Obser
vethef ollowing no tes: Note
sonc leaning and car eP reve nting damag etothevehicle
Wheels/rims Usewate rand acid-free whee lcleaner. R
Do no tuse acidi cwhee lcleaner sto
re mo vebrak edust. Otherwise, wheel
bolts and brak ecomponents ma ybe
damaged.
R Toavo id cor rosion of brak ediscs and
brakepads, driv efor afew minutes
af te rc leaning befor eparking the
ve hicle. The brak ediscs and brake‐
pads warm up and dr yout.
Wi ndo ws
Clean wind owsinside and outsid ewitha
dam pcloth and wit hacleaning agent
re commended forM ercedes-Benz . Do no
tuse dr ycloth sora brasiv eorsol‐
ve nt-based cleaning agents toclea nthe
insid eofw indows.
Wi per blades
Carefully clea nthe folded-a wayw iper
blade swithad ampcloth. Do no
tclean thew iper blades tooo ften.
Exterior
lighting Clean
thel enses wit hawetspong eand
mil dc leaning agent, e.g .car sha mpoo. Onl
yuse cleaning agents or clo thss uita‐
ble forp last ic lenses.
Sensors Cleanthes ensor sinthe front and rear
bumper and in ther adiator grill wit ha
sof tcloth and car shampoo. When usin
gapowerwashe r,ke ep am in‐
imum dis tance of 11.8 in (30 cm).
Re ar view
camera and
360° Cam‐
era Use clea
nwater and asoftc loth toclean
th ec amer alens. Do no
tuse ap owe rwashe r.
Tr aile rhitch
R
Remo vetrace sofrustont he ball,
e.g. wit hawireb rush.
R Remo vedirtw ithal int-free clo th.
R Afterc leaning, lightly oil or grease
th eb all head.
R Obser vethen otes on car einthe
trailer hitc hmanufactu rer's operat‐
ing instructions. Do no
tclean theb all nec kwithap ower
wa sher or sol vent.
Slidin gdoor
R
Remo vefore ign object sfromt he
vicinity of thec ontact plates and
contact pins of thes liding door.
R Clean thec ontact plates and contact
pins wit hamild cleaning agent and a
sof tcloth. Do no
toilor grease thec ontact plates
and thec ontact pins. Maintenanc
eand care 203
Note
sonc leaning and car eP reve nting damag etothevehicle
Ste ps
R
Clea nthe electrically operated steps
and their housing wit hapower
wa sher.
R Afterc leaning, spr aythel ateral
guides wit hsilicone spr ay.
R Clean thes teps in theb umper wit ha
po we rw ashe r. Do no
tuse oil or grease as alubricant.
Aluminum
dropsides R
Brush down thea luminum dropsides
wit hw ater and aneutral or mild alka‐
line cleaning agent. Do no
tuse abrasiv ecleaning agents to
clea nthe dropsides. Note
soni nterior care &
WARNING Risk of inju ryfrom pla stic
parts breakin goffafte rt he use of sol‐
ve nt-based car eproducts
Ca reand cleaning products con tainin gsol‐
ve nts can cause su rfaces in thec ockpit to
become porous.
When thea irbags ar edeplo yed, plastic parts
ma ybreak away. #
Do no tuse anyc areorc leaning prod‐
ucts containing sol vents toclea nthe
cockpit. &
WARNING Risk of inju ryor deat hfrom
bleached seat belts
Bleaching or dyeing seat belts can se verely
we aken them.
This can, fore xamp le, cause seat belt stotear
or fail in an accident. #
Neverb lea ch or dy eseat belts. Obser
vethef ollowing no tes: Note
sonc leaning and car eP reve nting damag etothevehicle
Seat belts Clean withlukewa rmsoap ywater. R
Do no tuse chemical cleaning
agents.
R Do no tdrythes eat belt byheating
abo ve176°F (80°C )orindirect sun‐
light.
Display Cleanthes urface carefully wi tham icro‐
fi ber clo thand LCD/TFT displ aycare
product. R
Switc hoffthed ispla yand le titcool
down.
R Do no tuse an yother agents.
Plastic trim R
Clean wit hadampm icrofiber clo th.
R Forh eavy soiling: use car eproduct
re commended forM ercedes-Benz . R
Do no taffix sticke rs,f ilms or similar.
R Do no tallowtoc ome int ocontact
wi th cosmetics, insect repellent and
sun creams.
Re alwo od/
trim ele‐
ments R
Clean wit hamicro fiber clo th.
R Blackpiano-lacquer look: clean with
ad am pcloth and soap ywater.
