Tyre
sand wheels 182 Tyre
sand wheels Points to remember
! For safety reasons, Mercedes-Benz rec-
ommend sthaty ou onlyusetyres and
wheels which have been approved by
Mercedes-Benz specifically for your vehi-
cle .These tyres have been specially adap-
ted for us ewitht he control systems, such
as ABS or ESP ®
,a nd ar emarked as follows:
R MO =Mercedes-Benz Original
R MOE =Mercedes-Benz Original Extended
(with run-flat characteristics)*
*Mercedes-Benz Original Extended tyres
shoul donlybeu sedonw heelsthath ave
been specifically approved by Mercedes-
Benz.
If yo uuseother tyres and wheels,
Mercedes-Benz cannot accep tany respon-
sibility for damage tha tmayresul tfrom
this. Furthe rinformation abou ttyres,
wheels and approved combinations can be
obtained fro many Mercedes-Benz Service
Centre.
If yo uusetyres other tha nthose tested and
recommended for Mercedes-Benz vehi-
cles, characteristics such as handling ,vehi-
cle noise emissions and fuel consumption ma
ybea dversely affected .Inaddition, the
wheels ma ycom einto contact with the
body or axl ecomponents when heavil yloa-
de dorw hend riving with sno wchains .This
could resul tindamag etothe tyres or the
vehicle.
! Retreade dtyres ar eneithe rtested nor
recommended by Mercedes-Benz, since
previou sdamag ecann ot always be detec-
ted on retreade dtyres .Asa result,
Mercedes-Benz cannot guarante evehicle
safety if retreade dtyres ar efitted .Don ot
fi tu sedt yres if yo uhavenoi nformation
abou ttheir previou susage. G
Ris
kofa ccident
If wheels or tyres other tha nthose which
have been tested ar efitted:
R the brakes or chassi scomponents could
be damaged
R whee land tyr eclearances ca nnolonger
be guaranteed
This could caus eanaccident.
Modificatio nworkont he brake syste mand
wheels is not permitted ,nor is the us eof
spacer plate sorbrake dust shields .Thisi nva-
lidates the Genera lOperating Permi tfor the
vehicle. Note
sons electing,fittin ga nd replacing
tyres R
Onl yfittyres and wheels of the same type
and make.
R Onl yfittyres of the correc tsizeo nto the
wheels.
R After fitting new tyres ,run the minatm od-
erate speeds for the first 100 km as they
onl yreach their full performance after this
distance.
R Fit new tyres on the front wheels first if
tyres of the same size ar erequired on the
front and rea rwheels.
R Replac ethe tyres after si xyears at the lat-
est, regardles sofwear.This also applie sto
the spar ewheel *.
R Do not drive with tyres which have too little
trea ddepth as thi ssignificantly reduces
the tractio nonwetroads (aquaplaning).
! Store tyres tha tare not being used in a
cool, dry and preferably dark place .Protect
the tyres against oil, grease, petrol and die-
sel. Operation
*optional
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Tyre
sand wheels 188
If yo
uwishtoc ancel the restart:
X Press the çbutton.
If the following message appear sinthe multi-
functio ndisplay:
R Reactivat etyrep ressure monitor
after correctin gtyrep ressure
R Please correc tthe tyr epressure
X Check the tyr epressure on al lfou rw heels
and correc tasn ecessary.
X Star tthe tyr epressure monitor again. Interchanging the wheels
G
Ris
kofa ccident
Interchange the front and rea rwheel sonly
if the yhavet he same dimensions :for exam-
pl es ize, offset, etc.
After every whee linterchange/change,
have the tightening torque checked at a
qualifie dspecialis tworkshop tha thas the
necessary specialis tknowledg eand tools
to carry ou tthe work required .Mercedes-
Benz recommend sthaty ou usea
Mercedes-Benz Service Centre for thi spur-
pose .Inp articular, work relevant to safety or on safety-related systems must be car-
ried ou
tataqualifie dspecialis tworkshop.
Th ew heel scould work loos eiftheya renot
tightened to atorque of 130Nm .
For safety reasons, Mercedes-Benz recom-
mends tha tyou onlyusewhee lbolts of the
correc tsizew hich have been approved for
Mercedes-Benz vehicles.
Th ew earp attern sont he front and rea rtyres
diffe rdepen ding on the operating conditions.
Interchange the wheels befor eaclear wear
pattern ha sformed on the tyres .Front tyres
typicall ywearm oreont he shoulders and the
rea rtyres in the centre.
Interchange the wheels every 5,000 km to
10,000 km depending on the degre eoftyre
wear ,provide dthatthe vehicl ehasthe same
size front and rea rtyres .Don ot revers ethe
directio noftyrer otation.
Clea nthe contact surfaces of the whee land
the brake disc thoroughly every tim eawheel
is interchanged. Check the tyr epressure and,
if necessary ,restar tthe tyr epressure loss
warning syste morthe tyrepressure moni-
tor*. !
On vehicles fitted with atyrep ressure
monitor* ,electroni ccomponents ar eloc a-
ted in the wheel.
