lock MERCEDES-BENZ GLA 2020 Owners Manual

X
Swi tch offthe engi ne.
X Vehi cles without KEYLES S-GO :remo ve
the Smar tKeyfrom theigniti onlock.
X Vehi
cles with KEYLES S-GO start-fun c-
tio nor KEYLES S-GO :ope nthe driver' s
doo r.
The vehicleelectro nicsarenow inpos ition
005A. Thisis the same asthe Smar tKeyhaving
bee nremo ved.
X Vehi
cles with KEYLES S-GO start-fun c-
tio nor KEYLES S-GO :remo vethe Start/
Stop button from theigniti onlock
(Y page 125 ).
X Ma kesure that theengi necanno tbe star ted
via your sma rtpho ne(Ypage 126 ).
X Ma kesure that thepasse nger sare not
enda ngeredasthey doso. Makesure that
no one isnea rthe danger areawh ile a
wh eel isbei ng cha nged .Anyo newhois not
di rectl yas sis ting inthe wheel change
sho uld, for exa mpl e,stand behindthe bar-
rie r.
X Ge tou tof the vehicle. Pa yattenti ontotraf-
fic condi tions when doing so.
X Close thedriver' sdoo r. MOE
xtendedtires(ti res with run-fl at
prope rties)
Gen eral notes Wi
th MOExtend edtire s(ti res with run flat
cha racte ristics) ,yo ucan continu eto drive your
veh icleeve nif there isatotal loss ofpre ssu re
in one ormore tires.The affected tiremus tnot
sho wany clearlyvis ible da mag e.
You canreco gnize anMOExtend edtire bythe
MOExtend edmar king which appea rson the
sid ewallof the tire.You willfind thismarking
next tothe tire size designati on,the load -bea r-
ing capacityand thespeedindex
(Y page 321 ).
MOExtend edtire smay beused only incon-
juncti onwith an acti vate dtire pressu reloss
wa rning system (Cana daonly )or tire pressu re
moni tor(USA only). If
apres sure loss warn ingmess age
appears inthe multi functiondis play :
R obs erve theinstru ctions inthe displ aymes -
sa ges (Ypage 224 ).
R check thetire fordamag e
R ifdri ving on,observe thefollowi ng notes
The driving distance possiblein run-fl atmod e
is ap pro xima tely50miles(80 km)wh en the
veh icleis pa rtia lly la den. Whenthe vehicleis
ful lyladen itis ap pro xima tely19miles
(30 km).
In addition tothe vehicleload ,the driving dis-
tance possibledep ends upon:
R Veh iclespe ed
R Ro ad condi tion
R Ou tsid etemp erature
The driving distance possiblein run-fl atmod e
may bered uce dby extrem edri ving condi tions
or mane uvers,oritcan beincre ased throu gha
mod eratesty leof dri ving .
The driving distance possiblein run-fl atmod e
is cou nted from themome ntthe tire pressu re
lo ss wa rning appea rsinthe multifunction dis-
pl ay .
You mustnot excee dthe maxi mum permis si-
bl e spe edfor limp-h omemodeof 50 mph
(80 km/h ).
Whe nrep lacing oneoralltire s,plea se obs erve
the followi ng spe cificati ons foryour veh icle's
tire s:
R Size
R Type and
R The "MOExtend ed"marking
If atire hasgone flatand canno tbe rep laced
wi th an MOExtend edtire ,a stand ardtire may
be used asatemp orarymea sure. Makesure
that youus ethe proper size andtype(su mmer
or winter tire).
Veh icles equ ipped with MOExtend edtire sare
not equipped with aTIR EFIT kitatthe facto ry.
It is there forerecommend edthat youad dition-
al ly equ ipyour veh iclewi th aTIR EFIT kitifyo u
mou nttire sthat donot feature run-fl atcha rac-
teri stics ,e.g. winter tires.ATIR EFIT kitmay be
obta inedfrom aqu alifi ed spe cialist wo rksho p. Fl
at tire
289Breakdo wnassistanc e

Using
theTIREFIT kit X
Do not remov eany foreign objectswhich
have penet rated thetire, e.g.screws or
nails.
