
ASSYSTP LUSs ervice in terv al display
Fu nction of theA SSYSTP LUSs ervice in terv al
display
The ASS YSTP LUSs ervice inter vald ispla yint he
instrument displ ayprov ides informatio nonthe
re maining time or dis tance be fore then ext
service due date.
Yo uc an hide this service messag eusing the
bac kbutton on thel eft-hand side of thes teering
wheel.
Yo uc an obtain fur ther information concerning
th es ervicing of your vehicle from aqualified
specialis tworks hop, e.g. an authorized
Mercedes-Benz service center.
Displaying thes ervice du edate
On-boa rdcomputer:,Service.ASSYST PLUS
The next service due dat eisdisplayed.
#To exitth ed ispla y:press theb ackb utton
on thel eft-hand side of thes teering wheel. Mak
esuretoo bservethef ollowing fur ther rela‐
te ds ubjec t:
ROperating theo n-boar dcomputer
(→pag e195).
Car rying out service workatregular inter‐
va ls
* NO
TEPrematur ewear thro ugh failur eto
obser veservice due dates
Service workwhic hisn otcar ried out at the
ri ght time or incomple tely can lead to
inc reased wear and damag etothevehicle.
#Alw ayso bser vethep rescribed service
inter vals.
#Alw aysh ave thep rescribed service
wo rkcar ried out at aqualified specialist
wo rkshop.
Special service requ irements
The prescribed service inter valisb ased on nor‐
mal operation of thev ehicle. Service workwill
nee dtobep erform ed mor eoften if thev ehicle
is operated under arduous conditions or
increased loads, fore xamp le:
Rregular city driving wit hfrequ ent intermedi‐
at es tops.
Rifth ev ehicle is primaril yused totrave lshort
dis tances.
Rforf requent operation in mountainou sterrain
or on poor road sur faces.
Rif th ee ngine is of tenl eftidling forl ong peri‐
ods.
Rin particula rlyd usty condition sand/o rifair-
re circulation modeisf requently used.
In these or similar operating conditions ,have ,for
ex ample, thei nterior air filter ,engin eairfilter,
engin eoil and oil filter changed mor efrequ ent ly.
The tires mus tbecheckedm oref requ entl yift he
ve hicle is operated under increased loads. Fur‐
th er information can be obtained at aqualified
specialis tworks hop.
Maintenance and care 27
7

#Pull cap1offbyt hetab.
#Re fill wa sher fluid.
Cleaning and care
Inf ormatio nonw ashingthe vehicl einac ar
wa sh
&
WARNING Risk of accident duet o
re duced braking ef fect af terw ashing the
ve hicle
The braking ef fect is reduced af terw ashing
th ev ehicle.
#Aftert he vehicle has been washed,
brak ecarefully while paying attention to
th et raffic condition suntilthe braking
ef fect hasb eenf ully restored.
To avo id damag etoyourvehicle when using a
car wash, ensur ethe following beforehand:
RDis tance Pilo tDISTRONIC and theH OLD
function ar eswitched off.
RThe 360° Camer aorthereve rsing camera is
switched off.
RThe side windo wsand slidings unroof are
comple tely closed .
RTheb lowe rfor thev entilation/heating is
swit ched off.
RThe windshield wipe rswitchisinp osition0.
RIn car washes wit hatowing mechanism: neu‐
tral iis engaged.
RThe SmartK eyis at adista nce of at least
10 ft(3 m) away from thev ehicle, otherwise
th et runk lid could open unintentionall y.
% If, af tert he car wash, your emo vethew ax
from thew indshield and wiper rubber ,this
will pr event smearing and reduce wiper
noise.
Note sonu sing high-pre ssurecleaning equip‐
ment
& WARNING Risk of accident whe nusing
high-pressur ecleaning equipment wi th
ro und-spr aynozzles
The wate rjet from around-spr aynozzle( dirt
grinder) ma ycause damage totires and sus‐
pension components that is no tvisible.
284
Mainte nance and care