R Forh eavy soiling: use car eproduct
re commended forM ercedes-Benz . Do no
tuse sol vent-based cleaning
agents, polishes or waxes. 204
Maintenance and care
Note
sonc leaning and car eP reve nting damag etothevehicle
Headliner Clean withasoftb rush or dr yshampoo.
Clo thseat
co vers Va
cuu mupd irts uchasc rumb sord ust
and then use adam pm icrofiber clo th
and a1%s oapsuds solution toclea nthe
entir eseat co ver.Do no tspot-clean.
Use cleaning and car eprodu cts recom‐
mende dfor Mercedes-Benz . Do no
tuse an yoil-based cleaning and
car eproducts.
Imitation
leather seat
co vers Va
cuu mupd irts uchasc rumb sord ust
and then use adam pcotto ncloth and a
1% soapsuds solution toclea nthe entire
seat co ver.Do no tspot-clean.
Use cleaning and car eprodu cts recom‐
mende dfor Mercedes-Benz . Do no
tuse am icrofiber clo th.
Do no tuse anyo il-based cleaning and
car eprodu cts.
Genuine
leather seat
co vers Re
gular lyvacuu mupd irts uchas
crumb sordusta nd then use adamp
cotton clo thtoclea nthe entir eseat cov‐
ers.
Fo rh eavy soiling: use alea ther care
agent recommended byMercedes-Benz
fo ra ftertreatment. Do no
tuse am icro fiber clo th.
Do no tuse anyo il-based cleaning and
car eprodu cts.
Ste ering
wheel and
ge ar or
selector
le ver Clean wit
hadampcloth.
Pe dals and
floo rmats Clea
nwithad ampcloth .D onotuse an ycleaning and car eprod‐
ucts.
Ve hicl einte‐
ri or Clean wit
hadampcloth. R
Do no tuse ap owe rwashe r.
R Allo wthe vehicle interior todryc om‐
ple tely af terc leaning.
R Do no tallow liquids topenetra teinto
ga ps or cavities.
Curtains The curtains ma yonlybed rycleaned. Do no twash thec urtains. Maintenance and care
205
Load index
8 8:
R "Light load": light load tires
R "C": commercial tires Information on definitions (tires and load‐
ing)
Ti re stru ctu reand characteristics: describes
th en umber of la yers or then umber of rubber-
coated la yers inthet iret read and thet irew all.
These ar emade of steel, nylon, pol yester and
ot her materials.
Bar: metric unit fort irep ressu re.
14 .5038 pounds per squar einc h( psi) and
10 0k ilopascals (kPa) ar ethe equivalent of 1bar.
DO T(Department of Transportation): DOT
mar kedt ires fulfill ther equirements of the
U. S. Depa rtment of Transpor tatio n.
Av erag eweight of vehicl eoccupants: the
number of occupants forw hichthe vehicle is
designed multiplied by150lbs (68 kg).
Un ifor mT ireQ uality Grading Standards: auni‐
fo rm standar dtog rade theq uality of tires with
re ga rdstot read quality ,tiret raction and temp er‐
atur echaracteristics. The quality grading assess‐
men tism adebythem anufacturer in accordance
wit htests pecifications of theU .S. go vernment.
The quality grade of atireisi mprinted on the
side wall of thet ire.
Re commended tir epressu re:ther ecommen‐
ded tir epressur eist he pressur especified fort he
tires ins talled on thev ehicle at thef actor y.
The Tire and Loadin gInforma tionp lacar dcon‐
ta ins ther ecommended tir epressures forc old
tires, them aximum permissible load and the
maximu mpermissible vehicle speed.
The tir epressur etable con tains ther ecommen‐
ded tir epressures forc old tires under various
operating conditions, i.e. load and/or speed of
th ev ehicle.
Increased vehicl eweight due tooptional
equipment: thec ombined weight of all standard
and optional equipmen tavailable fort he vehicle,
re ga rdless of whe ther it is actuall yins talled on
th ev ehicle or not.
Rim: thep artoft he wheel on whic hthe tir eis
ins talled.
GA WR (Gross AxleW eightRating): GAWR is the
gross axle weight rating .The actual load on an
axl em ustn ever exc eed theG ross Axle Weight Ra
ting .You can find theG ross Axle Weight Rating
on theB -pillar on thed rive r's side.
Speed rating: thes peed rating is pa rtof thet ire
identification .Itspecifies thes peed rang ef or
whic hatireisa pprove d.
