warning PORSCHE 911 CARRERA 2003 4.G Owner's Manual
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Page 45 of 263
t>Donotaddanyadditionalcoveringsor
stickerstothesteeringwheelorinthearea
ofthepassengerairbagandsideairbags.
Doingsomayadverselyaffectthefunctioning
oftheairbagsystemorcauseharmtothe
occupantsiftheairbagsystemshoulddeploy.
t>Donotundertakeanywiringforelectricalac-
cessoryequipmentinthevicinityoftheairbag
wiringharnesses.Doingsomaydisablethe
airbagsystemorcauseinflation.
t>Ifthewarninglightcomeson,theairbagsys-
temshouldberepairedimmediatelybyyour
authorizedPorschedealer.
Note
Airbagcomponents(e.g.steeringwheel,door
trim)maybedisassembledonlybyanauth-
orizedPorschedealer.
Whendisposingofausedairbagunit,oursafety
instructionsmustbefollowed.Theseinstructions
canbeobtainedatanyauthorizedPorsche
dealer.
{)Warninglight
Thecentraltriggeringunitmonitorstheoper-
ationalreadinessoftheairbagsystemandthe
warninglight.
Anymalfunctionsthatmayoccurwillbeindi-
catedbythewarninglightsintheinstrument
panelandon-boardcomputer.
t>Inthefollowingcasesyoushouldimme-
diatelyconsultanauthorizedPorsche
dealerinordertoassuretheairbagsys-
temisfunctioningproperly:
-
Illuminationoftheairbagwarninglightduring
travelorrepeatedilluminationlongerthan5
secondsaftertheignitioncircuitisturned
on.
-
Illuminationfailstolightupduringignitioncir-
cuitactivation.
Iftheairbagsonthepassenger'ssideare
switchedoffbythechild
restraint
system,or
ifaninstalledchildrestraintsystemisdetected
whentheignitionisswitchedon,thewarning
lightflashesfor60secondswhentheignition
is
on.
A.Danger!
Ifthelightdoesnotflash,theairbagsare
notdeactivatedandachildrestraintsys-
temmustnotbeinstalled.
t>
Havethefaultremediedimmediatelybyan
authorizedPorschedealer.
Airbagmaintenance
Inordertoensurelong-termfunctioning,theair-
bagsystemmustbeinspectedbyanauthorized
Porschedealerafter4,8and10yearsfromthe
dateofmanufactureshownonthesafetycom-
pliancesticker,andevery2yearsthereafter.
Importantinformation
IfyousellyourPorsche,notifythepurchaser
thatthevehicleisequippedwithairbags,and
referthemtothechapter,"AirbagSystems",in
theowner'smanual(safetyanddisposalrules).
Furtherinformationontheairbagsystemcanbe
foundonstickersatthesunvisors,aswellas
onallairbagcomponents.
Forspecialrecommendationsontheuseofchild
restraints,pleaserefertothechapteron"Child
RestraintSystems".
Controls,Instruments
45
Page 46 of 263
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.
Page 47 of 263
Loweringthesupplemental
safety
bars
afterdeployment
A
Warning!
Seriousinjuriestohandsandfingersmay
occurfromcrushingandpinchingatall
movingpartsandintheareaofthetrim
panelcut-out.
[>
Donotoperatethelockingleverbyhand.
[>Slowlyandverycarefullypushthesupplemen-
talsafetybarsbackin.
Pushthesupplementalsafetybarsbacktotheir
originalpositionsonlyiftheyweretriggeredwith
theconvertibletopopen.Iftheconvertibletopis
closedorthehardtopisfitted,havethiswork
performedbyanauthorizedPorschedealer.
1.TakeleverAofthewheelboltwrenchoutof
thetoolkit.
2.PresslockingleverBusingleverAinthe
directionindicatedbythearrowandmaintain
theforceonthelever.
3.Pushthesupplementalsafetybararoundhalf-
waydownandpulloutleverA.
4.Slowlypushdownthesupplementalsafety
baruntilitcanbefelttoengage.
5.CloseandengagecoverflapC.
6.Repeattheprocedureontheothersup-
plementalsafetybar.
Controls,Instruments
47
Page 48 of 263
ParkingAids
Parkingassistant(ParkAssistentl
Whenthedriverbacksup,theparkingassistant
systemindicatesthedistancebetweenthecar
andanobstaclebehindit,bymeansofsignal
tones.
