ination
sw itch brieflyto the pressu repoint inthe
di rec tionof arrow 0044or0085.
Th ecorr espo ndi ng turnsigna lfla she sthre e
tim es.
X To indic ate :pre ssthe comb inationsw itch
be yond the pressu repoint inthe direc tionof
ar row 0044or0085.
X To
switchon the high-b eam headl amps:
tur nthe light switch to0058 or0058.
X Pre ssthe comb inationsw itch beyond the
pre ssu repoint inthe direc tionof arrow 0043.
Th ehigh- beam headlamps onlysw itch onin
the 0058 positio nif the low-b eam he adlamps
ar eon.
Th eblue 0057 indicator lamp inthe instru-
ment cluste rlights upwhen the high- beam
he adlamps aresw itch edon. 10
2 Ex
teri orlighti ngLights andwind shield wipers

Int
erior ligh ting cont rol
Gener alnot es In
ord erto pre ven tth eveh icle's battery from
disc harg ing,th eint erio rligh ting fun ction sare
auto maticallydeac tivat ed aftersom etime
ex ce pt when theSm artKey isin pos ition 0048in
th eign ition lock.
The color and brightne ss oftheambi entligh ting
are setviathemult imed iasyst em(see Digit al
Oper ator'sMan ual).
Aut oma tic int erior ligh ting cont rol X
To swit chon: settheswit chtocenter pos i-
ti on 0084.
X To swit choff:set theswit chtothe0033
pos ition .
The interio rligh ting auto maticallyswit ches on if
you:
R unlo cktheveh icle
R open adoor
R rem ove theSm artKey from theign ition lock
The interio rligh ting isswit ched on for aset time
when theSm artKey isrem ovedfrom theign ition
loc k.You cansetthis delaye dswit ch-off via the
mult imed iasyst em(see Digit alOper ator'sMan -
ual). Rep
lacin gbul bs Imp
ortant safety notes G
WAR
NING
Bulb s,lamp sand conn ectors can getveryhot
when operating.If you chang eabulb, you
co uld burn yours elfon these compo nents.
Ther eis aris kof injury.
All ow these compo nentsto cooldown before
ch ang ingabulb.
Do notuse abulb ifit has been dropped orifits
glass tubehas been scrat ched.
The bulb mayexplod eif:
R you touch it
R itis hot
R you dropit
R you scrat ch it Use
bulbs onlyin clo sed lamp sth at hav ebeen
desi gned for this purp ose.On lyins tallspar e
bulbs ofthesam etyp eand thespec ifiedvol t-
age.
Mark son theglass tubered uce theser vicelife
of thebulbs .Do notto uch theglass tubewit h
your bare hands.Ifne cessar y,cle an theglass
tub ewhen cold wit halco holorspir itand rubit
off withalin t-fr ee cloth.
Pro tect bulbs from moisture duringoper ation.
Do notallow bulbs tocome intoco ntact with
liquid s.
Replac eon lythebulbs listed (Ypage 105).
Hav eth ebulbs that you cannotch ang eyours elf
rep lace dat aqualif iedspec ialist workshop.
If you require assistanc erep laci ngbulbs ,co n-
sult aqualif iedspec ialist workshop.
If th ene wbulb still does notligh tup, consult a
qualif iedspec ialist workshop.
Hea dlam psand lightsare animpo rtant aspe ctof
veh iclesaf ety. You must there foremak esur e
th at these function correc tly at all times .Hav e
th eheadl ampsetting checke dreg ularly.
Veh icles withLEDheadlamp s:thefron tand
rear lamp clusters of your vehicleare equipp ed
wit hLE Dbulbs .Do notrep lace thebulbs your-
self .Con tacta qualif iedspec ialist workshop
whic hhas thene cessar yspec ialist knowled ge
and tools tocar ryout thewor kreq uire d. Over
view ofbul bty pes
You canreplace thefol lowin gbulbs .The bulb
typ ecan befoun din thelege nd. Rep
lacin gbulb s
105Light sand winds hieldwiper s Z

Repl
acing the wiper blades
Impo rtant safetynotes G
WARNI
NG
If the windsh ield wiper sbeg into move while
yo uare changing thewiper blad es, youcou ld
be trap ped bythe wiper arm .The reisaris kof
inju ry.