X Remove thetire sealant bottle,the accom -
panying TIREFITstic ker and thetire inflat ion
compr essorfromthestowage wellunder-
neat hthe cargo compar tmentfloor
(Y page 288).
X Aff ixpart 0043ofthe TIREF ITstic ker tothe
inst rumen tclust erwithin thedriver' sfield of
vision .
X Aff ixpart 0044ofthe TIREF ITstic ker near the
valve onthe wheel withthedefect ivetire. X
Pull connector0085with thecable andhose
0083 out ofthe tire inflat ioncompr essorhous-
ing.
X Sc rew hose 0083ontoflange 0084oftire sealant
bott le0043.
X Place tiresealant bottle0043 head down into
reces s0044 ofthe tire inflat ioncompr essor. X
Remove thecap from valve 006Bonthe faulty
tire.
X Sc rew filler hose 006Contovalve 006B.
X Ins ert plug 0085intoa12 Vsock etinyour
vehicle.
Observ ethe noteson sock ets(Ypage 261).
X Turn theSmart Keytoposition 0047inthe igni-
tion lock (Ypage 125).
X Press onand offswitc h0087 onthe tire infla-
tion compr essortoI.
The tireinflat ioncompr essorisswitc hedon.
The tireisinflat ed.
First ,tire sealant ispumped intothe tire.
The pressure canbriefly risetoapprox-
imately 500kPa(5bar/7 3psi).
Do not switch offthe tireinflat ioncom-
pr essor during this phase.
X Let the tire inflat ioncompr essorrunfora
maximum offive minut es.The tireshould
then have attained apressure ofat least
180 kPa(1.8 bar/2 6psi).
If apressure of180 kPa(1.8 bar/26 psi)has
been attained afterfiveminut es,see "Tire
pressure reached" (Ypage 292).
If atire pressure of180 kPa(1.8 bar/26 psi)
has notbeen attained afterfiveminut es,see
"Tire pressure notreached" (Ypage 292).
If tire sealant hasescaped, cleanitoff affec ted
areas asquickly aspossible. Useplain water if
possible.
If your clothes aresoiled withtiresealant ,
have them cleaned withperch loroet hylene ata
dry cleaner assoon aspossible. Flat
tire
291Breakd ownassist ance Z

or
sparks arecreated, thehydrogen gascan
ignite. Thereisarisk ofan explosion.
R Make surethatthepositive terminalof a
conn ected battery doesnotcome into
cont actwith vehicle parts.
R Never placemetal object sor tools ona
battery.
R Itis important thatyouobserve the
described orderofthe battery terminals
when connectin gand disconn ectingabat-
tery.
R When jump-st arting,makesurethatthe
battery poleswithidentical polarityare
conn ected.
R Itis particularly importanttoobserve the
described orderwhen connectin gand dis-
conn ectin gthe jumper cables.
R Never connectordisconn ectthe battery
termin alswhile theengine isrunnin g. G
WARNING
Batt eryacid iscaustic. Thereisarisk of
injury.
Avoid contactwith skin, eyesorclothin g.Do
not inhale anybattery gases.Donot lean
over thebattery. Keepchildren awayfrom
batteries. Washawaybattery acidimmedi-
ately withplenty ofclean water andseek
medical attention. H
Environmental
note Batt
eries containpollutants.
It is illegal todispose of
them withthehousehold
rubbish. Theymust becol-
lected separately anddis-
posed ofinan environ men-
tally responsible recycling
system. Dispose
ofbatteries inan
environ mentallyresponsible
manner. Takedischarged
batteries toaquali fiedspe-
cialist workshop ortoacol- lection
pointforused bat-
teries.
! Have
thebattery regularly checkedata
quali fiedspecialist workshop.
Comply withtheservice intervalsinthe
Maintenan ceBooklet ,or cont actaquali fied
specialist workshop formore informat ion.
! You
should haveallwork involving thebat-
tery carried outataquali fiedspecialist
workshop. Inthe except ionalcasethatitis
necessary foryou todisconn ectthe battery
yourself, makesurethat:
R switch offthe engine andremove the
Smart Key.Onvehicles withKEYLE SS-GO,
make surethattheignition isswitched
off. Check thatallthe indicator lampsin
the instr ument cluster areoff. Otherwise,
electron iccomponen ts,such asthe alter-
nator, maybedamaged.