Components damagedinthis wa ym ayfail
unexpec tedly.
#Do no tuse high-pressur ecleaning
equipment wi thround-s pray nozzles to
clean your vehicle.
#Damaged tires or suspension compo‐
nentsm ustber eplaced immediatel y.
Toavo id damag etoyourvehicle, bear thef ollow‐
ing in mind when using high-pressur ecleaning
equipment:
Rth ek eymus tbeatad ista nce of at leas t10f t
(3 m) from thev ehicle. Otherwise thet runk
lid ma yopen unintentionally.
Rmaintain adista nce of at leas t11.8i n
(30 cm) tothev ehicle and obser vethei nfor‐
mation in them anufacturer's operating
instruction sfor thee quipment.
Rdo no tpoint then ozzle of theh igh-pressure
cleaninge quipment directly at sensitive
parts suc hastires, slits, electrical compo‐
nen tparts, batteries, light sources and venti‐
latio nslots.
Wa shing thev ehicle byhand
Obser velegal requ irements, fore xamp le in
somec ountries washing byhand is onl yallowe d
at speciall yequipped washing ba ys.
#Use amild cleaning agent suc hascar sham‐
poo.
#Wa shthev ehicle wit hlukewa rmwate rand a
sof tcar sponge. Whil edoing so, do not
ex pose thev ehicle todirect sunlight.
#Hose down thev ehicle carefull ywithw ater
and dr yitwithal eather clo th.M akes ure
th at thew ater je tisnotpointed directly into
th ea ir inle tgrille.
Maintenanc eand care 285

TIREFITkitsto rage location
The TIREFIT kit is located under thet runk floor.
1Ti re sealant filler bottle
2Ti re inflation compressor
Flat tire
Note sonf lat tires
&
WARNING Risk of accident duetoaf lat
tire
Af lat tir eseve rely affects thed riving charac‐
te rist ics as well as thes teering and braking
behavior of thev ehicle.
Ti re sw ithout run-fla tcharacteristics:
#Do no tdrive on wit haflat tire.
#Replace thef lat tir eimmediatel ywith
th ee mer gency spa rewheel/ spare
wheel or consult aqualified specialist
wo rkshop.
#Ru n-flat tires: Observethei nformation
and warning notices forM OExtended
tires (run-flat tires).
In thee vent of aflat tire, thef ollowing options
ar ea vailable dependingony ourvehicle's equip‐
ment:
RVe hicles with MOExtende dtires: it is pos‐
sibl etoc ontinu ethe journe yfor as hort period of time. Mak
esurey ou obser vethe
no tesonM OExtended tires (run-flat tires)
(
→pag e294).
RVe hicles with aTIREFIT kit: youc an repair
th et irea nd continue thej ourne yfor as hort
period of time only .Todothis, use the
TIREFIT Kit (
→pag e295).
RVehicles with aMercedes-Ben zemer‐
ge ncy call sy stem: inthee vent of aflat tire,
consult theC ustomer Center of the
Mercedes-Benze mergency cal lsyst em.
RChang ethe wheel (→pag e334).
MOExtended tires (run-flat tires)
With MOExtended tires (run-flat tires), youc an
continue todriv eyour vehicle evenift hereisa
tot al loss of pressur einoneor mor etires. How‐
eve r,th et irea ffected mus tnotsho wanyclearly
visible damage.
Yo uc an recognize MOExtende dtires bythe
MOExtended marking whic happear sonthe side
wa ll of thet ire.
294
Breakdown assis tance

Vehicles with tir epressur emonitoring sys‐
te m: MOExtended tires ma yonly be used in con‐
junctio nwithana ctivated tir epressur emonitor‐
ing sy stem.
If ap ressur eloss warning messag eappear sin
th em ultifunction display:
RChec kthe tir efor damage.
RIf driving on, obser vethef ollowing no tes
&
WARNING Risk of accident whe ndriving
in li mp-hom emode
Whe ndriving in li mp-hom emode, theh an‐
dling characteristic sareimpaired. e. g. when
cornering ,when acceleratin gstron glya nd
when braking.
#Do no texceed them aximum permissi‐
ble speed.
#Av oid an yabrup tsteering and driving
maneuver saswell as driving over
obs tacle s(curbs, po tholes, cross-coun‐
try) .Thisa pplies ,inparticular ,toal oa‐
ded vehicle.
#Stop driving in limp-home mode if you
notice:
Rbanging noise
Rve hicle vibration
Rsmok ewhichs mells lik erubber
Rcontinuous ESP®inter vention
Rcrac ksin tir eside walls
#Afterd riving in limp-home mode, ha ve
th er ims checkedbyaq ualified special‐
is tw orks hop wit hregar dtot heir fur ther
use.
#The defectiv etirem ustber eplaced in
eve rycase.
Driving distance possible in li mp-home mode
af te rt he pressur elossw arning
Loa dcondition Driving distance pos‐
sible in limp-homemode
Pa rtiall yladen 50 miles (80 km)
Fu llyl aden 19mile s(30 km)
RThe driving dis tance possibl einlimp-home
mod emayvary dependin gonthe driving
st yle.
RMaximum permissible speed 50 mph
(80 km/h).
If at ireh as gone flat and canno tbereplaced
wit hanM OExtende dtire, astandar dtirem aybe
used as atemporar ymeasure.
Using theT IREFIT kit
Have thef ollowing readil yavailable:
RTire sealant filler bottle
REnclosed TIREFIT sticke r
RTire inflation compressor
Yo uc an use TIREFI Ttires ealanttos eal punctu‐
re sofupto0 .16in(4m m), particularly those in
th et irec onta ct surf ace.Youc an use TIREFI Tin
outside temp eratures down to-4 °F (-20 °C).
Breakdown assist ance295

