In wintr
ydriving conditions, alw aysu se winter
tires (M+S tires) and, if necessar y,sno wchains
(/ page216). 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 (/ page126).
If yo uf ail toadap tyour driving styleorify ou are
inattenti ve,the all-wheel driv esystem can neither
re duce ther isk of an accident nor override the
la ws of ph ysics. The all-wheel driv esystemc an‐
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 tance 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.
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. Driving and parking
12 5
Fu
nctions of ASR (Acceleration Skid Control) ASR can neither
reduce ther isk of an accident
nor override thel aws of ph ysics if thed rive rd oes
no tp ay attention when pulling away or accelerat‐
ing. ASR is onl yanaid. Alw aysa dap tyour driving
st yletos uitthep reva iling road and weather con‐
ditions.
If yo ua ctivat eord eactivat ethe all-wheel driv ein
av ehicle wit hthis option, ASR will be deactivated
fo rt he duration of thea ctivation/deactivation
process.
Ve hicles without steering wheel but tons: if
ASR is malfunctioning, the00E5 indicator lamp
lights up while thee ngine is running and the
engine output ma ybereduced (/ page25).
ASR impr ovestraction, i.e. thet ransfer of po wer
from thet ires tother oad sur face, foras ustained
period and thereb y,also impr ovesthe driving sta‐
bilit yoft hevehicle. If thed rive wheels star tto
spin, ASR brakes individuald rive wheels and lim‐
its thee ngine torque. ASRthus significantly
assists youw hen pullin gawaya nd accelerating,
especiall yonw etor slippe ryroads.
If traction on ther oad sur face is no tsufficient,
eve nASR will no tallow youtop ullaway without
dif ficulty .The typ eoftires and totalwe ight of the
ve hicle as well as theg radient of ther oad also
pla yac rucial role.
If AS Rinter venes, the00E5 warning lam pinthe
Instrument Displa yflashes. Fu
nctions of ESP ®
(Electronic Stability Pro‐
gr am) &
WARNING Risk of skidding if ESP ®
is
malfunctioning
If ESP ®
is malfunctioning ,ESP ®
canno tcarry
out vehicle stabilization. In addition ,other
driving saf etys ystems ar eswitched off. #
Driv eonc arefull y. #
Have ESP ®
ch eckedataq ualified spe‐
cialis tworks hop. &
WARNING Risk of skidding if ESP ®
is
deactivated
If yo ud eactivat eESP®
,E SP ®
canno tcarry out
ve hicle stabilization. #
ESP ®
shoul donlybed eactivated in the
fo llowing situations. If
th es urface requ ires, temp oraril ydeactivate
ESP ®
when pulling away .
Do no toperate thev ehicle on aroller dynamo me‐
te r( e.g. forap erform anc etest). If youh aveto
operat ethe vehicle on aroller dynamo meter,con‐
sult aqualified specialis tworks hop beforehand.
If yo ua ctivat eord eactivat ethe all-wheel driv ein
av ehicle wit hthis option, ESP ®
will be deactiva‐
te df or thed uration of thea ctivation/deactiva‐
tion process.
If ESP ®
is malfunctioning or deactivated, the
00E5 warning lam plight supw hilethee ngine is
ru nning and thee ngine output ma ybereduced
(/ page25).
% Onl
yuse wheels wit hthe recommended tire
sizes. Only then will ESP ®
function properly.
ESP ®
can, within ph ysical limits, monitor and
impr ovedriving stabilit yand traction in thef ol‐
lowing situations:
R When pullinga wayonw etor slippe ryroad
sur faces
R Whe nbraking
R Ifyo ua redrivin gfastert han 49.7 mph
(80 km/h) in stro ng crosswinds
If th ev ehicle is deviating from thed irection
desired bythed rive r,ESP ®
can stabiliz ethe vehi‐
cle byper form ing thef ollowing actions:
R One or mor ewheels ar ebraked
R The driv esystem per form anc eisa dapted
depending on thes ituation
If ESP ®
is deactivated 00BB,the00E5 warning
lam plight supc onstantly in theI nstrument Dis‐
play:
R Vehicle stabilizatio nmaybe dela yed
R Crosswind Assis tisstilla ctive
R The driv ewheels ma ystart to spin
R ASR traction control is no longer active
If ESP ®
is deactivated, ESP ®
will still suppor tyou
when braking.
