
ASS
YSTP 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 display prov 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. aMercedes-Benz
Service Centre. Displaying
thes ervice du edate On-boa
rdcomputer:
, Service .
ASSYST PLUS
The next service due dat eisdisplayed. #
Toexitth 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:
R Operating theo n-boar dcomputer
(→ pag e262). Car
rying out maintenance workatregular
inter vals *
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. Maintenance work will nee
dtobep erform ed mor eoften than
specified if thev ehicle is operated under ardu‐
ous conditions or increased loads, fore xamp le:
R regular city driving wit hfrequ ent intermedi‐
at es tops.
R ifth ev ehicle is primaril yused fors hort-dis‐
ta nce driving.
R forf requ ent operation in mountainou sterrain
or on poor road sur faces.
R ifth ee ngine is of tenl eftidling forl ong peri‐
ods.
R in particula rlyd usty condition sand/o rifair-
re circulation mod eisfrequently used.
In these or similar operating conditions ,have the
interior filter ,engin eair cleaner ,engin eoil, oil fil‐
te re tc. changed mor efrequ ent ly.T he tyres must
be checkedm oref requ entl yift hevehicle is
operated under increased loads. Further infor‐
mation can be obtained at aqualified specialist
wo rkshop. Maintenance and care
391

Batter
ydisconnection periods The AS
SYST PLUS service inter vald isplay
can onl ycalculat ethe servic edue date when
th eb attery is connected. #
Notedown thes ervice due dat edispla yedon
th ei nstrument displa ybefor edisconnecting
th eb atter y(→pag e391). Engine compartment
Ac
tiv eb onne t(pedestrian pr otection) Operation of
thea ctiv ebonne t(pedestrian
pr otection)
In cer tain accident situations ,the risk of injury
to pedestrians can be reduced bythea ctuation
of thea ctiv ebonnet .The rear area of thee ngine
bonn etisraised byappr oximatel y85m m.
Fo rthe driv etotheworkshop, rese tthe trig‐
ge reda ctiv ebonn etyourself .Ifthe activ ebonnet
has been triggered, pedestrian pr otection may
be limited.
Aq ualified specialis tworks hop mus tre-ins tate
th ef ull functionality of thea ctiv ebonnet. The activ
ebonne tisnotavailable in all coun‐
tries.
Re setting thea ctiv ebonnet &
WARNING Danger of bu rnsf romh ot
component parts in thee ngine compart‐
ment
Cer tain component parts in thee ngine com‐
partmen tmaybe very hot, e.g. thee ngine,
th er adiator and parts of thee xhau stsystem. #
Letthe engine cool down and only
to uc ht he component parts described
below: #
With your han dflat, push down activ ebonnet
1 inthea reaa round theh inges on bo th
sides (ar rows).
The engine bonne tmuste ngag einp osition. #
Ifth ea ctiv ebonnet can be raised slight lyat
th er ear in thea reaoft he hinges, repeat the
st ep until it engages cor rectl y. 392
Maintenanc eand care

