2003 PORSCHE 911 CARRERA check engine

RolloverProtectionSystem
TheRolloverProtectionSystemonthe
Cabrioletconsistsoftwosupplementalsafety
barsthattogetherwiththefrontwindshield
framehelptocreateoccupantsurvivalspacein
caseofrollover.Becauseoftheextremeand
unpredictableforceswhichcanbeencountered
inarollover,itisnotpossibletoguaranteethat
occupantswillbeprotectedfromallcontactwith
exteriorobjectsortheground.However,the
RolloverProtectionSystemisdesignedtomain-
taintheoccupantsurvivalspace.
TheRolloverProtectionSystemisactivated
automaticallyintheeventofanaccidentorex-
tremedrivingsituation.
Theprotectivedevicesarelocatedbehindeach
rearseatandrapidlydeploywithinafractionof
asecond.
Theycandeployunder:
-Extremetiltingofthevehicle.
-Lossofgroundcontact(e.g.Goingoverthe
crestofahillathighspeed).
46Controls,Instruments
/!\Danger!
Riskofdeathorseriousinjury.
I>Donotblockareaofsupplementalsafety
barswithobjects.
Intheeventofadeploymentevent,suchob-
jectscouldpotentiallypreventsuchdeploy-
mentfromoccuring,orsuchobjectscould
impactthecaroccupantsathighspeed.
I>Donottamperwithorworkonwiringandor
componentsofRolloverProtectionSystem.
I>Allworkregardingthissystemmustbecar-
riedoutbyyourauthorizedPorschedealer.
I>Checkfunctionsandperiodicserviceintervals
accordingtomaintenanceschedule(seeyour
authorizedPorschedealer).
Toavoiddamagetotheconvertibletop:
I>Ifthesupplementalsafetybarsareextended
foranyreason,donotopenorcloseconvert-
ibletop.
@
Warninglight
Thewarninglightilluminateswhenignitionis
switchedonandgoesoffwhenengineisrun-
ning.
Shouldthewarninglightsintheinstrumentpanel
andon-boardcomputerilluminatewiththeen-
ginerunningorwhiledriving,itmeansthata
faulthasbeendetectedinthesystem.Theoper-
ationofthesystemmaybecompromised.
SeeyourauthorizedPorschedealerimmediately
andhavethefaultremedied.

OperationoftheABSsystem
Awheelspeedsensorismountedtoeachofthe
fourwheels.Ifwheellock-upofeitherofthe
frontwheelsortherearwheelsissensedduring
braking,thebrakepressureisadjustedautomat-
icallyuntilthewheelnolongerslips.Thebrake
pressureisregulatedforeachfrontwheelindi-
viduallyandforbothoftherearwheels
together.
Onaroadsurfacewhichisslipperyononlyone
side,therearwheelwhichisbrakingontheslip-
perysurfacedeterminesthebrakepressure
whichwillbeappliedequallytobothrearwheels.
Thisensuresthatdirectionalstabilityismain-
tained.However,ifbrakingforcesapproachthe
wheellock-uppointforallwheels(panicbraking)
theABSsystemwillintervenetoprovidearapid
rythmicbraking.
TheproperoperationofABSisperceivedbythe
driverasapulsatingbrakepedalinconjunction
withaudiblenoiseandperhapssomevibration.
I>Ifyouexperiencethesesensationswhiledriv-
ingoraroadsurfacewithquestionabletrac-
tion,reducevehiclespeedappropriateforthe
prevailingroadconditions.
Thefunctionalreadinessofallthemainelectrical
componentsoftheABSischeckedbyanelec-
tronicmonitoringsystembothbeforeandwhile
youdrive.

8
WarninglightUSA
@
WarninglightCanada

WhentheignitionisswitchedontheABSwarn-
inglightwilllightupwhilethesystemiselec-
tronicallyinterrogatedandgoesoutwhenthe
engineisstartedifthecheckisnotyetcom-
plete.
IftheABSwarninglampfailstogoout,thisindi-
catesthatABShasbeendeactivatedduetoa
fault.Ifthewarninglightsintheinstrumentpanel
andon-boardcomputerlightupwhileyouare
driving,thisindicatesthatafaulthasoccurred.
Inbothcases,normalbraking,asinvehicles
withoutABS,isstillretained.
TheABSsystemshould,however,beexamined
atanauthorizedPorschedealerimmediatelyto
preventtheoccurrenceoffurtherfaults.
I>IftheABSsystembecomesinoperative,take
yourvehicletoyourauthorizedPorsche
dealerimmediately.
/!\Warning!
ThecontrolunitoftheABSbrakesystemis
setforstandardtiresize.Ifnon-standard
tiresareinstalled,thecontrolunitmaymis-
interpretthespeedofthevehicle,because
ofthevariantdataitreceivesfromthesen-
sorsontheaxles.
I>Useonlytiremakesandtypestestedby
Porsche.
Controls,Instruments
57

Switchposition
1
Ignitionison.
Allelectricalequipmentcanbeswitchedon.
Thewarninglightslightupforalampcheck.
Pleasenotethedescriptionoftheindividual
warninglights.
I>Whenturningthekeytoposition1,relievethe
steeringlockwithaslightsteeringmovement.
Note
Toconservebatterypoweratlowrpm(traffic
jams,towndrivingetc,),switchoffallelectrical
consumerswhicharenotneededatthatmo-
ment.

