2012 MERCEDES-BENZ M-Class fuel

Disp
laymessa ges Poss
iblecauses/c onseq uences and M Solu
tions Cru
ise Control Ino
perative Cruis
eco ntrol isdef ective.
X Vis itaqualif iedspecialist wor kshop . Cru
ise Control ---
mph Ac
ondition foractivatin gcruise controlhas notbeen fulfilled.
You attempt edtosave aspeed ofless than 20mph (30km/ h).
X Ifthe situation allows,drivefaster than20mph (30k m/h )and
save thespee d.
X Check theactivati onconditions forcruise control
(Y pag e167). Tires
G
WARNING Do
not drive withaflat tire. Aflat tire affects theability tosteer orbrake thevehicl e.You may
lose control ofthe vehicl e.Continue ddrivi ngwith aflat tire willcause excessive heatbuild-up
and possi blyafire. G
WARNING Follo
wrecommended tireinfla tion pressu res.
Do not underi nflatetires.Underinfla tedtires wearexcess ivelyand /or unevenl y,ad vers elyaff ect
ha ndl ing and fueleco nomy ,and aremore likel yto failfrom being overheated.
Do not overinflate tire s.Ove rinflated tirescan advers elyaff ect handl ing and ridecomfo rt,we ar
une venl y,incre asestop ping dista nce, andresulti ns udden deflation (blowo ut)bec ause they are
mor elik ely tobec ome punctured ordamag edbyroad debris,pot hole set c. Disp
laymes sages Possi
blecauses/cons equences andM Solu
tions Tir
epre ssu res wil
lbe dis played aft
erdrivin ga few
minute s The
tirepres sure monitorismeasuring thetire pressure.
X Drive on.
The tirepressures appearint he multifunction displayafter you
have been drivingfor afew minutes . Tire Press. Monito
r Inoper
ative The
tirepress uremonitor isdefecti ve.
X Visi taqu alified specialist workshop. Tire Press. Monito
r Inoper
ative No Wheel
Sensor s The
wheels mounteddo not have asuitable tirepressure sensor.
The tirepressure monitorisdeactiv ated.
X Mount wheels withsuitable tirepressure sensors.
The tirepressure monitorisactiv ated automatic allyafter drivin g
for afew minut es. Display
messages
263On-board computer and displays Z

G
WARNING In
the event amalfu nction ofthe SRS isindica tedasoutli nedabove,the SRS may notbe
opera tional.
For yoursafet y,we stron gly recomm endthat you contactana uth oriz edMer cedes-Ben zCent er
immediately tohave thesystem checked.Other wisetheSRS may notbeactivat edwhen needed
in an acciden t,which couldresult inserious orfatal injury, oritmight deploy unexpec tedlyand
unnec essarily whichcouldalsoresult ininjury. Engine
Problem Possible
causes/consequences andM Solutions
;
The
yellow Check
En gine warning lamp
lights upwhile the
engine isrunn ing. There
maybeamalfunct ion,forexample:
R in the engine managemen t
R in the fuel injec tionsystem
R in the exhaust system
R in the ignition system(forvehicles withagasoline engine)
R in the fuel system
The emission limitvalues maybeexceeded andtheengine may
be runn inginemergen cymode.
X Have thevehicle checkedassoon aspossible ataqualified
specialist workshop. i
In
some states,you arerequired bylaw toimmediately visita
qualified specialist workshop assoon asthe yellow Check
En gine warning lamplights up.Ifin doubt, checkwhether such
legal regulations applyinthe state/prov inceinwhich youare
current lydriving. Vehicles
withadiesel engine: thefuel tank hasbeen rundry
(Y page 152).
X Start theengine threetofour times afterrefueling.
If the yellow Check Enginewarning lampgoesout,emergency
running modeiscanceled. Thevehicle neednotbecheck ed. 8
The
yellow reserve fuel
warning lampflashes
while thevehicle isin
motion. Inaddition, the
yell ow Check Engine
warning lamp;
may light up. The
fuel system pressure istoo low. Thefuel filler capisnot closed
correct lyor the fuel system isleaking.
