Engine oil
Checkingthee ngine oil le velu sing theo il
dip stick
&
WARNING Risk of burn sfromh otcom‐
ponent parts in thee ngine compartment
Cer tain component parts in thee ngine com‐
partmen tcan be very hot, e.g. thee ngine,
th ec ooler and parts of thee xhaust system.
#Le tthe engine cool down and only
to uc ht he component parts described
as follo ws .
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:
REngine at normal operatin gtemperature: five
minutes.
#Pa rk thev ehicle on aflat sur face.
#Re mo veoil dipstick 1and wipe off.
#Slowl yslide oil dipstick 1intot he guide
tube tothes top, and take it out again af ter
appr oximatel ythree seconds.
ROil le velisc orrect:o il le velisb etwe en 2
and 3.
ROil le veltoo low: oil le velisa t3 or
belo w.
ROil le veltoo high: oil le velisa bove 2.
#Ifth eo il le velist oo lo w,topupw ith
1. 1USq t(1l)ofe ngine oil.
#Ifth eo il le velist oo high, drain of fexcess
engine oil. Consult aqualified specialist
wo rkshop.
Ad ding engine oil
&
WARNING Risk of burn sfromh otcom‐
ponent parts in thee ngine compartment
Cer tain component parts in thee ngine com‐
partmen tcan be very hot, e.g. thee ngine,
th ec ooler and parts of thee xhaust system.
#Le tthe engine cool down and only
to uc ht he component parts described
as follo ws .
&
WARNING Risk offire and injur yfrom
engine oil
If engine oil comes int ocontact wi thhot
component parts in thee ngine compart‐
ment ,itmayignite.
Maintenanc eand care 323
#Makesuret hat no engine oil is spilled
next tothef iller opening.
#Allo wthe engine tocool of fand thor‐
oughl yclean thee ngine oil from compo‐
nen tparts befor estartin gt he vehicle.
* NO
TEEngine damag ecaused 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 prescri bed.
#Do notuse additives.
#Followt he instructions in thes ervice
inter vald ispla yregarding theo il
ch ange.
* NO
TEDama gecaused bytopping up too
muc hengine oil
Adding toom uche ngine oil can cause dam‐
ag etot he engine or thec atalytic con verter.
#Ha ve excess engine oil remo vedata
qu alified specialis tworks hop.
#Tu rn cap 1counter-clockwise and remo ve
it.
#Ad de ngin eoil.
#Replace cap 1and tur nitclockwise as far
as it will go.
#Chec kthe oil le vela ga in (→pag e323).
Checking thec oolant le vel
&
WARNING Risk of burn sfromh otcom‐
ponent parts in thee ngine compartment
Cer tain component parts in thee ngine com‐
partmen tcan be very hot, e.g. thee ngine,
th ec ooler and parts of thee xhaust system.
#Le tthe engine cool down and only
to uc ht he component parts described
as follo ws .
&
WARNING Danger of burn sfromh ot
coolant
The engine cooling sy stem is pressurized,
particularly when thee ngine is warm.Ify ou
324
Maintenance and care
*NO
TEPremature wear caused byunlea‐
ded regular gasoline
Unleadedr egulargasoline can cause the
engine towe ar mor equickl yand impair lon‐
ge vity and per form ance.
If unleaded premium grade gasoline is
una vailable and youh ave torefuel using
unleade dregular gasoline:
#Onl yfillthef uel tank tohalf full with
unleaded regular gasoline and refill as
soon as possible wit hunleaded pre‐
mium grade gasoline.
#Do no tdrive atthem aximum speed.
#Avoid sudden acceleration and engine
speeds over3,000 rpm.
Fu rther information on fuel can be found:
Rat ag asstation
Rat aq ualified specialis tworks hop
RUS Ao nly: at http://www.mbusa.com Information on additives in
gasoline
Obser vethen otes on operating fluids
(
→pag e388).
* NO
TEDama gecaused bynon-app rove d
additives
Even small amounts of thew rong additive
ma ylead tomalfunctions occur ring.
#Only ad dcleaning additives recommen‐
ded byMercedes-Benztot he fuel.
Mercedes-Benzrecommends that youu se
br and-name fuels witha ddit ives.
The fuel grade available in somec ountries may
no tbes ufficient. Residue could buildupint he
fuel injection sy stem as aresult. In this case, in
consultation wit hanauthorized Mercedes-Benz
Center ,the fuel ma ybemixed wit hthe cleaning
additiv erecommende dbyMercedes-Benz. Be
sur etoo bservethen otes and mixing ratios
speci fied on thec onta iner.
Ta nk content and fuel reser ve
The total capacity of thef uel tank ma yvary,
dependin gonthevehicle equipment. Capacity
Model
Total capacity
E4 00 4MATIC 21.1ga l(80. 0l)
All other models 17.4 gal(66.0l )
Model Of whichreser ve
E4 00 4MATIC 3.2gal(12 .0 l)
All other models 1.8g al(7.0 l)
Engine oi l
Notesone ngine oil
Obser vethen otes on operating fluids
(
→pag e388).
390
Tech nica ldata
*NO
TEEngine damage causedbyan
incor rect oil filter ,incor rect oil or addi‐
tives
#Do no tuse engine oil soroilfilter sother
th an those whic hmeetthe specifica‐
tions necessar yfor thep rescribed
service inter vals.
#Do no talter thee ngine oil or oil filter in
order toachie velonger chang einter vals
th an prescri bed.
#Do notuse additives.
#Ha ve thee ngine oil changed af tert he
prescribed inter vals.
Mercedes-Benz recommends that youh avet he
oil chang ecarried out at aqualified specialist
wo rkshop.
Fu rther information on engine oils and oil filters:
RIn theM ercedes-Benz Specification sfor
Operating Fluids at http://be vo.mercedes-
benz.co m(byentering thed esignation)
RAtaq ualified specialis tworks hop
Quality and filling capacity of engine oil
MB- Freigabe or MB-A pproval
Gasoline enginesM B-Freigabe or MB-
Appr oval
All models 229.5, 229.6
Thefollowing values refertoano ilch ange,
includingt he oilfilter. Re
placement amount
Mode lR eplacement
amount
E3 00 7.4USq t(7.0l )
All other models 6.9 US qt (6.5 l)
Note sonb rake fluid
Obser vethen otes on operating fluids
(→pag e388).
&
WARNING Risk of an accident duet o
va por poc kets form ing in theb rake sys‐
te m
The brak efluid cons tantl ya bsorbs moist ure
from thea ir.T his lo werstheb oiling point of
th eb rake fluid. Ifth eb oiling point is tool ow ,
va por poc kets ma yformint he brak esystem
when theb rake sa reapplied hard.
This causes theb raking ef fect to be
impaired.
Te ch nica ldata 39
1