*
NO
TEDama getothev ehicle af terd riving
off-road When driving off-road or on unpa
veds urfa‐
ces, fore ign bodies suc hasstones and
branches could become trapped on thev ehi‐
cle underside, on wheels and tires, causing
damag etothevehicle.
Fo reign bodies could cause thef ollowing
damage:
R Damag ethe suspension, thef uel tank or
th eb rake system.
R Disturb theb alance and cause vibrations. #
Regular lyremo veanyt rapped fore ign
bodies, e.g. stones and branches. #
Afterd riving off-road, checkc arefully
whe ther ther eisa nydamag etothe
ve hicle. #
Ifth er eisd amage, ha vethev ehicle
ch eckedataq ualified specialis twork‐
shop. When driving off-road or on unpa
veds urfaces,
ch eckt he vehicle underside, wheels and tires
re gularly at regular inter vals. In particular,
re mo veanyt rapped fore ign bodies, suc has
st ones and branches.
Obser vethef ollowing no tesr egarding fore ign
bodies of this kind:
R Theym aydamag ethe suspension, thef uel
ta nk or theb rake system.
R Theym aydisturb theb alance and cause
vibrations.
R Theym aybe flung out from thev ehicle when
yo uc ontinue driving.
If th er eisa nydamage, infor maqualified special‐
is tw orks hop.
When driving off-road on steep inclines, youm ust
mak esuret hat theD EFtank is su fficientl yfilled.
Therefore, ensur ealevelofatl eastten liters
befor eoff-road driving.
When driving off-road and on con stru ction sites,
sand ,mud and water,also mixed wit hoil, can get
int ot he brakes. This ma ylead toareduction in
braking ef fect or total brak efailure, also as a
re sult of increased wear.T he brakin gcharacteris‐
tics will vary depending on them aterial that has
go tint ot he sy stem. Clean theb rake sa fter driv‐
ing off-road. If yout hen notice areduced braking
ef fect or hea rscraping noises, ha vetheb rake sy
stem checkedi mmediately at aqualified spe‐
cialis tworks hop. Adjus tyour driving styletot he
ch anged brakin gcharacteristics.
Driving off-road or on construction sites increa‐
ses thep ossibility of vehicle damag ewhichm ay
in tur nlead tothef ailur eofc ertain major assem‐
blies and sy stems. Adapty our driving styletot he
off-road driving conditions. Driv ecarefull y.Ha ve
an yv ehicle damag erecti fied at aqualified spe‐
cialis tworks hop as soon as possible.
When driving on rough cross-countr yterrain, do
no ts hif tthe transmission toneutral and do not
disengag ethe clutch. Youc oul dlose control
when attem pting tobrak ethe vehicle wit hthe
service brake. If your vehicle canno tmanag ean
uphill incline, driv ebackd owninr everse gear.
When loadin gyour vehicle foro ff-road driving or
on aconstruction site, keep thev ehicle's center
of gr avity as lo waspossible.
Checklis tbefor eoff-road driving
R Chec kthe fuel and DEF le vels (/ page169)
and refill if necessar y(/pag e133).
R Engine: checkt he oil le vela nd add oil if nec‐
essar y(/pag e188) .Before drivin gupor
down extreme incline sorslopes,fill th eo ilto
th em aximum le vel.
% If
yo ud rive up or down extreme incline sor
slopes, the00B2 symbol ma yappear in the
multifunction displa y.The engine operating
saf etyisn otput at risk if youh ave filled the
engine oil tothem aximum le velb efor ethe
journe y.
R Vehicl etool kit: checkt hat thej ackisw ork‐
ing (/ page234).
R Mak esuret hat alug wrenc h(/pag e234), a
wo oden underla yfor thej ack, ar obus ttow
ro pe, afolding spade and awheel chock
(depending on equipment) ar ecarried in the
ve hicle.
R Tire sa nd wheels: checkt he tir etread dep th
( / pag e215)and thet irep ressure
(/ page223).