Switchposition2
Startingtheengine
I>
Turnthekeyfromposition1toposition
2.
Theclutchpedalmustbedepressedfully
beforethestarterwillengage.

Thefirstoperationofthestarterisendedauto-
maticallywhentheenginestarts.
Iftheenginedoesnotstart,subsequentstarter
operationswillnotbeendedautomatically.
Iftheenginedoesnotstartatthefirsttimeor
stallsatanytime,thekeymustbereturnedto
positionO.
Whentheengineisrunning,thewarninglights
shouldgooff.Ifalightdoesnotgooff,take
appropriateactionasindicatedinthismanual.

Switchingengineoff
I>
Turntheignitionkeyfromposition1toposi-
tion
O.
A
Warning!
Riskofanaccident.
Thesteeringwheelwilllockandwillcause
lossofsteering.
I>
Neverremovekeyfromtheignitionlockor
turnthekeyoffwhilethevehicleismoving.

I>To
avoidbatteryrun-down,alwaysremovethe
ignitionkeyfromtheignitionlock.
Seealsothechapteron"Battery".

I>
Turnthesteeringwheeluntilthesteeringlock
isengaged.

Note
On
vehicleswithTiptronicitisonlypossibleto
removetheignitionkeyiftheselectorleverisin
position
"P".
Gong

Ifyouleavethekeyintheignition/steeringlock,
agongwillsoundwhenthedriver'sdooris
opened.Thisisaremindertoremovethekey.
Controls,Instruments
65

Stoppingengine

I>TurnkeybacktopositionO.
I>Donotstopengineimmediatelyafterhardor
extendeddriving.
Keepenginerunningatincreasedidlefor
abouttwominutestopreventexcessiveheat
build-upbeforeturningoffengine.
I>Toavoidbatteryrun-down,alwaysremovethe
ignitionkeyfromtheignitionlock.
I>Makesurethatwhenyouleavethecar,even
briefly,youhavewithdrawntheignitionkey.
I>Engagethesteeringlockbymovingthesteer-
ingwheeltotheleftorright.
Turnthesteeringwheeltothelockingposition
beforeyouswitchofftheenginesothatyou
don'thavetoexertyourselfwhenlockingor
unlockingthesteering.
/?\.Warning!
Hotenginecompartmentcomponentscan
burnskinoncontact.
I>Beforeworkingonanypartintheenginecom-
partment,turntheengineoffandletitcool
downsufficiently.

Engine-compartmentblower,
radiator
fan
Theradiatorandradiatorfansareinthefrontof
thecar.
Theengine-compartmentblowerismountedon
theenginecompartmentlid.
/?\.Warning!
Riskofinjury.
Aftertheengineisswitchedoff,theengine-
compartmentandcoolanttemperaturesare
monitoredforapprox.20minutes.
Duringthisperiod,anddependingontem-
perature,theengine-compartmentblower
andradiatorfansmaycontinuetorunor
starttorun.
I>Carryoutworkintheseareasonlywiththe
engineoffandexerciseextremecaution.

Automaticgaragedoor

TheignitionsysteminyourPorschemayinter-
ferewithyourelectronicallyoperatedgarage
door.
I>Tocheckthis,driveyourPorscheclosetothe
garagedoor.Makesurenottointerferewith
theoperatingrangeofthedoor.
I>Runtheengineatdifferentspeeds.
Ifthegaragedooropensorcloseswithoutyou
operatingthegaragedoorunitinyourcar,con-
tactthedealerwhoinstalledtheautomaticgar-
agedoortohavethefrequencyand/orcoding
ofthegaragedoorsignalchangedormodified.
Controls,Instruments
67

InstrumentPanelUSAModels
Informationaboutindividualindicatorsis
givenonthespecifiedpages.
1Voltmeter,72
2Speedometerwithanaloguedisplay,74
3Speedometerwithdigitaldisplay,74
4Automaticspeedcontrolindicatorlight,72
5Tachometer,75
6Turnsignalindicatorlight,left,75
7Highbeamindicatorlight,75
8On-boardcomputer,82-97
9Turnsignalindicatorlight,right,75
10Lightsensorforinstrumentillumination,73
11Clock,79
12Tiptronicindicator,77
13Coolingsystem
Temperaturegauge,warninglight,76,77
14Fuel
Levelgauge,warninglight,78
15Engineoilpressuregauge,80
Warninglightslindicatorlights
AWasherfluidlevelwarninglight,181
BCheckenginewarninglight,81
CPorscheStabilityManagement(PSM)
Informationlight,59
DPorscheStabilityManagement(PSM)
Warninglight,59
EABSwarninglight,57
FBrakefluidlevel,
Brakedistributionwarninglight,54,174
GParkingbrakewarninglight,53
HBrakepadwearwarninglight,55
IEngineoilpressurewarninglight,80
KBatterywarninglight,72
LSafetybeltwarninglight,39
MAirbagwarninglight,45
NRetractablerearspoilerwarninglight,50
aLuggagecompartmentlid,
Enginecompartmentlid,
Rearlid(Targa)
Warninglight,118,163
PConvertibletopwarninglight,143
QRolloverprotectionsystemwarninglight,46
When
theignitionisswitchedon,thewarn-
inglightslightupforalampcheck.
Note

