
these ar einstalled on thev ehicle, but does not
include passenger sorluggage.
Maximum tir eload: them aximum tir eload is
th em aximum permissible weight in kilog rams or
lbs forw hich atireisa pprove d.
Maximum permissible tir epressure: maxi‐
mum permissible tir epressur efor one tire.
Maximum load on one tire: maximumloado n
one tire. This is calculated bydividing them axi‐
mum axle load of one axle bytwo.
PSI (pounds per squar einch) :st andar dunit of
measurementf or tirepressure .
Aspect ratio: ratio betwee ntire height and tire
widt hinp ercent.
Tir ep ress ure: pressur einside thet irea pplying
an outwar dforce toeve rysquar einc hoft he tire.
The tir epressur eiss pecified in pounds per
squar einc h( psi), in kilopascals (kPa) or in bar.
The tir epressur eshould onl ybecorrected when
th et ires ar ecold.
Cold tir epressure: thet ires ar ecold when the
ve hicle has been par kedf or at leas t3hours without direct sunlight on
thet ires or thev ehicle
has been driven forl ess than 1m ile (1.6 km).
Ti re contact sur face: thep artoft he tir ethat
comes int ocontact wi th theroad.
Ti re bead: thep urpose of thet ireb ead is to
ensur ethat thet ires its securel yonthe wheel
ri m. Ther eareseverals teel wires in theb ead to
pr eve ntthet iref romc omingl oose from the
wheel rim.
Side w
a ll: thep artoft he tir ebetwe en thet read
and thet ireb ead.
We ight of optiona lequ ipment: thec ombined
we ight of theo ptional equipment weighingm ore
th an ther eplaced standar dparts and mor ethan
5l bs (2. 3kg).T his optional equipment, suc has
high-per form anc ebrake s, le velc ontrol sy stem, a
ro of luggag erackorh igh-per form anc ebatte ries,
is no tincluded in thec urb weight and thew eight
of thea ccessories.
TIN (Tir eIdentification Number): auniqu e
identification number whic hcan be used bya
tir em anufactu rertoi dentify tires, fore xamp le,
in ap roductr ecall, and thus identif ythe pur‐
ch asers. The TIN is made up of them anufactur‐ er's identit
ycode, tir esize, tir etype code and
th em anufacturing date.
Load-bearing index: thel oad-bearing index
(also load index) is acode that con tains them ax‐
imum load-bearing capacity of atire.
Tr action: traction is theg ripr esulting from fric‐
tion between thet ires and ther oad sur face.
We ar indicator: narrow bars(tread wear bars)
th at ar edistributed overthe tir econta ct surf ace.
If th et iret read is le velw itht he bars, thew ear
limit of 1/1 6in(1.6m m) has been reached.
Distribution of vehicl eoccupants: distribution
of vehicle occupants over designated seat posi‐
tion sinav ehicle.
Maximum permissible pa yload weight: nomi‐
nal load and luggag eload plus
150lb( 68kg)
mu
ltiplie dbyt he number of seats in thev ehicle.
330
Wheels and tires

Operatingfluids
Note sono perating fluids
&
WARNING Risk of injury from operating
fl uids harmful to your health
Operatin gfluids ma ybepoisonous and harm‐
ful to yo ur health.
#Obser vethet extont he original con‐
ta iner swhen using, storing or disposing
of operating fluids.
#Alw ayss tore operating fluids sealedi n
th eir original conta iners.
#Alwaysk eep children away from operat‐
ing fluids.
* ENV
IRONMEN TALN OTEEnvironmental
pollution caused byenvironmen tally ir re‐
sponsible disposal
#Dispose of operating fluids in an envi‐
ro nmentally responsible manner.
Operating fluids include thef ollowing:
RFuels
RLubricants
RCoolant
RBrak efluid
RWindshield washer fluid
RClimat econtrol sy stem refrigerant
Only use products recommended byMercedes-
Benz.D amagecaused byusingv ehicle products
whic hhave notb eenr ecommende disnotcov‐
ered bytheM ercedes-Benz guarantee, warranty
or goodwill gestures.
Yo uc an identif yoperatin gfluids appr ovedby
Mercedes-Benzbyt hefollowing insc ript ion on
th ec onta iners:
RMB-Freigabe (e.g. MB-Fr eigabe 229.51)
RMB-Approval (e. g. MB-App rova l2 29.51) Fu
rther information on appr ovedoperating flu‐
ids:
RIn theM ercedes-Benz Specification sfor
Operating Fluids at http://be vo.mercedes-
benz.co m(byentering thed esignation)
RAtaq ualified specialis tworks hop
&
WARNING Risk offire and explosion
caused byfuel
Fu els ar ehighly inflammable.
#Youm usta void fire ,o pen flames,c reat‐
ing spar ksand smoking.
#Befor erefueling, switc hoffthee ngine
and, if ins talled in your vehicle, thes ta‐
tionar yheater.
&
WARNING Risk of injury from fuel
Fu els ar epoisonous and harmful to your
health
#Do no tswa llowf uel or le titcomeinto
contact withs kin, eyes or clo thing.
#Do no tinhale fuel vapors.
34 4
Tech nica ldata

