refuelling PORSCHE 911 CARRERA 2003 4.G Owners Manual

Page 81 of 263


@
CheckEngine
WarningLight
Thewarninglightintheinstrumentpanelcomes
onwhentheignitionisfirstturnedonandre-
mainsonbrieflyasabulbcheck.Ifthelight
doesnotcomeon,havethebulbreplaced
promptly.
Ifthewarninglightsintheinstrumentpaneland
on-boardcomputercomeonandremainon
whiledriving,itsuggests:
-apotentialenginecontrolproblemandthe
needforsystemserviceor
-animproperlyfastenedtankcapor
-refuellingwithenginerunning.
Althoughthevehicleisusuallydriveableandwill
notrequiretowing,seeyourdealerforservice
assoonaspossible.

/!\Caution!
Ifthe
Check
enginelightintheinstrument
panelisflashing,severecatalyticconverter
damageandpowerlosswillsoonoccur.
ProlongeddrivingwiththeCheckengine
lightoncouldcausedamagetothe
emissioncontrolsystem.Italsocouldaf-
fectfueleconomyanddriveability.

I>Havethefaultremediedatthenearestauth-
orizedPorschedealerimmediately.
Controls,Instruments
81

Page 86 of 263


"Oil"
Displayandmeasurementoftheengine
oillevel
/!\Caution!
Riskofenginedamage.
I>Regularlychecktheoilleveleachtimethecar
isrefuelled.
I>Donotallowtheoilleveltofallbelowthe
minimummark.
Conditionsformeasuringtheoillevel
1.Vehicleislevel.
2.Engineisoff.
3.Ignitionon.
Oilreturntime
Beforetheoillevelismeasured,theengineoil
hastohaveflowedbackintotheoilpan.
Thetimetakenfortheengineoiltoflowback
dependsontheenginetemperatureandhow
longtheenginehasbeenstopped.
Thiswaitingtimeiscounteddowninthe
on-boardcomputerdisplaywhentheignitionis
switchedon.Theoilleveldisplaysegmentsstart
to"cycle".
86Controls,Instruments
Itisbesttomeasuretheengineoillevelwiththe
engineatoperatingtemperature.Correctmeas-
urementsandshortwaitingtimesareachieved
inthisway.
Initiatingoillevelmeasurement
I>Switchignitionon(donotstarttheengine).
Theengine-oillevelmeasurementdisplay
appearsintheon-boardcomputer.
I>Allowwaitingtimetoelapse.
Oncethemeasurementhasbeencompleted,
youcanreadofftheengineoillevelontheseg-
mentdisplay.
Iftheoillevelhasfallenbelowthemin.mark,
thesegmentbelowthemin.markflashes.
Thedifferencebetweenthemin.andmax.
marksonthesegmentdisplayisapprox.1.25
litres.
Onesegmentofthedisplaycorrespondstoa
quantityofapprox.0.2litre.
I>Addengineoilifnecessary.
Refertothechapter"Engineoillevel".
Beforeaddingoil,switchignitionoff.
Neveraddmoreengineoilthanrequiredto
reachthemax.mark.

Oillevelmeasurementduringrefuelling

Theoillevelisautomaticallymeasuredduring
refuelling.Iftheoillevelistoolow,"Checkoil
level"appearsintheon-boardcomputerdisplay.
However,thismeasurementisperformedonlyif
thefollowingpreconditionsaremet:
Engineisatoperatingtemperature,ignitionis
off,refuellingiscompletedwithin15minutes.
Failure
Afailureoftheoilleveldisplayisindicatedbya
warningmessageintheon-boardcomputer.

Page 91 of 263


Generalinformationregardingthe
on-boardcomputerfunctions
Rangeonremainingfuel
Therangeonremainingfueliscontinuously
recomputedwhiledrivingbasedonfuellevel,
currentconsumptionandaverageconsumption.
Themorethefuellevelfalls,themoresponta-
neouslythedisplayreacts.Forthisreason,
rangeonremainingfuelisnotdisplayedifless
than15kilometres(9miles).
Ifthevehicle'sinclinationchangeswhiledriving
orrefuelling,incorrectrangeinformationmay
temporarilybegiven.
Note
Ifthetankisnearlyemptyandyouaddonlya
smallquantityoffuel,thiscannotbeusedto
calculatetherangeonremainingfuel.