Alw aysswi tch offthe windsh ield wiper sand
ig niti onbef ore changing thewiper blad es.
! To
avo idda mag ingthe wiper blad es, make
su re that youtou chonly thewiper arm ofthe
wi per .
! Neve
rope nthe hoodifawi ndsh ield wiper
arm hasbee nfol ded away from thewind-
shi eld.
Neve rfol dawi ndsh ield wiper arm withou ta
wi per blad eba ck onto thewindsh ield .
Hol dthe windsh ield wiper arm firmlywh en
yo ucha nge thewiper blad e.Ifyo urel ease the
wi ndsh ield wiper arm withou ta wi per blad e
and itfal lsonto thewindsh ield ,the windsh ield
may bedamag edbythe force ofthe impact.
Mer cedes-Be nzreco mmend sthat youha ve
the wiper blad es cha nged ataqu alifi ed spe -
cia list wo rksho p.
Cha ngingthe windsh ield wiper blades Remo
vingthe wiper blades
X Vehi
cles without KEYLES S-GO orKEY-
LE SS-G Ostart function:remo vethe Smar t-
Key from theigniti onlock.
X Vehi
cles with KEYLES S-GO orKEYLES S-
GO start function:swi tch offthe engi ne.
X Fol dthe wiper arm awayfrom thewindsh ield . X
Hol don tothe wiper arm with one hand. With
the othe rha nd, turn wiper blad ein directi on
of arr ow 0043awayfrom thewiper arm asfar as
it wi llgo.
X Sli de catch 0044inthe directi onofarr ow 0087
unti lit enga gesinthe remo valpos ition with a
notice ableclick. X
Re move thewiper blad ein the directi onof
arr ow 0085away from thewiper arm.
In stal ling the wiper blades X
Inse rtthe new wiper blad einto thewiper arm
in the directi onofarr ow 0043. Win
dshi eld wi pers
109Lights andwindsh ield wipers Z

X
Sli de catch 0044inthe directi onofarr ow 0087
unti lit enga gesinthe locking position with a
notice ableclick.
X Ma kesure that thewiper blad eis sea ted cor-
rectl y.
X Fol dthe wiper arm back onto thewindsh ield . X
Re move protectiv efil m 0043 ofthe serv iceindi-
cato ron the tipofthe wiper blad e.
If the colorofthe serv iceindicator cha nges from
bl ack toyellow ,the wiper blad es sho uld be
rep laced.
i The
durati onofthe colorcha nge varies
dep endi ngon the usag econdi tions. Prob
lems with the windsh ield wipers Prob
lem Po
ssi blecau ses/ conse quen cesand 0050 0050
So luti ons The
windsh ield wiper s
are jamm ed. Lea
ves orsnow ,for exa mpl e,may beobs tructi ngthe windsh ield wiper
move ment. Thewiper motor hasbee ndea ctiva ted.
X For safety reasons ,yo usho uld remo vethe Smar tKeyfrom theigni-
tion lock.
X Re move thecauseofthe obstructi on.
X Swi tch the windsh ield wiper sba ck on. The
windsh ield wiper s
fai lcomp letely . The
windsh ield wiper drive ismal functi oning.
X Sel ect another wiper speedon the comb ination switch.
X Have thewindsh ield wiper schecke dat aqu alifi ed spe cialist wo rk-
sho p. The
windsh ield wa she r
flu idfrom thespraynoz-
zles nolonger hitsthe
center ofthe windsh ield . The
spraynozzle sare misalig ned.