R you first remove thenegative terminal
clamp andthen thepositive terminal
clamp. Neverswapthetermin alclamps.
Otherwise, thevehicle's electronicsystem
may bedamaged.
R in vehicles withautomatic transmission,
the transm issionislocked inposition 005D
after thebattery isdisconn ected.The
vehicle issecured againstrollingaway.
You canthen nolonger movethevehicle.
The battery andthecover ofthe positive ter-
minal clamp mustbeinstalled securelydur-
ing operation.
Comply withsafety precautions andtake pro-
tect ivemeasures whenhandling batteries. Risk
ofexplosion. Fire,
open flames andsmokin gare
prohibited whenhandling thebat-
tery. Avoid creatin gsparks. Batt
eryacid iscaustic. Avoidcon-
tact with skin, eyesorclothin g.
Wear suitable protectiveclothin g,
especially gloves,apronandface-
guard.
Rinse anyacid spills immediately
with clear water. Contact aphysi-
cian ifnecessary. 294
Bat
tery (vehicl e)Breakdown assistance

Wear
eyeprotec tion. Keep
children away. Observe
thisOperator' sManual.
For safety reasons, Mercedes- Benzrecom-
mends thatyouonly usebatter ieswhich have
been testedand approved foryour vehicle by
Mercedes- Benz.These batteriesprovide
incr eased impact protectiontoprevent vehicle
occupant sfrom sufferin gacid burns should
the batter ybe damaged inthe event ofan
accident .
In order forthe batter yto achieve themaxi-
mum possible servicelife,itmust alway sbe
sufficien tlycharged.
Like other batter ies,thevehicle batterymay
discharge overtime ifyou donot use thevehi-
cle. Inthis case, havethebatter ydisconn ec-
ted ataqualified specialist workshop. Youcan
also charge thebatter ywith acharger recom-
mended byMercedes- Benz.Contac ta quali-
fied specialist workshop forfurther informa-
tion.
Have thebatter ycondit ionofcharge checked
more frequent lyifyou usethevehicle mainly
for short tripsorifyou leave itstandin gidle
for alength yperiod. Consult aqualified spe-
cialist workshop ifyou wish toleave yourvehi-
cle parked foralong period oftime.
Only replace abatter ywith abatter ythat has
been recomm endedbyMercedes- Benz.
Remove theSmart Keyifyou park thevehicle
and donot require anyelectr icalcons umers.
The vehicle willthen usevery little energy,
thus conserving batterypower.
If the power supply hasbeen interrupted, e.g.
if you recon nectthebatter y,you willhave to:
R set the clock using themultimedia system
(see theDigital Operator' sManual)
R reset thefunct ionforfolding theexterior
mirrors in/outautomatically, byfolding the
mirrors outonce (Ypage 99) Charging
thebatt ery G
WARNIN
G
During charging andjump- starting,explosive
gases canescape fromthebatter y.There is
a risk ofan explosion.
Particularly avoidfire,open flames, creating
sparks andsmokin g.En sure there issuffi-
cient ventilation whilecharging andjump-
start ing.Donot lean over abatter y. G
WARNIN
G
Batt eryacid iscaustic. Thereisarisk of
injury.
Avoid contactwith skin,eyes orclothin g.Do
not inhale anybatter ygases. Donot lean
over thebatter y.Keep children awayfrom
batter ies.Wash awaybatter yacid immedi-
ately withplenty ofclean water andseek
medical attention. G
WARNIN
G
A discharged batterycan freez eat temper a-
tures below freezingpoint. Whenjump-start-
ing the vehicle orcharging thebatter y,
gases canescape fromthebatter y.There is
a risk ofan explosion.
Allow thefrozenbatter yto thaw outbefore
charging itor jump- starting.
! Only
usebatter ychargers withamaximum
charging voltageof14. 8V.
! Only
charge thebatter yusing thejump-
start ingconn ection point.
The jump- startingconn ection pointisin the
engine compart ment(Ypage 296).
X Open thehood.
X Connec tthe batter ycharger tothe positive
term inaland ground pointinthe same order
as when connectin gthe donor batteryin the
jump- startingprocedure (Ypage 296).
