%
Ifyo uth en exitth eve hicle leavingth eSmar t-
Ke yin theve hicle, theaut omatic transmission
re mains inneut ral005C.
Eng Eng
aging par aging
parkposition P k
position P #
Obser vetheno teson par king theve hicle
(/ page147). #
Depr essthebr ak epedal untiltheve hicle
comes toast ands till. #
When theve hicle isat ast ands till,pr ess but-
to n005D.
Whe nth etransmission positiondisplaysho ws
005D ,th epar kposition iseng aged. Ifno trans-
mission position display005D appear s,secur e
th eve hicle toprev ent itfrom rolling away.
% Depending onthesituation, itma yta ke a
shor ttime until005D iseng aged. Ther efor e,
alw ayspa yatt ent ion tothetransmission posi-
tion displa y.
Pa rk position
005Diseng aged aut omaticall yif one
of thefo llo wing conditions isme t:
R Youswitc hth estationar yve hicle o.intrans-
mission position005Bor005E. R
Youopen thedr iver's door when theve hicle is
at ast ands tillor when drivi ng atave ry low
speed andthetransmission positionis005B or
005E.
% Tomaneuv erwit han open driver's door ,open
th edr iver's door while atast andstill and
eng agetransmission position005Bor005E again.
% Atvery low outside temp eratur esbelo w
appr ox.-4°F (-20° C),youma yno tbe able to
shiT thetransmission from 005Dtoano ther
tr ansmission positionwhentheve hicle is
switc hedo..Ifth is isthecase, onlych ang e
th etransmission positionwhiletheve hicle
switc hedon.
Eng Eng
agin gdr agin
gdr iv iv
e posit ionD e
posit ionD #
Depr essthebr ak epedal andpush theDIRECT
SELECT leve rdo wn past the/r st point of
re sis tance.
Whe nth eaut omatic transmission isin transmis-
sion position 005B,itshiTs thege arsaut omati cally.
This depends ,am ong other things, onthefo llo w-
ing fact or s:
R The select eddrive pr og ram R
The positionof theacceler ator pedal
R The driving speed PrPr
oblems wit oblems
witht h
the tr he
transmission ansmission
The
tr The
transmission hasaf ansmission
hasafaulty g aulty
gear ear
shiT shiT
Po ssible cause:
R The transmissi onislosin goil. #
Have thetransmission checkedat aqu ali/ed
special istwo rkshop immed iately.
The accel er The
accel erati on c ati
on cha r ha
rac t ac
ter er
is istics
ge tics
getw t
w or or
se, and se,
and
t t
he tr he
transm ission nolong ansm
ission nolong er er
shi Ts. shi
Ts.
Po ssible cause:
R The transmissi onisin emer gency operation
mode . #
Stop theve hicle inaccor dance withth etra1c
conditions. #
ShiT thetransmission toposition 005D. #
Switc ho. theve hicle. #
Waitat least tensec onds . #
Startth eve hicle again. 142142
Dr
iving and parking
Pa
rticular ly,ke ep thear eas around thesensor s
and camer asfree ofdir t,ice orslush
(/ page269). Thesensor sand camer asmust
no tbe coveredand thede tection rang es around
th em must bekept free. Donotat ta ch addit ional
licen seplat ebr ac ket,adv ertisem ents, stickers,
fo ils orfoils toprotect against stone chippings in
th ede tection rang eof thesensor sand camer as.
Mak esur eth at ther ear eno ove rhang ingloads
pr otru ding intoth ede tection rang e.
If th er eis damag eto abum perorthera diat or
gr ille, oraTer animpact, have thefunction ofthe
senso rscheckedat aqu ali/ed special istwo rk-
shop. Have damag eor stone chipping inthear ea
of thecamer ason thefront and rear wind ows
re pair edataqua li/ed specialist workshop. OvOv
er er
vie vie
wof dr w
of drivi ng syst ivi
ng systems anddr ems
anddrivi ng safe ivi
ng safety ty
sy st sy
stems ems
R
ABS(A An
ti-loc kB Bra
king S Sys
tem) (/ page157 )
R BAS (B Bra
keA A
ssis tS Sys
tem) (/ page157)
R ESP ®
(E Electr
onicS Sta
bility P Pro
gram)
(/ page157) R
ESP ®
Cr osswin dAssis t(/ page158)
R EBD (E Elect
ronic B Bra
keforc eD Distr
ibution)
(/ page159 )
R STEER CONTR OL(/ page159 )
R HOL Dfunct ion (/ page159 )
R HillSt artAssis t(/ page160 )
R Start-o. assis t(/ page161 )
R ATTEN TIONASSIS T(/ page161)
R Cruis econt rol(/ page163)
R Tra1c Sign Assis t(/ page180)
R Suspen sionwith adap tivedam pingadju stmen t
(/ page189)
Dr Dr
iving Assis t ivi
ng Assis tance pack ance
packag e ag
e
The follo wing functions arepar tof theDr iving
Assist ancePackag e. Cer tain functions areonl y
av ailabl ein some countries. Som efu nct ionsar e
also availabl ewit hout theDr iving Assist ance
Pa ckag e, albei twit hre str icte dfun ctionality .