X Observe theadditional displaymessages inthe multifunction
displa y.
X Check thatthefuel filler capiscorrect lyclosed.
X Ifthe fuel filler capisnot correctly closed:close thefuel filler
cap.
X Ifthe fuel filler capisclose d:visit aqual ified specialist
workshop. 276
War
ning andindicator lampsin the instrum entclusterOn-board computer and displays

Problem Possible
causes/co nsequences andM Solutions
8
The
yello wreserve fuel
warning lamplights up
while theengine is
running. The
fuel level hasdropped intothereserve range.
X Refuel atthe nearest gasstation. ?
The
redcoolant
warning lamplights up
while theengine is
running andthecoolant
temperature gaugeis
at the start ofthe scale. The
temperature sensorforthe coolant temperature gaugeis
defective.
The coolant temperature isno longer beingmonitor ed.There isa
risk ofengine damage ifthe coolant temperature istoo high.
X Pull over andstop thevehicle safelyandswitch offthe engine,
payi ngatten tiontoroad andtraffic condition s.Do not cont inue
driving underanycircumst ances.
X Apply theelectric parking brake.
X Consult aqual ified specialist workshop. War
ning andindicator lampsin the instrum entcluster
277On-board computer and displays Z

Tire
s Pro
blem Po
ssible cause s/consequ encesand M So
luti ons h
USA
only:
The yellow tire pressu re
moni torwarnin glamp
(p res sure loss/
ma lfunctio n)islit.
Ca nad aonl y:
The yellow tire pressu re
moni torwarnin glamp
(p res sure loss) islit. G
Ris
kofacciden t The
tirepres sure monitorh as det ectedaloss ofpres sure inat
least oneof thetir es.
X Stop theveh icle without makingany sudde nstee ring orbra king
ma neu vers.Pa yatte ntiontothe traffic conditionsasyou doso.
X Observe theadditional displaymessages inthe multifunct ion
display .
X Check thetire pressure. Ifnecessary, correctthe tire pressure
(Y page 359).
X Ifnecessary, changeawheel (Ypage 374). h
USA
only:
The yellow tirepressure
monit orwarning lamp
(pressure loss/
malfunct ion)flashes for
60 seconds andthen
remains lit. The
tirepressure monitorisfaulty.
X Observe theadditional displaymessages inthe multifunct ion
display .
X Visit aquali fiedspecialist workshop. G
WARNIN
G Each
tire,including thespare (ifprovided), shouldbecheck edatleast every twoweeks when
cold andinflated tothe pressure recommen dedbythe vehicle manufacturer onthe Tire and
Loading Information placard onthe driver's doorB-pillar or,ifavailab le,the tire pressure label
on the inside ofthe fuel filler flap.Ifyour vehicle hastires ofad iffer entsize than thesize indic ated
on the Tire andLoadin gInf ormat ionplacard orthe tirepress urelabel, youshould determin ethe
proper tirepress ureforthosetires.
As anadded safetyfeat ure, your vehic lehas been equipped withatir epress uremon itoring
syst em(TPMS )that illuminat esalow tirepress uretelltalewhen oneormore ofyour tires are
sign ifican tlyunder inflated. Accor dingly, whenthelow tirepress uretellt aleilluminat es,you should
sto pand chec kyour tires assoon aspossible, andinflate themtothe proper pressure. Driving
on asignificant lyunderinflated tirecauses thetire tooverheat andcanlead totire failure.
Underinf lationalsoreduces fuelefficienc yand tiretread life,and may affect thevehicle's handling
and stopping ability.PleasenotethattheTPMS isnot asubstitute forproper tiremainten ance,
and itis the driver's responsibility tomaintain correcttire press ure,even ifunder inflation has
not reach edthe level totrigger illuminat ionofthe TPMS lowtirepress uretelltale.