Ru les foro ff-road driving
Alw aysbea wareoftheg round clearance of the
ve hicle and avoid obs tacles suc hasdeept ire
ru ts. Driving and pa
rking 117
#
Toopen: pull handle 1torelease theh ood. #
Reachi ntot he gapa nd push theh ood catch
handle upwards. #
Open theh ood and hold it up. #
Take support 1from theb rack et on the
hood and pull it down wards. #
Inse rtthes uppor tint ot he brac ketb elow 2. &
WARNING Risk offire due toflammable
material in thee ngine compartmen tor
th ee xhau stsystem
Clo thsoro ther flammable materials lef tin
th ee ngine compartmen tbymista ke could
igni teupon coming int ocontact wi thhots ec‐
tions of thee ngine or exhaus tsyst em. #
Ensur ethat ther ea reno flammable
ex tern al materials in thee ngine com‐
partmen torontheexhaus tsyst em
af te rm aintenance workhas been con‐
ducted. &
WARNING Risk of accident and inju ry
when opening and closing thee ngine
hood
When opening or closing thee ngine hood, it
ma ysuddenl ydropi ntot he end position.
Ther eisar isk of injur yfor an yone in the
engine hood's rang eofm ovement. #
Only open or close thee ngine hood
when ther ea reno persons in thee ngine
hood's rang eofm ovement. *
NO
TEDama getotheh ood Pushing
theh ood closed wit hyour hands
could dama geit. #
Toclos ethe hood, le titdropf romt he
specified height. #
Toclose: liftt he hood slightl y. #
Movesupport 1totheb rack et on theh ood
and apply light pressur etoengageit. #
Lowe rthe hood and le titdropf romah eight
of appr oximately 0.5 ft(15c m). #
If it is still possible toliftt he hood alittle,
open theh ood again and le titdropf roma
height of appr oximately 0.7 ft(20 cm) until it
engages cor rectly. Engin
eoil Che
cking thee ngine oil le velw ithad ipst ick &
WARNING Risk of bu rnsf romh otcom‐
ponent parts in thee ngine compartment
Cer tainc omponent pa rtsint he engine com‐
partment can be very hot, e.g. thee ngine, the
cooler and pa rtsoft heexhaus tsystem. #
Letthe engine cool down and only
to uc ht he component parts described
as follo ws. Depending on
thee ngine, thed ipstic kmaybe in
va rying locations in thee ngine compartment.
Wa itin gtimeb efor echecking theo il le vel:
R engin eatn ormal operatin gtemperature:
fi ve minutes
R engine no tatnormal operating temp erature
(the engine waso nlys tarted briefly ,for exam‐
ple): 30 minutes Main
tenance and care 187
Dip
stick( example) #
Park thev ehicle on an even sur face. #
Remo vedipstick 1and wipe it off. #
Slowl yinser tdipstick 1intot he dipstick
guide tube as farasitw illgoa nd pullito ut
af te rt hree seconds.
R Oil le velO K:theo il le velisb etwe en the
MIN and theM AX mar k.
R Oil le veltoo low: theo il le velisatt he MIN
mar korb elow. #
Ifth eo il le velist oo lo w,add appr ox.
1. 1USq t(1l iter) engine oil. #
Ifth eo il le velist oo high, drain of fexcess
engine oil.
Vi sit aq ualified specialis tworks hop.
Checking thee ngine oil le velw itht he on-
boa rdcompu ter
Re quirements:
R The vehicle is le veld uring them easuring
process.
R The hood is no topen.
R Dependin gonthe driving profile, theo il le vel
can be displa yedo nlya fter ad riving time of
up to30 minutes and onl ywhen thei gnition
is switched on.
On-boar dcomputer:
4 Service 5
Engine Oil Level
Yo uw ills ee one of the following messa geson
th em ultifunction displa y: #
Measuring Engine Oil Level...:m easurement
of theo il le veln ot ye tpossible. Repeat the
qu erya fter drivin gfor am aximu mof
30 minutes. #
Engine Oil Level OK andtheb ar showing the
oil le velont he multifunction displa yisgreen
and lies between "MIN" and "MAX": theo il
le ve lisO K. #
Engine Oil Level Drive until the engin eis
warm. :warmupt he engine tooperating tem‐
perature. #
Engine Oil Level Correct Measurement Only
if Vehicl eIsonL evel Ground:p arkt he vehicle
on aleve lsurface. #
Engine Oil Leve lAdd 1,0 liq.gal. andtheb ar
showing theo il le velont he multifunction dis‐
pla yiso rang ea nd lies belo w"MIN": add
1. 1USq t(1l)ofe ngine oil. #
Reduce Engine Oil Level andtheb ar showing
th eo il le velont he multifunction displa yis
orang eand lies abo ve"MAX": drain of fexcess
engine oil.
Vi sit aq ualified specialis tworks hop. #
For Engine Oil Level Switch Ignition On :
switc hont he ignition in order tocheckt he
engine oil le vel. #
Engine Oil Level System Inoperative:t he sen‐
sor is defectiv eornotconnected. Visit a
qu alified specialis tworks hop. #
Engine Oil Level System Currently Unavaila-
ble:c losetheh ood.