If the 00E5 warning lam pinthe Instrument Dis‐
pla yflashes, one or mor ewheels ha vereached
th eir tir etraction limit:
R Adapty our driving styletos uitthep reva iling
ro ad and weather conditions
R Do no tdeactivat eESP®
unde rany circum‐
st ances Drivin
gand parking 147
#
Press rocker switch 2up or down and hold.
The stored speed is increased or reduced in
1m ph (1 km/h) increments.
or #
Push rocker switch 2beyond thep ressure
point.
The stored speed is increased or reduced by
5m ph (1 0km/h).
or #
Push rocker switch 2beyond thep ressure
point and hold.
The stored speed is increased or reduced in
5m ph (1 0km/h) increments.
or #
Accele rate thev ehicle tothed esired speed. #
Push rocker switch 2up.
If cruise cont rolisa ctivated and Traf ficS ign
Assi sthas de tected aspeed restriction sig nwith
am aximum permissible speed and this appears
in thei nstrument display: #
Toadop tthe de tected speed: pushrocker
switch 3up.
The maximum permissible speed shown by
th et raffic sign is stored and thev ehicle main‐
ta ins this speed. #
Todeactivat ecruisec ontrol: push rock er
switch 3(CNCL) down.
If cruise cont rolisd eactivated, it can be reactiva‐
te dasf ollows:
R rock er switch 2(SET+ )or(SET-) stores the
cur rent speed and thev ehicle maintains this
speed
R rock er switch 3(RES) calls up thel asts peed
st ored and thev ehicle maintains this speed
% Ifyo ub rake, deactivat eESP®
or if ESP ®
inter‐
ve nes, cruise control is deacti vated.
When yous wit ch offt he vehicle, thel ast
speed stored is cleared.
Setting thes peed limit forw inte rt ires
On-boa rdcompu ter
4 Settings 5
Fahrzeug (Vehicle)
5 Winte rTires Limit #
Select aspeed or deactivat ethe function. Ac
tiv eD ista nce Assis tDISTR ON IC Fu
nction of Activ eD ista nce Assis tDISTRONIC
Ac tiveD ista nce Assi stDISTRONI Cmaintains the
se ts peed on free-flowing roads. If vehicles ahead ar
ed etected, thes etdis tance is maintained ,if
necessa ryuntil thev ehicle comes toah alt.The
ve hicle accelerates or brakes depending on the
dis tance tothev ehicle in front and thes etspeed.
Speed and dis tance ar esetand stored on the
st eering wheel. The speed can be se tintherange
between 15mp h(20 km/h) and 99 mph
(160 km/h) or between 15mp h(20 km/h) and
th ev ehicle's maximum speed.
Other features of ActiveD ista nce Assi st
DISTRONIC:
R Depending on thep reselected dis tance,
DISTRONIC inter venes ei ther dynamically
(shor tdista nce) or tosave fuel (long dis‐
ta nce).
R Depending on thev ehicle mass de tected, the
dynamics of theD ISTRONIC inter vention are
re duced.
R Rapid acceleration tothes tore ds peed is initi‐
ated if thet urns ignal indicator is switched on
to chang etot heovertak ing lane.
Ac tiveD ista nce Assi stDISTRONI Cisonly an aid.
The driver is responsible fort he dis tancetothe
ve hicle in front, forv ehicle speed and forb raking
in good time.
Sy stem limitations
The sy stem ma ybeimpaired or ma ynotfunction
in thef ollowing ins tances:
R The radar sensor sareaffected bysno w,rain,
fo g, heavy spr ay,g lare, direct sunlight or
greatl yvarying ambien tlight.
R The radar sensor smaymalfunction in parking
ga rage soronr oads wit hsteep uphill or
downhill gradients.
R Ifth er adar sensor saredirty or co vered.
R On icy or slipper yroads, braking or accelerat‐
ing can caus ethe driv ewheels tolose trac‐
tion and thev ehicle could then skid.
R Stationar yobject sarenotd etected if these
we renotp reviousl ydetected as moving.
R On bends, target vehicles ma ybelostorn ot
re cognized cor rectl y.As aresult, atarget
ve hicle is no tused toregulat ethe speed
whic hmaylead tounwa nted accele ration.
Do no tuse ActiveD ista nce Assi stDISTRONI Cin
th ese situations. 15 2
Driving and pa rking
#
Turn brightness control knob 1upwards or
down wards.
The lighting on theI nstrument Displa yand
th ec ont role lements in thev ehicle interior is
set.
