Page 137 of 322

This increases
road adhesion ,especiall yon
we troadw ays.
R Chec kthe wheels and tires and wheel wells
fo rt rapped fore ign object sand remo vethem.
Tr apped fore ign object scan damag ethe
wheels and tires or ma ybeflung out from the
ve hicle when continuing thej ourne y.
R Chec kthe underbody fort rapped branches or
ot her parts of plants and remo vethem.
R Clean theb rake discs, brakepads and axle
joints, particularly af tero peration in sand,
mud, grit and gr avel,wa terors imilar lydirty
conditions.
R Chec kthe entir efloor assembly ,the tires,
wheels, bodywor kstructure, brakes, steering,
suspension and exhaus tsystemf or an ydam‐
age.
R Chec kthe service brak efor operating saf ety,
e.g. car ryout abrake test.
R Ifyo un otices tron gv ibra tions af terd riving
off-road, checkt he wheels and driv etra in for
fo re ign object sagain. Remo veanyforeign
object swhichc an lead toimbalances and
th us caus evibrations. In thee vent of damage
to thew heels and thed rive train, visit aquali‐
fi ed specialis tworks hop immediately. ECO displa
yfunction The EC
Odispla ysummarizes thed riving charac‐
te rist ics from thes tart of thej ourne ytoits com‐
pletion and assists youina chievin gthe mos teco‐
nomical driving style.
Yo uc an influence consum ption if you:
R anticipat eroad and traf ficc onditions.
R obser vetheg earshif trecommendations. Instrument Displa
ywithc olo rdisplay The segment's lettering lights up bright,
theo uter
edg elights up and thes egment is filled, in the
fo llowing cases:
R 1 ACCELERATION :moderat eacceleration
R 2 CONSTANT:c onsistent speed
R 3 COASTING:g entledeceleration and roll‐
ing
The segment's lettering is gray ,the outer edg eis
dar kand thes egment is em ptied, in thef ollowing
cases:
R 1 ACCELERATION:s porty acceleration
R 2 CONSTANT :fluctuations in speed
R 3 COASTING:h eavy braking
Yo uh ave driven economicall ywhen:
R thet hree segments fill up comple tely at the
same time
R thee dgea round all thre es egment slights up Instrument Displa
ywithb lacka nd whit edis‐
play
The bar sfill up in thef ollowing cases:
R 1Moderat eacceleration
R 2Consis tent speed
R 3Gentle deceleration and rolling
The bar semp ty in thef ollowing cases:
R 1Sporty acceleration
R 2Fluctuations in speed
R 3Heavy braking
The displa yshows additional range 4Bonus
XXX mi From Start orXXX mi From Start achieved
as aresult of your drivin gstyle in co mparison to
ad rive rw ithav erys porty driving style. The range
displ ayed does no tindicat eafixed reduction in
consum ption. Driving and parking
11 3
Page 138 of 322

Diesel pa
rticulat efilter Note
sonr egeneration &
DANG ER Risk of fata linjuries due to
ex haus tgases
Combustio nengines emit poisonous exhaust
ga ses suc hascarbon monoxide. Inhaling
th ese exhaus tgases is hazardou stohealth
and can lead topoisoning. #
Neverlea ve thee ngine running in an
enclose dspace wi thout suf ficient venti‐
lation. &
WARNING Risk offire caused byhot
ex haus tsystemp arts
Flammable material suc hasleaves, grass or
twigs ma yignit eift heyc ome int ocontact
wi th hotp arts of thee xhau stsystem or
ex haus tgas flow. #
Park thev ehicle so that no flammable
material can com eintoc ontact wi thhot
ve hicle components. #
In particular ,donotpar kond rygrass‐
land or har vested grain fields. If
th ev ehicle is predominantl yused fors hor tdis‐
ta nce driving or extende dnon-operationa ltimes,
th is could lead toam alfunctio ninthe automatic
cleaning function fort he diesel particulat efilter.