Opening/closing
theb onnet &
WARNING Risk of accident du etodriv‐
ing wit hthe engine bonne tunlo cked
An unloc kede ngin ebonn etma yopen up
when thev ehicle is in motion and bloc kyour
vie w. #
Neveru nloc kthe engine bonne twhen
driving. #
Befor eevery trip, ensur ethat the
engine bonn etis loc ked. &
WARNING Risk of accident and inju ry
when opening and closing thee ngine
bonn et
When opening or closing thee ngine bonn et,
it ma ysuddenly drop int othe end position.
Ther eisar isk of inju ryfora nyo ne in the
engine bonn et's rang eofm ovement. #
Onlyopen or close thee ngine bonn et
when ther ea reno persons in the
engine bonn et's rang eofm ovement. &
WARNING Danger of bu rnsw hen open‐
ing theb onnet
If yo uo pen thee ngine bonn etwhen the
engine has overheated or during afireint he
engine compartment, youc ould come into
contact wit hhotgases or other escaping
operating fluids. #
Befor eopening theb onnet ,allowt he
engine tocool down. #
Inthee vent of afireint he engine com‐
partment, keep thee ngine bonn et
closed and cal lthe fire service. &
WARNING Risk of inju rydue tomoving
parts
Cer tain component sinthe engine compart‐
ment ma ycontinue tomo veor suddenly
mo veagain evenafter thei gnition has been
switched off, e.g. thec ooler fan.
Ma kesur eoft hefollowing befor eperform ing
ta sk sint he engine compartment: #
Switc hthe ignition off. #
Nevertouc hthe danger zone sur round‐
ing movin gcomponent pa rts, e.g. the
ro tatio na reaoft hefan. #
Remo vejewe ller yand watches. #
Keep items of clo thing and hair away
from moving parts. &
WARNING Risk of inju ryfrom touching
co mp onent parts under voltage
The ignition sy stem and thef uel injection
sy stem workunder high voltage. If yout ouch
component parts whic hareunder voltage,
yo uc ouldrecei vean electric shoc k. #
Nevertouc hcomponents of thei gnition
sy stem or thef uel injection sy stem
when thei gnition is switched on. &
WARNING Danger of bu rnsf romh ot
component parts in thee ngine compart‐
ment
Cer tain component parts in thee ngine com‐
partmen tmaybe very hot, e.g. thee ngine, Maintenanc
eand care 393

It is no
tpossible tocor rectl ym easu retheo il
le ve lif:
R thev ehicle is no tleve lduring them easure‐
ment process.
R theb onnet wasp reviousl yopened.
The engin emustber estarted and thee ngine oil
le ve lw ill be de term ined again when driving.
On-boar dcomputer:
, Service .
Engine oil level:
Yo uw ills ee one of thef ollowing display
messa gesint he multifunction dis play: #
Engine oi llev el Measuring now:m easure‐
ment of theo il le velisn otyetp ossible.
Re peat ther eques tafter am aximu mof30
minutes' driving. #
Engine oil level OK andtheb ar displa yfor
indicating theo il le velint he multifunction
displa yisgreen and is between "min" and
"max": theo il le velisc orrect. #
Engine oil level Add 1.0 l andtheb ar display
fo ri ndicating theo il le velint he multifunction displa
yisorang ea nd is belo w"min": topup
wit h1lofe ngineoil. #
Reduce engin eoil level andtheb ar display
fo ri ndicating theo il le velint he multifunction
displa yisorang ea nd is abo ve"max": drain
of ft he exc ess engine oil. Consult aqualified
specialis tworks hop. #
For engine oil level turn on ignition:s witchon
th ei gnition tocheckt he engine oil le vel. #
Engine oil level System inoperative :sensor
fa ulty or no tconnec ted. Consult aqualified
specialis tworks hop. #
Engine oil level System currently unavail. :
close theb onnet.
To pping up engine oil &
WARNING Danger of bu rnsf romh ot
component parts in thee ngine compart‐
ment
Cer tain component parts in thee ngine com‐
partmen tmaybe very hot, e.g. thee ngine,
th er adiator and parts of thee xhau stsystem. #
Letthe engine cool down and only
to uc ht he component parts described
below: &
WARNING Risk offire and injur yfrom
engine oil
If engine oil comes int ocontact wi thhot
component parts in thee ngine compart‐
ment ,itmayignite. #
Mak esuret hat no engine oil is spilled
next tothef iller opening. #
Allo wthe engine tocool of fand thor‐
oughl yclean thee ngine oil from compo‐
nentp arts befor estartin gt he vehicle. *
NO
TEEngine dama gecaused byan
incor rect oil filter ,incor rect oil or addi‐
tives #
Do no tuse engine oil soroilfilters
whic hdon otcor respond tothes pecifi‐
cation sexplicit lyprescribed fort he
service inter vals. 396
Maintenance and care