X Have thespraynozzle sad juste dat aqu alifi ed spe cialist wo rksho p. 11
0 Win
dshi eld wi persLights andwindsh ield wipers

Overview
ofclimat econtrol systems General
notes
Observe thesettings recom mended onthe fol-
lowing pages. Thewindows couldotherwisefog
up.
To preven tthe windows fromfogging up:
R switch offclimate control only briefly
R switch onair-rec irculation modeonlybriefly
R switch onthe cooling withairdehumidifica-
tion function
R switch onthe defrost windshield function
briefly, ifrequired
The air-con ditionin gsystem ordual-zon eauto-
matic climate control regulates thetemper ature
and thehumidity ofthe vehicle interiorand fil-
ters undesirable substancesfrom theair.
The air-con ditionin gsystem ordual-zon eauto-
matic climate control can only beoperated
when theengin eis runn ing.Optimum operation
is only achieved withtheside windows andpan-
orama roofwith power tilt/sliding panelclosed.
If you start theengine usingyoursmart phone,
the last select edclimate control settingisreac-
tivat ed(Ypage 83).
The residual heatfunctioncanonly beactivat ed
or deactivat edwith theignition switched off
(Y page 120). Always
keepthevent ilation flapsbehind the
side trimpanel inthe cargo compart mentclear
(Y page 107). Otherwisethevehicle willnotbe
vent ilated correctly.
i Vent
ilate thevehicle forabrief period during
warm weather, e.g.using theconvenien ce
opening feature(Ypage 83).This willspeed
up the cooling process andthedesired inte-
rior temper aturewillbereached more
quickly.
i The
integ rated filterfilters outmost parti-
cles ofdust andsoot andcomplet elyfilters
out pollen. Italso reduces gaseous pollutant s
and odors. Aclogged filterreduces the
amount ofair supplied tothe vehicle interior.
For this reason, youshould alwaysobserve
the inter valforreplacing thefilter, which is
specified inthe Mainten anceBooklet.Asit
depends onenviro nmentalcon ditions ,e.g.
heavy airpollution, theinter valmay be
short erthan statedinthe Mainten anceBook-
let.
i It
is possible thatunder certaincirc umstan -
ces theresidual heatfunction may beactiva-
ted automatic allyanhour after theSmart Key
has been removed inorder todry the auto-
matic climate control. Thevehicle isthen ven-
tilated for30minut es. Overview
ofclimat econtrol systems
111Climat econtrol

ual.
You willsee thecur ren tset tings ofthe
var ious climatecontrol function s.
DYNAM ICSELECT button (excep t
Mer cedes -AMGvehi cles) You
canchoos ebet ween various drivepro gram s
wit hth eDYN AMICSELECT but ton
(Y page 129).
If you have selected driv epro gram E:
R when heating,th eelec trical heat erboos teris
deac tivate dand inthewarm ing-up phase
heat output isred uced
R therear wind owdefrosterrun ningtim eis
red uced
De pen dingon theco nfigura tion,clim ateset-
tin gs may alsobeinfluen ced inthedriv epro -
gram I.
If you have selected driv epro gram Cor S,cli-
mat eset tings are notinf luen ced.
ECO star t/s top funct ion Dur
ingauto maticen gin eswit ch-off,th eclim ate
co ntrol syst emonlyoper atesat ared uced capa-
cit y.Ifyou require thefull clim atecontrol out put ,
you can switchoff theECO start /stopfun ction
by pre ssin gth eECO button(Y page 128). Ope
ratin gth eclim atecont rolsys-
tem s Activ
ating/d eactivatingclim atecon-
tr ol
Gener alnot es When
theclim atecontrol isswit ched off,th eair
supply andaircirculat ionare also switched off.
The wind owscould fog up.Ther efore,swit choff
clim atecontrol onlybrie fly
Air- cond itioning system X
Turn theSm artKey toposi tion0048 intheign i-
tio nloc k(Y page 123).
X To swit chon: turnco ntrol 0083 clockwise to
th edesir edposi tion(ex cep tposi tion0)
(Y page 112).