As aresult, permanent blocking of thed iesel par‐
ticulat efilter ma yoccur and fuel ma yalso accu‐
mulat einthe engine oil and cause engine failure.
If yo um ainlydriv eshor tdistan ces, yous hould
driv eonaf reew ay or go forac ountr ydrive for20
minutes every500 km (300 miles). This facili‐
ta test he diesel particulat efilter's burn-of fproc‐
ess.
* NO
TEDama gedue tohote xhau stgases During
rege neration, extremely ho texhau st
ga ses escape from thet ailpipe. #
During rege neration, maintai namini‐
mum di stanc eof7ft(2m)f romo ther
objects, e.g. par kedv ehicles. Batter
ymain switch Note
sont he batter ymain switch *
NO
TEDama getothee lectrical sy stem If
yo ur emo veor disconnect theb atter ymain
switch, it could lead tothee lectrical sy stem
becomin gdamaged. #
Mak esuret hat thei gnition is switched
of fa nd that at leas t15minutes ha ve
passed befor eremoving or reconnecting
th eb atter ymain switch. Otherwise,
electrical sy stem components could be
damaged. Yo
uc an use theb atter ymain switc htodiscon‐
nect thec urrent toall your vehicle's consumers.
This will pr event uncontrolle dbattery discha rge
caused byquiescent cur rent consumers.
If yo ur vehicle is equipped wit hanauxiliary bat‐
te ry inthee ngine compartmen torinthe base of
th ef ront-passen gers eat, youm ustd isconnect
bo th batteries. Onl ythen is thee lectrical sy stem
fully disconnected from thep ower supply.
% Only disconnect thev ehicle from thep ower
supply using theb atter ymain switc hinthe
fo llowing situations:
R The vehicle is stationar yfor along time
R It is absolutely necessar ytodisconnect
th ev ehicle from thep ower supply
Af ters witching on thep owe rsupp ly,y ou will
need torese tthe side windo ws (/pag e53)
and thee lectric sliding door (/ page49). Switching
thep owe rsuppl yon/off Swit
ching of fthe po wersupply 11 4
Driving and pa rking
Page 139 of 322

#
Switc hoffthei gnition and wait at least
15 minutes. #
Remo vecover 1. #
Press and hold button 3.#
Pullp lug2out of theg round pin. #
Push plug 2asfarasp ossible in thed irec‐
tion of thea rrow sothat it canno tmakec on‐
ta ct wi th theearth pin.
All star terb atter yconsumer saredisconnec‐
te df romt he po wersupp ly.
Switching on thep owe rsupply #
Press plug 2ontothe ground pin until you
fe el it engag eand plug 2is in full contact
wit hthe ground pin.
All star terb atter yconsumer sarereconnec‐
te dtot he po wersupply. #
Fasten co ver1. Au
tomatic transmission DIREC
TSELECT lever Fu
nction of theD IRECT SELECT le ver &
WARNING Risk of accident and inju ry
due tochildren lef tunat tende dint he
ve hicle
If ch ildren ar eleftu nat tende dint hevehicle,
th ey could:
R opendoors,t hereb yendangering other
persons or road users.
R geto utofthev ehicle and be hit by
oncomin gtraffic. R
operat evehicle equipment and become
trapped, fore xamp le.
In addition ,children could also se tthe vehicle
in motion, fore xamp le,by:
R releasing thep arking brake.
R shifting thea utomatic transmission out of
par kposition 005D.