#
Slowly tur nthe cap half aturntoa llow
pressur etoescape. #
Park thev ehicle on alevel sur face. #
Chec kthe coolant temp eratur edispla yint he
instrument clus ter.
The coolant temp eratur emustbeb elow
70 °C. #
Slowl yturnc ap 1 anti-clockwise torelie ve
exc ess pressure. #
Continue turning cap 1anti-clockwise and
re mo veit.
The coolan tleve lisc orrect:
R ifth ee ngine is cold up tomar kerb ar2
R ifth ee ngine is warm upto1.5c mo ver
mar kerb ar2 #
If necessar y,topupw ithc oolant that has
been appr ovedbyM ercedes-Benz.
R Further information on coolant (→ page459) To
pping up the windsc reen washer sy stem &
WARNING Danger of bu rnsf romh ot
component parts in thee ngine compart‐
ment
Cer tain component parts in thee ngine com‐
partmen tmaybe very hot, e.g. thee ngine,
th er adiator and parts of thee xhau stsystem. #
Letthe engine cool down and only
to uc ht he component parts described
below: &
WARNING Danger of bu rnsw hen open‐
ing theb onnet
If yo uo pen thee ngine bonn etwhen the
engine has overheated or during afireint he
engine compartment, youc ould come into
contact wit hhotgases or other escaping
operating fluids. #
Befor eopening theb onnet ,allowt he
engine tocool down. #
Inthee vent of afireint he engine com‐
partment, keep thee ngine bonn et
closed and cal lthe fire service. &
WARNING ‑Riskoff irea nd injur ydue to
windscreen washer concentrate
Wi ndsc reen washer concentrat eishighly
fl ammable. It coul dignit eifitc omes into
con tact wi thhote ngine component parts or
th ee xhau stsystem. 398
Maintenanc eand care

#
Therefore, place thef illing hose in the
plastic bag that con tained theT IREFIT
kit. +
ENVIRONMEN
TALN OTE Environmental
pollution caused byenvironmen tally ir re‐
sponsible disposal Ty
re sealant contains polluta nts.#
Have thet yres ealant bottle disposed of
professionall y,e.g. at aMercedes-Benz
Service Centre. #
Switc hoffthet yrei nflation compressor. #
Unscr ew thef iller hose from thev alveoft he
defectiv etyre. #
Storet he tyr esealant bottle, thet yrei nfla‐
tion compressor and thew arning triangle. #
Pull away immediatel y. #
Stop af terd riving fora pproxima tely ten
minutes and checkt he tyr epressur eusing
th et yrei nflation compressor.
The tyr epressur emustn ow be at least
13 0k Pa(1.3 bar/1 9psi). &
WARNING Risk of accident du etothe
specified tyr epressur enotbeing ach‐
ie ved
If th es pecified tyr epressur eisn otachie ved
af te rab rief drive, thet yreist oo badly dam‐
aged. The tyr esealant cannot repair thet yre
in this ins tance.
Dama gedt yres and atyrep ressur ethat is
to ol ow can significantl yimp air braking and
handling characteristics. #
Do no tdrive on. #
Consult aqualified specialis tworks hop. Countries
that ha veMercedes-Benz
Service24h: astickerw itht he phone number
can also be found in your vehicle, e.g. on the
B‑pilla ronthe driver's side. #
Cor rect thet yrep ressur eifitiss tillatl east
13 0k Pa(1.3 bar/1 9psi).S ee thet yrep res‐
sur etable on thef uel filler flap forv alues. #
Toincrease thet yrep ress ure: switc hon
th et yrei nflation compressor. #
Toreduce the tyr epress ure: press pres‐
su re re lease button 1next tomanome ter
2 . #
When thet yrep ressur eisc orrect, unscr ew
th ef iller hose from thev alveoft he sealed
tyre. #
Screw thev alvec ap ont othe tyr evalveof
th es ealed tyre. #
Pull thet yres ealant bottle out of thet yre
inflation compressor.
The filler hose stay sont he tyr esealant bot‐
tle. 414
Breakdown assis tance