USA only:
Your vehic lehas also been equipped withaTPMS malfun ction indic atortoindic atewhen the
syst emisnot operat ingproper ly.The TPMS malfun ction indic atoriscom bined withthelow tire
press uretellt ale. When thesyst emdete ctsa malfun ction, thetellt alewill flash forapprox imately
1m inuteand thenremain continuously illuminated. Thissequence willberepeated everytime 280
War
ning andindicator lampsin theinstr ument clusterOn-board computer and displays

Useful
information
i This
Operat or'sManual describesall
models andallstan dard andoption al
equipment ofyour vehicle available atthe
time ofpublication ofthe Operat or's
Manual. Country-specificdiffer encesare
possible. Pleasenotethat your vehicle may
not beequipped withallfeature s
descr ibed. Thisalso applies tosafet y-
related systemsand func tions. i
Please
readtheinfor mation onqualified
specialist workshops(Ypage 25). Loading
guidelines G
WARN
ING Always
fastenitems being carriedas secur ely
as possi ble. Use cargotie-do wn rings and
fa ste ning materi alsap pro priate forthe weight
and size ofthe load .
In an acc ident, durin gh ard brak ingorsudden
man euver s,loos eite ms will bethrown aroun d
ins ide theveh icle.This can cause injuryto
vehicle occupants unlesstheitems are
securely fastened inthe vehicle.
To help avoid personal injuryduring acollision
or sudden maneuver, exercisecarewhen
transport ingcargo. Donot pile luggag eor
cargo higher thantheseat backrests.
The cargo compartmen tist he preferred place
to carry object s.Always usecargo tie-down
rings, andifso equipp ed,alwa ysuse thecargo
net when transport ingcargo.
Never driveavehicle withthetailgate open.
Deadly carbon monoxide (CO)gases may
enter vehicle interior resulting in
unconsc iousness anddeath.
The gross vehicle weight(GVW)isthe vehicle
weight including fuel,vehicle toolkit,spare
wheel, installed accessories, vehicle
occupants andlugga ge/cargo.
The gross loadlimit andthegross vehicle
weight rating(GVWR) foryour vehicle must never
beexceeded. Thegross loadlimit and
the GVWR arespecified onthe vehicle
identification plateonthe B-pillar ofthe
driver's door(Ypage 362).
The load must alsobedistributed sothat the
weight oneach axlenever exceeds thegross
axle weight rating(GAWR) forthe front and
rear axles. Thespecifications forGVWR and
GAWR areonthe vehicle identification plate
on the B-pillar ofthe driver's door
(Y page 362).
Further information canbefound inthe
"Loadi ngthe vehicle" section(Ypage 362).
The handling characterist icsofaladen
vehicle aredependent onthe distribution of
the load within thevehicle. Forthis reason,
you should observe thefollowing noteswhen
transport ingaload:
R position heavyloadsasfar forwards as
possible andaslow down inthe cargo
compartmen taspossible .
R the load must notprotrude abovetheupper
edge ofthe seat backrests.
R alwa ysplace theload againstthe rear or
front seatbackrests. Makesurethatthe
seat backrests aresecurely lockedinto
place.
R hook inthe cargo netwhen loading.
R alwa ysplace theload behind unoccupied
seats ifpossible .
R secure theload withsufficiently strongand
wear-resistant tiedown. padsharp edges
for protect ion. Stowage
areas Stowage
compartments
Importa ntsafety notes G
WARNING To
help avoid personal injuryduring acollision
or sudden maneuver, exercisecarewhen
storing objects inthe vehicle. Putlugga geor
cargo inthe cargo compartment ifpossible . 284
Stowage
areasStowing and features

Exam
ple: veh icles with adi ese leng ine
X Pa rk the vehicleon alevel surfa ce.
To che ckthe oille vel with the engineat
op era ting temp erature,sw itch theengine
off and waitfor appro xima telyfiv eminu tes.
X Pu lloi ldi psti ck: outo fthe dipstick guide
tube.
X Wipe offoildipstick :.
X Slowly slideoildipstick :into theguide
tube tothe stop, andtake itout again.
If the level isbetween MINmark =and
MAX mark ;,theoillevel iscorrect .