R ActiveDist ance AssistDIS TRONI C
(/ page165) R
ActiveSpeed LimitAssist(countr y-dependent )
(/ page169)
R Route-based speedadaptation (countr y-
dependent )(/ page170)
R ActiveBr ak eAssi st(/ page175)
R ActiveSt eer ing Assist (countr y-dependent )
(/ page171)
R ActiveEmer gency Stop Assist (countr y-
dependent )(/ page173 )
R ActiveLane ChangeAssi st(countr y-depend-
ent) (/page174)
R Blin dSpo tAssist andActiveBlind SpotAssi st
wit hex itwa rning (/ page184)
R ActiveLane Keeping Assist (/page187)
P P
ar ar
king P king
Pac k ac
kag e ag
e
R Rear vie wcamer a(/ page189)
R Surround viewcamer a(/ page191 )
R Parking Assist PARK TRON IC(/ page194)
R ActivePa rking Assist (/page198) 156156
Dr
iving andparking
R
When theengine isoTen leTidling forlong
per iods
R Oper ation inpar ticular lydust ycondition s
and/or ifair -recir culation modeisfreq uentl y
used
In these orsimilar operating conditions, have the
int erior air/lter,air /lter,engine oiland oil/lter,
fo rex am ple, chang edmor efreq uen tly. The tires
must becheckedmor efreq uentl yif th eve hicle is
oper ated und erincr eased loads. Further informa-
tion canbeobt aine dat aqu ali/ed special istwo rk-
shop. Bat
t Bat
ter er
ydiscon nectionper y
discon nectionperiods iods
The
ASSYST PLUS service interva ldispla ycan cal-
culat eth eser vice duedateonl ywhen thebatt ery
is connect ed. #
Displa yand note down theser vice duedate
on theinst rument displa ybef oredisconne ct-
ing thebatt ery(/ page257). Engine
com Engine
compar par
tment tment
Opening
andclosing t Opening
andclosing the hood he
hood &
W W
ARNIN G ARNIN
GRisk ofaccident duetodriving
wit hth ehood unlocked
The hood mayope nand blockyour vie w. #
Neverre lease thehood when driving. #
Beforeev erytrip, ensur eth at thehood is
loc ked. &
W W
ARNIN G ARNIN
GRisk ofaccident andinjury
when openingand closin gth ehood
The hood maysuddenl ydr op intoth eend
position.
Ther eis arisk ofinjuryfo ran yone inthe
hood's rang eof mo vement. #
Donotopen orclose thehood ifth er eis
a per son inthehood's rang eof mo ve-
ment. &
W W
ARNIN G ARNIN
GRisk ofbur nswhen openin gth e
hood
If yo uopen thehood intheev ent ofan ove r-
heat edeng ineor/rein theengine compart-
ment, thefo llo wing situations mayoccur :
R Youma ycome intocont actwithho tga ses.
R Youma ycome intocont actwithot her
escapin gho toper ating0uids. #
Beforeopen ingthehood, allowthe
engine tocool down. #
Intheev ent ofa/r ein theengine com-
par tment, keep thehood closed andcall
th e/r eser vice. &
W W
ARNIN G ARNIN
GRisk ofinjur ydue tomo ving
par ts
Com ponen tsintheengine compartment may
continue torunor star tune xpectedl yev en
when thedr ive sy stem isswitc hedo..
Obser vethefo llo wing ifyo umust open the
hood: 258258
Main
tenanc eand care
#
Switcho. theve hicle. #
Neverto uc hth edang erzones surround-
ing moving components, e.g.thero tation
ar ea ofthefa n. #
Remo vejewe leryand watches . #
Keep items ofclo thing and hair away
fr om moving parts. &
W W
AR NIN G AR
NIN GRisk ofinjuryfrom touc hing live
com ponents
The ignition system and thefuel injection sys-
te m oper atewit hahigh voltag e. Youcould
re ceiv ean elect ric shoc k. #
Neverto uc hcom ponents oftheignition
sy stem orfuel injection system when the
ve hicle isswitc hedon. The
livecom pone ntsincl ude thefo llo wing, for
ex am ple:
R Ignition coils
R Fuelinject ors R
Electr iclines totheignition coilsandthefuel
inject ors &
W W
ARNING ARNING
Riskofbur nsfrom hotcom po-
nent partsintheengine compartment
Cer tain com ponent partsintheengine com-
par tment canbevery hot,e.g .th eengine, the
cooler andpartsof theex haus tsy stem. #
Allow theengine tocool down and only
to uc hcom ponent partsdescr ibedinthe
fo llo wing. &
W W
ARNIN G ARNIN
GRisk ofinjur yfrom using the
wind shield wiperswhen thehood isopen
If th ewindshield wipersst ar tmo ving when the
hood isopen ,yo ucould betrapped bythe
wiper linkage . #
Alwaysswitc ho. thewindshield wipers
and theve hicle /rst ifyo uneed toopen
th ehood. Opening
t Opening
the hood he
hood #
Torelease thehood, pullonhandle 1. Maint
enance andcare
259 259
#
Push yello whandle 1onthehood catchto
th eleT asfaras itwill go(palm down wards).
