catalytic converter VOLVO XC90 2006 Owners Manual

112 StartinganddrivingGeneralEconomicaldrivingEconomicaldrivingresultsfromdrivinggently
withanticipationandadaptingyourdriving
styleandspeedtothesituation.
Keepinmindthefollowing:
Drivetheenginetooperatingtemperature
assoonaspossible!Thatistosay:donot
lettheengineidle,butdrivewithalight
loadassoonasyoucan.
Acoldengineconsumesmorefuelthana
warmone.
Avoiddrivingshortdistanceswherethe
engineneverhastimetoreachoperating
temperature.
Drivegently!Avoidunnecessaryquick
accelerationsandheavybraking.
Donotdrivewithunnecessary,heavy
loadsinthecar.
Donotusewintertyreswhentheroads
areclearanddry.
Removetheloadcarrierwhenitisnotin
use.
Donotopensidewindowsunnecessarily.Yournewcar–slipperyroad
surfacesDrivingonaslipperyroadmayfeeldifferent
dependingonwhetheryouchooseacarwith
amanualoranautomaticgearbox.Practiceskiddrivingundercontrolledconditionsso
thatyouknowhowyournewcarreacts.
DrivingonroughroadsTheVolvoXC90isprimarilydesignedfor
drivingonmainroads,butalsohasgood
handlingpropertiesonunevenorrough
roads.Keepthefollowinginmindinorderto
preservetheservicelifeofyourcar:
Driveslowlyonroughroadssoyoudonot
damagethecar’sunderbody.
Ifthegroundislooseorismadeupofdry
sandorsnow,itisalwaysbesttokeep
thecarmovingatalltimesandavoid
shifting.Donotstopthecar.
Iftheroadisextremelysteepandthereis
ariskofoverturning,nevertrytoturnthe
cararound.Reversebackdown.Donot
drivediagonallyacrossanincline.Drivein
thedirectionoftheincline.
NOTE!Avoiddrivingonsteepslopesifthe
fuellevelislow.Thecatalyticconvertercould
bedamagediftheenginedoesnotreceive
enoughfuel.Whendrivingonextremely
steepslopes,makesurethetankismorethan
halffulltoavoidtheriskofbreakdown.WadingThecarcanbedriventhroughwaterwitha
depthofnomorethan48cm.NOTE!Ingreaterdepths,watercanenterthe
differentialsandthetransmission.This
reducesthelubricatingabilityoftheoiland
shortenstheservicelifeofthesystems.
Whendrivingthroughshallowwater,
maintainalowspeedanddonotstopthecar.
Onceyouhavepassedthroughthewater,
applyalightpressuretothebrakepedaland
checkbrakefunction.Water,mudandthe
likecandampenbrakelinings,resultingin
delayedbrakingaction.
Cleantheelectriccontactsoftheelectric
engineheaterandtrailercouplingafter
drivinginwaterandmud.
NOTE!Donotletthecarstandwithwater
overthesillsforanylongperiodoftime.This
couldcauseelectricalmalfunctions.
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114 StartinganddrivingRefuellingThefuelcapisinsidethefuelfillerflaponthe
right-handrearwingandhangsuponthe
insideofthefuelfillerflap.OpeningthefuelfillerflapThefuelfillerflapcanbeopenedwhenthe
carisunlocked.
NOTE!Thefillerflapremainsunlockedforten
minutesafterthecarislocked.Itthenlocks
automatically.FuelfillerflapTheremaybeoverpressureinthetankif
outdoortemperaturesarehigh.Openthecap
slowly.Donotoverfillthefueltank.Stop
refuellingwhenthepumpcutsoutforthefirst
time!Ifthetankisoverfilledfuelmayoverflow
athightemperatures!Afterrefuelling,replacethefuelcapandturn
untiloneormoreclicksisheard.
