
Key
isin the vehicle .This occurs, forexampl e,
when starting theengine.
To start thevehicle withoutactively usingthe
SmartKey:
R the Start/St opbutton mustbeinserted in
the ignition lock.
R the SmartKey mustbeinthe vehicle .
R the vehicle mustnotbelocked withthe
SmartKey orKEYLESS- GO(Ypage 74).
Do not keep theSmartKey:
R with electronic devices,e.g.amobil ephone
or another SmartKey.
R with metall icobjects, e.g.coins ormetal
foil.
R inside metallicobjects, e.g.ametal case.
This canimpa irthe functionali tyof the KEY-
LESS- GOkey.
If you lock thevehicle withtheSmartKey's
remote controlorwith KEYLESS- GO,after a
short time:
R you willnot beableto switch onthe ignition
with theStart/St opbutton.
R you willnot beableto start theengine with
the Start/St opbutton untilthevehicle is
unlocked again.
The engine canbeswitched offwhil ethe vehi-
cle isin motion bypressi ngand holdi ngthe
Start/St opbutton forthree seconds. This
function operatesindepe ndently ofthe ECO
start/stop automaticengine switch-off func-
tion.
Key positio nswith KEYLESS-GO 0043
Start/St opbutton
0044 Ignition lock
As soon asthe ignition isswitched on,allthe
indicator lampsin the instrument clusterlight
up. Further information onsitua tions where an
indicator lampeither failsto go out after start- ing
the engine orligh tsup whil edriving
(Y page 238).
If Start/St opbutton 0043has notyetbeen
pressed ,this corresponds tothe key being
removed fromtheignition.
X To swi tch onthe powe rsupply: press
Start/St opbutton 0043once.
The powe rsupp lyisswitched on.You can
now activate thewindsh ieldwipers, for
exampl e.
The powe rsupp lyisswitched offaga inif:
R the driver's doorisopened and
R you press Start/St opbutton 0043twice
when inthis positio n
X To swi tch onthe ignition: press Start/
Stop button 0043twice.
The ignition isswitched on.
If you press Start/St opbutton 0043once
when inthis positio n,the ignition is
switched offaga in.
Removing theStart/Stop button
You canremove theStart/St opbutton from
the ignition lockandstart thevehicle asnor-
mal using theSmartKey.
X Remove Start/Stopbutton 0043from ignition
lock 0044.
You donot have toremove theStart/St opbut-
ton from theignition lockwhen youleavethe
vehicle .You shoul d,howeve r,alw aystake the
SmartKey withyouwhen leaving thevehicle .
As long asthe SmartKey isin the vehicle :
R the vehicle canbestarted usingtheStart/
Stop button
R the electrical lypowe redequi pment canbe
opera ted Starting
theengi ne
Important safetynotes G
WARNING
If childre nare left unsup ervised inthe vehi-
cle, they could :
R opera tethe vehicle 'sequi pment Drivi
ng
127Drivi ngand parking
Z

Problems
withthetransmission Problem
Possible
causes/co nsequences and0050 0050
Solutions The
transm issionhas
problems shiftinggear. The
transm issionislosing oil.
X Have thetransm issioncheckedataquali fiedspecialist workshop
immediately. The
acceleration ability
is deteriorating.
The transm issionno
longer changes gear. The
transm issionisin emergency mode.
All vehicles (exceptMercedes-AMG vehicles):it is only partly
possible toengage thegears, orthe transm issionisin position 005C.
Mercedes-AMG vehicles:itis only possible toshift intosecond
gear andreverse gear.
X Stop thevehicle.
X Shift thetransm issiontoposition 005D.
X Switch offthe engine.
X Wait atleast tenseconds beforerestartingthe engine.
X Shift thetransm issiontoposition 005Bor005E.
Mercedes-AMG vehicles:if005B isselected, thetransm ission
shifts tosecond gearif005E isselected, thetransm issionshifts
into reverse gear.
X Have thetransm issioncheckedataquali fiedspecialist workshop
immediately. Refueling
Import
antsafety notes G
WARNING
Fuel ishighly flammable. Riskoffire and
explosion byimproper handlingoffuel.
You must avoid fire,open flames, smoking
and creating sparks.Switchoffthe ignition
before refueling and,ifpresent, switchoff
the auxilia ryheating. G
WARNING
Fuels aretoxic andharmful tohealth. There
is arisk ofinjury.