/!\Warning!
Risk
of
accident.
Despiteuseoftheparkingassistantsys-
tem,thedriverisstillresponsiblefortaking
duecareandassessingobstacleswhen
backingup.
I>Makesurethatnopersons,animalsorob-
staclesarewithinthemanoeuvringarea.
Theparkingassistantsystemisactivatedautomat-
icallywhenreversegearisselectedandtheigni-
tionison.
Note
Beawarethattheparkingassistantsystemis
notswitchedonifthecarrollsbackwardwithout
reversegearbeingengaged.
48Controls,Instruments
Ultrasoundsensors
Sensors
Fourultrasoundsensorsintherearbumper
measurethedistancetotheclosestobstacle.
-Rangemiddlesensorsaround50in./150cm
-Rangeoutersensorsaround24in./50cm
Obstaclescannotbedetectedinthe"blind"sen-
sorarea(e.g.neartheground).
Note
Thesensorsmustalwaysbekeptfreeofdust,
iceandsnowinordertoensurethattheyare
fullyfunctional.
CO')
0
CO')
t'I/!\Caution!
Toavoiddamagingthesensors:
I>Maintainsufficientdistancewhencleaningwith
steam-jetunits.
Signaltones/function
Whenreversegearisselected,theparkingas-
sistantconfirmsthatitisswitchedonbyissuing
ashortsignaltone.
Adetectedobstacleissignalledbyanintermit-
tenttone.Theintervalsdecreaseastheob-
stacleisapproached.
Acontinuoustonesoundswhenthedistance
becomeslessthanonefoot.Thiscontinuous
tonecanstopiftheobstacleisapproached
closerthanonefoot.
Theradiovolumeshouldnotbesoloudas
todrownoutthesignaltones.
Page 50 of 263
RetractableRearSpoiler
Therearspoilerreducesairresistanceand,par-
ticularlyathighspeeds,reducesrearaxlelift.
Automaticcontrol
Therearspoilerautomaticallyextendsatap-
proximately75mph/120km/handretractsat
approximately37mph/60km/h.
50Controls,Instruments
C1
Warninglight
Thewarninglightintheinstrumentpanellights
foralampcheckwhenignitionisswitchedon.
Thewarninglightsintheinstrumentpaneland
on-boardcomputergooniftherearspoiler
doesnotextendatmorethan75mph/120
km/horiftheendpositionisnotreached.
Iftheautomaticcontrolfails:
I>Stopthecaratasafeplaceandextendthe
rearspoilermanuallybypressingthespoiler
rockerswitchA.
A.Danger!
Riskofanaccident.
Thespoileraffectsmovementofairaround
thevehicleandisusedtomaintainaerody-
namicstabilityasvehiclespeedsincrease.
Ifthespoilerdoesnotextendautomatically
duetomechanicalmalfunction,drivingsta-
bilitywillbeadverselyaffectedbyin-
creasedrearaxlelift,whichcouldleadto
lossofcontrol.
I>Adaptyourdrivingstyleandreducespeedto
thechangedaerodynamicconditions.
I>Havethefaultremediedatanauthorized
Porschedealer.
I>Donotexceedthepostedlegalspeedlimit.
Risk
ofan
accidentandlossofcontrol.
I>Donotoperatethespoilerrockerswitchma-
nuallywhiledriving.
Page 51 of 263
Manual
control
Whentheignitionison,thespoilercanbeex-
tendedandretractedmanuallyusingtherocker
switchAintheareaofthedriver'sfootwell.
A.Warning!
Seriousinjuriesmayoccurfromcrushing
andpinchingatallmovingpartsinthearea
oftheretractablespoiler.
I>Ensurethatnoonecanbeinjuredandnoob-
jectscanbejammedbytheextensionorre-
tractionoftherearspoiler.
Extension
I>PressupperhalfofrockerswitchAbriefly.
Thespoilerextendstoitsfinalposition.
Retraction
I>PressandholdlowerhalfofrockerswitchA
untiltherearspoilerhasreacheditsfinalposi-
tion.
Fixedrearspoiler
A.Caution!
Riskofdamagetorearspoiler.