RefuellingwithpetrolNOTE!Donotaddcleaningadditivesunless
specificallyrecommendedbyaVolvo
workshop.RefuellingwithdieselAtlowtemperatures,paraffincanprecipitate
outofdieselfuel(–5°C-–40°C).Thiscan
causeproblemswhenstarting.Makesure
youuseaspecialwintergradefuelduring
coldperiods.
WARNING!
Nevercarryanactivatedmobilephone
whenrefuellingtheringsignalcould
causesparkbuild-upandignitepetrol
fumes,leadingtofireandinjury.IMPORTANT!Petrol-poweredcarsmustalwaysbe
refuelledwithunleadedpetrolsoasnot
todamagethecatalyticconverter.
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118 StartinganddrivingAutomaticgearboxColdstartWhenstartinginlowtemperatures,thegear
changescansometimesfeelhard.Thisisdue
tothegearboxoil’sviscosityatlowtempera-
tures.Tominimiseengineemissions,the
gearboxshiftsuplaterthannormalwhenthe
engineisstartedatlowtemperatures.
Turboengine
Whentheengineiscold,thetransmission
shiftsgearsathigherrevs.Thisallowsthe
catalyticconvertertoreachnormaloperating
temperaturemorequickly,withlessexhaust
emissions.AdaptivesystemThegearboxiscontrolledbywhatisknown
asanadaptivesystem.Thesystemcontin-
uallymonitorshowthegearboxisbehaving
andsenseseverygearchangeforoptimum
changequality.
Lock-upfunction
Thegearshavealock-upfunction(locked
gears),whichgivesbetterenginebrakingand
lowerfuelconsumption.SafetysystemsCarswithanautomaticgearboxhavespecial
safetysystems:Keylock
Toremovetheignitionkey,thegearselector
mustbeinthePposition.Thekeyislockedin
allotherpositions.
Parkingposition(Pposition)
Stationarycarwithenginerunning:
–Holdyourfootonthebrakepedalwhen
movingthegearselectortoanother
position.
Electricgearinhibitor–Shiftlock
Parkingposition(Pposition)
Tobeabletomovethegearselectorfromthe
Ppositiontoothergearpositions,theignition
keymustbeinpositionIorIIandthebrake
pedalmustbedepressed.
Kick-downWhentheacceleratorispressedalltheway
tothefloor,beyondthepositionnormally
regardedasfullacceleration,alowergearis
immediatelyengaged.Thisisknownaskick-
down.
Whenmaximumspeedforthisgearis
reached,oriftheacceleratorisreleasedfrom
thekick-downposition,thegearboxautomat-
icallychangesup.
Kick-downisusedwhenmaximumacceler-
ationisneeded,suchasforovertaking.
Topreventoverrevving,thegearboxcontrol
programhasaprotectivedownshiftinhibitor.Thekick-downfunctioncannotbeusedin
themanualpositions.Returnto
automaticpositionD.
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127 Startinganddriving
TowingandrecoveryDonotbumpstarttheengineIfyoubumpstartacarwithmanualgearbox,
thecatalyticconvertermaybedamaged.
Carswithautomaticgearboxcannotbebump
started.Useaboosterbatteryifthebatteryis
flat.IfthecarmustbetowedUnlockthesteeringwheellocksothatthe
carcanbesteered.
Keepinmindthehighestlegallypermis-
siblespeed.
Bearinmindthatthebrakeandpower
steeringservosdonotfunctionwhenthe
engineisoff.Approx.fivetimesmore
pressuremustbeexertedonthebrake
pedalandsteeringrequiresmuchmore
forcethanusual.
Drivegently.Keepthetowlinetautto
avoidunnecessaryjerking.
Forautomaticgearboxes
ThegearselectorshouldbeinpositionN.
Themaximumpermissiblespeedwhen
towingacarwithautomaticgearboxis
80km/h.
Onlytowwiththecarfacingforward.
Theenginecannotbebumpstarted.
"Jumpstarting",seepage129.