GV W( Gross Vehicl eW eight): theG ross Vehicle
We ight includes thew eight of thev ehicle includ‐
ing fuel, tools, thes par ew heel, accessories
ins talled, occupants, luggag eand thet railer
dr aw bar nose weight if applicable. The Gross Vehi‐
cle Weight mus tnever exc eed theG ross Vehicle
We ight Rating (GVWR )specifie donthe B-pillar on
th ed rive r's side.
GV WR (Gross Vehicl eW eight Rating): the
GV WR is them aximum permitted gross weight of
th ef ully laden vehicle (weight of thev ehicle
including all accessories, occupants, fuel, lug‐
ga ge and thet railer dr awbar nose weight if appli‐
cable). The Gross Vehicle Weight Rating is speci‐
fi ed on thev ehicle identification plat eonthe B-
pillar on thed rive r's side.
Maximum weight of thel aden vehicle: the
maximu mweight is thes um of thev ehicle's curb
we ight ,weight of thea ccessories, maximum load
and thew eight of thef actor yins talled optional
equipment.
Kilopascal (kPa): metric unitfort irep ressu re.
6.9 kP aarethee quivalent of 1psi. Ano ther unit
fo rt irep ressu reis bar .100 kilopascals (kPa) are
th ee quivalent of 1bar.
Load index: in additiontothel oad-bearing index,
th el oad inde xmayalso be imprinted on thes ide‐
wa ll of thet ire. This specifies thel oad-bearing
capacity mor eprecisel y.
Cur bw eight: thew eight of avehicle wit hstand‐
ar de quipmen tincludin gthe maximum capacity
of fuel, oil and coolant. It also includes thea ir-
conditioning sy stem and optional equipment if
th ese ar einstalled on thev ehicle, but does not
include passenger sorluggage.
Maximum tir eload: them aximum tir eload is
th em aximum permissible weight in kilog rams or
lbs forw hichat ireisa pprove d.
Maximum permissible tir epressure: maximum
permissible tir epressur efor one tire.
Maximum load on one tire: maximum load on
one tire. This is calculated bydividing them axi‐
mum axle load foro ne axle bytwo.
PSI (pounds per squar einch): standar dunit of
measuremen tfor tir epressu re. Wheels and tires
237
Information on
thed irection of th etires' rota‐
tion Ti
re sw ithas pecified direction of rotatio nh ave
additional benefits ,e.g.ift hereisar isk ofhydro‐
planing. Youw ill on lyga in these benefits if the
cor rect directio nofrotation is obser ved.
An ar rowonthes ide wall of thet irei ndicates its
cor rect directio nofrotation.
Yo um ayalso ins tallas par ew heel agains tthe
direction of rotation. Obser vethet ime restriction
on use as well as thes peed limitation specified
on thes par ew heel. Information on
storing wheels Obser
vethef ollowing when storing wheels:
R Wheels that ha vebeen remo veds hould be
st ored in acool, dr yand, if possible, dark
place.
R Protect thet ires from oil, grease and fuel. Overvie
wofthe tire-chang etool kit Necessar
ytire-changing tools ma yinclude, for
ex ample:
R Jack
R Wheel wrench
% Yo
uw illfind them aximum load capacity of
th ej acks tatedont he adhesiv elabel
attached tothej ack.
The jac kismaintenance-free. If ther eisa
malfunction, please contact aqualified spe‐
cialis tworks hop.
Ve hicles with rear wheel drive The tire-chang
etool kit is located in stowage
compartment 1abo vethes tepoft he co-driv‐
er's door and in thes towa ge compartment in the
fo ot we ll on thec o-driver side. Preparing
thev ehicle foraw heelchange Re
quirements:
R The requ ired tire-chang etool is available.
R The vehicle is no tonaslope.
R The vehicle is on solid, non-slipper yand le vel
ground. #
Appl ythe parking brake. #
Movethef ront wheels tothes traight-ahead
position. #
Vehicles with automatic transmission:
shif tthe transmission toposition 005D. #
Switc hoffthee ngine. #
Mak esuret hat thee ngine cann otbe star ted. #
Take thev ehicle tool kit from thef ootwell on
th ec o-driver side (/ page219). Ve
hicles with rear-wheel drive #
Take thej acka nd thet ire-chang etool kit out
of thes towa ge compartment (/ page241). #
Ifnecessa ry,r emo vetheh ub cab. #
Assemble thel ug wrenc hextensio nusing the
middl erod and ther od wit hthe lar gest diam‐
et er from thet hree-piece jac kpum pleve r. #
Startin gwitht he middle rod, slide thel ug
wrenc hextensio nasfar as it will go ont othe
lug wrench. #
Using thel ug wrench, loosen thew heel nuts
or bolts on thew heel youw ish tochang eby Wheels and tires
241
Jac
ksuppor tpoint, rear axle (vehicles 5. 0t) #
Place thej ackb eneat hthe jac ksupport
point. #
Vehicles with all-wheel drive: turnjack
spindle 2counter-clockwise as farasitw ill
go. #
Raise thev ehicle until thet ireisr aised amax‐
imum of 1.2in(3c m) offthe ground. #
Loosen and remo vethew heel (/ page244). Re
moving awheel Re
quirements:
R The vehicle is raised (/ page242).