If
th ei ndicator/warning lamps in thei nstrument
clus terdon otlight up at lo wtemperatures, it is
ve ry likel ythat thed ischar gedb atter yhas fro‐
zen. &
WARNING Risk ofexplosion from afro‐
zen battery
Ad ischar gedb atter ymayfreeze at temp era‐
tures slightl yabove or belo wfreezing point.
During startin gassis tance or batter ycharg‐
ing, batter ygas ma ybereleased. #
Alw ayst hawaf roze nb atte ry out first
befor echarging it or per form ing start‐
ing assis tance. The service li
feof ab atter ythat has been
th awe dmaybe dramaticall yshor tened.
It is recommended that youh ave athawe db at‐
te ry checkedataq ualified specialis tworks hop. All
vehicles
* NO
TEDama gecaused bynumerou sor
ex tende dattem ptstos tart thee ngine Nume
rous or extende dattem ptstos tart the
engine ma ydamag ethe catalytic con verter
due tonon-combu sted fuel. #
Avoid numerous and extende dattem pts
to star tt he engine. Obser
vethef ollowing points during starting
assis tance and when chargin gthe battery:
R Onlyuse undamaged jum plead/charging
cables wit hasufficient cross-section and
insula tedt erminal clamps.
R Non- insulated parts of thet erminal clamps
mus tnotcom eintoc ontac twitho ther me tal
parts while thej um plead/charging cable is
connected totheb attery/jump-s tart connec‐
tion point.
R The jum plead/c harging cable mus tnot
come int ocontact wi thanyp arts whic hmay
mo vewhen thee ngine is running. R
Alw aysm akes uret hat neither youn orthe
batter yiselectrost aticall ychar ged.
R Keep away from fire and naked flames.
R Do no tlean overthe batter y.
R When charging: only use batter ychargers
te sted and appr ovedbyM ercedes-Benza nd
re ad theb atter ychar ger's operating instruc‐
tions befor echarging theb atter y.
Obser vethea dditional following point sduring
st artin gassis tance:
R Startin gassis tance ma yonly be pr ovided
using batteries wit hanominal voltag eof
12 V.
R The vehicles mus tnottouch.
R Petrol engine: only acceptstartin gassis‐
ta nce if thee ngine and exhaus tsystema re
cold. #
Secur ethe vehicle byapplying thee lectric
parking brake. #
Automatic transmission: shiftthet ransmis‐
sion toposition j. 41 8
Breakdown assis tance

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. #
Onlyuse Mercedes-Benz appr oved
fuse switht he cor rect fus erating. Bl
ow nfuses mustbe replaced wit hfuses of the
same rating ,which youc an recognise bythec ol‐
our and fuse rating .For engin ecompartment
and loadc ompartment fuses ,onlyu sethose
fuses mar kedw ithan" S". The fuse rating sare
li st ed in thef use assignmen tdiagram.
Fu se assignment diag ram: onthef use bo xin
th el oad compartmen t(→ pag e427). *
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. If
th en ewlyinser tedf use also blo ws,have the
cause trace dand rectifie dataq ualified special‐
is tw orks hop, e.g. aMercedes-Benz Service
Centre.
Ensur ethe following befor ereplacing afuse:
R The vehicle is secured agains trolling away.
R All electrica lconsumer sareswitched off.
R The ignition is switched off. The electrica
lfus es ar eloc ated in various fuse
bo xes:
R Fuse bo xont he driver's side of thee ngine
compartmen t(→pag e425)
R Fuse bo xont he driver's side of thec ockpit
(→ pag e427)
R Fuse bo xinthe front-passenge rfootwell
(→ pag e427)
R Fuse bo xinthe load compartment on the
ri ght-hand side of thev ehicle, when vie wed
in thed irection of tr avel (→ page427) Fu
se bo xinthe engine compartment Obser
vethen otes on electrical fuses
(→ pag e424).
Re quirements:
R Youn eedad ryclo thand ascrew driver. Breakdown assis
tance 425