R startin gthe engine #
Neverlea ve children and animals unat‐
te nde dint hevehicle. #
When leaving thev ehicle, alw ayst ake
th eS martK eywit hyou and loc kthe
ve hicle. #
Keep theS martK eyout of ther eac hof
ch ildren. &
WARNING Risk of accident du etoincor‐
re ct gearshifting
If th ee ngine speed is higher than thei dle
speed and youe ngag ethe transmission posi‐
tion 005Bor005E,t hevehicle ma yaccelerate
sharply. #
Ifyo ue ngag ethe transmission position
005B or005E alwaysd epress theb rake
pedal firm lyand do no taccelerat eat
th es ame time. Yo
uu setheD IRECT SELECT le vertos witchthe
transmission position. The cur rent transmission
position appear sinthe multifunction displa y. 005D
Park position
005E Reverseg ear
005C Neutral
005B Driveposition Driving and pa
rking 11 5
Page 140 of 322

Engaging
reve rseg ear R #
Dep ress theb rake pedal and push the
DIRECT SELEC Tleve rupwards pas tthe first
point of resis tance.
Tr ansmission position display 005Eis shown in
th em ultifunction displa y.
Selecting neutral N &
WARNING Risk of accident and inju ry
when neut ralp osition is engaged
If yo up arkt he vehicle wit hthe transmission
in neutral position 005Cand thep arking brake
is no tengaged, thev ehicle ma yroll away.
Ther eisar isk of accident and injur y.#
Befor eparkin gthe vehicle, apply the
parking brake. #
Press theb rake pedal and theD IRECT
SELECT le veru pwards or down wardstot he
fi rs tp oint of resis tance.
Tr ansmission position display 005Cis shown in
th em ultifunction displa y.
Re leasing theb rake pedal will allo wyoutomo ve
th ev ehicle freely ,e.g. topush it or towi t.
If th ea utomatic transmission should also
st ay in neutral 005C 005Cwhen thei gnition is
switched off, car ryout thef ollowing: #
Startt he vehicle. #
Depress theb rake pedal and shif ttoneutral
005C. #
Release theb rake pedal. #
Switc hoffthei gnition.
% If
yo ut hen lea vethev ehicle and theS mart‐
Ke yiss tillint hevehicle, thea utomatic trans‐
mission will stay in neut ral005C from then on.
Engaging par kposition P #
Press button 1.
Tr ansmission position display 005Dis shown in
th em ultifunction displa y.
Pa rk position 005Dis engaged automaticall ywhen
one of thef ollowing condition sismet:
R Yous wit ch offt he engine in transmission
position 005Bor005E.
R Youo pen thed rive r's door when thev ehicle is
st ationar yorwhen drivin gataveryl ow speed
and in transmissio nposition 005Bor005E. 11 6
Driving and pa rking
Page 141 of 322

Engaging driv
eposition D #
Dep ress theb rake pedal and push the
DIRECT SELEC Tleve rdownw ards pas tthe
fi rs tp oint of resis tance.
Tr ansmission position display 005Bis shown in
th em ultifunction displa y.
The automatic transmission shifts thro ugh the
individual gearsa utomaticall ywhen it is in trans‐
mission position 005B.This is de term ined bythe
fo llowing factors:
R Position of thea ccelerator pedal
R Driving speed Re
strictin gthe shi ftrange Re
quirements:
R Transmission position 005Bis engaged
(/ page117). #
Torestrict th eshiftrange: briefly pull steer‐
ing wheel paddle shif ter1.
The automatic transmission shifts tothen ext
ge ar down, depending on theg ear cur rently
engaged .The shi ftrang eisa lsor estricted.
The shif trang eselected is shown in them ulti‐
function displa y.The automatic transmission
shifts onl yasfar as thes elected gear. #
Pull and hold steering wheel paddle shif ter
1 .
The automatic transmission will chang etoa
shif trang ewhich allo wseasy acceleration
and deceleration. Todo this, thea utomatic
transmission shifts down one or mor egears
and restricts thes hiftrange.
Th es hift rang es elected is shown in them ulti‐
function displa y.The automatic transmission
shifts onl yasfar as thes elected gear.
% The automatic transmissio
ndoes no tshift
down if youp ullsteering wheel paddle shif ter
1 whils ttrave ling at tooh igh aspeed.
