#Pull plug4withthe cable and hose 5out
of thet irei nflation compressor housing.
#Push thep lug of hose 5intof lange 6of
tir es ealantb ottle 1,u ntilthep lug engages.
#Place tir esealant bottle 1head down wards
int or ecess 2ofthet irei nflation compres‐
sor.
#Re mo vethec ap from valve 7 onthef aulty
tire.
#Sc rewf illing hose 8ontovalve 7.
#Inser tplug 4intoa12Vs ocketiny our
ve hicle.
#Switc hont he ignition.
#Press on and of fswitch 3onthet irei nfla‐
tion compressor.
The tir einflation compressor is switched on.
The tir eisinflated. Fir st,t ires ealant is pum‐
ped int othe tire. The pressur emaybrief ly
ri se toappr oximatel y500 kP a(5bar/73psi). Do no
tswitc hoffthet irei nflation compres‐
sor du ring this phase.
#Le tthe tir einflation compressor runf or a
maxim umoftenm inutes.
The tir eshould then ha veattaine datire
pressur eofatl east200 kPa( 2.0b ar/
29 psi).
If tir esealantl eaksout,m akes urey ou clean the
af fected area as quickl yasp ossible.Itisp refera ‐
ble touse clean water.
If yo ug ettires ealan tony our clo thing, ha veit
cleaned as soon as possible wit hperch loroe thy‐
lene.
If, af tert en minutes, atirep ressur eof
200 kP a(2.0 bar/29 psi) has no tbeen ach‐
ie ve d:
#Switc hoffthet irei nflation compressor.
#Un scr ew thef iller hose from thev alveoft he
fa ulty tire.
Pleasen otet hat tir esealantm ayleak out when
unscr ewing thef illing hose.
Breakdown assis tance 297
Electrical fuses
Notesone lectrical fuses
&
WARNING Risk of accident and injury
due to ov erloaded lines
If yo um anipulat eorb ridg eaf aulty fuse or if
yo ur eplace it wit hafuse wit hahigher
amperage, thee lectric line could be overloa‐
ded.
This could result in afire.
#Alwa ys replace faulty fuse swiths peci‐
fi ed ne wfuses conta iningthe cor rect
amperage.
* NO
TEDama gecaused byincor rect fuses
Incor rect fuses ma ycause damag etoelectri‐
cal components or sy stems.
#Onl yuse Mercedes-Benz appr oved
fuse switht he cor rect fus erating.
Blow nfuses must bereplaced wit hfuses of the
same rating ,which youc an recognize bythe colo
rand fus erating. Th efuser atings ar eliste d
in thef use assignmen tdiagram.
Fu se assignment diag ram: onthef use bo xin
th et runk (
→pag e310).
* NO
TEDama geor malfunctions caused
by moisture
Moistur emaycause dama getothee lectrical
sy stem or cause it tomalfunction.
#When thef use bo xisopen, mak esure
th at no moistur ecan enter thef use
box.
#When closing thef use box, mak esure
th at thes eal of thel id is positioned cor‐
re ctly on thef use box.
Ifan ewlyinser tedf use also blo ws,have the
cause trace dand rectifie dataq ualified special‐
is tw orks hop.
Ensur ethe following befor ereplacing afuse:
RThe vehicle is secured agains trolling away.
RAll electrica lconsumer sareswitched off.
RThe ignition is switched off. The electrica
lfus es ar eloc ated in various fuse
bo xes:
RFu se bo xinthe engine compartment on the
driver's side (→pag e308)
RFuse bo xont he driver's side of thec ockpit
(→pag e310)
RFuse bo xinthe front-passenge rfootwell
(→pag e310)
RFuse bo xinthe trunk on ther ight-hand side
of thev ehicle, when vie wedint he direction
of tra vel(
→pag e310)
Fu se bo xinthe engine compartment
Prerequisites
Obser vethen otes on electrical fuses
(
→pag e308).
Ha ve thef ollowing readil yavailable:
RAd ryclo th
RAs crew driver
308
Breakdown assis tance
Opening
&WARNING Risk of injury from usingthe
windshield wiper swhile thee ngine hood
is open
When thee ngine hood is open and thew ind‐
shield wiper saresetinm otion ,you can be
trappe dbythe wiper linkage.
#Alw ayss witc hoffthew indshield wipers
and ignition befor eopening thee ngine
hood.
#Tu rn clip 2on co ver1 aquar ter-tur nto
th el eft.