*NO
TEDama getothee xterio rlighting
due tounsuit able wind shieldwasher fluid
Uns uitable wind shieldwasher fluid ma ydam‐
ag et he plastic sur face of thee xterio rlight‐
ing.
#Onl yuse windshield washer fluid that is
also suitable forp last ic sur faces, e.g.
MB SummerFi torMBWinterFit.
*NO
TEBlocked spr aynozzles caused by
mixing windshieldw asherfluids
#Do notmixMB SummerFit and MB Win‐
te rFit wit hother windshield washer flu‐
ids.
Do no tuse distilled or de-ionize dwater as thef ill
le ve ls ensor ma ybetriggered er roneously.
Re commended windshield washer fluid:
RAbo vefreezing point :e.g. MB SummerFit
RBelo wfreezing point :e.g. MB WinterFit
Fo rthe cor rect mixing ratio refertot he informa‐
tion on thea ntif reeze reser voir. Mix
thew asherf luid wit hthe windshield washer
fl uid all year round.
Note sonr efrigerants
Observethen otes on operating fluids
(→pag e344).
* NO
TEDama gedue toincor rect refriger‐
ant
If an on-appr ovedrefrigerant is used, thec li‐
mat econtrol sy stem ma ybedamaged.
#Onlyusether efrigerant R‑134a
* NO
TEDama getothec limat econtrol
sy stem due toincor rect refrigerant com‐
pressor oil
#Onl yuserefrigerant compressor oil that
has been appr ovedbyM ercedes-Benz.
#Do notmixthea ppr ove drefrigerant
compresso roil wit had iffe re nt refriger‐
ant compressor oil.
Wo rkon thec limat econtrol sy stem ma yonlyb e
car ried out byaq ualified specialis tworks hop. All
applicable regulations, as well as SAEs tandard
J639, mus tbeadhered to.
:Wa rning symbols
;Re frigerant filling capacity
=Applicable standards
?PA Go il par tnumber
AType of refrigerant
Wa rning symbols :advise youa bout:
RPossible dangers
RHaving service workcar ried out at aqualified
specialis tworks hop
Tech nica ldata 34
9

Displaymessages
Possible causes/consequences and MSolutions
$(USA
only)
J(Can‐
ada only)
Check Brake Fluid Level *T
her eisn otenough brak efluid in theb rake fluid reser voir.
&
WARNING Risk of an accident duetol owbrak efluid le vel
If th eb rake fluid leve list oo lo w,theb raking ef fect and theb raking characteristic smaybe impaired.
#Pull overand stop thev ehicle safely as soon as possible, paying attention toroad and traf ficc onditions.
Do no tcontinu edriving under an ycircums tances.
#Consult aqualified specialis tworks hop.
Do no tadd brak efluid.
#Pull overand stop thev ehicle safely as soon as possible, paying attention toroad and traf ficc onditions .Donot
continu edriving under an ycircums tances.
#Consult aqualified specialis tworks hop.
Do no tadd brak efluid.
#
Check Brake Pad Wear *T
he brak elinings ha vereached their wear limit.
#Consult aqualified specialis tworks hop.
358
Displa ymessages and warning/indicator lamps