I>Pleaseconsulttheoperatorbeforeusingauto-
maticcarwashes.
I>Donotpushthevehiclebythespoiler.
Frontspoiler,
sidememberpanels
A.Caution!
Riskofdamageduetoreducedground
clearance.Thecarmayhavegroundcon-
tact.
I>Driveslowlyandcarefullyonsteepuphilland
downhillslopes(e.g.multi-storeycarparks).
I>Avoidsteepramps.
Controls,Instruments
51
Page 52 of 263
ClutchPedal
Theclutchpedalmustbedepressedfully
beforethestarterwillengage.
/!\.Warning!
Riskofanaccident.
I>Alwayscheckthemovementoftheclutch
pedalbeforedrivingandmakesurethatitis
notobstructedbyafloormatoranyother
object.
I>Securethefloormattopreventitfromsliding
intopositionsthatcouldinterferewiththe
safeoperationofyourvehicle.
YourPorschedealerwillbegladtoofferyou
floormatsofthecorrectsizeincludingase-
curingpossibility.
Toavoiddamagetotheclutchandtrans-
mission:
I>Alwaysdepresstheclutchpedalfullywhen
changinggears.
I>Donotholdthecaronasteepgradewiththe
clutchpedalpartiallydepressed.
Shouldthefreetraveloftheclutchpedalsud-
denlybecomebigger,itcouldmeanamalfunc-
tionoftheclutch.SeeyourPorschedealerfor
correction.
52Controls,Instruments
ParkingBrake
Parkingbrakeforceismechanicallytransferred
totherearwheelsbymeansofcables.
I>Usetheparkingbrakeonlyafterthevehicle
hascometoafullstop.
Setting
theparkingbrake
I>Pulltheleverallthewayup(seearrow).
Withtheignitionon,theparkingbrakewarn-
inglightsintheinstrumentpanelandon-board
computerwillcomeoniftheleveriseven
slightlyraised.Afirmpullupwardisrequired
toproperlyengagetheparkingbrake.
Ifthebrakeisnotfullyset,thevehiclemay
rollwithoutcontrol.
I>Movetheselectorleverto"P"(Tiptronic)or
movethegearshiftlevertoreverseorfirst
gear(Manualtransmission).
I>Beforeexitingthevehicle,makesurethatthe
parkingbrakeisfullysetandthevehicleis
notmovingatall.
Releasingtheparkingbrake
I>Pulltheleverslightlyupasyoudepressthe
releasebuttonA,andthenpushtheleverall
thewaydown.
Page 53 of 263
.
@
ParkingbrakewarninglightUSA
Parkingbrakewarninglight
Canada
Thewarninglightswillgooutaftertheparking
brakeisfullyreleased.
Thewarninglightsarenotanindicatorthatthe
parkingbrakeisfullyset;itisonlyintendedto
beawarningtoreleasetheparkingbrakebe-
foredrivingthecar.
ACaution!
Apartiallyengagedbrakewilloverheatthe
rearbrakes,reducetheireffectivenessand
causeexcessivewear.
[>
Releasetheparkingbrakefully.
[>
Whenparkingyourcar,alwayssettheparking
brakebypullingallthewayuponthelever.
[>
Movetheselectorleverto"P"(Tiptronic)or
movethegearshiftlevertoreverseorfirst
gear(Manualtransmission).
[>
Onhillsalsoturnthefrontwheelstowardsthe
curb.
Brakes
[>Makeitahabittochecktheoperationofyour
brakesbeforedriving.
Keepinmindthatthebrakingdistanceincreases
veryrapidlyasthespeedincreases.At60mph
or100km/h,forexample,itisnottwicebut
fourtimeslongerthan30mphor50km/h.Tire
tractionisalsolesseffectivewhentheroadsare
wetorslippery.
[>Therefore,alwaysmaintainasafedistance
fromthecarinfrontofyou.
Note
Eventhoughthebrakediscsconsistofalloyed
greycastiron,theywillunavoidablystarttocor-
rodeifyourcarisparkedforanextended
period.Thebrakeswilltendto"rub"asthere-
sult.
Thenature,extentandeffectsofcorrosionde-
pendontheamountoftimethevehiclewas
parked,whethergranularorliquidroadsaltwas
spreadandwhethergrease-dissolvingagents
wereusedincarwashes.