LiT thehood untilitis aut omaticall yra ised by
th epneumatic spring.
Closing t Closing
the hood he
hood #
Lowe rth ehood andletit dr op from aheight of
appr oximat ely8 in (20 cm). #
Ifth ehood canstillbeliTed slightl y,open the
hood again and close itwit halit tle forc euntil
it eng ages cor rectl y. Engi
neoil Engi
neoil ChecChec
kingt king
the eng ineoillev he
eng ineoillevel using t el
using the on-bo ard he
on-bo ard
com com
put put
er er
R R
eq eq
uir uir
ement s: ement
s:
R The enginehas been warmed up.
R The vehicle ispar kedon aleve lsur face.
R The engineisrunning atidle speed.
R The hoodis clo sed .
The engine oilleve lis de term ined during driving.
De term ining theengine oilleve lcan take up to
30 minut eswithanor mal driving styleand even
long erwit han activ edr iving style. On-boar
dcom puter:
4 Service 5
Engine OilLevel
One ofthefo llo wing messa geswill appear onthe
inst rument displa y:
R Measuring EngineOil Level... :meas urement
of theoil leve lis no tye tpos sible. #
Repeat there qu est aTer amaximum of
30 minut es'driving.
R Engine OilLevel OKand thebar displa yfo r
indicating theoil leve lon theinst rument dis-
pla yis green and isbe tween "min" and"max":
th eoil leve lis cor rect.
R Engine OilLeve lAdd 1,1qts. andthebar dis-
pla yfo rindicating theoil leve lon theins tru-
ment displa yis orang eand isbelo w"min": #
Add1.1 USqt(1l)of engin eoil.
R Red uce Engine OilLevel andthebar displa y
fo rindicating theoil leve lon theinst rument
displa yis orang eand isabo ve"max": 260260
Main
tenanc eand care
#
Drain o.anyex cess engineoilthat has been
added. Todo so, consult aqua li/ed specialist
wo rkshop.
R For Engine OilLeve lSwi tch Ignition On #
Switchon theve hicle tocheckth eengine oil
le ve l.
R Engine OilLevel System Inoperative: Theoil
le ve lsensor isdef ectiv eor notconnect ed. #
Consult aqua li/ed specia listworkshop.
R Engine OilLeve lSys tem Currentl yUnav ail. #
Close thehood.
T T
opping upengine oil opping
upengine oil &
W W
ARNIN G ARNIN
GRisk ofbur nsfrom hotcom po-
nent partsintheengine compartment
Cer tain com ponent partsintheengine com-
par tment canbevery hot,e.g .th eengine, the
cooler andpartsof theex haus tsy stem. #
Allow theengine tocool down and only
to uc hcom ponent partsdescr ibedinthe
fo llo wing. &
W W
ARNIN G ARNIN
GRisk of/reand injur yfrom
engine oil
If engine oilcomes intocont actwithho tcom-
ponent partsintheengine compartment, it
ma yignit e. #
Mak esur eth at no eng ineoilisspill ed
ne xt to the/ller opening. #
Allo wtheengine tocool o.and thor -
oughl yclean theengine oilfrom com po-
nent partsbef orestar ting theve hicle. *
N NO O
TE TE
Eng inedamag ecaused byan inco r-
re ct oil /lter,incor rect oil oradditi ves #
Donotuse engin eoils oroil /lterswhic h
do notcor respond tothespeci/c ations
ex plicitl ypr escr ibed forth eser vice inter-
va ls. #
Followtheinst ruction son theser vice
int erva ldispla yfo rch ang ingtheengine
oil and obser vethepr escr ibed chang e
int erva ls. #
Donotuse additiv es. *
N NO O
TE TE
Damag ecaused byre/lli ng too
muc hengi neoil To
omuc hengin eoil can damag eth eengine or
th ecat alytic converter . #
Have excess engineoilremo vedat a
qu ali/ed special istwo rkshop. %
Depen dingon drivi ng style, theve hicle con-
sumes upto0.9 USqt(0.8 liter) ofoil per
600 miles (1000 km).Theoilconsum ption
ma ybe higher than this when theve hicle is
ne wor ifyo ufreq uentl ydr ive at high engine
speeds. Maint
enance andcare
