check engine light PORSCHE 911 CARRERA 2003 4.G Owner's Manual

CarTelephoneand
AftennarketAlarms

Importantlegalandsafetyinformation
regardingtheuseofcellulartelephones

Some
statesmayprohibittheuseofcellular
telephoneswhiledrivingavehicle.Checkthe
lawsandregulationsontheuseofcellulartele-
phonesintheareaswhereyoudrive.
/!\.Danger!

Risk
ofanaccident.
Severepersonalinjuryordeathcanresult
intheeventofanaccident.
Lookingawayfromtheroadorturning
yourattentionawayfromyourdrivingcan
causeanaccidentandseriousorfatalin-
jury.

Whenusingyourcellulartelephone,youshould
always:
[>
Givefullattentiontoyourdriving-pulloffthe
roadandparkbeforemakingoransweringa
calliftrafficconditionssorequire;
and
[>
Keepbothhandsonthesteeringwheel-use
hands-freeoperation(ifavailable)-pulloffthe
roadandparkbeforeusingahand-heldtele-
phone.
126Controls,Instruments

Itisessentialtoobservetheinstructionsof
thetelephonemanufacturerbeforeputting
thetelephoneintooperation.
Any
portabletelephoneorradiotransmitter
whichisusedinaPorschemustbeproperly
installedinaccordancewiththetechnicalre-
quirementsofPorsche.

Thetransmissionpowermustnotexceed

lOW.
Thedevicesmustpossessatypeapprovalfor
yourvehicleandhave
an"e"symbol.

Ifyoushouldrequireequipmentwithtrans-
missionpowervaluesgreaterthan10W,please
consultyourauthorizedPorschedealerforthis
purpose.Heisfamiliarwiththetechnicalrequire-
mentsforinstallingdevicesofthiskind.
Theantennasforallradiosandtelephoneswith
atransmittingantennamustbeexternally
mounted.
Theimproperinstallationofradiosortelephones
oruseofaradioortelephonewithatransmit-
tingantennainsidethecarmaycause
the
warninglightstocomeon.

Improperinstallationofsuchequipmentcancre-
ateadischargedbatteryorexcessivecurrent
drawfromaddedequipment.
Ifaftermarketsystemsareinstalledbynon-
dealershiptechniciansoroutsidetheselling
dealer,problemsmayresult.Installationofafter-
marketequipmentisnotcoveredundertheNew
CarWarranty.
[>
ConsultyourauthorizedPorschedealerabout
theinstallationofnonPorscheapproved
equipment.

Receptionquality

Thereceptionqualityofyourcartelephonewill
changeconstantlywhenyouaredriving.Inter-
ferencecausedbybuildings,landscapeand
weatherisunavoidable.Itmaybecomeparticu-
larlydifficulttohearwhenusingthehands-free
functionduetoexternalnoisesuchasengine
andwindnoise.

Automaticcar-wash

[>Unscrewexternalantennasbeforeusingan
automaticcar-wash.

Gearshifting
Thepositionsofthegearsareshownonthe
gearshiftlever.
/!\.Warning!
Riskofanaccident.
I>Alwayscheckthemovementoftheclutch
pedalbeforedrivingandmakesurethatitis
notobstructedbyafloormatoranyother
object.
I>Securethefloormattopreventitfromsliding
intopositionsthatcouldinterferewiththe
safeoperationofyourvehicle.
YourPorschedealercanofferyoufloormats
ofthecorrectsizeincludingasecuringpossi-
bility.
Toavoiddamagetotheclutchandtrans-
mission:
I>Alwaysdepresstheclutchpedalfullywhen
changinggears.
Makesurethatthegearshiftleveriscom-
pletelyengaged.
I>Onlyshiftintoreversewhenthecarhascome
toacompletestop.
128ShiftingGear
Reverse
I>Depresstheclutchpedalforseveralseconds
beforeshiftingintoreverse.
Onlythenmovethegearshiftlevertotheleft,
overcomingthespringtension,andthento
thefront.
Bothback-uplightscomeonwhenthetrans-
missionisputintoreverse(withignitionon).