When changing awheel, avoid applying any
fo rc etot he brak ediscs since this could
impair thel eve lofc omfort when braking.
* NO
TEDama getothre adin gfromd irton
wheel bolts #
Do no tplace wheel bolt sinsandorona
dirty sur face. #
Unscr ewthew heel bolts or nuts wit hthe
whee lnut wrench. #
On front wheels wit hwheel nuts, remo vethe
wheel nut co ver. #
Remo vethew heel. Installing
anew wheel Re
quirements:
R The wheel is remo ved( /pag e244). &
WARNING Risk of accident from losing a
wheel
Oiled, greased or damaged wheel bolt/wheel
nut thre ads or wheel hub/wheel mounting
bolt thre ads can cause thew heel bolts/wheel
nuts tocome loose.
As aresult, youc oul dlose awheel while driv‐
ing. #
Nevero il or grease thet hreads. #
Inthee vent of damag etothethre ads,
con tact aq ualified specialis tworks hop
immediatel y. #
Have thed amaged wheel bolts or dam‐
aged hub thre ads replaced. #
Do no tcontinue driving. &
WARNING Risk of inju ryfrom tightening
whee lbolts and nuts
If yo ut ighten thew heel bolts or wheel nuts
when thev ehicle is raised, thej ackc ould tip. #
Onlytighten wheel bolts or wheel nuts
when thev ehicle is on theg round. #
Obser vethen otes on thec hoice of tires
(/ page238). #
Fors afet yr easons, onl yuse wheel bolt sor
wheel nut swhichh aveb een appr ovedby
Mercedes-Benza ndfort he wheel in question.
When youi nstallth es teel spar ewheel, it is
essential youu se shor twheel bolt sfor as teel
wheel. Using other wheel bolts when ins talling
th es teel spar ewheel ma ylead todamag etothe
brak esystem. 244
Wheels and tires
#
Neverrefuel using gasoline in diesel
engines. #
Neverm ixga soline wit hdiesel fuel. *
NO
TEDama gedue toincor rect fuel Even small amounts of
thew rong fuel could
re sult in damag etothe fuel sy stem, the
engine and emission cont rols yst em.
Ne verrefuel with:
R Gasoline
R Marine diesel
R Heating oil
R Purebio-diese lorvegetab le oil
R Paraffin or kerosene #
Do no tmix suc hfuels wit hdiesel fuel
and do no tuse an yspecial additives.
If yo uh ave accidentally refueled wit hthe
wrong fuel ,obser vethef ollowing: #
Do no tswitc hont he ignition. #
Consult aqualified specialis tworks hop. *
NO
TEMalfunctions du etocontaminated
fuel Fu
el contamination can lead tomalfunctions
in thef uel sy stem. #
Ifyo ua reusin gdrums or canis ters to
re fuel thev ehicle, yous houl dfilter the
fuel befor efilling. *
NO
TEDama gedue toincor rect fuel Incor
rect fue lcan lea dtoengine damage. #
Refuel only ULSD or diesel fuel wit ha
sulfur content of maximu m15ppm. Usually
youw illfind information abou tthe fuel
grade on thef uel pump. If ther eisnoi dentifica‐
tion on thef uel pump, consult agasstation
attendant.
The fuel grade recommended fory our vehicle is
fo und on thei nstruction label in thef uel filler
fl ap . Note
sonl owoutside temperatures &
WARNING Risk offire and explosion due
to fuel igniting
If yo uh eat fuel sy stem components, e.g. with
ah eat gun or open flame, these components
could be damaged.
Fu el ma yleak out and ignite. Depending on
th et ype of damage, fuel might no tescape
until thee ngine is running. #
Neverh eat fuel sy stem components. #
Consult aqualified specialis tworks hop
to have them alfunction rectified. Re
fill onl ywithc ommerciall yavailable ULTRA-
LO WS ULFUR DIESEL (ULSD, maximum sulfur
content 15ppm), whic hfulfills theA STMD 975
st andard.