If th es hiftrang eisr estricted and them axi‐
mum engine speed fort he restricted shi ft
ra ng eisr eached, thea utomatic transmission
will no tshif tu p. #
Toderestric tthe shi ftrange: briefly pull
st eering wheel paddle shif ter2.
The automatic transmission shifts tothen ext
ge ar up, depending on theg ear cur rently
engaged .Thisd eres tricts thes hiftrang eat
th es ame time.
The shif trang eselected is shown in them ulti‐
function displa y.The automatic transmission
shifts onl yasfar as thes elected gear. #
Toderestric tthe shi ftrange: pull and hold
st eering wheel paddle shif ter2.
or #
Engag etransmission position 005Bagain
(/ page117).
Th ea utomatic transmission shi ftsupo ne or
mor egear sdepending on theg ear cur rently
engaged .Simultaneously ,the shif trange
re striction is deactivated and thet ransmis‐
sion position appear sinthe multifunction dis‐
play 005B.
Ad aptthe shif trang etot he driving situation:
0049 Use
thee ngine' sbraking ef fect.
0048 Use
thee ngine' sbraking ef fect on downhill
gradients and whe ndriving on steep roads,
in mountainous areas as well as under ardu‐
ous operatin gconditions. Driving and parking
117
Page 142 of 322

0047
Use
thee ngine' sbraking ef fect on extremely
st eep downhill gradients and on long down‐
hill stre tches. Usin
gkickdown #
Form aximum acceleration: depressthe
accelerator pedal be yond thep ressur epoint. #
Ease of fthe accelera torp eda lonce the
desired speed is reached. All-wheel drive
Note
sona ll-wheel drive All-wheel driv
eensures permanent driv efor all
fo ur wheels, and toget her wit hESP®
it impr oves
th et raction of thev ehicle.
The traction cont roloft he all-wheel driv ealso
ta ke sp lace via theb rake system. Therefore, the
brak esystem can overheat during extreme off-
ro ad use. In this case, ease of fthe accelerator
pedal or stop toallo wthe brak esystemtoc ool
down.
If ad rive nw heel spins du etoinsufficient trac‐
tion, obser vethef ollowing no tes:
R When pulling away,m akeu se of thet raction
cont rolintegrated in ESP ®
.D epress the
accelerator pedal as farasn ecessar y.
R Take your foot offt he accelera torp edal,
slowly ,whilet he vehicle is in motion.
In wintr ydriving conditions, alw aysu se winter
tires (M+S tires) and, if necessar y,sno wchains
(/ page203). Only in this wa yc an them aximum
ef fect of all-whee ldrive be achie ved.
Use DSR( Downhill Speed Regulation) when driv‐
ing downhill off-road (/ page120).
If yo uf ail toadap tyour driving styleorify ou are
inattenti ve,the all-wheel driv esystemc an neither
re duce ther isk of an accident nor override the
la ws of ph ysics. The all-wheel driv esystem can‐
no ttak er oad, weather and traf ficc onditions into
account. The all-whee ldrive system is onl yan
aid. Youa re re sponsible form aintaining asafe
dis tan ce from thev ehicle in front, forv ehicle
speed, forb raking in good time and fors taying in
lane. *
NO
TERisk of damag etothe driv etra in
and theb rake system If
yo uo perat evehicles wit hall-wheel driv eon
ao ne-axle test st and, youm aydamag ethe
driv etra in or theb rake system. #
Afunction or per form anc etests hould
only be car ried out on atwo -axle test
st and. #
Ifyo uw ish tooperat ethe vehicle on
suc hat ests tand, please consult a
qu alified specialis tworks hop in
advance. *
NO
TERisk of damag etothe transfer
case If
yo ut ow th evehicle wit haraised axle, the
trans ferc ase can getdamaged. Suc hdamage
is no tcovered byMercedes-BenzL imited
Wa rrant y. #
Nevertow th evehicle wit haraised axle. #
Onlytow thev ehicle wit hall wheels on
th eg round or full yraised. #
Notethei nstruction sontowing the
ve hicle wit hfull contact wit hthe ground
fo ra ll wheels. Engaging all-wheel drive
Conditions
fore ngaging/disengaging
Yo uc an engag eand deactivat ethe all-wheel drive
when stationar yorwhile drivin gslowl y.