Permittedenginespeed

~
I>Changeintoahighergearbeforetheneedle
reachestheredmarkonthetachometer,or
easeofftheaccelerator.
Iftheredzoneisreachedduringacceleration,
fuelfeedisinterrupted.
/!\.Caution!
Toavoidsevereenginedamage.
I>Alwaysobservetheenginerpmbeforedown-
shiftingtoalowergear,soyoudonotex-
ceedthemaximumenginerpm.

e
Warning
light
Itlights
upwhentheignitionisswitchedonand
mustgooutwhentheengineisrunning.
Ifthewarninglightlightsupwiththeenginerun-
ning,theconvertibletopisnotinoneofitsend
positions.
I>Fullyopenorclosetheconvertibletop.
Driveonlywiththeconvertibletopfullyopen
orclosed.
Ifthewarninglightdoesnotgooutintheend
position,pleaseconsultanauthorizedPorsche
dealer.
Afaultispossible,oritmaybenecessaryto
adjusttheconvertible
top.
Ifthewarninglightflashes
whenoperatingthe
convertibletopwiththerockerswitch:
I>Checkwhethertheenginecompartmentlidis
closed.
Emergencyoperation
oftheconvertibletop
I>
Before
performingemergencyoperation,
pleasecheck:
Wastheignitionswitchedonandwastheen-
ginecompartmentlidclosedduringoperation
oftheconvertibletopwiththerockerswitch?
Areelectricalfusesdefective?
Refertothechapter"Electricalsystem".

A.Warning!
Thereisadangerofinjuryduringemer-
gencyoperation.
Thereisadangerofcrushingortrapping
bodypartsatallmovableconvertibletop
partswhichcouldcauseseriouspersonal
injury.

I>Takegreatcarewhenperformingemergency
operation.
I>Donotoperatetheconvertibletopduringand
afteremergencyoperation.
Before
emergencyoperation
I>
Removetheignitionkeysothattheconvert-
ibletopisnotoperatedunintentionally.

I>
Takescrewdriveroutofthetoolkit.Referto
thechapter"Toolkit".
I>Foldtherearseatbackrestsforward.

I>I>I>

MobileRoofs
143

Engine-compartment
blower,

radiatorfan
Theradiatorandradiatorfansareinthefrontof
thecar.
Theengine-compartmentblowerismountedon
theenginecompartmentlid.
/?\.Warning!
Riskofinjury.
Aftertheengineisswitchedoff,theengine-
compartmentandcoolanttemperaturesare
monitoredforapprox.20minutes.
Duringthisperiod,anddependingontem-
perature,theengine-compartmentblower
andradiatorfansmaycontinuetorunor
starttorun.
I>Carryoutworkintheseareasonlywiththe
engineoffandexerciseextremecaution.
170Maintenance,CarCare
EngineOil
Engineoilconsumption
Itisnormalforyourenginetoconsumeoil.
Therateofoilconsumptiondependsonthe
qualityandviscosityofoil,thespeedatwhich
theengineisoperated,theclimate,roadcondi-
tionsaswellastheamountofdilutionandoxida-
tionofthelubricant.
Ifthevehicleisusedforrepeatedshorttrips,
andconsumesanormalamountofoil,theen-
gineoilmeasurementmaynotshowanydropin
theoillevelatall,evenafter600miles(1000
km)ormore.Thisisbecausetheoilisgradually
becomingdilutedwithfuelormoisture,makingit
appearthattheoillevelhasnotchanged.
Thedilutingingredientsevaporateoutwhenthe
vehicleisdrivenathighspeeds,asonanex-
pressway,makingitthenappearthatoilisex-
cessivelyconsumedafterdrivingathighspeeds.
Iftheconditionsyoudriveyourvehicleinare
dusty,humid,orhot,thefrequencyoftheoil
changeintervalsshouldbegreater.
Ifthevehicleisdrivenatahighrateofspeed,
climaticconditionsarewarm,andtheloadis
high,theoilshouldbecheckedmorefrequently,
asdrivingconditionswilldeterminetherateof
oilconsumption.
-Theengineinyourvehicledependsonoilto
lubricateandcoolallofitsmovingparts.
Therefore,theengineoilshouldbechecked
regularlyandkeptattherequiredlevel.
-Makeitahabittohavetheengineoillevel
checkedwitheveryfuelfilling.
-Theoilpressurewarninglightisnotanoil
levelindicator.
Theoilpressurewarninglightindicates
seriousenginedamagemaybeoccuring
whenlit,ifenginerpmisaboveidlespeed.