Warningsthathavebeengivenarestoredinthe
appropriatecontrolunitmemoryandcanbe
readoutatanauthorizedPorschedealer.
Thisinformationcanhelptowarnyouaboutsitu-
ationswhichmaybehazardoustoyouoryour
car.
Controls,Instruments
69

InstrumentPanelCanadaModels
Informationaboutindividualindicatorsis
givenonthespecifiedpages.
1Voltmeter,72
2Speedometerwithanaloguedisplay,74
3Speedometerwithdigitaldisplay,74
4Automaticspeedcontrolindicatorlight,72
5Tachometer,75
6Turnsignalindicatorlight,left,75
7Highbeamindicatorlight,75
8On-boardcomputer,82-97
9Turnsignalindicatorlight,right,75
10Lightsensorforinstrumentillumination,73
11Clock,79
12Tiptronicindicator,77
13Coolingsystem
Temperaturegauge,warninglight,76,77
14Fuel
Levelgauge,warninglight,78
15Engineoilpressuregauge,80
Warninglightslindicatorlights
AWasherfluidlevelwarninglight,181
BCheckenginewarninglight,81
CPorscheStabilityManagement(PSM)
Informationlight,59
DPorscheStabilityManagement(PSM)
Warninglight,59
EABSwarninglight,57
FBrakefluidlevel,
Brakedistributionwarninglight,54,174
GParkingbrakewarninglight,53
HBrakepadwearwarninglight,55
IEngineoilpressurewarninglight,80
KBatterywarninglight,72
LSafetybeltwarninglight,39
MAirbagwarninglight,45
NRetractablerearspoilerwarninglight,50
aLuggagecompartmentlid,
Enginecompartmentlid,
Rearlid(Targa)
Warninglight,118,163
PConvertibletopwarninglight,143
QRolloverprotectionsystemwarninglight,46
When
theignitionisswitchedon,thewarn-
inglightslightupforalampcheck.
Note

Warningsthathavebeengivenarestoredinthe
appropriatecontrolunitmemoryandcanbe
readoutatanauthorizedPorschedealer.
Thisinformationcanhelptowarnyouaboutsitu-
ationswhichmaybehazardoustoyouoryour
car.
Controls,Instruments
71

0Voltmeter
Indicatesthebatteryvoltage.
Normalrange:12to16volts.
Thevoltagemaydropconsiderablywhenthe
vehicleisbeingstarted.

Ifthegaugeiscontinuallybelow
12
volts
whentheengineisrunning:

t>Havethebatterychargingsystemcheckedat
anauthorizedPorschedealer.
72Controls,Instruments
Battery
e
Warninglight
Thewarninglightintheinstrumentpanelcomes
onwhenignitionisswitchedonandmustgooff
whenengineisrunning.

Ifthewarninglightsintheinstrumentpanel
andon-boardcomputercomesonwhilethe
engineisrunningorwhiledriving:

t>Stopthecarinasafeplaceandstoptheen-
gine.
Possible
causes

-Defectinthebatterychargingsystem.
-Brokendrivebelt.

/!\Warning!
Riskofanaccidentandriskofenginedam-
age.
Abrokendrivebeltmeansthereisno
powerassistancetothesteering(moreef-
fortisrequiredtosteer)andcoolantpump
functionwillstop.

t>Donotcontinuedriving.
t>Havethefaultremediedatthenearestauth-
orizedPorschedealer.
A-Adjustmentbuttonforinstrumentilluminationand
tripcounter
.~AutomaticSpeedControl
Indicatorlight
Indicatesautomaticspeedcontrolreadiness.

Tachometer
Thetachometershowstheenginespeedinrev-
olutionsperminute(rpm).
Thebeginningoftheredmarksattherightend
ofthescaleindicatesthemaximumpermissible
enginerpm.
Aspeedlimiterpreventstheenginefrombeing
overrewedduringacceleration.Beforereaching
thisarea,thenexthighergearshouldbese-
lected.
Shifttothenextlowergearwhentheengine
rpmdropsbelow
1500
rpm.
A.Caution!
Toavoidsevereenginedamage.
I>Alwaysobservetheenginerpmbeforedown-
shiftingtoalowergear,soyoudonotex-
ceedthemaximumenginerpm.
++TurnSignalIndicatorLight
Flashesinsynchronismwiththeturnsignals.
Leftarrow-leftturnsignals
Rightarrow-rightturnsignals
I>Ifthefrequencyofthedisplaybecomesno-
ticeablyfaster,checktheoperationofthe
turnsignals.
~DHighBeam
Indicatorlight
Lightswhenhighbeamorheadlightflasheris
switchedon.
Theindicatorlightgoesoutwhenthehigh
beamsareswitchedoff.
Controls,Instruments
75