You must avoid fuelscoming intocontact
with skin, eyesandclothes orbeing swal-
lowed.
Do not inhale thefuel vapors. Keepchildren
away fromfuels.
Keep doors andwindows closedduringthe
refueling process. If
you orothers comeintocontactwith fuel,
observe thefollowing points:
R Immediately rinsethefuel offyour skin
with soap andwater.
R Ifyou getfuel into your eyes, immediately
rinse youreyes throughly withclean
water. Seekmedical attentionimmedi-
ately.
R Seek medical attentionimmediately iffuel
has been swallow ed.Donot induce vomit-
ing.
R Immediately changeoutofclothing which
has come intocontactwith fuel. G
WARNING
Elect rostatic charging canlead tothe crea-
tion ofsparks andignite fuelvapor. Thereis
a risk offire and explosion.
Touch themetallic bodyofthe vehicle
before youopen thefuel filler caporhandle
the pump nozzle.Any possible electrostatic
charge present willinthis way bedepleted. Refueling
145Drivingandparking
Z

Disp
laymes sages Poss
iblecauses/co nsequences and 0050 0050
Solu tions 003D
Sto pVeh icleSee Sto
pVeh icleSee
Ope rator'sMan ual Ope
rator'sMan ual The
battery isno longer bein gch arg edand theco nd ition ofcharg e
is toolow.
A warn ingtone also soun ds.
X Pull overand stop theveh iclesaf ely and switchoff theen gin e,
payin gatt ention toroa dand traff icco nd ition s.
X Se cur eth eveh icleagain strol lingaway (Ypage 147).
X Obs erveth eins truct ionsin the003D SeeOperator'sMan ual See
Operator'sMan ual
disp laymes sage .
X Con sult aqualif iedspecialistwor kshop . 00B2
Che ckEngine Oil Che
ckEngine Oil
At NextRef uel ing At
NextRef uel ing The
engin eoil levelhas dropped tothemin imum level.
A warn ingtone also soun ds.
! Av
oid longer journ eys when there isins ufficien ten gin eoil. You
co uld other wise damag eth een gin e.
X Chec kth eoil levelwhen next ref uelin g,at thelat est
(Y page 269).
X Ifne cessar y,add engin eoil (Ypage 269).
X Hav eth een gin ech ecke dat aqualif iedspecialistwor kshop ifyou
ne ed toadd engin eoil mor eoft en than usual.
In for mat iononappr oveden gin eoils can beobt ained from aquali-
fie dspe cialistwor kshop oron theIn te rn et athttp :/ /
bev o.mer cedes -ben z.co m. 00B2
Che ckEngine Oil Che
ckEngine Oil
Lev el(Add1 qua rt) Lev
el(Add1 qua rt) Mer
cedes -AMG vehicles:
The engin eoil levelistoolow.
! Av
oid longer journ eys when there isins ufficien ten gin eoil. You
co uld other wise damag eth een gin e.
X Chec kth eoil levelwhen next ref uelin g,at thelat est
(Y page 269).
X Ifne cessar y,add engin eoil (Ypage 269).
X Hav eth een gin ech ecke dat aqualif iedspecialistwor kshop ifyou
ne ed toadd engin eoil mor eoft en than usual.
In for mat iononappr oveden gin eoils can beobt ained from aquali-
fie dspe cialistwor kshop oron theIn te rn et athttp :/ /
bev o.mer cedes -ben z.co m. 00B2
Eng ine OilLevel Eng
ine OilLevel
Low StopVeh icl e Low
StopVeh icl e
Tur nEng ine Off Tur
nEng ine Off Mer
cedes -AMG vehicles:
The engin eoil levelistoolow.
The reisaris kof engin edamag e.
X Pull overand stop theveh iclesaf ely and switchoff theen gin e,
payin gatt ention toroa dand traff icco nd ition s.
X Se cur eth eveh icleagain strol lingaway (Ypage 147).
X Chec kth een gin eoil level(Y page 269).
X Ifne cessar y,add engin eoil (Ypage 269). Disp
laymes sage s
223On -boar dcomp uter anddi sp lay s Z

X
Reac hint oth egap, pullhoodcat chhan -
dle 0044upand lifthoo d0043.
If you liftthehoo dby appr oximat ely15in
(40 cm), thehoo dis open edand held open
auto maticallyby thegas- filled strut .