The flow properties of diesel fuel ma ybeinade‐
qu ateatl owoutside temp eratures due toparaf fin
separation.
% Malfunctions
resulting from paraf fins epara‐
tion can only be rectified byheating the
entir efuel sy stem. Park thev ehicle in a
heated garage ,for example.
To prev ent malfunctions, diesel fuel with
impr oved flow ch aracteristic sisavailable in the
winter mon ths. Yo uc an obtain fur ther informa‐
tion on this at theg asstatio norf romy our fuel
supplier.
Yo ur vehicle is equipped wit hafuel preheating
sy stem. This additionall yimp rove st he flow char‐
acteristic softhe diesel fuel byabout 14.5 °F
(8 °C). ULTR A-LO WS ULFUR DIESEL can be used
without risk of malfunction down toan outside
te mp eratur eofapproximately 14.5 °F (-1 0°C).
* NO
TEDama gedue togasoline or paraf fin Gasolin
eorparaffinind iese lfue limpair sthe
lubricity of thef uel. This can result in damage
to thef uel injection sy stem, fore xamp le. #
Do no tadd an ygasoline or paraf finto
diesel fuel toimpr oveitsflow character‐
istics. B20 fuels wit
hbio-diesel content
* NO
TEDama gedue toincor rect fuel Continuous use of fuels wi
thbio-diesel con‐
te nt ove r5%( B20 fuels) can leadtof uelfilter 256
Tech nica ldata
clogging
.Deposits ma yalsof ormont he fuel
injector .This ma yreduce thee ngine output.
Unburned fuel can getint ot he oil pan. This
causes thee ngine oil le veltor ise. This can
cause engin emechanical damage.
Obser vethef ollowing points to avoid damage
and reducing thee ngine output: #
Fill up wit hfuels wit hbio-diesel content
of 5% (ULSD) or less, whene verp ossi‐
ble. #
Regular lych ecky our engine oil le velif
yo uu se B2 0fuels on aregular basis. #
Strictl yfollo wthe oil chang einter vals
qu oted in thei nstrument clus tera nd
within your Main tenance Bookl et. #
Use only engine oils and filters
appr ovedfor use in your vehicle. #
Ifyo udon otplan todriv eyour vehicle
fo rs everal weeks, comple tely fill the
fuel tank in ad vance wi thULSD fuel. Fo
rm orei nformation, consult theg asstation
st aff. The identification of fuels wit hbio-diesel
con tent (ULSD or B20) mus tbec lear .Ift he iden‐
tification is no tclear ,don otrefuel .Don otrefuel
wit ha nyfuel sthat ha venotb eena pprove df or
yo ur vehicle.
Ta nk content and fuel reser ve
The total capacity of thef uel tank ma yvary,
depending on thev ehicle equipment.
Ta nk content and fuel reser ve Gasoline engine
Total capacity
M2 74 approx.2 2.5 gal
(85 liters) Diesel engine
Total capacity
OM6 51/OM642 appr ox.2 4.5 gal
(93 liters) Gasoline engine Of whic
hreser ve
fuel
Model switha ppr ox.
22.5 gal(85 l) total
capacity appr
ox.5g al
(1 9l iters) Diesel engine Of whic
hreser ve
fuel
Model switha ppr ox.
24 .5 gal(93 l) total
capacity appr
ox.5g al
(1 9l iters) DEF
Note
sonD EF
Obser vethen otes on operating fluids
(/ page254).
DE Fisaw ater-soluble fluid fort he exhaus tgas
af te rtre atment of diese lengines.
* NO
TEDama gecaused byadditives in
DE Forbyd iluting DEF The DEFe
xhaustgasa ftertreatment sy stem
could be destr oyed bythef ollowing:
R Additives in DEF
R Dilutin gDEF #
Onlyuse DEFina ccordance wit hISO
222 41 . #
Do no tmix additives. #
Do no tdilut eD EF. *
NO
TEDama geand malfunctions caused
by impurities in DEF Impurities in DE
Fresult in thef ollowing:
R Higher emission values
R Damag etothe catalytic con verter
R Engine damage
R Malfunctions in theD EFexhaus tgas
af te rtre atment sy stem #
Avoid impurities in DEF. +
ENVIRONMENTAL
NOTESoiling wi th
DEF DEF
residue cr ystallizes af ters ome time and
st ain thea ffected sur faces. Te
ch nica ldata 257