X Ifthe fuel level hassunk toMIN mark =or
below, add0.55 to1.1 USqt(0.5 to1.0 l)
engine oil.
Adding engineoil G
WARNING If
engine oilcomes intocontactwith hot
engine parts,itmay ignite andyoucould burn
yourself. Donot spill anyengine oilon hot
engine parts. H
Environmental
note When
adding oil,take carenottospill any. If
oil enters thesoil orwaterway s,itis harmful
to the environm ent.
! Use only engine oilsand oilfilters that
have been approved forvehicles equipped
with aservice system. Alist ofthe engine
oils and oilfilters tested and approv edin
acc ordan cewith theMerc edes- Benz
Spec ification sfor ServiceProduc tscan be called
upbyvisit inghttp://
www.mb usa.com (USAonly). More
inf orm ation about tested and approv ed
eng ineoils and oilfilters isavailable from
any author izedMerc edes- BenzCent er.
Damage tothe engin eor exhaust systemis
caused bythe following:
R using engineoils and oilfilters which
have notbeen specific allyapproved for
the servic esystem.
R replacing theengin eoil oroil filter after
the replacemen tinterv alreq uired bythe
ser vicesy stem hasel ap sed
R us ing eng ineoilad ditive s.
! Donot addtoo muchoil.If the oille vel is
ab ove the"max" markon the dipsti ck,too
mu choilha sbe en adde d. Thi scan lead to
damag eto theen gin eor thecat alytic
co nvert er. Hav eex ces soil siph oned off. Ex
ample :engi ne oilcap
X Tu rn cap :cou ntercl ockwise and remo ve
it.
X Add engineoil.
If the oille vel isat or below the MIN mark
on the oildi psti ck,
ad d0.55 to1.1 USqt(0.5 to1.0 l)engi ne
oi l.
X Re place cap :onthe fillerneck andturn
clo ckwi se.
Ensu retha tthe cap locks into place
secu rely.
X Ch eck theoille vel againw iththe oil
dipst ick(Ypage 313). 314
Engine
compartm entMaintenance and care

!
Alway smaintain adistance ofat least
11.8 in(30 cm) between thevehicle andthe
power washer nozzle.Information about
the correct distance isavail able from the
equi pment manufacturer.
Move thepower washer nozzlearound
when cleaning yourvehicle.
Do not aim directly atany ofthe followi ng:
R tires
R door gaps, roofgaps, joints etc.
R electrical component s
R battery
R conn ectors
R lights
R seals
R trim elements
R ventilation slots
Damaged sealsorelectrical component s
can lead toleaks orfailu res.
Cle aning thewhee ls !
Donot use acidic wheelcleaning products
to remove brakedust.Thiscould damage
wheel boltsandbrake component s.
! Donot park thevehicle foranextended
period straight aftercleaning it,particula rly
after having cleaned thewheels withwheel
cleaner. Wheelcleaners couldcause
increased corrosionofthe brake discsand
brake pads/li nings.Forthis reason, you
should driveforafew minutes after
cleaning. Brakingheatsthebrake discsand
the brake pads/li nings,thusdrying them.
The vehicle canthen beparked.
Cle aning thepaintwork Scratc
hes,corrosive deposits,areasaffected
by corrosion anddamage causedby
inadequ atecare cannot always becompletely
repaired .Ins uch cases, visitaqualif ied
spec ialist workshop,e.g. an auth orized
Mer cedes- BenzCent er. X
Remove impurities immediately, where
possible, whilstavoiding rubbingtoohard.
X Soak insectremains withinsec tremover
and rinse offthe treat edareas afterwards.
X Soak birddroppings withwater andrinse
off the treat edareas afterwards.
X Remove coolant,brake fluid,treeresin,
oils, fuels andgreases byrubbing gently
with aclot hsoaked inpetroleum etheror
lighter fluid.
X Use tarremover toremove tarstains .
X Use silicone remover toremove wax.
! Donot affix:
R stic kers
R films
R magnet icplates orsimilar items
to painted surfaces. Youcould otherwise
damage thepaintwork .