If the indicator /warninglamps donot light up
in the instrument clusteratlow temper atures,
it is very likely thatthedischarged batteryhas
froz en.Inthis case youmay neith erjump- start
the vehicle norcharge thebatter y.The service
life ofathawed-out batterymay beshort er.
The start ingcharact eristicscan beimpaired, Bat
tery(vehicle )
295Breakdown assistance Z

G
WARNING
During thechargi ngprocess ,a battery produceshydrogen gas.Ifashort circuitoccurs or
spar ksare created ,the hydrogen gascan ignite. Thereisarisk ofan explo sion.
R Make surethattheposi tive terminal ofaconnected batterydoesnotcome intocontact with
vehicl eparts.
R Never placemetal objects ortools onabattery .
R Itis impor tantthatyouobse rvethe descri bedorder ofthe battery terminal swhen connect-
ing and disconnecting abattery .
R When jump-starting, makesurethatthebattery poleswith identical polarityareconnected.
R Itis particu larlyimpor tanttoobse rvethe descri bedorder whenconnecting anddisconnect-
ing the jumper cables.
R Never connect ordisconnect thebattery terminal swhi lethe engine isrunning. G
WARNING
A discha rgedbattery canfreeze attempera turesbelow freezing point.Whenjump-starting the
vehicl eor chargi ngthe battery ,gase scan escap efrom thebattery .There isarisk ofan explo -
sion.
Allow thefrozen battery tothaw outbefore chargingitor jump-starting.
! Avoid
repeatedand lengthy starting attempts. Otherwise,the catal yticconverter couldbe
dama gedbythe non-combusted fuel.
If the indica tor/warni nglamp sdo not light up inthe instrument clusteratlow tempera tures,itis
very likelythat thedischa rgedbattery hasfrozen. Inthis case youmay neither jump-start the
vehicl enor charge thebattery .Let the battery thawfirst.Theservice lifeofathawe d-outbattery
may beshorter. Thestarting characteristics canbeimpa ired,particu larlyat low tempera tures.
Have thethawe d-outbattery checked ataqua lified speci alist worksho p.
Do not start thevehicl eusi ng arapi dchargi ngdevi ce.Ifyou rvehicl e'sbattery isdischa rged,the
engine canbejump-started fromanother vehicleor from asecond batteryusing jumper cables.
Observe thefollowi ngpoints:
R The battery isnot accessi bleinall vehicl es.Ifthe other vehicle'sbattery isnot accessi ble,
jump-start thevehicl eusi ng asecond batteryorajump-starting device.
R You may onlyjump-start thevehicl ewhen theengine andexhau stsystem arecold.
R Do not start theengine ifthe battery isfrozen. Letthe battery thawfirst.
R Only jump-start frombatterie swith a12 Vvoltag erating.
R Only usejumper cablesthat arenot dama gedand have asuffi cient cross-section andinsul a-
ted terminal clamps.
R Make surethatthetwo vehicl esdo not touch.
Make surethat:
R The jumper cablesare not dama ged.
R Non-insul atedparts ofthe terminal clampsdo not come intocontact withother metal parts
whi lethe jumper cablesare connected tothe battery .
R The jumper cablescannot comeintocontact withparts thatcanmove whentheengine isrun-
ning, suchasthe V-belt pulley orthe fan.
X Secure thevehicl eby app lying the electric parkingbrake.
X Shift thetransmissi ontoposi tion 005D.
X Turn theSmartKey toposi tion 005Ainthe ignitio nlock andremove it. Jump-star
ting
297Breakdown assistance Z

The
battery mustbeconn ected andcharged.
Otherwise, you:
R cann otturn theSmart Keytoposition 0048in
the ignition lock.
R cann otrelease theelectric parking brake.
R cann otshift thetrans mission toposition 005C.
The funct ionofthe electric parking brakeand
the parking lockisdependent onthe on-board
voltage.
If the on-board voltageislow orifthere isa
system malfunct ion:
R the electric parking brakemaynotbe
applied incert aincircumst ances,or
R itmay nolonger bepossible toshift the
trans mission toposition 005D
Switch offnon- essent ialconsumer s,e.g. the
radio.