When stationar y,thef ollowing mus tbeobserved:
R The engin eisrunning.
R Thes teering wheel in thes traight-ahea dposi‐
tion.
If th ea ll-wheel driv ecann otbe engaged when
st ationary: #
Vehicles with automatic transmission:
shif tthe selector le verfrom 005Cto005B from
005B to005C from 005Cto005E and bac kto005C.
Engaging and disengaging thea ll-wheel drive
can be made easier in this wa y.
Obser vethef ollowing when driving slowly:
R The engine is running.
R The vehicle is no ttrave ling fasterthan
6. 2m ph (1 0km/h).
R The vehicle is no tbeing driven around abend. 11 8
Driving and pa rking
Page 143 of 322

If it is no
tpossible toengag eall-wheel driv ewhen
th ev ehicle is rolling: #
Vehicles with automatic transmission:
brief lymo vethes elector le verto005C . Engaging/disen
gaging all-wheel drive *
NO
TERisk of damag etothe transfer
case If
yo us tepont he accelerator pedal while the
all-wheel driv eisengaged or disen gage d, the
trans ferc ase ma ybedamaged. #
Do no tstepont he accelera torp edal
when thei ndicator lam pinthe switch
fo rt he all-wheel driv eisflashing. #
Toengage/disen gage: press theu pper sec‐
tion of switch 1.
The indicator lam pinswitch 1flashes while
th ea ll-wheel driv eisengaged or disengaged.
The 00E5 and003D warning lamps light up in
th ei nstrument displa y.ESP ®
and ASR are
deacti vatedf or thed uration of thes hifto per‐
ation. If thes hifto peration is successful, the
00E5 and003D warning lamps in thei nstru‐
ment displa ygoout and ESP ®
and ASR are
re activated.
As lon gasthe indicator lam pinswitch 1is
fl ashing, youc an cancel thes hifto peration by
pressing switch 1again. If thes hifto peration
fa ils, thei ndicator lam pinswitch 1brief ly
fl ashes thre et imes. One of thes hiftconditions
wa sn otmet.
If th ei ndicator lam pinswitch 1lights up, all-
wheel driv eisengaged. Arele vant messa ge
appear sinthe displa yofthe on-boar dcomputer. %
If
th eL OW RANGE gear reduction is engaged,
th ea ll-wheel driv ecann otbe disengaged. Fu
nction of theL OW RANGE gear reduction The
LOWR ANGE gear reduction enables very
slo wd riving in ther espectiv egears. If youe ngage
LO WR ANGE, thee ngine' sperform anc echarac‐
te rist ics and thea utomatic transmission's shift‐
ing characteristic sareadjus teda ccording ly.T he
transmission ratio from thee ngine tothew heels
is around 40% lo werthan in ther oad posi tion.
The driv etorque is increased cor respondingly.
Conditions fore ngaging/disengaging
Th ef ollowing shifting condition smustbem etin
order toengag eordisengag eLOW RANGE:
R All-wheel driv eisengaged (/ page119).
R Thee ngin eisr unning.
R Thev ehicle is stationar y.
R Youd epress theb rake pedal.
R Vehicles with automatic transmission: the
selector le verisinp osition005Dor005C. Engaging and disen
gaging LOW range 1
Enga ging and disengaging LOWr ange
% On
vehicles wit hDSR (Downhill Speed Regu‐
lation), switch 1isreplaced wit hthe switch
fo rD SR. Driving and parking
11 9
Page 144 of 322

#
Toengag eand disen gage: press theu pper
section of switch 1.