Closin gth ehood X
Lowe rth ehoo dand letitfall from aheig ht
of appr oximat ely8in (20 cm).
X Chec kth at thehoo dhas engage dpro perly.
If th ehoo dcan berais edslig htly, itis no t
pro perlyen gage d.Open itagain andcloseit
wit halit tle mor efor ce. Engine
oil
Not eson theoil level De
pen dingon your drivingstyle, theveh icle
co nsumes upto0.9US qt(0.8 lite rs)of oilpe r
60 0mi les(1 ,000 km).Th eoilco nsumpt ion
may behigh erthan this when theveh icle is
ne wor ifyou frequen tlydriv eat high engin e
spee ds.
De pen dingon theen gin e,theoil dipst ickmay
be inadiff ere ntloc atio n.
When check ing theoil leve l:
R park theveh icle onaleve lsurf ace
R theen gin esho uld beswit ched off for
appr oximat elyfivemin utesif th een gin eis
at norm aloper atingte mpe rature
R ifth een gin eis no tat norm aloper atingte m-
per atur e,e.g .if th een gin ewas onlystart ed
brie fly,wait about 30min utesbef ore carry-
ing out themeas urement Check
ingtheoil level usingth eoil dip -
st ick G
WAR
NING
Cert aincompo nentsin theen gin eco mpar t-
men t,suc has theen gin e,radiat orand parts
of theex haust system, canbecome very
hot .Wor kingin theen gin eco mpar tment
pose sa ris kof injury.
On lytouch thefoll owin gco mpo nentsdesc ri-
bed.
If work isbein gcar ried outonpublic roads,
pay attentio nto theroad andtraff icco nd ition s
and secure thearea asappr opriate . Ex
ample
X Pull outoildipst ick0043.
X Wipe offoildipst ick0043.
X Slo wly slide oildipst ick0043intoth eguide
tub eas far asitwill go,and takeit out
again .
If th eleve lis bet ween MINmark0087 and
MA Xmar k0044, theoil leve lis co rrect .
X Ifth eoil leve lhas dropped toMIN mark0087
or below, add1.1US qt(1l)of engin eoil.
Add ingengine oil G
WAR
NING
Cert aincompo nentsin theen gin eco mpar t-
men t,suc has theen gin e,radiat orand parts
of theex haust system, canbecome very
hot .Wor kingin theen gin eco mpar tment
pose sa ris kof injury.
Wher eposs ible, lettheen gin eco ol down
and touch onlytheco mpo nentsdesc ribedin
th efoll owin g. Engine
compartm ent
269Maintenan ceand care Z

G
WARNING
If engine oilcomes intocontact withhot
components inthe engine compartment, it
may ignite. Thereisarisk offire and injury .
Make surethatengine oilisnot spilled next
to the filler neck. Letthe engine cooldown
and thoroug hlyclea nthe engine oiloff the
components beforestarting theengine. H
Envi
ronmental note
When addingoil,take carenottospil lany. If
oil enters thesoil orwate rways,itis harmfu l
to the environment.
! Use
only engine oilsand oilfilters thatare
app roved forvehicl eswith aservice system.
A list ofthe engine oilsand oilfilters that
have been tested andapproved inaccord-
ance withMercede s-BenzSpecifications for
Service Productsisava ilable atany author-
ized Mercede s-BenzCenter.
The followi ngcaus eengine failure ordam-
age tothe exhau stsystem:
R Use ofengine oilsand oilfilters thathave
not been express lyapp roved forthe ser-
vice system
R Rep lace ment ofengine oiland oilfilter
after thereplacement intervalspecified
by the service system hasexpire d
R Use ofengine oiladd itives
! Do
not add toomuch oil.If the oilleve lis
abo vethe "ma x"mark onthe dipstick, too
much oilhas been added. This canleadto
dama getothe engine orthe catal yticcon-
verter. Haveexcess oilsiph oned off. Example
:engine oilcap X
Turn cap0043counter-clockwi seand remove
it.
X Add engine oil.
If the oilleve lis at or bel ow the MIN mark
on the oildip stick, add1.1USqt(1.0 liter)
of engine oil.
X Rep lace cap0043onthe filler neck andturn
clockwis e.
Ensure thatthecap locks intoplace
secure ly.
X Che ckthe oilleve laga inwith theoildip stick
(Y pag e269) .
