ASS
YSTP LUSs ervice in terv al display Fu
nction of theA SSYSTP LUSs ervice in terv al
display The ASS
YSTP LUSs ervice inter vald ispla yint he
instrument display prov ides informatio nonthe
re maining time or dis tance be fore then ext
service due date.
Yo uc an hide this service messag eusing the
bac kbutton on thel eft-hand side of thes teering
wheel.
Yo uc an obtain fur ther information concerning
th es ervicing of your vehicle from aqualified
specialis tworks hop, e.g. aMercedes-Benz
Service Centre. Displaying
thes ervice du edate On-boa
rdcomputer:
, Service .
ASSYST PLUS
The next service due dat eisdisplayed. #
Toexitth ed ispla y:press theb ackb utton
on thel eft-hand side of thes teering wheel. Mak
esuretoo bservethef ollowing fur ther rela‐
te ds ubjec t:
R Operating theo n-boar dcomputer . Car
rying out maintenance workatregular
inter vals *
NO
TEPrematur ewear thro ugh failur eto
obser veservice due dates Service
workwhic hisn otcar ried out at the
ri ght time or incomple tely can lead to
inc reased wear and damag etothevehicle. #
Alw ayso bser vethep rescribed service
inter vals. #
Alw aysh ave thep rescribed service
wo rkcar ried out at aqualified specialist
wo rkshop. Special service
requ irements The prescribed service inter
valisb ased on nor‐
mal operation of thev ehicle. Maintenance work
will nee dtobep erform ed mor eoften than specified if
thev ehicle is operated under ardu‐
ous conditions or increased loads, fore xamp le:
R regular city driving wit hfrequ ent intermedi‐
at es tops.
R ifth ev ehicle is primaril yused fors hort-dis‐
ta nce driving.
R forf requ ent operation in mountainou sterrain
or on poor road sur faces.
R ifth ee ngine is of tenl eftidling forl ong peri‐
ods.
R in particula rlyd usty condition sand/o rifair-
re circulation mod eisfrequently used.
In these or similar operating conditions ,have the
interior filter ,engin eair cleaner ,engin eoil, oil fil‐
te re tc. changed mor efrequ ent ly.T he tyres must
be checkedm oref requ entl yift hevehicle is
operated under increased loads. Further infor‐
mation can be obtained at aqualified specialist
wo rkshop. 358
Maintenance and care
Engine oil
Checking
thee ngine oil le velu sing theo il
dip stick(S4 50 4MATIC) &
WARNING Danger of bu rnsf romh ot
component parts in thee ngine compart‐
ment
Cer tain component parts in thee ngine com‐
partmen tmaybe very hot, e.g. thee ngine,
th er adiator and parts of thee xhau stsystem. #
Letthe engine cool down and only
to uc ht he component parts described
below: Depending on
thee ngine, theo il dipstic kmaybe
ins talled in thee ngine compartmen tindiffe re nt
locations.
Wa itin gtimeb efor echecking theo il le vel:
R engin eatn ormal operatin gtemperature: five
minutes. #
Park thev ehicle on aflat sur face. #
Pull oil dipstick 1outa nd wipe off. #
Slowly slide oil dipstick 1intot he guide
tube tothes top, and pull it out again af ter
appr oximatel ythree seconds.
R Oil le velisc orrect:o il le velisb etwe en 2
and 3.
R Oil le veltoo low: oil le velisat 3or
belo w. R
Oil le veltoo high: oil le velisa bove 2 . #
Ifth eo il le velist oo lo w,topupw ith1 lof
engin eoil. #
Ifth eo il le velist oo high, ha vethee xcess
engine oil remo vedass oon as possible at a
qu alified specialis tworks hop.
Checking thee ngine oil le velu sing theo n-
boar dcompu ter( exc eptS4 50 4MATIC)
The engine oil le velisd etermined during driving.
The oil le veld ispla yiso nlya vailable af terad riv‐
ing time of up to30 minutes and if thei gnition is
switched on, depending on thed riving profile.
It is no tpossible tocor rectl ym easu retheo il
le ve lif:
R thev ehicle is no tleve lduring them easuring
process.
R theb onnet wasp reviousl yopened.
The engin emustber estarted and thee ngine oil
le ve lw ill be de term ined again during driving. 362
Maintenance and care
On-boar
dcomputer:
, Service .
