Page 153 of 322

Ad
ding DEF
* NO
TEEngine damag eduetoDEF being
in thef uel #
DEFm ustn otbe used tofill th ef uel
ta nk. #
Only us eDEFtofill th eD EFtank. #
Do no toverfill theD EFtank. *
NO
TEContamination of thev ehicle inte‐
ri or due toDEF leakage #
Aftera dding, careful lyclos ethe DEF
re fill con tainer. #
Avoid car rying DE Frefill container sper‐
manentl yinthevehicle. Re
quirements:
R The ignition is switched off
The following messages that appear in succes‐
sion in them ultifunction displa yindicat ethat you
need torefill th eD EFtank:
R Refil lAdditive See Operator's Manual
The DEF tankhasfallen belo wthe firs tw arn‐
ing thre shold.
R Refill Additive Starts until Emerg. Op.: XXX
See Operator's Manual
The DEF supply has fallen belo wthe reser ve
mar k.
Af tert he messag eappear sfor thef irst time,
th er emaining DEF suppl ywill las tfor appr ox‐
ima tely 1,200 mile s(1,900 km) .The engine
can then onl ybestarted ano ther 16 times.
The numbe rofremaining engine starts XX(16
to 1) is shown in them essag eevery time the
engine is star ted.
R Refill Additiv eEmergenc yOp.: XXX mph See
Operator's Manual
Yo uc an only driv ethe vehicle at amaximum
speed of 5mph (8 km/h).
Yo uc an also ha vetheD EFfill le vela nd theD EF
ra ng ed ispl ay ed (/ page128). Openin
gthe DEF filler cap on filler caps that
ar en otloc kable #
Open theh ood. #
Turn DEF filler cap 1coun ter-clockwise and
re mo veit.
Opening theD EFfiller cap on loc kable filler
caps #
Open theh ood. #
Take tool 4 foru nlocking DEF filler cap 1
from thev ehicle tool kit. Driving and parking
12 9
Page 154 of 322

#
Pull co ver3on DEF filler cap 1up, turn
90° and release. #
Inser ttool 4in holes 2of DEF filler cap
1. #
Turn DEF filler cap 1coun ter-clockwise and
re mo veit.
Preparing theD EFrefill canis ter Va
riant 1 Va
riant 2 #
Unscr ewthec ap on DEFr efill canister2. #
Screw disposable hose 1ontothe opening
of DEF refill canis ter2 until hand-tight. Ad
ding DEF Va
riant 1 Va
riant 2 #
Screwd isposable hose 2ontothe filler neck
of thev ehicle until hand-tight. #
Liftupa nd tip DEF refill canis ter1.
The filling proces sstops when theD EFtank is
comple tely full.
DEF refill canis ter1 can be remo vedw hen it
has been onl ypartiall yemp tied. #
Unscr ewdisposable hose 2and close DEF
re fill canis ter1 inreve rseo rder. #
Switc hont he ignition foratl east 60 seconds. #
Startt he vehicle.
% Av
oid storing DEF container spermanent lyin
th ev ehicle.
DEF refill bottle
Onl yscrew theD EF ref ill bottle hand-tigh tonto
th ef iller openin ginthe engine compartment. It
ma yotherwise be damaged. 13 0
Driving and pa rking
Page 155 of 322

DEF
refill bottles 1can be obtained at man ygas
st ations or at aqualified specialis tworks hop.
Re fill bottles without athreadedc ap offerno
ove rfill pr otection .DEF mayleak out as aresult
of ove rfilling. Mercedes-Benz of fers special refill
bottles wit hathreadedc ap. Theseareavailable
at an yauthorize dMercedes-Ben zCenter. #
Unscr ewthep rotectiv ecap from DEFr efill
bottle 1. #
Place DEFr efill bottle1as shown on filler
opening 2and scr ewit on clockwise until
hand-tight. #
Press DE Frefill bottle 1towa rdsf iller open‐
ing 2.
The DE Ftank is filled. This could takeupto
one minute.
% When
theD EFrefill bottle is no longer
pressed down, filling stops. The bottle can be
re mo vedw hen it has been onl ypartially emp‐
tied. #
Release DE Frefill bottle 1. #
Turn DEF refill bottle 1coun ter-clockwise
and remo veit. #
Screwt he pr otectiv ecap ont oDEFrefill bot‐
tle 1 again.
Fi lling procedur ewitht he pum pnozzle of an
DEF filling pump #
Inser tthe pum pnozzle int othe filler nec kand
add DE F.When doing so, do no toverfill the
DEF tank.
Closin gthe DE Ffiller cap on filler caps that
ar en otloc kable #
Afterf illing theD EFtank ,p lace DEF filler cap
1 onthef iller nec kand tigh tenitc lock wise. #
Turn theD EFfiller cap until thel ette ring is
legible and horizontal.
The filler nec kisonlyl oc kedc orrectly when
th is is thec ase. #
Close theh ood. Driving and parking
131
Page 156 of 322