% Ve
hicles with col doil le veld ispla ys:theo il
le ve lisa utomaticall ydispla yedont he multi‐
function displa yafter thev ehicle has been
non-operational forane xtende dperiod .Ifit
is no tpossible tomeasu rethee ngine oil
le ve l,ac orresponding messag ewill appear.
Ad ding engin eoil &
WARNING Risk of bu rnsf romh otcom‐
ponent parts in thee ngine compartment
Cer tainc omponents in thee ngine compart‐
ment can be very hot, e.g. thee ngine, the
ra diator and parts of thee xhau stsystem. #
Allowthe engine tocool down and only
to uc hc omponent parts desc ribed in the
fo llowing. &
WARNING Danger of bu rnsw hen open‐
ing theh ood
If yo uo pen theh ood when thee ngine has
ove rheated or during afireint he engine com‐
partment, youc oul dc om eintoc ontact wi th
ho tg ases or other escaping operating fluids. 18 8
Maintenance and care
#
Befor eopening theh ood, allo wthe
engine tocool down. #
Inthee vent of afireint he engine com‐
partment, keep theh ood closed and call
th ef ires ervice. If
yo uh ave tocar ryout an yworkint he engine
compartment, touc ho nlyt he following compo‐
nents:
R Hood
R Engine oil filler openin gcap
R Washer fluid reser voir cap
R Coolant expansion reser voir cap &
WARNING Risk offire and injur yfrom
engine oil
If engine oil comes int ocontact wi thhotc om‐
ponent parts in thee ngine compartment, it
ma yignite. #
Mak esuret hat no engine oil is spilled
next tothef iller opening. #
Allowthe engine tocool of fand thor‐
oughly clean thee ngine oil from compo‐
nent parts befor estartin gt he vehicle. *
NO
TEEngine damag eduetoincor rect oil
fi lter ,incor rect oil or additi ve #
Do no tuse engine oi loranoilfilter with
specifications deviatin gfromt hose
re qu ired fort he prescribed service
inter vals.
Mercedes-Benz recommends using original or
te sted replacement and service parts. #
Do no tchang ethe engine oil or oil filter
in order tosetc hang einter vals longer
th an those prescribed. #
Do no tuse an yadditive. #
Followt he instructions on thes ervice
inter vald ispla yfor changing thee ngine
oil. *
NO
TEDama gecaused byaddin gtoo
muc hengine oil To
om uche ngine oil can damag ethe engine
or thec atalytic con verter. #
Have excess engine oil remo vedata
qu alified specialis tworks hop. Engine OM651
Engine OM642
#
Turn cap 1counter-clockwise and remo veit. #
Adde ngin eoil. #
Replace cap 1and tur nitclockwise until it
engages. #
Chec kthe oil le vela ga in. Chec kusing theo n-
boar dcomputer (/ page188) ,chec kwith
th eo il dipstic k(/pag e187). Checking
thec oolant le vel &
WARNING Risk of bu rnsf romh otcom‐
ponent parts in thee ngine compartment
Cer tainc omponents in thee ngine compart‐
ment can be very hot, e.g. thee ngine, the
ra diator and parts of thee xhau stsystem. #
Allowthe engine tocool down and only
to uc hc omponent parts desc ribed in the
fo llowing. Maintenance and care
18 9
If
yo uh ave tocar ryout an yworkint he engine
compartment, touc ho nlyt he following compo‐
nents:
R Hood
R Engine oil filler openin gcap
R Washer fluid reser voir cap
R Coolant expansion reser voir cap &
WARNING Danger of bu rnsw hen open‐
ing theh ood
If yo uo pen theh ood when thee ngine has
ove rheated or during afireint he engine com‐
partment, youc oul dc om eintoc ontact wi th
ho tg ases or other escaping operating fluids. #
Befor eopening theh ood, allo wthe
engine tocool down. #
Inthee vent of afireint he engine com‐
partment, keep theh ood closed and call
th ef ires ervice. &
WARNING Risk of scalding from hot
coolant
The engine cooling sy stem is pressurized,
particular lywhen thee ngine is warm.Ify ou
open thec ap, youc oul dbes calded byhot
coolant spr aying out. #
Letthe engine cool down befor eopen‐
ing thec ap. #
When opening thec ap, wear pr otective
gl ove sand saf etyg lasses. #
Open thec ap slowl ytorelease pres‐
sure. Allo
wthe engine and thee ngine cooling sy stem
to cool down befor echecking thec oolant le velor
re filling coolant.