X To swit choff:tur nco ntrol 0083 count er-clo ck-
wise toposi tion0 (Y page 112). Dua
l-zone autom atic clim atecont rol X
Turn theSm artKey toposi tion0048 intheign i-
tio nloc k(Y page 123).
X To act ivate: pressthe0058 button.
The indicat orlamp inthe0058 buttonlight s
up. Airflow andairdist ribut ionare settoauto -
mat icmod e.
or
X Pre ssthe0078 button.
The indicat orlamp inthe0078 buttongoes
out .The previous lysele cted settings are
res tored .
X To dea ctiv ate: pre ssthe0078 button.
The indicat orlamp inthe0078 buttonlight s
up.
i Dual-
zone auto maticclim atecontrol: swit ch
on clim atecontrol prim arily usingth e0058
but ton. Swit
ching cooling withairdeh umidi-
fica tion on/off
Gener alnot es If
you deac tivate the"Coolin gwit hair- dehum id-
ific atio n"fun ction ,th eair inside theveh icle will
no tbe cooled. Theairinside theveh icle willalso
no tbe dehum idified. Thewind owscanfogup
mor equic kly.Ther efore, onlydeac tivate the
"Coolin gwit hair- dehum idificat ion"fun ction
brie fly.
The "Coolin gwit hair dehum idificat ion"fun ction
is on lyavailab lewhen theen gin eis run ning.The
air inside theveh icle isco oled anddehum idified
acc ording tothete mpe rature sele cted.
Con densation may dripfrom theunde rside of
th eveh icle when itis in coolin gmod e.This is
no rm aland nota sign that there isamalf unc-
tio n.
Activ ating/d eactivating X
Pre ssthe005A button.
The indicat orlamp inthe005A buttonlight s
up orgoes out.
The indicat orlamp inthebut tonind icat esthat
th eres pec tivefun ction isact ivat ed. The
"Coolin gwit hair dehum idificat ion"fun ction
has adelayed switch-off feat ure. 116
Op
era tingth eclim atecontr olsyst emsClim atecontr ol

i
You
canalso activate sever alair distr ibution
set tings simult aneously. Todo this ,press
multiple airdistr ibution buttons.The airis
the ndirec tedthrough various vents.
i Regardless
ofthe airdistr ibution setting,
airflow isalways directedthrough theside air
ven ts.The side airven tscan only beclose dif
the adjust ersare turn edcloc kwise untilthe y
engage .
Sett ingtheair dist ribu tion
X Turn theSmar tKey toposit ion0048inthe igni-
tion lock (Ypage 123).
X Press oneormore ofthe 009C, 009B, 0061
butt ons.
The correspon dingindicatorlamp lightsup
briefly.
Dual- zone automa ticclima tecontr ol Air
dist ribu tion settings
0061 Direct sair through thedefro sterven ts
009C Direct sair through thecenterand side air
ven ts
009B Direct sair through thefoot well airven ts
009F Direct sair through thecenter,side and
foot well vents
0087 Direct sair through thedefro ster,cen ter
and side airven ts
0086 Direct sair through thedefro sterand
foot well vents
008F Direct sair through thedefro ster,cen ter,
side andfootwell vents
i Regardless
ofthe airdistr ibution setting,
airflow isalways directedthrough theside air
ven ts.The side airven tscan only beclose dif
the adjust ersare turn edcloc kwise untilthe y
engage .
Sett ingtheair dist ribu tion
X Turn theSmar tKey toposit ion0048inthe igni-
tion lock (Ypage 123).
X Press the004F or004A buttonrepeat edly
unt ilthe desired symbolappears inthe dis-
play. Sett
ingtheair flow
Air- condit ioning system X
Turn theSmar tKey toposit ion0048inthe igni-
tion lock (Ypage 123).
X To increa seorred uce: turncontrol 0083 coun -
ter -clock wise orcloc kwise (Ypage 112).
Dual- zone automa ticclima tecontr ol X
Turn theSmar tKey toposit ion0048inthe igni-
tion lock (Ypage 123).