% In
vehicles without brightness contro lknob
1 ,the instrument lighting can be se tviathe
on-boar dcomputer (/ page174). Menu
sand submenus Calling up function
sonthe servic emenu On-boar
dcomputer:
4 Service #
Selec tand con firm ther equired function.
The following function sareavailable on the
service menu:
R Announcements:m essagememory
(/ page262)
R DEF:d isplaythe DEF fill le vel(/pag e137)
R Tires:
- Che ckthet irep ressur ewitht he tir epres‐
sur em onitor (/ page223)
- Restar tt he tir epressur emonitor
(/ page223)
R ASSYST PLUS:c all upthes ervice due date
(/ page185)
R Engine Oil Level:m easurethee ngine oil le vel Callin
gupt he Assistance graphic display On-board computer:
4 Assistance #
Select thed esired displa yand confirm. Instrument Displa
ywithc olor display
The following displa ysarea vailable on thea ssis‐
ta nt displ ay:
R Assi stant display
R Attention le vel(/ pag e156) #
Switc hbetwe en thed ispla ysand con firm the
selected displa y.
The following status displa ysarea vailable on the
assis tant displ ay:
R Û ATTENTION ASSIS Tswitched off
R Specified minimum dis tance of ActiveD is‐
ta nce Assi stDISTRONI C(/pag e152) Instrument Displ
aywit hb lacka nd whit edisplay
The following status displa ysarea vailable on the
assis tant displ ay:
R Lane markings dotted: Lane Keeping Assist
switched off
R Lane markings solid and thin: Lane Keeping
Assis tswitched on, no tready toissue warn‐
ings
R Lane markings solid and thick: Lane Keeping
Assis tready toissue warnings 17 2
Instrument Displa yand on-boar dcomputer
Instrument Displa
ywithb lack and whit edisplay
Tr ip computer (e xamp le)
1 Distance co vered( from start/from reset)
2 Driving time (from start/from reset)
3 Averag espeed (from start/from reset)
4 Averag efuel consum ption (from start/from
re set) Re
setting values on theo n-boa rdcompu ter
trip menu On-board computer:
4 Trip
% The spelling of
thed ispla yedm ain menu may
dif fer. Therefore, pa yattention tothem enu
ove rviewf orthei nstrument display
(/ page170).
Yo uc an rese tthe values of thef ollowing func‐
tions:
R Trip Odometer:
- Reset Trip Odometer?
R Trip computer:
- FromS tart
- FromR eset
R ECOd isplay #
Selec tthe function that is tobe rese ta nd
confir mthis selection. #
Confir mtheReset Values? promptwith Yes. Calling up settings on
theo n-boa rdcompu ter On-boar
dcomputer:
4 Settings
The following ent ries can be se tonthe Settings
menu:
R DriveAssist
- Switching ESP(ESP) on and off
- Switching Akt. Spurhalte-Assistent (Active
Lane Keeping Assist) on and off
- Switching Spurhalte-Assistent (Lane
Ke eping Assist) on and off
- Switching Aktiver Brems-Assistent (Active
Brak eAssist) on and off
- Switching Totwinkel-Assistent (Blind Spot
Assist) on and off
- Switching Attention Assist (Attention
Assist) on and off
R Light
- Switching Tagfahrlicht (Daytimerunning
lights )ona nd off
- Switching Leuchtzeitinnen (Illumination
pe riod inside) on and off
- Switching Leuchtzeit außen (Illumination
period outside) on and off
- Switching Auffindbeleuchtung (Locator
lighting) on and off
- Setting Instrument lighting
R Vehicle
- Setting Winterreifen-Limit (Winter tires
limit)
- Switching Akust.Schließen (Acoustic
locking) on and off
- Switching Autom. Verriegelung (Autom.
locking) on and off
- Switching Ruhezustand (Standby) on and
off
- Switching Regensensor (Rainsensor) on
and off
R Setting Heating 174
Instrument Displa yand on-boar dcomputer
#
Place asuitable collector beneat hdrain hose
2. #
Switc hont he ignition. #
Open drain scr ew1 until thew ater/fuel
mixtur eemerges from drain hose 2.#
Close drain scr ew1 as soon as around
0. 2qt( 0.2l iter) of thew ater/fuel mixtur ehas
been collected.
Af ter30s econds, thee lectrical fuel pump
automaticall ystops thed ischarg eofthe
wate r/fuel mixture. #
Afterd raining, switc hoffthei gnition. #
Dispose of thec ollected water/fuel mixture
in an environmentally responsible manner,
e.g. at aqualified specialis tworks hop. #
Chec kthat drain scr ew1 has been closed.