#Pull co ver1 upwards in thed irection of the
ar row .
#Remo veanye xisting moisture fromthef use
bo xu sing adryclo th.
#Loosen scr ews4,r emovefuse bo xlid 3
from thet op.
Closing
#Chec kwhether thes eal is positioned cor‐
re ctly in thel id.
Breakdown assis tance 309
thes ystem is no toperating properly .The
TPMS malfunction indicator is combined with
th el ow tirep ressur eindicator lamp. When
th es ystem de tects am alfunction, thei ndica‐
to rlamp wil lflash fora pproxima tely am inute
and then remain continuously illumina ted.
This sequence will continue upon subsequent
ve hicle start-ups as longast he malfunction
ex ists.
When them alfunction indicator is illumina‐
te d, thes ystemm aynotbea bletodetect or
signal lo wtirep ressur easi ntended. TPMS
malfunctions ma yoccurf orav ariety of rea‐
sons, includingt he installation of incompati‐
ble replacemen toralternat etires or wheels
on thev ehicle that pr event theT PMS from
functioning proper ly.
Alw aysc hec kthe TPMS malfunction warning
lam pafter replacing one or mor etires or
wheels on your vehicle toensur ethat the
re placemen toralternat etires and wheels
allo wthe TPMS tocontinu etofunction prop‐
er ly.Using atirep ressur esensor ,the sy stem checks
th et irep ressur eoft he tires ins talled on the
ve hicle.
Ne wt irep ressur esensors, e.g. in winter tires,
ar ea utomaticall ytaught-in thef irst tim ethe
ve hicle is driven.
The tir epressur eappears inthem ultifunction
displa y(
→page197).
If th er eisas ubstantia lpressure loss or if the
tir et emperatur eisexcessive, awarning will be
given:
RVi ad ispla ymessages (→page382).
RViat he h warning lam pinthe instrument
clus ter(→pag e410).
It is thed rive r's responsibility tosetthe tire
pressur etotherecommended cold tir epressure
suitable fort he operating situation. Se tthe tire
pressur efor cold tires using atirep ressure
ga uge. Notethat thec orrect tir epressur efor the
cur rent operating situatio nmustfirst be taught-
in to thet irep ressur emonitoring sy stem.
In mos tcases, thet irep ressur emonitoring sys‐
te mw illautom atically updat ethe ne wreference va
lues af tery ou ha vechanged thet irep ressure.
Yo uc an,h ow ever,a lso updat ethe refere nce val‐
ues byrestartin gthe tir epressur emonitoring
sy stem manuall y(
→page318).
Sy stem borders
The tir epressur emonitoring sy stem does not
issue awarning:
RIfth et irep ressur eiss etincor rectly.
RIfth er eisas udden pressur eloss caused, for
ex ample, byaforeign object penetratin gthe
tire.
RIf th er eisam alfunction caused byano ther
ra dio signal source.
Be sur etoalso observ ethe following fur ther
re lated subjects:
RNo tesont irep ressur e(→page312)
Checking thet irep ressur ewitht he tir epres‐
sur em onitoring sy stem
Requ irements
RThe ignition is switched on.
Wheels and tires 317
#Keep children away from fuel.
If yo uoro ther people come int ocontact with
fuel, obser vethef ollowing:
#Immediatel yrins efueloffyo ur skin wit h
soap and water.
#If fuel comes int ocontact wit hyour
ey es, immediatel yrins ethem thor‐
oughl ywithc lean water.Seek medical
attentio nimmediately.
#Ifyo us wallowf uel, seek medical atten‐
tio nimmediatel y.Do no tinduce vomit‐
ing.
#Chang eimmediately out of clo thing that
has com eintoc ontact wi thfuel.
Fuel
Information on fuel grades forv ehicles with
ag asoline engine
Observ ethe no tesono perating fluids
(
→pag e344). *
NO
TEDama gecaused bythew rong fuel
Even small amounts of thew rong fuel could
re sult in damag etothe fuel sy stem, the
engine and thee mission control sy stem.
#Onl yrefuel wit hlow -sulfur premium
grade fuel.
Thi sfuel ma ycontain up to10 %e thanol.
Yo ur vehicle is suitable foru se wit hE10 fuel.
Do no trefuel using:
RDiesel
RE15, E85, E100
RGasoline containing me thano l(M15, M30,
M85 ,M100)
RGasolinew itha dditives con tainin gm etal
If yo ua ccidenta llyrefuel wit hthe wrong fuel:
#Do no tswitc hthe ignition on.