Engine oil level:
Yo uw ills ee one of thef ollowing messa gesin
th em ultifunction displa y: #
Engine oi llev el Measuring now:m easure‐
ment of theo il le velisn otyetp ossible.
Re peat ther eques tafter am aximu mof30
minutes' driving. #
Engine oil level OK andtheb ar displa yfor
indicating theo il le velint he multifunction
displa yisgreen and is between "min" and
"max": theo il le velisc orrect. #
Engine oil level Add 1.0 l andtheb ar display
fo ri ndicating theo il le velint he multifunction
displa yisorang ea nd is belo w"min": topup
wit h1lofe ngineoil. #
Reduce engin eoil level andtheb ar display
fo ri ndicating theo il le velint he multifunction
displa yisorang ea nd is abo ve"max": drain
of ft he exc ess engine oil. Consult aqualified
specialis tworks hop. #
For engine oil level turn on ignition:s witchon
th ei gnition tocheckt he engine oil le vel. #
Engine oil level System inoperative :sensor
fa ulty or no tconnec ted. Consult aqualified
specialis tworks hop. #
Engine oil level System currently unavail. :
close theb onnet.
To pping up engine oil &
WARNING Danger of bu rnsf romh ot
component parts in thee ngine compart‐
ment
Cer tain component parts in thee ngine com‐
partmen tmaybe very hot, e.g. thee ngine,
th er adiator and parts of thee xhau stsystem. #
Letthe engine cool down and only
to uc ht he component parts described
below: &
WARNING Risk offire and injur yfrom
engine oil
If engine oil comes int ocontact wi thhot
component parts in thee ngine compart‐
ment ,itmayignite. #
Mak esuret hat no engine oil is spilled
next tothef iller opening. #
Allo wthe engine tocool of fand thor‐
oughl yclean thee ngine oil from compo‐
nentp arts befor estartin gt he vehicle. *
NO
TEEngine dama gecaused byan
incor rect oil filter ,incor rect oil or addi‐
tives #
Do no tuse engine oil soroilfilters
whic hdon otcor respond tothes pecifi‐
cation sexplicit lyprescribed fort he
service inter vals. #
Do no talter thee ngine oil or oil filter in
order toachie velonger chang einter vals
th an presc ribed. #
Do no tuse additives. #
Followt he instructions in thes ervice
inter vald ispla yregarding theo il
ch ange. Main
tenance and care 363
*
NO
TEDama gecaused bytopping up too
muc hengine oil To
pping up toom uche ngine oil can cause
damag etothe engine or thec atalytic con‐
ve rter. #
Have excess engine oil remo vedata
qu alified specialis tworks hop. #
Turn cap 1anti-clockwise and remo veit. #
Topupt he engine oil. #
Replace cap 1and tur nitclockwise as far
as it will go. #
Chec kthe oil le vela ga in (→ page362). Checking
thec oolant le vel &
WARNING Danger of bu rnsf romh ot
component parts in thee ngine compart‐
ment
Cer tain component parts in thee ngine com‐
partmen tmaybe very hot, e.g. thee ngine,
th er adiator and parts of thee xhau stsystem. #
Letthe engine cool down and only
to uc ht he component parts described
below: &
WARNING Danger of bu rnsf romh ot
coolant
The engine cooling sy stem is pressurised,
particularly when thee ngine is warm.Ify ou
open thec ap, youc ould be scalded byhot
coolant spr aying out. #
Letthe mo torc ool down befor eopening
th ec ap. #
When opening thec ap, wearglove sand
pr otectiv eeyewe ar. #
Slowl yturnt he cap half aturntoa llow
pressur etoescape. 364
Maintenanc eand care
?