If th ee ngine is running whil edrain scr ew 1
is open, youw ill lose fuel thro ugh drain hose
2. #
Close theh ood (/ page185). #
003A The indicator lam pdoes no tgoo ut
af te rd raining: drainthe fuel filter again. #
003ATh eindica torlam pd oesn otgo out
af te rt he second draining: consultaquali‐
fi ed specialis tworks hop.
Mercedes-Benz recommends that youh avet he
fuel filter drained at aqualified specialis twork‐
shop. Cleaning and care
Note
sonw ashingthe vehicl einana utomatic
car wash &
WARNING Risk of accident du eto
re duced braking ef fect af terw ashing the
ve hicle
The braking ef fect is reduced af terw ashing
th ev ehicle. #
Aftert he vehicle has been washed,
brak ecarefully while paying attention to
th et raffic condition suntil theb raking
ef fect has bee nfully restored. *
NO
TERisk of damag etothe paintwork
and plastic components If
yo uw ash your vehicle in Touchles sAuto‐
matic Car Wash sy stems that use special
cleaning agents, thec leaning agentsu sed can damag
ethe paintwor korplastic components
of thev ehicle. #
Do no twash thev ehicle in Touchless
Au tomatic Car Wash sy stems that use
special cleaning agents. Mak
esuret hat thea utomatic car wash is suitable
fo rt he size of thev ehicle.
Befor ewashing thev ehicle in an automatic car
wa sh, fold in theo utside mir rors and remo veany
additional antennas. Otherwise, theo utside mir‐
ro rs,a ntennas or thev ehicle itself could be dam‐
aged.
Mak esurea nyadditional antennas ar ere-in stal‐
led and that theo utside mir rors aref ullyf olded
out again when youl eave thea utomatic car
wa sh.
To avo id damag etoyourvehicle, obser vethef ol‐
lowing befor eusing an automatic car wash:
R thes ide windo wsand thes liding windo ware
comple tely closed.
R theb lowe rfor ventilation and heating is
switched off.
R thew indshield wiper switc hisinposition005A.
If th ev ehicle is very dirty ,wash of fexcess dirt
befor ecleaning thev ehicle in an automatic car
wa sh.
% Re
moving thew ax from thew indshield and
th ew iper rubber safter wa shing thev ehicle,
will help avoid smearing and reduce wiper
noise. Note
sonu se ofapowe rwasher &
WARNING Risk of accident whe nusing
high-pressu recleaning equipment wi th
ro und-spr aynozzles
The wate rjet from around-spra ynozzle (dirt
grinder) ma ycaus edamag etotires and sus‐
pension components that is no tvisible.
Component sdamaged in this wa ym ayfail
unexpec tedly. #
Do no tuse high-p ressur ecleaning
equipment wit hround-spra ynozzle sto
clea nyour vehicle. #
Damaged tires or suspension compo‐
nentsm ustber eplaced immediatel y. Ne
veru se ap owe rwashe rinthevehicle interior.
The pressurized watercreated bythep ower Maintenance and care
19 3
wa
sher and thea ssociated spr aycould cause
considerable damag etothevehicle.
To avo id damag etoyourvehicle, obser vethef ol‐
lowing when using apowerwa sher:
R maintain aminimum dis tance of 11.8 in
(30 cm) tothev ehicle when using 25° flat-
spr aynozzle sand di rtgrinder sor27.6in
(70 cm) whe nusing round-spra ynozzle sand
obse rvet he information in thee quipment
manufacturer's operating instructions.
R do no tdirect then ozzle of thep owerwa sher
directl yatsensitiv eparts suc hastires, slits,
electrical components, batteries, light bulbs
and ventilation slits.
R maintai naminimum di stanc eof1 9.7 in
(50 cm) forar ear vie wcamera. Wa
shing thev ehicle byhand Obser
vethel egal requirements, fore xamp le in
man ycountries washing byhand is only allo wed
at speciall ydesignated wash ba ys.Int his case,
mak esuret hat aspeciall ydesignated wash ba yis
used forw ashing byhand. #
Use amild cleaning agent, e.g. car shampoo. #
Washthev ehicle wit hlukew armw ater and a
sof tcar sponge. When doing so, do not
ex pose thev ehicle todirect sunlight. #
Carefully spr aythev ehicle wit hwater and dry
of fw ithal eather clo th.Bec arefulnot to
point thew ater je tdirectl ytow ards thea ir
inle tgrilles. The blo wershould be switched
of fw hiled oing so. #
Do no tlet thec leaning agent dr yonthe paint‐
wo rk.