Fuel
/!\Warning!
Fuelishighlyflammableandharmfulto
health.
I>Fire,openflameandsmokingareprohibited
whenhandlingfuel.
I>Avoidcontactwithskinorclothing.
I>Donotinhalefuelvapors.

Topreventdamagetotheemissioncontrol
systemandengine:
I>
Neverdrivethetankcompletelyoutoffuel.

I>
Avoidhighcorneringspeedsafterthewarning
lightshavecomeon.
Followtheinstructionsinthe"FuelEconomy",
"EmissionControlSystem"and"Fuellevel
gauge"chapters.
Check
enginewarninglight

Ifthewarninglightsintheinstrumentpaneland
on-boardcomputercomeonandremainson
whiledriving,itsuggests:
-animproperlyfastenedtankcapor
-refuellingwithenginerunning.
176Maintenance,CarCare

Openingthefillerflap

Thefilleropeningisunderthefillerflapinthe
frontrightfender.

I>
Withthevehicleunlocked,pressonthefront
partofthefillerflap(arrow)toopentheflap.
Thefillerflapiscentrallylockedalongwiththe
otherlocks.

Ifthereisadefectintheautomaticunlock-
ingsystem:
I>
Openthepassengerdoor.

I>
Pulltheringintheright-handdooraperture
(arrow).

Unleadedfuelsmaynotbeavailableoutsidethe
continentalU.S.andCanada.Therefore,werec-
ommendyoudonottakeyourcartoareasor
countrieswhereunleadedfuelmaynotbeavail-
able.

Octaneratings

Octaneratingindicatesafuel'sabilitytoresist
detonation.Therefore,buyingthecorrectoctane
gasisimportanttopreventengine"damage".
TheRONoctaneratingisbasedontheresearch
method.TheCLC(U.S.CostofLivingCouncil
octanerating)orAKI(antiknockindex)octane
ratingusuallydisplayedonU.S.fuelpumpsis
calculatedasresearchoctanenumberplus
motoroctanenumber,dividedby2,thatiswrit-
tenas:
RON+MON
2
orR+M
2
TheCLCorAKIoctaneratingisusuallylower
thantheRONrating:
Forexample:95RONequals90CLCorAKI
178Maintenance,CarCare
Fuels
containing
alcohol
andether

SomeareasoftheU.S.requireoxygenated
fuelsduringcertainportionsoftheyear.Oxyge-
natedfuelsarefuelswhichcontainalcohols
(suchasmethanolorethanol)orether(suchas
MTBE).
Undernormalconditions,theamountofthese
compoundsinthefuelwillnotaffectdriveability.
YoumayuseoxygenatedfuelsinyourPorsche,
providedtheoctanerequirementsforyourve-
hiclearemet.Werecommend,however,to
changetoadifferentfuelorstationifanyofthe
followingproblemsoccurwithyourvehicle:
-Deteriorationofdriveabilityandperformance.
-Substantiallyreducedfueleconomy.
-Vaporlockandnon-startproblems,especially
athighaltitudeorathightemperature.
-Enginemalfunctionorstalling.
Fuels
containing
MMT
SomeNorthAmericanfuelscontainanoctane
enhancingadditivecalledmethylcyclopentadienyl
manganesetricarbonyl(MMT).
Ifsuchfuelsareused,youremissioncontrol
systemperformancemaybenegativelyaffected.
Thecheckenginewarninglightonyourinstru-
mentpanelmayturnon.
Ifthisoccurs,Porscherecommendsyoustop
usingfuelscontainingMMT.
PortableFuelContainers

A
Danger!
Portablefuelcontainers,fullorpartially
empty,mayleakcausinganexplosion,or
resultinfireincaseofanaccident.

t>Nevercarryadditionalfuelinportablecon-
tainersinyourvehicle.