* NO
TEPaint wo rkdamag eduetocoolant If coolant
getsonp ainted sur faces, thep aint‐
wo rkcan be damaged. #
Addc oolant carefully. #
Remo vespilledc oolant. Checking
thec oolant le vel Example: coolant
expansion reser voir #
Park thev ehicle on an even sur face. #
Ope nthe hood (/ page185). #
Slowly tur ncoolant expansion reser voir cap
1 half aturnc oun ter-clockwise and allow
exc ess pressur etoescape. #
Turn coolant expansion reser voir cap 1fur‐
th er and remo veit. #
Chec kthe coolant le vel.
Ther eise nough coolan tincoolan texpansion
re ser voir if thec oolant reaches theM AX
mar k.
Ad ding coolant #
Refill th ec oolant totheM AX mar konthe
coolant expansion reser voir.
Onl yuse coolan tappr oved byMercedes-Benzto
avo id damagin gthe engine cooling sy stem. #
Replace coolant expansion reser voir cap 1
and tigh tenina clockwise direction. #
Startt he engine. #
Aftera pproxima tely five minutes, switc hoff
th ee ngine again and allo wittocool down. #
Che ckthec oolant le vela ga in and add coolant
if necessar y.
% Obser
veadditional coolant information
(/ page254). 19 0
Maintenance and care
Displa
ymessages
Possible causes/consequences and 0050 0050Solutions
Û
ATTENTION ASSIST:
Take aBreak! *A
TTENTION ASSIS Thas de tected fatigue or increasing inattenti ve‐
ness on thed rive r's par t(/pag e156). #
If necessa ry,t ak eab reak. Engine
Displ
aymessages
Possible causes/consequences and 0050 0050Solutions
00D4
Fuel Level Low *T
he fuel suppliesh avereached ther eser veleve l. #
Refuel.
009E
Replace Air Filter *
Ve hicles with adiese lengine: The engine air filter is clogged and
mus tber eplaced. #
Visit aq ualified specialis tworks hop.
00AC *T
hefanm otorisd efective. #
Without ahigh engine load, continue tothen eares tqualified
specialis tworks hop. Ensur ethat thec oolant temp eratur edis‐
pla yremain sbelo w2 48 °F (120 °C).
003A Check Fuel Filter *T
hewatert hat has accumulate dinthewate rsepa ratorh as reached
th em aximum le vel. #
Drain thew ater separator (/ page192).
00B3 Engine Oil Level Cannot
Be Measured *T
he electrical connection totheo il le vels ensor has been inter rup‐
te dort he oil le vels ensor is faulty. #
Visit aq ualified specialis tworks hop.
00B2
Engine Oil Pressure Stop
Switch Off Engine *D
ispla ymessag efor cer taine ngines only:
The engine oi lpressur eistoo lo w.
* NO
TEEngine damag ecaused bydriving wit hinsuf ficient
engine oil pressure #
Avoid driving wit hinsuf ficient engine oil pressure. #
Stop in asafel ocation immediately .Donotcontinue driving. #
Consult aqualified specialis tworks hop. Displa
ymessages and warning and indicator lamps 271
Displa
ymessages
Possible causes/consequences and 0050 0050Solutions
00B2
Check Engine Oil Level
(Add 1Liter) *T
he engine oil le velh as fallen tothem inimum le vel.
* NO
TEEngine damag ecaused bydriving wit hinsuf ficient
engine oil #
Avoid long journe yswit hinsuf ficient engine oil. #
Che ckthee ngine oil le velatt he next fuel stop.
Re fill engin eoil (/ page188).
Obser vethen otes on engine oil (/ page251).
00B2
Engine Oil Reduce Oil
Level *D
ispla ymessag efor cer taine ngines only:
The engine oi llev el is tooh igh.
* NO
TEEngine damag ecaused bydriving wit hexcess engine
oil #
Avoid long journe yswit he xcess engine oil. #
Visit aq ualified specialis tworks hop immediately and ha vethe
engine oil suctioned off.
00B2
Engine Oil Level Low
StopV ehicle Turn
Engine Off *D
ispla ymessag efor cer taine ngines only:
The engine oi llev el is tool ow.
* NO
TEEngine damag ecaused bydriving wit hinsuf ficient
engine oil #
Avoid long journe yswit hinsuf ficient engine oil. #
Stop in asafel ocation immediately .Donotcontinue driving. #
Switc hoffthee ngine. #
Chec kthe engine oil le vel.