Averageconsumptionandaveragespeed

Thedisplayedvaluesarebasedonthedistance
travelledsincethelastresetto"zero".
Youcansetthestartingtimeforameasurement
beforeorduringthetrip.
Switchingtheignitionoffdoesnotresetthe
measurements.Valuescanthusbecollected
overlongperiods.
Disconnectingthecarbatteryclearsthese
memories.
Outside
temperature
The
outsidetemperaturedisplaydoesnotindi-
cate,ificeisontheroad.
Evenifatemperatureabove32°F(O°C)isdis-
played,icemaystillformontheroad,forin-
stanceonbridgesorwhentheroadpasses
throughaheavilyshadedarea.
Controls,Instruments
91

Page 92 of 263


On-boardTextdisplay
in

computeron-boardcomputer

~Seatbelt
Handbrake

II
~)-=

Ignitionkey
..notremoved

[it

Lightson
~F
ronVrear
lidnot
IiiiiiiiI
closed
~Refill
washerfluid
Tripcounter
reset
WarningsintheInstrumentPanelandintheOn-BoardComputer

Ifawarningmessageappears,alwaysrefertothecorrespondingchaptersintheOwner'sManual.
Warningmessagesareissuedonlyifallmeasurementpreconditionsaremet.Therefore,checkallfluidlevelsregularly-
inparticular,alwayschecktheengineoillevelbeforerefuelling.

Instrument
panel
0
USA
8
Canada
0
e
@b
Meaning/measure
Driverandpassengersmustfastentheir
safetybelts.
Handbrakenotreleased.
Closeluggagecompartmentlid,
enginecompartmentlid,
rearlid(Targa)properly.
TripodometerisresettoO.
92
Controls,Instruments

Page 176 of 263


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).

Page 177 of 263


Refuelling
Fueltankcapacityislistedunder"Capacities".
Porschedoesnotrecommendtheuseoffuel
additives.
1.Important:Stoptheengineandswitchoff
theignition.
2.Slowlyunscrewthetankcap.
Hangthetankcapontheplasticstrapofthe
fillerflap.
3.Insertfuel-hosenozzlefullyintothefillerneck
withthehandleofthefuel-hosenozzlefacing
down.
4.Donotaddfurtherfueloncethecorrectly
operatedautomaticfuel-hosenozzlehas
switchedoff.
Fuelcouldsprayorcouldrunoverinwarm
temperatures.
5.Replacethetankcapimmediatelyafter
refuellingandturnituntilyouhearitandfeel
itengage.

Ifyoulosethetankcap,youmustreplace
itonlywithanoriginalparttoreducethe
possibilityofafireintheeventofacolli-
sion.

Note
Theoillevelisautomaticallymeasuredduring
refuelling.
Themeasuredoillevelisdisplayedforapproxi-
matelyoneminutewhentheignitionisswitched
onortheengineisstarted.
However,thismeasurementisperformedonlyif
thefollowingpreconditionsaremet:
Engineisatoperatingtemperature,ignitionis
off,refuellingiscompletedwithin15minutes.
FuelRecommendations
YourPorscheisequippedwithcatalyticconver-
tersandmustuseUNLEADEDFUELONLY.
Yourengineisdesignedtoprovideoptimumper-
formanceandfueleconomyusingunleadedpre-
miumfuelwithanoctaneratingof98RON
(93CLCorAKI).Porschethereforerecom-
mendstheuseofthesefuelsinyourvehicle.
Porschealsorecognizesthatthesefuelsmay
notalwaysbeavailable.Beassuredthatyour
vehiclewilloperateproperlyonunleadedpre-
miumfuelswithoctanenumbersofatleast
95RON(90CLCorAKI).sincetheengine's
"ElectronicOktaneTMknockcontrol"willadapt
theignitiontiming,ifnecessary.

Theuseof
UNLEADEDFUELONLY
iscriti-
callyimportanttothelifeofthecatalytic
converters.Depositsfromleadedfuelswill
ruintheconvertersandmakeitineffective
asanemissioncontroldevice.

Carswithcatalyticconvertershaveasmaller
fueltankopening,andgasstationpumpshave
smallernozzles.Thiswillpreventaccidental
pumpingofleadedfuelintocarswithcatalytic
converters.
I>I>I>
Maintenance,CarCare
177