Storing
yourPorsche
IfyouintendtostoreyourPorscheforapro-
longedperiod,pleaseconsultyourauthorized
Porschedealer.Thestaffwillbegladtoadvise
youonthemostsuitableandnecessary
methods.
I>Cleanyourvehiclethoroughlyinsideandout-
side.
Cleantheenginecompartment.
Theundercarriageandchassiscomponents
shouldbefreeofdirtandsaltdeposits.
I>Fillupthefueltank.
I>Changetheoilandoilfilter,andruntheen-
gineforseveralminutes.
I>Increasethetirepressureto58psi(4bar).
Itisnotrecommendedtoliftthevehicle,due
tothepossibilityofcorrosiononshockabsor-
berpistonshafts.
Thevehicleshouldbemovedslightly,approxi-
matelyeveryfourweeks,topreventflatspot
onthetires.
Climatecontrol
Theairconditioningsystemshouldbeingood
workingconditionandfullycharged.
Windshield/Headlightwasher
I>Checkandcorrectantifreeze/cleaningsolu-
tionlevelasnecessary.
Electricalsystem
I>Removethebatteryfromthevehicleand
storeitinacooldryplace,notonacement
floor.
Whenthebatteryisdisconnected,the
alarmsystemisdeactivated.
I>Rechargethebatteryevery3months.Ifthe
batteryremainsinthevehiclewiththecables
connected,itisnecessarytocheck,remove
andrechargethebatteryevery2-3weeks.

Donotfastchargethebattery.
I>
Followtheinstructionsinthe"Battery"chap-
ter.
Vehicle
interior
The
interiormustbedry,especiallyinthearea
ofthefloorcarpets.Theuseofdryingagents
(Silica-Gel)isrecommendedinvehicleswith
leatherinteriorandinareaswithhighhumidity.
Therecommendedamountis3fabricbagsof
1.1Ibs.(500grams)eachplacedonthefloor
carpets.
Windows,doors,lidsandroofmustbeclosed.
Theairflapsshouldbeopened.
Maintenance,CarCare
193

Tai/lightleft
TailLight
911Carrera,Carrera4,Targa
Changingbulb
1.Openlidofenginecompartment.
2.UnscrewboltAandpulltaillightback(arrow)
andout.
A-Tai/light,brakelight
B-Reversinglight
C-Turnsigna/light
D-Rearfoglight
E-Sidemarkerlight
3.Turnbulbholdercounterclockwiseand
removefromtaillight.
4.Replacedefectivebulb(bayonetmount).
5.Insertbulbholderandturnclockwise.
6.Inserttaillightinthefender.
Ensurethatlocatinglug(arrow)iscorrectly
positioned.
ScrewinboltA.
Checkoperationofthelight.
PracticalTips,EmergencyService
231

Taillight,left
TailLight

CalTera
45
Changingbulb
1.Openenginecompartmentlid.
2.UnscrewfasteningscrewsAwithascrew-
driverandpulltaillightbackandout.
232PracticalTips,EmergencyService
A-Reversinglight
B-Turnsigna/light
C-Taillight;brakelight
D-Taillight
E-Rearfoglight
F-Sidemarkerlight
3.Turnbulbholderinthetaillighthousing
counter-clockwiseandpullitout.
4.Turndefectivebulbcounter-clockwise(bay-
onetlock)andreplaceit.
5.Insertbulbholderandturnitclockwise.
6.Inserttaillightinthewing.
Ensurethatlocatinglug(arrow)iscorrectly
positioned.
7.Slightlyscrewinbothfasteningscrewsofthe
taillight.
Alignthetaillightwiththevehiclecontours
andtightenthescrews.
8.Checkoperationofthelight.

LicensePlateLights
Changingbulb
1.UndobothscrewsAandremovelight.
2.Pushrubbercoveringback,removedefective
bulbfrombetweenthecontactspringsand
replace.
3.Reassembleinreverseorder.
Checkoperationofthelight.

Luggage
CompartmentLight,
EngineCompartmentLight,
FootwellLights
Changingbulb
1.Withascrewdriver(arrow),carefullypress
lightoutofthecutoutinthelining.
2.Removedefectivebulbfrombetweenthe
contactspringsandreplace.
3.Insertthelightintothecutoutfirstfromone
sidethenfromtheother.Checkoperation.
DoorGuard/KerbLight
Changingbulb
1.Withascrewdriver(arrow),carefullypushout
thelight.
2.Pullbulbholderoutoflighthousing.
Removedefectivebulbandreplace.
3.Installbulbholderandinsertlight.
PracticalTips,EmergencyService
233