Closing
theD EFfiller cap on loc kable filler
caps #
Afterf illing theD EFtank ,p lace DEF filler cap
1 onthef iller nec kand tigh tenitc lock wise. #
Remo vetool 4 from DEF filler cap 1and
st or eitint hevehicle tool kit. #
Pull co ver3on DEF filler cap 1upover
holes 2of DEF filler cap 1,turna nd
re lease. #
Turn DEF filler cap 1.
If DE Ffiller cap 1turns freel y,theD EFtank
is closed. Park
ing Pa
rking thev ehicle &
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. &
WARNING Risk of accident and injury
du etoc hildren 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. *
NO
TEDama getothev ehicle or thed rive‐
train due torolling away #
Alwaysp arky our vehicle safely and
according tolegal requirements. #
Alwaysp roper lysecur ethe vehicle
agains trolling away. &
WARNING Risk of accident and injur yif
pa rking brak eisnotapplied
If yo up arkt he vehicle wit hthe transmission
in par kposition 005Dand thep arking brak eis
no te ngaged, thev ehicle ma yroll away.
Engaging pa rkposition 005Dis no tafully ade‐
qu ater eplacement fort he parking brake.
Ther eisar isk of accident and injur y. #
Secu rethev ehicle agains trolling away
as desc ribed belo w. 13 2
Driving and pa rking
Page 157 of 322

Obser
vethef ollowing points toensur ethat the
ve hicle is properly secured agains trolling away
unin tentionally: #
Alwaysa pply thep arking brake. #
Vehicles with automatic transmission:
engag etransmission position 005D.#
On uphill or downhill inclines: turnthe
front wheels towa rdst he curb. #
On uphill or downhill inclines: securethe
re ar axle wit hachockorano bject without
shar pedges.
% Yo
uc an operat ethe side windo wsforf ive
minutes af tery ou ha veswitched of fthe vehi‐
cle. Manual parking brake
Applying/releasing
theh andbrak elever &
WARNING Risk of skidding or an acci‐
dent bybraking wit hthe parking brake
If yo uh ave tobrak eyour vehicle wit hthe
parking brake, theb raking dis tance is consid‐
erab lylonger and thew heels ma yloc k. There
is an increased risk of skidding and/or acci‐
dent. #
Only brak ethe vehicle wit hthe parking
brak eift he service brak ehasfailed. #
Inthis case, do no tappl ythe parking
brak ewitht oo muc hforce. #
Ifth ew heels loc k,immediately release
th ep arking brak easmuchasr equired
fo rt he wheels totur na gain. &
WARNING Risk offire and an acciden tif
th ep arking brak eisnotreleased
If th ep arking brak eisnotfull yreleased when
driving, thef ollowing situations can occur:
R The parking brak ecan overheat and cause
af ire
R The parking brak ecan lose its holding
function #
Comple tely release thep arking brake
befor edriving off. The brak
elights do no tlight up when youb rake
th ev ehicle wit hthe parking brake.
Generally ,you ma yonlya ppl ythe parking brake
when thev ehicle is stationar y. #
Toappl ythe parking brake: pullhandbrake
le ver 1up as farast he las tpossible de tent.
Whe nthe engine is running ,the 0049
and 0024 (USA) or 0024(Canada) indicator
lamps in theI nstrument Displa ylight up. If
th ev ehicle is in motion, awarning tone
sounds.
% In
vehicles wit hafolding handbrak eleve r,
yo uc an then press handbrak elever 1 down
as farasitw illg o. #
Torelease thep arking brake: onvehicles
wit haf olding handbrak eleve r,firs tp ullh an d‐
brak elever 1 up as farasitw illg o. #
Pullh andbrak elever 1 slightly and press
re lease knob 2. #
Guide handbrak elever 1 down toas farasit
willg o.
The 0049 and0024 (USA) or 0024(Canada)
indica torlamps in theI nstrument Displa ygo
out.
Fo lding theh andbrak elever up or down (only
in vehicles with afolding handbrak elever)
Re quirements:
R The handbrak eleve risa pplied. #
Tofold down theh andbrak elever: push the
handbrak elever down as farasitw illg o. #
Toraise theh andbrak eleve r:pull theh and‐
brak elever up as farasitw illg o. Driving and parking
13 3
Page 158 of 322