&WARNING Risk of accident whe nusing
tir es ealant
In thef ollowing situations, thet ires ealant is
unable toprov ide suf ficient breakdown assis‐
ta nce, as it is unabl etosealthet irep roper ly:
RTher earecuts or punctures in thet ire
lar gerthan those pr eviousl ymentioned.
RThe wheel rimisd amaged.
RYo uh aved rive natv eryl ow tirep ressures
or on aflat tire.
#Do no tdrive anyf urther.
#Consult aqualified specialis tworks hop.
&
WARNING Risk of injury and poisoning
from tir esealant
The tir esealantish armful and causes ir rita ‐
tion. Do no tallow itto come int ocontact
wi th th eskin ,eyesorc loth ing, and do not
swallo wit. Do no tinhale tir esealant fumes.
Ke ep thet ires ealant away from children.
Ifyo uc om eintoc ontact wit hthe tir esealant,
obser vethef ollowing:
#Rinse of fthe tir esealant from your skin
immediatel yusingw ater.
#If tiresealant gets int oyour eyes, thor‐
oughl yrins eo utthee yesu sing clean
wate r.
#If tiresealant has been swall owed,
immediatel yrins eo utthem ouththor‐
oughl yand drink plenty of water.Do not
induce vomiting and seek medical
attention immediately.
#Chang eout of an ycloth es conta mina‐
te dw itht ires ealant immediatel y.
#If allergicreactionso ccur,seek medical
attention immediatel y.
*NO
TEOverheating du etothe tir einfla‐
tion compressor running tool ong
#Do no trun thet irei nflation compressor
fo rl onger than tenm inutesw ithout
inter ruption.
Compl ywitht he manufacturer's saf etyn otes on
th es tickeront he tireinflation compressor.
Ha ve thet ires ealant bottle replaced everyfour
ye arsataq ualified specialis tworks hop.
#Do no tremo veanyforeign object swhich
ha ve penetra tedt he tire.
#Affixp art1 oftheT IREFI Tstickertot he
instrument clus terw ithin thed rive r's field of
vision.
#Af fixp art2 oftheT IREFI Tstickern ear the
va lveont he wheel wit hthe defectiv etire.
296
Breakdown assis tance

#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

#Very slowl ydrive forw ards or reve rsea ppr ox‐
imatel y33ft( 10m).
#Pum pupt he tireagain.
Af teram aximu moften minutes thet ire
pressur emustbeatl east200 kP a(2.0 bar/
29 psi).
& WARNING Risk of accident in thee vent
of thes pecified tir epressur enotbeing
re ached
If th em inimum tir epressur eisn otreached
af te rt he specified time, thet ireist oo badly
damaged. The tir esealant cannot repair the
tir eint his ins tance.
Dama gedt ires and tir epressur ethat is too
lo wc an significantl yimp air theb raking prop‐
erties and theh andling characteristics.
#Do no tcontinue driving.
#Consult aqualified specialis tworks hop.
If, af tert en minutes, atirep ressur eof
200 kP a(2.0 bar/29 psi) has been achie ved:
&
WARNING Risk of accident from driving
wi th sealed tires
At iret emporarily sealed wit htires ealant
impair sthe handling characteristic sand is
no ts uitable forh ighe rspeeds.
#Ad apty our driving stylea ccording lyand
driv ecarefull y.
#Do notexceed thes pecified maximum
speed wit hatiret hat has been repaired
using tir esealant.
#Forat ires ealed wit htires ealant, obser ve
th em aximum permissible speed of 50 mph
(80 km/h).
#Af fixt he upper section of theT IREFI Tsticker
to thei nstrument clus terw her eitw illbee as‐
ily seen bythed rive r. *
NO
TEStainin gcaused byleakin gtire
sealant
Af teru se, excess tir esealant ma yleak out
from thef illing hose.
#Therefore, place thef illing hose in the
plastic bag that con tained theT IREFIT
kit.
* ENVIRONMEN
TALN OTEEnvironmental
pollution caused byenvironmenta lly irre‐
sponsible disposal
Ti re sealant contains polluta nts.
#Have thet ires ealant bottle disposed of
professionall y,e.g. at aMercedes-Benz
service center.
#Switc hoffthet irei nflation compressor.
#Un scr ew thef iller hose from thev alveoft he
fa ulty tire.
#St ow th etires ealant bottle, thet irei nflation
compressor and thew arning triangle.
#Pull away immediatel y.
298
Breakdown assis tance