Deact ivatetheautomatic lockingfeature
before thevehicle istowed (Ypage 199). You
could otherwise belocked outwhen pushing
or towing thevehicle. <002C0051005600570044004F004F004C0051004A001200550048005000520059
004C0051004A>
thetowing eye
Installing thetowing eye The
bracket sfor the screw-in towingeyeare
located inthe bumpers. Theyareatthe rear
and atthe front ,under covers 0043.
X Remove thetowing eyefrom thestowage
space. The
towing eyeislocated withthevehicle
tool kitunder thecargo compart mentfloor
(Y page 288).
Vehicles withtheTIREFIT kit:the towing eye
is beneath thetire inflation compressor
(Y page 288).
X Press themark oncover 0043inwards inthe
direction ofthe arrow.
X Take cover 0043offthe opening.
X Scr ew inthe towing eyeclock wisetothe
stop.
Removing thetowing eye X
Unsc rewand remove thetowing eye.
X Attach cover 0043tothe bumper andpress
until itengages.
X Place thetowing eyeinthe stowage well
beneath thecargo compart mentfloorinthe
cargo compart ment(Ypage 288).
X Vehicles withtheTIREFIT kit:put back the
tire inflation compressor (Ypage 288). Towing
thevehicle withthefront
axle raised
Observe theimportant safetynoteswhen tow-
ing your vehicle withthefront axleraised
(Y page 299).
Only vehicles without4MATICcanbe
towed withthefront axleraised.
! Vehicles
with4MATI Cmust notbetowed
with either thefront orthe rear axle raised,
as doing sowill damage thetrans mission.
Vehicles with4MATI Cmay either betowed
away withboth axles onthe ground orbe loa-
ded upand trans ported.
! The
ignition mustbeswitched offifthe
vehicle isbeing towed withthefront axle
raised. Otherwise, ESP®
may intervene and
damage thebrake system.
X On
vehicles withKEYL ESS-GO orthe
KEYL ESS-GO startfunction: youmust use
the Smart Keyinstead ofthe Start /Stopbut-
ton (Ypage 126).
X Make surethatthevehicle isstation ary.
X Turn theSmart Keytoposition 0048inthe igni-
tion lock. 300
Towing
andtow-sta rtingBr eakdown assistance

X
When thevehicle isstation ary,depress the
brake pedalandkeep itdepressed.
X Shift theautomatic transmission toposition
005D.
X Release thebrake pedal.
X Release theelectr icparking brake.
X Switc hoff the automatic locking
(Y page 199).
X Switc hon the hazard warning lamps
(Y page 104).
X Turn theSmart Keyinthe ignition lockto
position 005Aand leave theSmart Keyinthe
ignition lock. Towing
avehicle withboth axles on
the ground
It is importan tthat youobserve thesafety
inst ruction swhen towing awayyourvehicle
(Y page 299).
X On
vehicles withKEYLE SS-GO orthe
KEYLE SS-GO startfunction: youmust use
the Smart Keyinstead ofthe Start/S topbut-
ton (Ypage 126).
The automatic transmission automatically
shifts toposition 005Dwhen youopen thedriv-
er's orfron t-passenger doororwhen you
remove theSmart Keyfrom theignition lock.In
order toensure thattheautomatic transmis-
sion stays inposition 005Cwhen towing away
the vehicle, youmust observe thefollowing
points :
X Make surethatthevehicle isstation ary.
X Turn theSmart Keytoposition 0048inthe igni-
tion lock.
X Depress andhold thebrake pedal.
X Shift theautomatic transmission toposition
005C.
X Leave theSmart Keyinposition 0048inthe
ignition lock.
X Release thebrake pedal.
X Release theelectr icparking brake.
X Switc hon the hazard warning lamps
(Y page 104).
i In
order tosignal achange ofdirect ion
when towing thevehicle withthehazard
warning lampsswitched on,use thecombi-
nation switch asusual. Inthis case, onlythe
indicator lampsforthe direct ionoftravel flash.
Afterresett ingthe combin ation
switch, thehazard warning lampstarts
flashing again. Perm
ittedtowing methods
Mercedes- Benzrecomm endstransportin gyour
vehicle inthe case ofabreakdown, ratherthan
towing itaway.
When towing away,useatowing ropeora
towing barwith both axles onthe ground. Do
not use anytow barsystems. Tr
anspor tingthevehicle
Vehicles withautomat ictransmission !