Pe
rforming emer gency braking with theh and‐
brak elever If, in
exceptional cases, thes ervice brak efails,
yo um ayuse thep arking brak etoperform emer‐
ge ncy braking. #
Eme rgency braking: press and hold release
button 2and carefull ypull brak elever 1. Electric parking brake
Note
sont he electric parking brake &
WARNING Risk of accident and inju ry
due tochildren and animals lef tunat ten‐
de dint hevehicle
If yo ul eave children and animals unat tended
in thev ehicle, they ma ybea bletos etthe
ve hicle in motion, fore xamp leby:
R Releasing thep arking brake.
R Shifting thea utomatic transmission out of
par kposition 005D.
R Startin gthe engine.
In addition, they ma yoperat evehicle equip‐
ment and become trapped. #
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. Fo
rthe automatic functions towo rkcor rectl y,the
driver mus tbeseated in thec orrect sea tposition
(/ page 59).
The function of thee lectric parking brak eis
dependent on theo n-boar delectrical sy stem volt‐ age. If
theo n-boar delectrical sy stem voltag eis
lo wort hereisam alfunction in thes ystem, it
ma ynotbe possible toappl ythe electric parking
brak eand they ellow 0024 indicator lam plights
up.
In this case, par kthe vehicle in thef ollowing way:
R Park thev ehicle on le velg roun da nd secur eit
to prev ent it from rolling away.
R Ve
hicles with automatic transmission:
shif tthe transmission toposition 005D.
% The electric parking brak
eisonlya ctually
applied when ther ed 0049 and0024 (USA)
or 0024 (Canada) indicator lamps light up
continuousl y.
It ma ynotbe possible torelease aparkin gbrake
if th eo n-boar delectrical sy stem voltag eisl owor
if th er eisam alfunction in thes ystem. Infor ma
qu alified specialis tworks hop. When thee ngine is
switched off, thee lectric parking brak ecarries
out afunction test at regular inter vals. Noise sare
normal in this process.
Au tomaticall yapplying the electric parking
brake
Ve hicles with automatic transmission:
The electric parking brak eisautomatically
applied when thet ransmission is in position 005D.
In addition, at leas tone of thef ollowing condi‐
tions mus tbefulfilled:
R thee ngine is switched off
R thed rive risn otsitting in thed rive r's seat
R theb elt buckle is undone To
prev ent thee lectric parking brak efroma pply‐
ing automaticall y,pull switch 1. 134
Driving and pa rking
Page 159 of 322