X To increa seorred uce: press the0097 or
0095 button. Switching
theZON Efunct ionon/off
This function isonly available withdual-z one
automat icclimat econ trol.
X To activ ate: press the00D6 button.
The indic atorlamp inthe 00D6 buttonlight s
up.
The temperat uresettingfor the driver 'sside
is not adopte dfor the fron t-passen gerside.
X To deact ivate:press the00D6 button.
The indic atorlamp inthe 00D6 buttongoes
out.
The temperat uresettingfor the driver 'sside
is adopte dfor the fron t-passen gerside. Defrost
ingthewindsh ield
Genera lnotes You
canusethis func tion todefro stthe wind-
shield ortoclear afogge dup windsh ieldand
side windows.
i You
should onlyselec tthe "Windsh ield
defro sting"func tion untilthe windsh ieldis
clear again.
Switching the"Wind shield defrosting"
funct iononoroff X
Turn theSmar tKey toposit ion0048inthe igni-
tion lock (Ypage 123).
X To activ ate: press the0064 button.
The indic atorlamp inthe 0064 buttonlight s
up. 118
Oper
ating theclimat econtr olsyst emsClimat econtr ol

If
the battery voltage istoo low, therear window
defroster mayswitch off. Ac
tivating/de activating X
Turn theSmartKey topositio n0048 inthe igni-
tion lock (Ypage 123).
X Press the006C button.
The indicator lampinthe 006C button lights
up orgoes out.
Proble mswith therear window defroster Proble
m Possi
blecauses /consequen cesand 0050 0050
Solutio ns The
rear window
defroster hasdeactiva -
ted premature lyor can-
not beactivated. The
battery hasnotbeen sufficie ntlycharged.
X Switch offany consumers thatarenot requi red,e.g.readi nglamp s,
interior lighting orthe seat heating.
When thebattery issufficie ntlycharged, therear window defroster
can beactivated again. Swi
tching air-recirculatio nmode
on/ off
Gene ralnotes You
candeactiva tethe flow offresh airif
unple asantodors areentering thevehicle from
outsid e.The airalrea dyinside thevehicle will
then berecircula ted.
If you switch onair-recircu lationmode, thewin-
dows canfogupmore quickly, inparticul arat
low temperature s.Only useair-recircul ation
mode brieflyto prevent thewindow sfrom fog-
ging up.
The opera tionofair-recircul ationmode isthe
same forallcontrol panels.
Ac tivating/de activating X
Turn theSmartKey topositio n0048 inthe igni-
tion lock (Ypage 123).
X To activate: pressthe008A button.
The indicator lampinthe 008A button lights
up.
Air-recircula tionmode switches onautoma ti-
cally :
R at high outsid etemperature s
R at high levelsof poll ution
When air-recircu lationmode isactivated auto-
matical ly,the indicator lampinthe 008A button
is not lit.Outside airisadde dafter about
30 minutes . X
To deactivate: pressthe008A button.
The indicator lampinthe 008A button goes
out.
i Air-recircula tionmode deactiva tesauto-
matical ly:
R after appro ximately fiveminutes atoutsid e
temperature sbelo wappro ximately 45‡
(7 †)
R after appro ximately fiveminutes ifthe
"Co oling withairdehu midifi cation" func-
tion isdeactiva ted
R after appro ximately 30minutes atoutsid e
temperature sabove approximately 45‡
(7 †) ifthe "Cooling withdehu midifi cation"
function isactivated Swi
tching theresidual heatonoroff
Gene ralnotes The
residu alheat function isonly availablein
vehicle sfor Cana dawith dual-zone automa tic
climate control.
It is possib leto make useofthe residu alheat of
the engine tocontinue heatingthevehicle for
appro ximately 30minutes aftertheengine has
been switched off.The heating timedepends on
the setinterior temperature .
i The
blow erwil lrun atalow speed regard less
of the airflowsetting. 120
Operating
theclimat eco ntrol systemsClimate control