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235
Technicaldata
Typedesignation236
Dimensionsandweights237
Enginespecifications238
Engineoil239
Otherfluidsandlubricants242
Fuel243
Catalyticconverter245
Electricalsystem246
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245 Technicaldata
CatalyticconverterGeneralThepurposeofthecatalyticconverteristo
purifyexhaustgases.Itislocatedintheflow
ofexhaustgassesclosetotheenginesothat
itquicklyreachesoperatingtemperature.
Thecatalyticconverterconsistsofamonolith
(ceramicormetal)withchannels.The
channelwallsarelinedwithplatinum/
rhodium/palladium.Thesemetalsactas
catalysts,i.e.theyaccelerateachemical
reactionwithoutbeingusedupthemselves.Lambda-sond
TM
oxygensensor
TheLambda-sondispartofacontrolsystem
intendedtoreduceemissionsandimprove
fueleconomy.Anoxygensensormonitorstheoxygen
contentoftheexhaustgasesleavingthe
engine.Thisvalueisfedintoanelectronic
systemthatcontinuouslycontrolsthe
injectors.Theratioofairtofueliscontinu-
ouslyadjusted.Theseadjustmentscreate
optimalconditionsforefficientcombustion,
andtogetherwiththethree-waycatalytic
converterreduceharmfulemissions(hydro-
carbons,carbonmonoxideandnitrous
oxides).
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249 Alphabeticalindex
AABS...................................................................45
Adaptivesystem...........................................118
Additionalheater............................................77
Airconditioning,rearofpassenger
compartment...................................................49
Airdistribution,A/C.......................................71
Airdistribution,ECC......................................74
Airqualitysystem,ECC................................73
Airbag,passengerside.................................14
Airbags.............................................................26
Alarm..............................................................212
AlarmLED.....................................................109
Alternator.......................................................246
Audiosettings..............................................205
Audiosystemfunctions..............................204
Auto,ECC........................................................74
Automaticgearbox......................................118
Automaticlocking........................................103
Auxiliarylamps.................................................50
Averagefuelconsumption............................56BBattery...............................129,171,179,246
Battery,overloading....................................113
Birddroppings.............................................164
Blindspot(BLIS)........................................143
BLIS........................................................50,143
Bonnet...........................................................172
Bonnet,opening.............................................59Boostercushion,integrated........................32
Brakefluid.....................................................177
Brakesystem..................................................45
Bulbs..............................................................182
CCallvolume....................................................228
Carbondioxide.............................................244
Cargoarea....................................................189
Cargocompartment,extension..................92
Cargocover....................................................96
Catalyticconverter.......................................245
CDchanger..................................................218
CD/MD..........................................................216
Changingtracks,CD/MD..........................216
Childsafetyequipment.................................27
Childsafetylocks................................49,106
Childseat,fitting............................................34
Childseatsandairbags...............................28
Childseatsandsideairbags......................19
Childreninthecar,placement....................30
Cigarettelightersocket................................50
Cleaninsideandout........................................3
Cleaningseatbelts.......................................165
Cleaningtheupholstery.............................165
Cleaning,Carwashing...............................164
Clock................................................................43
Clutchfluid....................................................177
Coldstart.......................................................118
Collisionsensors...........................................21Colourcode,paint......................................166
Condensation..............................................173
Controlpanels,audio.................................199
Coolant..........................................................176
Courtesylighting.........................................189
DDeadlocks..............................................50,104
Detachabletowbar......................................134
Detectors.........................................................50
Dieselparticlefilter.....................................115
Dimensions...................................................237
Dippedbeam........................................52,184
Directionindicators.......................43,53,185
Disctext..........................................................216
Display..............................................................47
Doormirrors,heated......................................51
Doormirrors,retractable...............................50
DSTC...............................................46,49,124EEconomicaldriving......................................112
EjectingaCD...............................................219
Electricchildsafetylocks..........................107
Electricalsystem..........................................246
Emergencypuncturerepair.......................157
Emissionssystem...........................................45
Enginecompartment..................................172
Engineoil............................................174,240
Engineoildecal...........................................236
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