2003 PORSCHE 911 CARRERA ignition

-F-Cooling
System

Temperature
gauge
(ignitionon)
USA:Displayinof
Canada:Displayin°C
Pointertotheleft-enginecold
[>
Avoidhighenginespeedsandheavyengine
loading.
76Controls,Instruments
Pointerinthemiddle-normaloperatingtem-
perature
Thepointermaymoveuptotheredareawhen
engineisheavilyloadedandoutsidetemperature
ishigh,butshouldreturnto"normal"whenen-
gineloadisreduced.
Warninglight"Au
Ifthecoolanttemperatureistoohigh,the
warninglightcomeson.
Additionally,awarningisdisplayedintheon-
boardcomputer.
[>
Pullofftheroad,turnofftheengineandallow
tocool.
[>Checkradiatorandairpassagesinfrontend
ofcarforobstructions.
[>
Checkcoolantlevel.
Ifnecessary,addcoolantandhavefaultreme-
diedatanauthorizedPorschedealer.
Followthewarningsandinstructionsin
the"Coolantlevel"chapter.
Note
Topreventexcessivetemperatures,thecooling-
airpassagesmustnotberestrictedbycover-
ings(e.g.films,"stoneguards").
Ifthe
coolant
levelistoolow,thewarninglight
flashes.
Additionally,awarningisdisplayedintheon-
boardcomputer.
[>
Switchengineoffandallowtocool.
[>
Addcoolant.
[>
Havethecauseofthefaultremediedatan
authorizedPorschedealer.
Followthewarningsandinstructionsin
the"Coolantlevel"chapter.
/?\.Caution!
Riskofenginedamage.
[>
Ifthewarninglightcomesoneventhough
coolantleveliscorrect,donotcontinuedriv-
ing.
[>Havethefaultremediedatthenearest
authorizedPorschedealer.

iJFuel

levelgauge

Whentheignitionisonthefuellevelisdis-
played.
Fortankcapacity,see"Capacities"chapter.
Ifthevehicle'sinclinationchanges(e.g.goingup
ordownhill),minordeviationsintheindication
mayoccur.
78Controls,Instruments
Note
Ifthetankisnearemptyandyoutopupwith
onlyasmallquantityoffuel,thiscannotbereg-
isteredbythelevelgaugeandcalculationofthe
rangeremainingisimpossible.
Warninglight"Au
Whentheengineisrunning,thewarning
lightofthelevelgaugelightsupiflessthan
approx.2.6U.S.gallons(10litres)offuelre-
mainsinthetankortherangeonremainingfuel
fallsbelowapprox.30miles(50km).
Additionally,awarningisdisplayedintheon-
boardcomputer.
[>
Fillupatthenextopportunity.
A.Caution!
Topreventdamagetotheemissioncontrol
systemandengine.
[>
Neverdrivethetankcompletelyoutoffuel.
[>Avoidhighcorneringspeedsafterthewarning
lightshavecomeon.
[>
Followtheinstructionsinthe"EmissionCon-
trolSystem"chapter.

Ifthelevelgaugewarninglightflashes,

therehasbeenasystemfault.
Additionally,awarningisdisplayedintheon-
boardcomputer.
Therewillthenbenoreservewarning.
Toremedythefault,gotoanauthorized
Porschedealer.

A-Adjustmentbuttonforclock
B-Clock
Clock
Theclockisblankedoutapproximatelyfour
minutesaftertheignitionisswitchedofforwhen
thecarislocked.

Settingthetime

A
Warning!
Riskofanaccidentandlossofcontrol.
I>Donotreachthroughthesteering-wheel
spokeswhiledriving.
Settinghours
I>PressadjustmentbuttonAforaboutonesec-
ond.
Hourdisplayflashes.
I>Turnbuttonintheappropriatedirection:
toright-increasehoursfigure
toleft-decreasehoursfigure.
Adjustmentinhours-turnbuttonbriefly
Fastadjustment(displaycycles)-
turnandholdbutton.
Settingminutes
I>Pressadjustmentbuttonagain.
Minutesdisplayflashes.
I>Setbyrotatingasinhoursmode.
Leavingadjustmentmode
Automaticallyafteroneminuteor:
I>Pressadjustmentbuttonagain.
Whenadjustmentmodeisdeliberatelyleftby
pressingthebutton,thetimebeginspreciselyto
thesecond.
Note
Thetimemodecanbechangedbetween12h
and24hintheon-boardcomputer.
Controls,Instruments
79

80Controls,Instruments
EngineOilPressure
~Gauge
Withawarmed-upengineandataspeed
of
5000
rpm,theengineoilpressureshouldbe
approx.3.5bar.
Iftheoilpressuredropsabruptlyandthe
warninglightsintheinstrumentpaneland
intheon-boardcomputercomeonwhile
theengineisrunningorwhiledriving:
~Immediatelystopinasuitableplace
andswitchengineoff.
See"Warninglight".

e
Warninglight

Thewarninglightintheinstrumentpanellights
upwhenignitionisswitchedonandmustgoout
whenengineisrunning.

Ifthewarninglightsintheinstrumentpanel
andintheon-boardcomputercomeon
withtheenginerunningorwhiledriving:

~Immediatelystopinasuitableplace.
~Switchofftheengine.
~Checkoillevel.
Follow
thewarningsandinstructionsin
the"Engineoillevel"and"On-boardcom-
puter"chapter.
~If
necessary,addengine
oil.
A.Caution!
Riskofenginedamage.
Ifthewarninglightcomesoneventhough
oilleveliscorrect:
~Donotcontinue
driving.

~
Havethefaultremediedatthenearest
authorizedPorschedealer.

@
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

On-BoardComputer(BC)
Displayfield
Thedisplayfieldisbeneaththetachometer.
Readinessforoperation
-Withignitionswitchedon,
-withenginerunning.
82Controls,Instruments
Operation,controls
Itisnotpossibletodescribealldetailsofthe
on-boardcomputerfunctionsinthisOwner's
Manual.
However,theexampleswillquicklyfamiliarize
youwiththefunctionalprincipleandhelpyouto
navigatethroughthemenustructure.
Youcanrestorethefactorydefaultsettingsat
anytimebyusingthe"SET"menu.

Operatinglever

Theon-boardcomputerisoperatedwiththe
lowerleftleveronthesteeringcolumn.
Selectingfunctionsoftheon-board
computer
I>Pushleverup1ordown2.
Confirmingselection(Enter)
I>Pushleverforward3.
Movingbackoneorseveralselectionlevels
I>Pulltheleverback4onceorseveraltimes.
Note:
Youcanalwaysreturntothebasicmenuby
pullingtheoperatingleverseveraltimes.

"CHECK"

Warningmessages

Switching
onselection
field"A"
I>Pushoperatingleverforward.
Callingwarningmessages
I>Select"CHECK"withtheoperatinglever.
I>Pushoperatingleverforward.
Anyexistingwarningmessagescanbecalled
usingtheoperatinglever.
Youalsocancallwarningmessageswhichwere
acknowledgedduringthejourney(onlyuntilthe
nexttimetheignitionisswitchedon).
I>Pushoperatingleverforward.
I>I>I>
Controls,Instruments
85

"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.