The 002E indicator lam pflashes in thei nstru‐
ment displa yfor thed uration of thes hift
operation.
R When thes hifto peration take sp lace and
LO WR ANGE is engaged, the002E indica‐
to rlamp lights up.
R When thes hifto peration take sp lace and
LO WR ANGE is disengaged, the002E indi‐
cator lam pgoes out.
As long as thei ndicator lamp 002Eisflashing,
yo uc an cancel thes hifto peration bypressing
button 1again. If thes hifto peration fails, the
indicator lamp 002Ebrieflyflashes thre et imes.
One of thes hiftconditions wasn otmet. DSR (Downhill Speed
Regulation) Note
sonD SR If
yo uf ail toadap tyour driving styleory ou are
inattenti ve,D SR can nei ther reduce ther isk of
accident nor override thel aws of ph ysics. DSR
canno ttak er oad, weather and traf ficc onditions
int oa ccount. DSR is only an aid. Youa re re spon‐
sible foras afed istan cetothev ehicle in front, for
ve hicle speed and forb raking in good time.
DSR supports youw hen drivin gdownhill. DSR
main tains asetspeed fory ou on downhill gradi‐
ents byapplying theb rake sasr equired. Main‐
ta inin gthe speed is dependent on ther oad sur‐
fa ce conditions and thed ownhill gradient and
cann ottherefor ebeg uaranteed in all situations.
Yo uc an se tthe speed depending on theg ear
ra ng etob etwe en 2m ph (4 km/h) and 11mph
(1 8k m/h) using theb rake and accelera torp edals
or ther ockers witc hont hesteering wheel.
DSR automaticall ycont rols in thef ollowing situa‐
tions:
R Ifth ev ehicle is stationar y,or its speed is less
th an 2m ph (4 km/h ),the speed is se tto
2m ph (4 km/h) or it is se ttothe minimum
speed fort he respectiv egear range.
R Ifyo ud rive fast erthan 11mp h(18 km/h) off-
ro ad, DS Rswitches tostandb ymode .DSR
re mains activated, but does no tbrake auto‐
matical ly.
R Ifyo ud rive downhill slo werthan 11mph
(1 8k m/h), DSRs etst he speed tothep revi‐
ous lyse ts peed. R
Ifyo ud rive fast erthan 28 mph(45 km/h),
DSR switches of fautomaticall y. Ac
tivating/deactivatin gDSR Ac
tivatin gDSR Yo
uc an activat eDSRwhen thev ehicle is station‐
ar yorm oving. #
Press theu pper section of switch 1. #
Brak eora ccelerat ethe vehicle tothed esired
speed between 2mph (4 km/h) and 11mph
(1 8k m/h). #
Release theb rake or accelera torp edal.
The cur rent speed is stored. When stationar y,
2m ph (4 km/h) or them inimum possible
speed fore achg ear rang eiss tore d. DSR
maintains thes tore ds peed on thed ownhill
gradient and brakes automaticall y.
When DSR is activated and thev ehicle pulls
aw ay,a ccelerates or brakes, thes peed se tcorre‐
sponds tothes peed at whic hthe accelera toror
brak epeda lisr eleased or ther ockers witc his
pressed during DSR regulation. This is onl ythe
case if youa renotd rivin gfastert han 11mph
(1 8k m/h).
DSRs tatus displa yinthe on-boar dcomputer
R DSR is activated:
- DSR andthes etspeed appear in thes ta‐
tus area of theo n-board computer.
R DSR is activated, but is no
tinter vening:
- youa redrivin gbetwe en 11mph
(1 8k m/h) and 28 mph(45 km/h).
- DSR andthes peed 11mp h(18 km/h)
appear in thes tatus area of theo n-board
computer. 12 0
Driving and pa rking