Further informati ononengine oil
(Y pag e327) . Che
ckin gand adding otherservice
products
Che ckin gco olan tlev el G
WARNING
Certa incomponents inthe engine compart-
ment, suchasthe engine, radiator andparts
of the exhau stsystem, canbecome very
hot. Working inthe engine compartment
poses arisk ofinjury .
Where possible,let the engine cooldown
and touch onlythecomponents describedin
the followi ng. G
WARNING
Opening thehood when theengine isover-
hea ted orwhen thereisafire inthe engine
compartment couldexpose youtohot gase s
or other service products.There isarisk of
injury .
Let anoverhe atedengine cooldownbefore
openi ngthe hood. Ifthere isafire inthe
engine compartment, keepthehood closed
and contact thefire depa rtment. G
WARNING
The engine compartment containsmoving
components. Certaincomponents, suchas
the radiator fan,may continue torun orstart
aga insud denly whentheignitio nis off.
There isarisk ofinjury . 270
Eng
inecompar tmentMainten anceandcare

Make
surethatwindshield washerconcen-
trate isnot spilled inthe vicinity ofthe filler
neck . Example
X To open: pullcap 0043upwa rdsbythe tab.
X Add thepremixed washerfluid.
X To close :press cap0043onto thefiller neck
until itengages.
If the washer fluidlevel drops below therec-
ommended minimumfluidlevel of1US qt
(1 liter), amessage appearsinthe multifunc-
tion display prompting youtoadd washer fluid
(Y page 234).
Further information onwindshield washer
fluid/antifreeze (Ypage 329). Overview
ofthe engine compart -
ment Example
engine
0043 Oildipstick
0044 Brake fluidreservoir
0087 Engin eoil cap
0085 Coolant expansion tank
0083 Washer fluidreservoir ASSYST
PLUS Service
display
The ASSYST PLUS service interval displayindi-
cates theremaining timeperiod orthe remain-
ing distance tothe next regular service due
date.
Inform ationonthe type ofservice andservice
intervals (seetheseparate Maintenanc eBook-
let).
You canobtain further information froman
authorized Mercedes-Ben zCenter orat
http: //www.mbusa.com (USAonly).
i The
ASSYST PLUS service interval display
does notshow anyinformation onthe
engine oillevel. Observe thenotes onthe
engine oillevel (Ypage 269).
The multifunction displayshowsaservice dis-
play forafew seconds, e.g.:
R Service Ain ..Days Service
Ain ..Days
R Service ADue Service
ADue
R Service AExceeded by..Days Service
AExceeded by..Days
Depending onthe operating conditionsof the
vehicle, theremaining timeordistance until
the next service duedate isdisplay ed.
The letter A A
or B B,
possibly inconn ection witha
number oranother letter,shows thetype of
service. A A
stands foraminor service andB B
for
a major service.
You canobtain further information froman
authorized Mercedes-Ben zCenter.
Depending onhow thevehicle isused, the
ASS YST PLUS service interval displaymay
reduce theservice interval, e.g.inthe follow-
ing situations:
X the vehicle isprimarily usedtotravel short
distances
X ifthe engine isoften leftidling forlong peri-
ods
X ifthere arefrequent coldstart phases
Mercedes-Ben zrecommen dsyou avoid such
operating conditions.
The ASSYST PLUS service interval displaydoes
not take intoaccount anyperiods oftime dur-
ing which thebattery isdisconnec ted. 272
ASSY
STPLUSMaintenance andcare

Maintaining
thetime-dependent servicesched-
ule:
X Note down theservice duedate display edin
the multifunction displaybeforedisconnec t-
ing the battery.
or X Aft erreconn ectingthebattery, subtract the
battery disconnec tionperiods fromtheser-
vice date shown onthe display . Hiding
service displays
X Press the0076 or0038 button onthe steer-
ing wheel. Showing
servicedisplays
X Switch onthe ignition.
X Press 0059or0065 onthe steering wheel
to select theServ. Serv.
menu.
X Press 0063or0064 toselect theASSYST ASSYST
PLUS PLUS
submenu andconfirm bypressing the
0076 button.
The service duedate appears inthe multi-
funct iondisplay . Informat
ionabout Service
Resetting theASSYST PLUSservice
interval display !
If
the ASS YST PLUS service interval dis-
play hasbeen inadvertent lyreset, thisset-
ting canbecorrect edataqual ified special-
ist workshop.