Displaymessages
Possible causes/consequences and MSolutions
Radar Sensors Dirt ySee
Operator' sManual *T
heradar sensor sy stem is malfunctioning. Possible causes are:
Rsoiling of thes ensors
Rheavy rain
Rex tende ddriving on inter-urba nroads without moving traf fic, e.g. in thed esert
Driving sy stems and driving saf etys ystems ma ybem alfunctioning or temp oraril yunavailable.
When thec auses no longer appl y,driving sy stems and driving saf etys ystems ar eavailable again.
If th ed ispla ymessag edoes no tdisappear:
#Pull overand stop thev ehicle safely as soon as possible, paying attention toroad and traf ficc onditions.
#Cleana llsensors .
#Restar tt he engine.
Active Brake Assist Func-
tions Currently Limited See
Operator's Manual *
Ac tiveB rake Assi stwit hc ross-traf ficf unction, Evasi veSteering Assis torPRE‑SAFE
®PLUS is temp oraril yunavaila‐
ble or onl ypartiall yavailable.
The ambient conditionsa reoutside thes ysteml imits (
→pag e152).
#Driv eon.
As soo nasthe ambient conditions ar ewithin thes ystem limits, thes ystems will be available again.
#Ifth ed ispla ymessag edoes no tdisappear ,stopt he vehicle while paying attention toroad and traf ficc onditions
and restar tt he engine.
Displa ymessages and warning/indicator lamps 359

Displaymessages
Possible causes/consequences and MSolutions
Active Brake Assist Func-
tions Limited See Opera-
tor's Manual *
Ac tiveB rake Assi stwit hc ross-traf ficf unction, Evasi veSteering Assis torPRE‑SAFE
®PLUS is malfunctioning.
#Visit aq ualified specialis tworks hop.
Active Brake Assist Func-
tions Currently Limited See
Operator's Manual *A
ctiv eBrake Assist istemp oraril yunavailable.
The ambientc onditionsareoutside thes ysteml imits .
#Driv eon.
As soon as thea mbient conditions ar ewithin thes ystem limits, thes ystemw ill become available again.
#Ifth ed ispla ymessag edoes no tdisappear ,pull ove rand stop thev ehicle safel y,paying attention toroad and
traf ficc onditions and restar tt he engine.
Active Brake Assist Func-
tions Limited See Opera-
tor's Manual *A
ctiveBrake Assist is malfunctioning.
#Visit aq ualified specialis tworks hop.
PRE-SAFE Impulse Side
Inoperative See Operator's
Manual *
PRE-SAFE
®Impulse Side is malfunctioning or inoperativ eafter having already been triggered.
#Vi sit aq ualified specialis tworks hop.
PRE-SAFE Inoperative See
Operator's Manual *
PRE‑SAFE
®functions ar emalfunctioning.
#Consult aqualified specialis tworks hop.
360
Displa ymessages and warning/indicator lamps

Displaymessages
Possible causes/consequences and MSolutions
Active Lane Keeping Assist
Currently Unavailable See
Operator' sManual *A
ctiv eLane keeping Assis tistemporarily una vailable.
The ambientc onditionsareoutside thes ysteml imits (
→pag e190).
Ve hicles with Steering Pilo t:The camer aviewm aybe restricted bythew indshield.
#Driv eon.
As soon as thea mbient conditions ar ewithin thes ystem limits, thes ystemw ill become available again.
If th ed ispla ymessag edoes no tdisappear on vehicles wit hSteering Pilo t:
#Pulloverand stop thev ehicle safely as soon as possible, paying attention toroad and traf ficc onditions.
#Cleant he windshield.
Active Lane Keeping Assist
Inoperative *A
ctiveLane Keeping Assis tismalfunctioning.
#Visit aq ualified specialis tworks hop.
Displa ymessages and warning/indicator lamps 37
3

Displaymessages
Possible causes/consequences and MSolutions
Active Lane Keeping Assist
Camera View Restricted
See Operator' sManual *V
ehicles without Steering Pilo t:
The camer aviewisr educed. Possible causes are:
RDir tont he windshield in thec amera's field of vision
RHeavy rain, sno worfog
Driv ings ystems and driving saf etys ystems ma ybem alfunctioning or temp orarily una vailable.
When thec auses no longer apply ,driving sy stems and driving saf etys ystems ar eavailable again.
If th ed ispla ymessag edoes no tdisappear:
#Pull overand stop thev ehicle safely ,paying attention toroad and traf ficc onditions.
#Cleant he windshield.
Blind Spot Assist Currently
UnavailableS ee Operator's
Manual *B
lind Spo tAssis tist emporaril yunavailable.
The sy stem limits ha vebeen reached (
→pag e188).
#Driv eon.
When thec auses no longer appl y,thes ystemw ill be available again.
or
#If th ed ispla ymessag edoes no tdisappear ,pull ove rand stop thev ehicle while paying attention toroad and
traf ficc onditions and restar tt he engine.
#If necessar y,clean thes ensor sintherear bumper.
37 4
Displ aymessage sand warning/indicator lamps