Tyre fitting tools shoul dnot be applie din
the area of the valve, as thi scould damage
the electroni ccomponents.
Alway shavet he wheels interchanged/
change dataqualified specialis tworkshop,
e.g .aM ercedes-Benz Service Centre. Operation
*optional
230_AKB; 5; 4, en-GB
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Flat tyre
270 Changin
gawheel and fitting th espare
wheel* G
Risk of accident
The whee ldimensions and tyr esizeoft he
emergenc yspar ew heel* may differ from
those of th estandard wheels.
Your vehicle's handlin gcharacteristics will
chang ewhen drivin gwithac ollapsible
emergenc yspar ew heel* .Adapt your style
of drivin gaccordingly.
The collapsible emergenc yspar ew heel*
may only be used fo rashort time. Do not
exceed th emaximum speed of 80 km/h
and do no tdeactivat eESP®
.
Never drive th evehicl ewithm oret hano ne
collapsible emergenc yspar ew heel* fitted. G
Risk of accident
Hav ethe collapsible emergenc yspare
wheel* replaced as soo naspossibleata
qualified specialist workshop whic hhas the
necessar yspecialist knowledge and tools
to carry out th eworkr equired. Mercedes-
Benz recommends that you use a
Mercedes-Ben zServi ce Centr efor this pur-
pose. In particular, wor krelevan ttosafety or on safety-related systems mus
tbecar-
rie do ut at aqualified specialist workshop.
Preparing th evehicle X
Prepare th evehicl easd escribed
(Y page 266).
X Plac ethe wheels in th estraight-ahead posi-
tion.
X Tak ethe following from th estowage well
beneat hthe boo tfloor:
R thec ollapsible emergenc yspar ew heel*
R thev ehicl etoolkit
R thew hee lchock
R thej ack
R thea ir pump
.
X Secur ethe vehicl etopreven titfromr olling
away.
On level ground: placechock sors imilar
items under th efront and rear of th ewheel
that is diagonally opposit ethe whee lyou
wish to change. X
On downhil lgradie nts:placechock sor
similar items under bot hwheels of the
other axle. 1
Wheel wrench
X Using whee lwrench 1,loosen th eboltson
th ew hee lyou wish to chang ebyabout one
full turn. Do no tunscrew th eboltsc om-
pletely.
Raisin gthe vehicle G
Risk of injury
The jac kisdesigned only to rais ethe vehi-
cle fo rashort time while awhee lisb eing
changed. Practical advice
*optional
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Flat tyre
275
X
Put th eprotective film provided fo rthe
emergenc yspar ew heel* ove rthe collaps-
ible emergenc yspar ew heel*.
X Store th ecollapsible emergenc yspare
wheel* in th espar ew hee lwell under the
luggage compartment.
X Faste nthe collapsible emergenc yspare
wheel* in plac ethrough th eprotective film
usin gthe screw. MOExtended run-fla
tsystem*
The MOExtended run-flat system mus tonly
be used in conjunction wit hthe tyrep ressure
los sw arnin gsystem or th etyrep ressure
monitor*.
! The maximum permissibl edistanc ewhich
can be driven in run-flat mod edepend son
th el oad in th evehicle. It is 50 km if the
vehicl eispartially laden and 30 km if fully
laden.
The maximum range that can be driven in
emergenc yoperation is measured from the
poin tatw hichthe pressur elossw arning
message appears in th emulti-function dis-
play. You mus
tnotexceed amaximum speed of
80 km/h. G
Risk of accident
The handlin gcharacteristics of your vehicle
deteriorate in run-flat mode, fo rexample:
R when cornering
R when braking
R when accelerating rapidly
Adapt your drivin gstyle accordingly and
avoid sudden changes in direction and sud-
den acceleration ,aswell as drivin gover
obstacles (i.e. kerbs ,potholes), and driving
off-road. This is particularl ythe cas ew hen
th ev ehicl eish eavily laden.
The maximum permissibl edistanc ethat
can be driven in run-flat mod edepend sto
al arg eexten tont heloads placed on the
vehicle. It can be shorter due to high
speeds ,aheavyload, sudden acceleration
and/o rmanoeuvring, th eroads urfac econ-
dition ,outside temperature, etc. ,orfurther
if you drive carefully and conservatively.
Do no tcontinu etodrive in run-flat mod eif:
R you hear bangin gnoises
R thev ehicl estartstos hake
R you see smok eand smell rubber R
ESP ®
is intervenin gconstantly
R there are tears in th esidewalls of th etyre
Afte rdrivin ginr un-flat mode, you must
hav ethe rim schecked ford amage at a
qualified specialist workshop whic hhas the
necessar yspecialist knowledge and tools
to carry out th eworkr equired. The faulty
tyr em ustber eplaced in every case.
Mercedes-Ben zrecommends that you use
aM ercedes-Ben zServi ce Centr efor this
purpose .Inparticular, wor krelevan tto
safet yoro nsafety-related systems mus tbe
carrie dout at aqualified specialist work-
shop.
i Onavehicl ewithM OExtended tyres, only
use MOExtended spar etyres. These must
be of th esizes pecified fo rthe vehicle. Practical advice
*o ptional
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