Have service workcarried outasdescribed
in the Maintenanc eBooklet. Thismay other-
wise leadtoincreased wearanddamage to
the major assemblies orthe vehicle.
A qual ified specialist workshop, e.g.anauthor-
ized Mercedes-Ben zCenter, willreset the
ASS YST PLUS service interval displayafterthe
service workhasbeen carried out.Youcan
also obtain further information onmainte-
nance work,forexample. Special
servicerequirements The
specified maintenanc einterval takesonly
the normal operation ofthe vehicle into
account. Serviceworkwillneed tobe per-
formed moreoften ifthe vehicle isoperated
under arduou scondition sor increased loads.
The ASSYST PLUS service interval displayis
only anaid. Thedriver ofthe vehicle isrespon-
sible forwhether serviceworkwillneed tobe
performed morefrequently thanrequired asa
result ofthe actual operating conditions
and/or loads.
Examples ofarduou soperating conditions:
R regular citydriving withfrequent intermedi-
ate stops
R the vehicle isprimarily usedtotravel short
distances
R frequent useinmountainous terrainoron
poor roadsurfaces
R the engine isoften leftidling forlong peri-
ods
R particularly dustycondition s,or ifair-recir-
culation modeisfrequently used
In these orsimilar operating conditions,have
the interior filter,airfilter, engine oiland oilfil-
ter, forexample, changedmorefrequently.
Under arduou soperating conditions,the tires
must becheck edmore often. Further informa-
tion canbeobtained ataqual ified specialist
workshop.
Driving abroad An
exten siveMercedes-Ben zService network
is also availa bleinother countr ies.You can
obtain further information fromanyauthorized
Mercedes-Ben zService Center. Care
Notes
oncare H
Environmental
note
Dispose ofempty packaging andcleaning
cloths inan environm entallyresponsible
manner.
! When
cleaning yourcar,donot use:
R dry, coarse orhard cloths
R abrasive cleaningagents Care
273Maintenance andcare Z

R
The jack must beplaced onafirm, flatand
non- slipsurface. Onaloose surface, alarge,
flat, load-bearing underlaymustbeused. On
a slippery surface, anon- slipunderlay must
be used, e.g.rubber mats.
R Do not use wooden blocksorsimilar objects
as ajack underlay. Otherwise, thejack will
not beable toachieve itsload-bearing capa-
city due tothe restr icted height.
R Make surethatthedistance between the
underside ofthe tires andtheground does
not exceed 1.2in(3 cm).
R Never placeyourhands andfeet under the
raised vehicle.
R Do not lieunder thevehicle.
R Do not start theengine whenthevehicle is
raised.
R Do not open orclose adoor orthe trunk lid
when thevehicle israised.
R Make surethatnopersons arepresent in
the vehicle whenthevehicle israised.
Vehicles withalloy wheels andhub caps:
the wheel boltsarecovered byahub cap.
Before youcan unscrew thewheel bolts,you
must remove thehub cap. Twodifferent var-
iants canbeinstalled. X
To remove: takesocket 0044and lugwrench
0087 from thevehicle toolkit(Ypage 280).
X Position socket0044onhub cap0043.
X Position lugwrench 0087onsocket 0044.
X Using lugwrench 0087,turn hubcap0043coun-
ter- clock wiseandremove it.
X To install: beforeinstalling, checkhub
cap 0043and thewheel areaforsoiling and
clean ifnecessary.
X Put hub cap0043inposition andturn until itis
in the right position. X
Position socket0044onhub cap0043.
X Attach lugwrench 0087tosocket 0044and
tighten hubcap0043.
The tighten ingtorque mustbe
18 lb-ft (25Nm).
i Note
thatthehub capshould betight-
ened tothe specified torqueof18 lb-ft
(25 Nm). Mercedes- Benzrecomm endsthat
you have thehub capinstalled ataqualified
specialist workshop. X
Using lugwrench 0087,loosen thebolts on
the wheel youwish tochange byabout one
full turn. Donot unscrew thebolts com-
pletely. The
jackingpoints arelocated justbehind the
front wheel housings andjust infront ofthe
rear wheel housings (arrows).
Mercedes-AMG vehiclesandvehicles with
AMG equipm ent:toprotec tthe vehicle body,
the vehicle hascovers installed nexttothe
jack ingpoints onthe outer sills. 318
Changing
awheelWheels andtires