Ad de ngin eoil (/ page188).
Obser vethen otes on engine oil (/ page251).
00B2
Check Engine Oil At
Next Refueling *T
he engine oil le velh as fallen tothem inimum le vel.
* NO
TEEngine damag ecaused bydriving wit hinsuf ficient
engine oil #
Avoid long journe yswit hinsuf ficient engine oil. #
Che ckthee ngine oil le velatt he next fuel stop.
To pupe ngineoil (/ page188).
Obser vethen otes on engine oil (/ page251).
003D
Stop Vehicle Leave
Engine Running *T
he battery's charge leve list oo lo w. #
Stop in asafel ocation immediately .Donotcontinue driving! #
Letthe engine run. #
Do no tcontinue driving unti lthe displa ymessag egoes out. 272
Displaymessa gesa nd warning and indicator lamps
Digita
lspe edome ter............................. 173
Dimming thei nsid erearvi ewmirror .... 98
DIREC TSELECT lever ............................ 12 2
Engaging driv eposit ion. ................... 12 3
Engaging neutral ............................... 12 2
Engaging pa rkposition automati‐
call y................................................. .123
Engaging reve rseg ear ...................... 12 2
Fu nctio n........................................... 12 2
Selecting pa rkposition .....................1 23
Dire ction indicator
see Indicator
Displa y(care) ........................................ 197
Displa y(on-boa rdcompu ter) ............... 171
Displa ymessage .................................. 262
Callin gup( on-boar dcompu ter) ........ 262
No tes. .............................................. 262
Displa ymessages
00AC ............................................... 271
00B2 ---mph................................. .268
003D 12VB atter ySee Operator's
Manual .............................................2 73
0099 Additiv eSystemF ault Emer‐
ge ncy Op.: XXX mphS ee Opera‐
to r's Manual .................................... .275
0099 Additiv eSystemF ault See
Operator' sManual ............................ 275
0099 Additiv eSystemF ault Starts
until Emerg. Op. :XXX See Opera‐
to r's Manual .................................... .275
Û ATTENTION ASSIS TInopera‐
tive ................................................... 270
Û ATTENTION ASSIS T:Take a
Break! ............................................... 271
0049 AutoLam pFunction Inope ra‐
tive ................................................... 282
004D CheckBrake Fluid Le vel.......... 265
00AC CheckCoolant Le velS ee
Opera tor's Manual ............................ 274
00B2 CheckEngineO ilAt Next
Re fueling .......................................... 272
00B2 CheckEngineO il Le vel(Add
1L iter) .............................................. 272
003A CheckFuel Filter ..................... 2710049
CheckLeftL ow Beam (e xam‐
ple) .................................................. .282
0077 CheckTires ............................. 276
00B2 CheckWashe rFluid ................. 278
00AC Coolan tToo Ho tStopV ehicle
Tu rn Engine Off ................................. 273
00CE Currentl yU navailable Cam‐
er aD irty .......................................... .269
0025 Currently Un available See
Operator' sManual ............................ 267
00E5 Currentl yU navailable See
Opera tor's Manual ............................ 267
00AF Don't Forget Your Key ............ .277
00B3 Engine Oi lLeve lCann otBe
Measured ......................................... 271
00B2 Engine Oi lLeve lLow Stop
Ve hicle Turn Engine Off .................... 272
00B2 Engine Oi lPressur eStop
Switc hOffEngine ............................. 271
00B2 Engine Oi lReduce Oil Le vel.....2 72
0075 Front Lef tMalfunction
Service Required (e xample).............. 263
00D4 Fuel Le velL ow ........................ .271
0024 Incline TooS teep See Opera‐
to r's Manual ..................................... 264
003B Inoperativ eBatter yLow .......... 279
003B Inoperativ eRefuel Vehicle .......2 78
0025 Inoperativ eSee Operator's
Manual .............................................2 67
00E5 Inoperativ eSee Operator's
Manual .............................................2 66
007A Inoperativ eSee Operator's
Manual ............................................. 266
003B Inoperativ eSee Operator ’s
Manual ............................................. 278
00AF KeyN otDe tected (red dis‐
pl ay messa ge).................................. 277
00AF KeyN otDe tected (whit edis‐
pl ay messa ge).................................. 277
0075 LeftSide Cur tain Airbag Mal‐
function Service Required (e xam‐
ple) .................................................. .263 Index
297