261 261
#
Turn cap 1count er-cloc kwise andremo veit. #
Addengin eoil. #
Replace cap1and turnit cloc kwise untilit
eng ages. #
Chec kth eoil leve lag ain (/ page260). ChecChec
kingt king
the coolant lev he
coolant level el
&
W W
ARNIN G ARNIN
GRisk ofbur nsfrom hotcom po-
nent partsintheengine compartment
Cer tain com ponent partsintheengine com-
par tment canbevery hot,e.g .th eengine, the
cooler andpartsof theex haus tsy stem. #
Allow theengine tocool down and only
to uc hcom ponent partsdescr ibedinthe
fo llo wing. &
W W
ARNIN G ARNIN
GRisk ofscalding from hotcool-
ant
If yo uopen thecap, youcould bescalde d. #
Letth emo torcool down beforeopening
th ecap. #
When opening thecap, wearprotectiv e
glo vesand safetygl asses. #
Open thecap slowly torelease pressur e. #
Park theve hicle onaleve lsur face. #
Chec kth ecoolant temp eratur edispla yin the
inst rument cluster.
The coolant temp eratur emust beinthebo t-
to m quarterof thete mp eratur edispla y. #
Slowly turncap 1count er-cloc kwiseto
re lease overpressur e. 262262
Main
tenanc eand care
R
Maint ainadist anceof atlea st11.8 in(30 cm)
to theve hicle.
R V V
ehicle swit ehicle
swit hdecor h
decor ativ ativ
ef e
foil: oil:
Parts of your
ve hicle areco veredwit hadecor ativefo il.
Maint ainadist ance ofatleast 27.6in(70 cm)
be tween thefo il-co veredpar tsof theve hicle
and thenozzl eof thepo we rwa sher .Mo vethe
po we rwa sher nozzlearoun dwhils tclean ing.
The waterte mp eratur eof thepo we rwa sher
mus tno tex ceed 140°F(60° C).
R Obser vetheinf ormation onthecor rect dis-
ta nce intheeq uipment manufacturer'soper -
ating instruction s.
R Donotdir ect thenozzl eof thepo we rwa sher
dir ectl yat sensi tivepar ts,suc has tires, gaps,
electr icalcom ponent s,batt eries, light sources
and ventila tion slits. WW
as hing t as
hing the v he
vehi cle b ehi
cle by ha nd y
ha nd *
N NO O
TE TE
Engine damagedue towa tering ress #
Take car eno tto point thewa terje t
dir ectl yto wa rdsth eair inle tgr ille belo w
th ehood. Obser
vetheleg alrequ irements, e.g.inanumber
of countr ies,washing byhand isonl yper mitt edin
special lydesignat edwash bays. #
Use amild clean ingagent ,e.g .car sham poo. #
Washtheve hicle withluk ewarm wa terusing a
soT carspong e.When doingso,donot
ex pose theve hicle todirect sunlight. #
Carefull yhose theve hicle o.withwa terand
dr yusing ach amois.
% Obser vetheno teson thecar eof vehicle
par ts(/ page269). NNo o
t t
es on pain tw es
on pain twor or
k/mat t k/mat
te e
/nish /nish
paintw pain
twor or
kcar e k
car e To
avo iddamaging thepaintw orkand interfering
wit hth edr iving assist ancesystems, please
obser vethefo llo wing notes: P P
aint aint
R Insect remains: soakwithinsect remo verand
ri nse o.thetreat edareas aTer wards.
R Birddr oppin gs:soak withwa terand rinse o.
aT erwa rds.
R Tree resin, oils, fuels and greases: remo veby
ru bbing gentl ywit haclo thsoak edinpe tro-
leum ether orlighter 0uid.
R Coolan tand brak e0uid: remo vewit hadam p
clo thand clean water.
R Tarst ains: usetarre mo ver.
R Wax:use silicone remo ver.
R Donotatt achsti ckers, /lms orsimilar materi-
als. Onlyha ve /lm attached tothebum perat
a qua li/ed specialist workshop.
R Remo vedirtimmediat ely, wher epossibl e.
Mat t Mat
te e
/nish /nish
R Onlyuse carepr oduct sappr oved for
Mer cedes-Be nz.
R Donotatt achstic kers,/lms orsimil armat eri-
als. Onlyha ve /lm attached tothebum perat
a qu ali/ed special istwo rkshop. Main
tenanc eand care
267 267