When
thevehicle isloaded fortran sport,
the fron tand rear axles mustbestation ary
and onthe same transportat ionvehicle.
Position ingover theconn ection pointofthe
tran sport vehicle isnot permitt ed.The drive
train mayotherwise bedamaged. All
vehicles !
You
may onlysecure thevehicle bythe
wheels, notbyparts ofthe vehicle suchas
axle orsteerin gcompon ents.Other wise, the
vehicle couldbedamaged.
X Turn theSmart Keytoposition 0048inthe igni-
tion lock (Ypage 125).
X Shift thetran smission toposition 005C.
As soon asthe vehicle hasbeen loaded:
X Preven tthe vehicle fromrolling awayby
applying theelectr icparking brake.
X Shift thetran smission toposition 005D. Towing
andtow-sta rting
301Breakdown assistance Z

X
Turn theSmart Keytoposition 005Ainthe igni-
tion lock andremove it.
X Secure thevehicle.
The towing eyecan beused topull thevehicle
ont oatrailer ortrans porter fortrans portin g
purposes. Notes
on4MATIC vehicles
! Vehicles
with4MATI Cmust notbetowed
with either thefront orthe rear axle raised,
as doing sowill damage thetrans mission.
Vehicles with4MATI Cmay onlyeither be
towed awaywithboth axles onthe ground or
be loaded upand trans ported.
If the vehicle's transmission, front,or rear axle
is damaged, havethevehicle transported ona
truck ortrailer.
In the event ofdam agetothe electrical
system:
If the battery isdefect ive,theautomatic trans-
mission willbelocked inposition 005D.Toshift
the automatic transmission toposition 005C,you
must provide powertothe vehicle's on-board
electric alsystem inthe same wayaswhen
jump-st arting(Ypage 296).
Have thevehicle transported onatrans porter
or trailer. Tow-star
ting(emergency engine
star ting)
! Vehicles
withautomatic transmission must
not betow-st arted. Youcould otherwise
damage theautomatic transmission.
i You
canfind inform ationon"Jump-start-
ing" under (Ypage 296). Fuses
Import
antsafety notes G
WARNIN
G
If you manipulate orbridge afaulty fuseorif
you replace itwith afuse withahigher
amperage, theelectric cablescouldbeover-
loaded. Thiscould result inafire. There isa
risk ofan accident andinjury. Always
replace faultyfuseswiththespeci-
fied new fuses having thecorrec tamperage.
! Only
usefuses thathave been approved
for Mercedes- Benzvehicles andwhich have
the correc tfuse rating forthe system con-
cern ed.Only usefuses marked withan"S".
Otherwise, componentsorsystems couldbe
damaged.
! Make
surethatnomoisture canenter the
fuse boxwhen thecover isopen.
! When
closing thecover, makesurethatit
is lying correc tlyon the fuse box. Moisture
seeping inor dirt could otherwise impairthe
operation ofthe fuses.
The fuses inyour vehicle servetoclose down
faulty circuits. Ifafuse blows, allthe compo-
nent son the circuit andtheir functionsstop
operating.
Blown fusesmustbereplaced withfuses of
the same rating, whichyoucan recogn izeby
the color andvalue. Thefuse ratings, and
other items ofinform ationtobe complied with
are, listed inthe fuse allocation chart.
The fuse allocation chartisin the fuse boxin
the front -passenger footwell(Ypage 303).
If anewly insertedfuse alsoblows, havethe
cause traced andrectified ataqualified spe-
cialist workshop, e.g.anauthorized Mercedes-
Benz Center. Before
changing afuse
X Secure thevehicle against rollingaway
(Y page 145).
X Switch offallelectric alconsumer s.
X Vehicles withoutKEYLESS-GO: remove
the Smart Keyfrom theignition lock.
X Vehicles
withKEYL ESS-GO start-func-
tion orKEYL ESS-GO: openthedriver's
door.
The vehicle electron icsare now inposition
005A. This isthe same asthe Smart Keybeing
removed fromtheignition.