At theo nse tofw inter,remo veall traces of road
salt deposits carefull yand as soon as possible. Note
sonc areofp aint and matte finish *
NO
TEPaint wo rkdamag eand cor rosion
due toinadequat ecare Fa
ilur etop romp tly and thoroughly remo ve
dir tfromb irdd roppings or other residue
could result in paintwor kdamag eand cor ro‐
sion at alater date. #
Cleand irto ffpaint and matt efinish
th oroughly and as soon as possible. 194
Maintenance and care
Flat tire
Note
sonf lat tires &
WARNING Risk of an accident whe ndriv‐
ing wi thaflat tire
Af lat tir egreatl yimp airsd rivin gc haracteris‐
tics, as well as steering and braking. #
Do no tdrive wit haf lat tire. #
Remo vethef lat tir eand ins tallthe
spar ewheel or consult aqualified spe‐
cialis tworks hop. Depending on
your vehicle's equipment, in the
eve nt of aflat tir eyou ha vethef ollowing possibil‐
ities:
R Youc an call breakdown assis tance via the
breakdown assis tance cal lbuttonint heove r‐
head control panel (/ page176).
R Chang ethe wheel (/ page234). Batte
ry Note
sont he12Vb attery &
WARNING Risk of an accident du eto
wo rkcar ried out incor rectly on theb at‐
te ry
Wo rkcar ried out incor rectl yont he battery
can, fore xamp le, lead toas hor tcircuit .This
can lead tofunction restrictions in saf ety-re l‐
ev ant sy stems, fore xamp lethel ighting sys‐
te m, ABS (anti-loc kbraking sy stem) or ESP ®
(Elect ronic Stabilit yProgram). The operating
saf etyofy ourvehicle ma yberestricted.
Yo uc oul dlose control of thev ehicle in the
fo llowing situations:
R when braking
R inthee vent of ab rupt steering maneuvers
and/or when thev ehicle's speed is not
adap tedtot heroad conditions #
Inthee vent of ashortcircui tora simi‐
la ri ncident, contact aqualified special‐
is tw orks hop immediately. #
Do no tcontinue driving. #
Alwaysh ave workon theb atter ycarried
out at aqualified specialis tworks hop. R
Further information on ABS (/ page146)
R Further information on ESP ®
(/ page147) Mercedes-Benz
recommends that youh avet he
12 Vb atter yreplaced at aqualified specialist
wo rkshop, e.g. at an authorized Mercedes-Benz
Center.
Should youw ant toreplace theb atter yyourself,
obser vethef ollowing information:
R Alwaysr eplace afaulty batter ywithab attery
whic hfulfills thev ehicle's specific require‐
ments.
R Carryove rdetachable parts suc hasthevent
hose, elbo wfittin gort erminal co verfromt he
batter ytober eplaced.
R Mak esuret hat thev ent hose is alw aysc on‐
nected toits original openin gonthe battery
side.
Ins tallthe existin gorn ewlysupplied stop
plugs.
Otherwise, gases or batter yacid could
escape.
R Mak esuret hat thed etachable parts ar econ‐
nec tedint he same wayasb efore.
Fo rs afet yr easons, Mercedes-Benz recommends
th at youo nly use bat teries that ha vebeen tested
and appr ovedfor your vehicle byMercedes-Benz.
These batteries pr ovide inc reased impact pr otec‐
tion topreve ntvehicle occupants from suf fering
aci db urns should theb atter ybed amaged in an
accident. &
WARNING Risk ofexplosion due toelec‐
tros tatic charge
Electros tatic charge can cause spa rksw hich
ma yignit ethe highl yflammable gasm ixture
in theb atter y. #
Todischar geanye lectrostatic charge
th at ma yhave built up, touc ht he me tal
ve hicle body befor ehandling theb at‐
te ry. The highly
flammable gasm ixtur eisc reated while
th eb atter yisc harging and when jump-s tarting. &
WARNING Danger of chemical burns
from theb atter yacid
Batter yacid is caustic. #
Avoid contact wit hthe skin, eyes or
clo thing. #
Do no tlean overthe batter y. #
Do no tinhal ebattery gases. Breakdown assis
tance 201