.................................................... 454
¯ .................................................... 451
Ac tiveB lind Spo tAssistcur rently
una vailable See Owner's Manual .........448
Ac tiveB lind Spo tAssistinope rative ....448
Ac tiveb onnetm alfunctio nSee Own‐
er' sM anual .......................................... 467
Ac tiveB rake Assi stFunctions cur‐
re ntl ylim ited See Owner' sManual ...... 439
Ac tiveB rake Assi stFunctions limited
See Owner' sManual ........................... 439
Ac tiveD ista nce Assi stavailable
again .................................................. .450
Ac tiveD ista nce Assi stcur rently
una vailable See Owner's Manual .........450
Ac tiveD ista nce Assi stinope rative ...... 450
Ac tiveL aneK eeping Assis tcurrently
una vailable See Owner's Manual .........447
Ac tiveL aneK eeping Assis tinopera‐
tive ...................................................... 447b
ActiveL ight Sy stem inoperative ..470
Ac tiveP arking Assis tand
PA RKTRONI Cinoperati veSee Own‐
er's Manual ......................................... 449
Ac tiveS teering Assis tcurrently
una vailable See Owner's Manual .........450
Ac tiveS teering Assis tinoperative ........ 451
Ad aptiv eHighbeam Assis tPlus Cam‐
er av iewr estricted See Owner's
Manual ................................................. 472
Ad aptiv eHighbeam Assis tPlus cur‐
re ntl yu navailable See Owner's Man‐
ual ........................................................ 471
Ad aptiv eHighbeam Assis tPlus inop‐
erative .................................................. 471
App lybrak etod eselect Park (P)
position ...............................................4 62
ÀAT TENTION ASSIS Tinoperative ...445
À ATTENTION ASSIS T:Take a
break! .................................................. 445b
AUTO light sinope rative ............... 471
Au xilia rybatter ymalfunction .............. 464
Blind Spo tAssis tcurrentl yu navaila‐
ble See Owner's Manual ......................448
Blind Spo tAssistinope rative ............... 448
 Changekeyb atteries .................. 460
J Checkbrake fluid le vel.............. .438
4Che ckeng. oil le v.when next
re fuelling ............................................. 455
hChe cktyre(s) ............................... 457
?Coolan tStopv ehicle Switch
engine off ............................................ 453
Cruise cont rola nd Limiter inope ra‐
tive ...................................................... 451
Cruise control inope rative .................... 451
Cruise control off ................................. 451
!cu rrently unavailable See Own‐
er's Manual ........................................ .430
÷cur rentl yu navailable See Own‐
er's Manual ........................................ .432 Index
497
ECO
start/s topf unction ................. 153, 154
Au tomatic engine star t. ...................... .153
Au tomatic engine stop .........................1 53
Operatio n............................................ 15 3
Switching off/on ................................. 154
Electric pa rking brake .............167,168, 16 9
App lying automaticall y......................... 167
App lying or releasing manuall y........... .168
Emergency braking .............................. 16 9
Re leasing automaticall y....................... 16 8
Electrical fuses see Fuses
Electromagnetic compatibility Declaration of conformity ......................22
Electronic Stability Prog ram
see ESP ®
(Electronic Stabilit yProgram)
Elect ronics ................................................ 417
Emer gency
Assis tance overview. ............................ .16
Fir ee xtinguishe r................................. .375
Fir st-ai dk it (so ftsided) ........................ 375
Re moving thew arning triangle ............ .374
Saf etyv est. .......................................... 374
Setting up thew arning triangle ............ 375Emer
gency braking ................................. 16 9
Emer gency call sy stem
see Mercedes-Benz emer gency cal lsyst em
Emer gency engine start ......................... 392
Emer gency key
Un lockin gadoor .................................. .71
Emer gency keye lement
Inserting/removing ............................... 64
Un lockin gthe boo tlid ............................76
Emer gency operation mode
St artin gthe vehicle ............................. 14 9
ENERGIZIN Gcomfort
Overvie wofprograms .......................... 274
St artin gthe program ........................... 275
Energy consum ption
Ke y. ...................................................... .63
Engine ECOs tart/s topf unction ......................1 53
Engine numbe r..................................... 419
St artin g(Digital Car Keys ticker) .......... 14 8
St artin g(eme rgency operation
mode) .................................................. 14 9
St artin g(mobile phone) ...................... .148 St
artin g(Re mo teOnline) ..................... 15 0
St artin g(start/ stop button) .................1 47
St artin gassis tance .............................. 384
Switching of f(start/ stop button) ........ 16 2
Engine bonnet Functio n(activ eb onnet) ...................... 359
Opening/closing ................................. 360
Re setting( activebonnet) .................... 359
Engine data Displaying ............................................ 15 5
Engine electronics Notes. .................................................. 417
Engine number ........................................ .419
Engine oil ................................................ .363
Ad ditives .............................................. 424
Checkin gthe oil le velu sing theo il
dipstic k............................................... 362
Checking theo il le velu sing theo n-
boar dcomputer ................................... 362
Filling capacity .....................................4 24
MB-F reigabe or MB-Appr oval .............. .424
Quality ................................................. 424
To pping up ...........................................3 63 Index
501