The fuses arelocated invarious fuseboxes:
R Fuse boxinthe engine compart mentonthe
left- hand sideofthe vehicle, whenviewed in
the direction oftravel
R Fuse boxinthe front -passenger footwell 302
FusesBr
eakdown assistance

X
To release cover0087,press retainin g
clamp 0044.
X Fold outcover 0087inthe direction ofthe
arrow tothe catc h.
X Remove cover0087forwards.
Fuse allocation chart0085islocated onthe
lower right-hand sideofcover 0087.
X To close: insertcover0087onthe left- hand
side ofthe fuse boxinto theretainer.
Cover 0087engages inthe retainers .
X Fold down cover 0087until clamps 0044lock
audibl y.
X Fold back perforated floorcoverin g0043.
X Inst allthe floormats. 304
FusesBr
eakdown assistance

Chec
kwheel sand tires for damag eat least
on ce amon th.Chec kwheel sand tires after
driv ingoff-road oron roug hroad test track s.
Dam aged wheel scan caus ealoss oftirepre s-
sure .Pay particular attentio nto damag esuc h
as:
R cut sin thetir es
R punc tures inthetir es
R tears inthetir es
R bulges ontires
R def orm ationor sev ere corrosio non wheel s
Regular lych eck thetir etread dept hand the
co ndi tionof thetread across thewhole width
of all tires (Y page 306). Ifne ces sary, turnth e
fr on twheel sto full lockin ord erto ins pec tth e
inn erside ofthetir esurf ace.
All wheel smust haveavalv ecap topro tect
th evalv eagain stdirt and mois ture.Do not
moun tanyt hingon to thevalv eot her than the
st and ard valvecap orother valvecaps
appro vedbyMer cedes-Ben zfor your vehicle.
Do notuse anyother valvecaps orsyst ems ,
e.g .tir epre ssur emon itorin gsyst ems .
Regular lych eck thepre ssur eof all thetir es
part icular lyprio rto lon gtrips. Adjus tth etir e
pre ssur eas neces sary (Ypage 308).
Obse rveth eno teson theeme rgencyspar e
wheel (Ypage 331).
The servicelife oftires depen ds,amon got her
th ing s,on thefoll owin gfac tors:
R Dr ivin gst yle
R Tire pressur e
R Dis tan cecover ed Not
eson tiretread G
WAR
NING
If th ere isins ufficie nttiretread, thetir etrac-
tio ndec reas es.The tiretread isno longer
able todiss ipatewate r.This increas esthe
ris kof hydr oplan ingwhen theroad surface
is wet ,part icular lywhen theveh icle'sspee d
is no tadapt edtotheroad condi tions.Ther e
is aris kof an acc iden t.
When thetir epre ssur eis toohigh ortoo
low, tires may wear differe ntly at diff ere nt
poin tson thetir etread. Therefore, regularly
ch eck thetir etread dept hand theco ndi tion of
thetread across thewhole widthof all
tir es.
Min imum tiretread dept hon :
R Sum mer tires: 00CEin(3 mm)
R M+S tires: 00CFin(4 mm)
For safe tyreas ons,have thetir es rep lace d
bef ore they reac hth elegally prescribe dmin -
imum tiretread dept h. Mark
ing0043sho wswher ebar indicat or0044 for
tr ead wear isint egr atedint oth etir etread.
Tre adwear indicat ors (TWI )are required by
law. Sixindicat ors are posi tionedon thetir e
tr ead. They arevisible once atread dept hof
appr oximat ely00CD in(1.6 mm)ha sbe en
re ach ed. Ifth is isthecas e,thetir eis so worn
th at itmust berepl aced . Select
ing,mou nting and replacing
tir es G
WAR
NING
Ex cee dingth est ate dtir eload- beari ngcapa-
cit yand theappro vedmax imum speed
coul dlead totiredamage orthetir eburs t-
ing .Ther eis arisk ofacc iden t.
Ther efore, onlyuse tiretype sand sizes
appro vedforyour vehicle mode l.Obse rve
th etir eload rating and spee drat ing
requi redforyour vehicle.
R On lymoun ttir es and wheels ofthesame
type andmake.
Ex cep tion:itis perm issibleto moun ta dif-
fer ent type ormak ein theeven tof aflat
tir e. Obse rveher eth e"MOE xtend edtires 306
Oper
ationWh eels andtires