#Consult aqualified specialis tworks hop.
Ifth ea vailable fuel is no tsufficiently lo winsul‐
fur ,this can produce unpleasant odors. Onl
yrefuel wit hfuel ,that has at leas tthe octane
number specified in thei nformation table in the
fuel filler flap (
→pag e138). This ma yreduce
engine output and increase fuel consum ption.
If yo uw ant maxi mume ngine output: only
re fuel wit hunleade dpremiu mg rade gasoline
wit hano ctane number of at leas t95RON.
Ne verrefuel using gasoline wit halowerRON.
* NO
TEPrematur ewear caused byunlea‐
ded regular gasoline
Unleadedr egulargasoline can cause the
engine towe ar mor equickl yand impair lon‐
ge vity and per form ance.
If unleaded premium grade gasoline is
una vailable and youh ave torefuel using
unleade dregular gasoline:
#Onl yfillthef uel tank tohalf full with
unleaded regular gasoline and refill as
soon as possible wit hunleaded pre‐
mium grade gasoline.
#Do no tdrive atthem aximum speed.
Tech nica ldata 34
5
Displaymessages
Possible causes/consequences and MSolutions
F(USA
only)
!(Can‐
ada only)
Turn On the Ignition to
Release the Parking Brake *
The redF (USAonly) or !(Canada only) indicator lam pislit.
Yo uh ave attem ptedtor elease thee lectric parking brak ewitht he ignition is switched.
#Switc hont he ignition.
F(USAonly
)
!(Can‐
ada only)
Please Release Parking
Brake *
The redF (USAonly) or !(Canada only) indicator lam pflashes.
The electric parkin gbrake is applied while driving:
RAc ondition fora utom aticrelease of thee lectric parking brak eisnotfulfilled .
RYoua reper form ing emer gency braking using thee lectric parking brak e.
#Checkthat thec onditions fora utom aticrelease of thee lectric parking brak earefulfilled.
#Release thee lectric parking brak emanually.
Displa ymessages and warning/indicator lamps 361
Displaymessages
Possible causes/consequences and MSolutions
F(USA
only)
!(Can‐
ada only)
Parking Brake See Opera-
tor's Manual *
The yellow ! indicator lam pislit. The elect ricp arkin gb rake is malfunctioning.
To appl y:
#Switc hoffthei gnition and tur nitbacko n.
#Appl ythe electric parking brak emanually .
If it is no tpossible toengag ethe electric parking brake:
#Visit aq ualified specialis tworks hop.
#Wher enecessar y,also safeguar dthe par kedv ehicle agains trolling away.
The yellow ! indicator lam pand ther ed F (USAonly) or !(Canada only) indicator lam parelit. The elec‐
tric parkin gbrake is malfunctioning.
To release:
#Swit chofft he ignition and tur nitbacko n.
#Release thee lectric parking brak emanually .
or
#Re lease thee lectric parking brak eautomaticall y.
If it is still no tpossible torelease thee lectric parking brake:
#Do no tcontinue driving under an ycircums tances. Consult aqualified specialis tworks hop.
The yellow ! indicator lam pislit and ther ed F (USAonly) or !(Canada only) indicator lam pisflashing.
The electric parkin gbrake is malfunctioning.
The electric parkin gbrake coul dnotbe applied or released.
362
Displa ymessages and warning/indicator lamps
Displaymessages
Possible causes/consequences and MSolutions
#Switchoffthei gnition and tur nitbacko n.
To appl y:
#Release and then apply thee lectric parking brak emanuall y.
To release:
#Re lease and then apply thee lectric parking brak emanuall y.
If th ee lectric parking brak ecannot be applied or ther ed F (USAonly) or !(Canada only) indicator lamp
continues toflash:
#Do no tcontinue drivin gunde rany circum stances. Consult aqualified specialis tworks hop.
#Wher enecessar y,also safeguar dthe par kedv ehicle agains trolling away.
The yellow ! indicator lam pislit and ther ed F (USAonly) or !(Canada only) indicator lam pflashes for
appr oximatel yten seconds af tert he electric parking brak ehas been applied or released. It then remains lit or goes
out. The electric parking brak eismalfunctioning.
If th eb attery charge leve list oo lo w:
#Chargetheb atter y.
To appl y:
#Switc hthe ignition off.
The electric parking brak eisapplied automaticall y.
Displaymessage sand warning/indicator lamps 363