The electric parking brak
eisalso automatically
applied if ActiveD ista nce Assi stDISTRONI Chas
brought thev ehicle toas tandstill.
In addition ,atleastone of thef ollowing condi‐
tions mus tbefulfilled:
R thee ngine is switched off
R thed rive risn otsitting in thed rive r's seat
R theb elt buckle is undone
R ther eisas ystemm alfunction
R thep owe rsupply is insuf ficient
R thev ehicle is stationar yfor along time
The red0049 and0024 (USA) or 0024(Canada)
indicator lam pinthe instrument displa ylights up.
The electric parking brak eisonlya ctuall yapplied
when ther ed 0049 and0024 (USA) or 0024
(Canada) indicator lamps light up continuousl y.
Re leasing thee lectric pa rking brak eautomat‐
ically
Ve hicles with automatic transmission:
The electric parking brak eofyourvehicle is
re leased when all of thef ollowing condition sare
fulfilled:
R The driver is sitting in thed rive r's seat.
R The driver is belted.
R The engine is running.
R The transmissio nisinposition005Bor005E and
yo ud epress thea ccelera tor
or
Yo us wit ch from transmission position 005Dto
position 005Bor005E.Y ou mus talso depress the
accelerator if tra veling on steep uphill gradi‐
ents.
R Ifth et ransmission is in position 005E,therear-
end door smustbec losed.
App lying/releasing thee lectric pa rking brake
manually &
WARNING Risk of accident and inju ry
due tochildren and animals lef tunat ten‐
de dint hevehicle
If yo ul eave children and animals unat tended
in thev ehicle, they ma ybea bletos etthe
ve hicle in motion, fore xamp leby:
R Releasing thep arking brake.
R Shifting thea utomatic transmission out of
par kposition 005D. R
Startin gthe engine.
In addition, they ma yoperat evehicle equip‐
ment and become trapped. #
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. #
Toappl y:press switch 1.
When thee lectric parking brak eisapplied,
th er ed 0049 and0024 (USA) or 0024(Can‐
ada) indicator lamps light up in thei nstru‐
ment displa y.The electric parking brak eis
onl yactuall yapplied when ther ed 0049
and 0024 (USA) or 0024(Canada) indicator
lamps light up continuousl y.
It is also possible toappl ythe electric parking
brak ewhen thei gnition is switched off. #
Torelease: pull switch 1.
The red0049 and0024 (USA) or 0024(Can‐
ada) indicator lamps in thei nstrument display
go out.
Yo um ayonlyrelease thee lectric parking
brak eift he ignition is switched on wit hthe
st art/ stop button. Driving and parking
13 5
Page 160 of 322

Emer
gency braking In
thee vent of an emergency ,you can brak ethe
ve hicle while it is in motion wit hthe electric park‐
ing brake. #
While driving, press switch 1ofthee lectric
parking brake.
The vehicle is braked as long as youk eep
switch 1ofthee lectric parking brake
depressed.
The longer electric parking brak eswitch 1is
depressed, theg reater theb raking forc e.
During theb raking procedure, youw illreceiv ethe
fo llowing feedbac kfromt hevehicle:
R awarning tone sounds
R the" Release parking brake" displa ymessage
appears
R ther ed 0049 and0024 (USA) or 0024(Can‐
ada) indicator lamps in theI nstrument Display
fl ash
When thev ehicle has been braked toas tandstill,
th ee lectric parking brak eisapplied. Pa
rking thev ehicle forane xtended period Pa
rking thev ehicle forl on gerthan four
we eks #
Method 1: connec tthe batteries toatrick le
ch arge r. #
Method 2: disconnect thev ehicle star terb at‐
te ry. #
Method 3: switchofft he po wersupply using
th eb atter ymain switc hand disconnect the
auxiliar ybatter yonthe vehicle. #
Method 4: interrupt thep owe rsupply byacti‐
va ting standb ymode (/ page136). The
charge leve loft he batter ymustbec hecked
eve rythre ew eek sifnom easures ar etaken to
maintain theb atter ycharge. #
Batte ryvoltag ebelow1 2.2 V:charge the
batter ytopreve nt deep discharg edamage.
% Fu
rther information can be obtained at a
qu alified specialis tworks hop. St
andb ymode Ac
tivating/deactivatin gstandb ymode
Re quirements:
R thee ngine is switched off.
On-boar dcomputer:
4 Settings 5
Vehicle
5 Ruhezustand (Stan dby) #
Toactivate/deactivate: selectYesorNo. Drivin
gand drivin gsafet ys ystems Note
on driving sy stems and your responsibil‐
ity Yo
ur vehicle is equipped wit hdriving sy stems
whic hassis tyou in driving, parking and maneu‐
ve ring thev ehicle. The driving sy stems ar eaids
and do no trelie veyouofy ourresponsibility.
Alw aysp ayattention tothet raffic and inter vene
if necessa ry.Bea wareofthel imitations rega rd‐
ing thes afeu se of these sy stems. Information about sensors
Cer
tain driving and driving saf etys ystems use
sensors 1tomonitor thea reainf ront of, behind
or next tothev ehicle (depending on thev ehicle's
equipment). 13 6
Driving and pa rking