If water nolonger forms"beads" onthe paint
surface, usethepaint careproduct s
recom mended andapproved byMercedes-
Ben z.This isthe case approximat elyevery
thr ee tofive mont hs,depending onthe
climate conditions andthecare product used.
If dirt has penet rated thepaint surface orthe
paint hasbecome dull,thepaint cleaner
recom mended andapproved byMercedes-
Ben zshould beused.
Do not use these careproducts inthe sun or
on the hood while thehood ishot.
X Use asuitable touch-up stick,e.g. MB
Touch-Up Stick,to correct smaller areasof
paint damage quicklyandprovisionally .
Matt efinish care If
your vehicle hasaclear matte finish,
observe thefollowing instructionsinorder to
avoid damage tothe paintwork dueto
incorrec tcare.
These notesalsoapply tolight alloy wheels
with aclear matte finish. 320
CareMaintenance and care

Do
not swit choff thetire inflation
com pressor during this ph ase.
X Allow thetire inflat ion compr essortorun
fo rf ive min utes. Thetireshould thenhave
att aine dapres sure ofat least 180k Pa
(1.8 bar/26 psi).
! Donot operate thetire inflation
compress orfor longer thaneight minutes
at atime without abreak. Itmay otherwise
overheat.
The tireinflation compress orcan be
operated againonceithas cooled down.
If apressure of180 kPa(1.8 bar/26 psi)has
been achieved afterfiveminutes, see
(Y page 332).
If apressure of180 kPa(1.8 bar/26 psi)has
not been achieved afterfiveminutes, see
(Y page 332).
Tire pressure ofat least 180kPa
(1.8 bar/26 psi)isnot reached If,
after fiveminutes, apressure of180 kPa
(1.8 bar/26 psi)hasnotbeen achieved:
X Switc hoff the tire inflation compress or.
X Unsc rewthefiller hose fromthevalve of
the faulty tire.
X Very slowly driveforwards orreverse
approximately 30ft(10 m).
X Pump upthe tire again. G
WARNIN
G If
after fiveminutes apressu reof180 kPa
(1.8 bar/26 psi)cannot beachie ved,thetire
is too badlydama gedtobe repa iredreliably
usi ng TIREFIT.
In this case TIREFIT cannotsealthetire
prope rly.
Do not drive anyfurther.
Contact thenearest authorized Mercede s-
Benz Center forassi stance orcall Roadsid e
Assistance. Tire
pressure of180 kPa(1.8 bar/
26 psi) isreache d X
Switch offthe tire infla tion compresso r.
X Unscrew thefiller hose fromthevalve of
the faultytire.
! After use,excess TIREFIT mayrunoutof
the filler hose. Thiscouldcaus estains.
Therefo re,placethe filler hose inthe plastic
bag whichcontained theTIREFIT kit.
X Stow thetire seal antbottle andthetire
infla tion compresso r.
X Pull away immediately . G
WARNING Do
not exceed avehicl espee dof 50 mph
(80 km/h). ATIREFIT repairisnot designed to
operate athigher speeds.
The sticker mustbeattached onthe
instrument clusterwhereitwill beeasil yseen
by the driver.
Vehicle handling characteristics ofaTIREFIT
repaired tiremay change. Adaptyourdriving
accordingly.
X Stop after driving forapproximately ten
minutes andcheck thetire pressure with
the tire inflation compressor. G
WARNING If
tire inflation pressure hasfallen below
130 kPa(1.3 bar/26 psi)donot cont inue to
drive thevehicle.
Park yourvehicle safelyawayfrom the
roadwa yand cont actthe nearest authorized
Mercedes-Benz CenterorRoad side
Assistance.
Have thedamaged tirereplaced.
X Correct thetire pressure ifit is at least
130 kPa(1.3 bar/20 psi)(fortherequired
value s,see theTire andLoading
Information placardonthe driver's side
B-pillar orthe tire pressure tableinside the
fuel filler flap). 332
Flat
tireBreakdown assistance