Ifthebrakingcomfortisnoticeablyimpaired,we
recommendhavingthebrakesystemchecked
byexpertsatanauthorizedPorschedealer.
Brakesystemfunction
YourPorscheisequippedwithapowerassisted
hydraulicdualcircuitbrakesystemwithdisc
brakesatthefrontandrear.
Bothcircuitsfunctionindependently.Onebrake
circuitoperatesthefrontandtheotheroperates
therear.
Ifonebrakecircuithasfailed,theotherwillstill
operate.However,youwillnoticeanincreased
pedaltravelwhenyouapplythebrakes.
Failureofonebrakecircuitwillcausethestop-
pingdistancetoincrease.
A
Warning!
Riskofanaccident.
Intheunlikelyeventofhydraulicfailureof
onebrakecircuit:
[>
Pushthebrakepedaldownfirmlyandholdit
inthatposition.
Amechanicallinkageactivatesthesecondcir-
cuit,andyouwillbeabletobringthevehicle
toastop.
[>
Afterbringingyourvehicletoacomplete
stop,avoiddrivingthevehicleandinstead
haveittowedtothenearestauthorized
Porschedealerforrepair.
[>[>[>
Controls,Instruments
53
Page 54 of 263
41CD
BrakewarninglightUSA
@BrakewarninglightCanada
Ifthewarninglightsintheinstrumentpaneland
on-boardcomputergoonwhiledriving,the
brakefluidlevelmaybetoolow,or(ifthebrake
pedaltravelhasincreased)oneofthetwobrake
circuitsmayhavefailed.
Agreaterbrakingpressurewillberequired,
stoppingdistanceswillbelongerandthebrak-
ingbehaviorwillchange,particularlyincurves.
Withcorrectlyadjustedbrakes,andacorrectly
workingbrakesystem,thepedaltraveltothe
pointofbrakeactuationshouldbe
1-3/16
in.to
1-9/16
in.or30to40mm.
Wheneverthebrakepedaltravelexceedsthis
distance,havethebrakesystemchecked.
54Controls,Instruments
Brakepedal
/!\Warning!
Riskofanaccident.
Anyobstructionofthebrakepedalcould
increasethestoppingdistance.
I>Alwayscheckthemovementofthebrake
pedalbeforedrivingandmakesurethatitis
notobstructedbyafloormatoranyother
object.
I>Securethefloormattopreventitfromsliding
intopositionsthatcouldinterferewiththe
safeoperationofyourvehicle.
YourPorschedealerwillbegladtoofferyou
floormatsofthecorrectsizeincludingase-
curingpossibility.
Note
Incaseoneofthetwobrakecircuitsfails,in-
creasedpedaltravelisrequiredtobringyour
vehicletoafullstop.
/!\Warning!
Toavoidoverheatingandprematurewear
ofthebrakes:
I>Beforedescendingasteepgrade,reduce
speedandshiftthetransmissionintoalower
gearordrivingpositiontocontrolspeed.
I>Donot"ridethebrakes"byrestingyourfoot
onthepedalwhennotintendingtoapply
brakepressure.
I>Donotholdthepedaldowntoolongortoo
often.
Thiscouldcausethebrakestogethotand
notfunctionproperly.
Page 55 of 263
Brake
booster
Thebrakeboosterassistsbraking
only
whentheengineisrunning.
Whenthecarismovingwhiletheengineisnot
running,orifthebrakeboosterisdefective,
morepressureonthebrakepedalisrequiredto
bringthecartoastop.
Moistureorroadsaltonbrakesaffectsbraking.
Whenthevehicleisdrivenonsaltedroadsfor
extendedperiods,thebrakesshouldbewashed
downthoroughlyaboutevery2weeks.Anauto-
maticcarwashfacilitycannotdothisjob
properly.
Brakeswilldryafterafewcautiousbrakeappli-
cations.
A.Warning!
Drivingthroughwatermayreducethetrac-
tion.
Moistureonbrakesfromroadwater,car
wash,orcoatingofroadsaltmayaffect
brakingefficiency.
t>Cautiously
applybrakes
to
testbrakesafter
beingexposed.
Brakewear
Yourcarhasexcellentbrakes,buttheyarestill
subjecttowear.Therateatwhichtheywear
dependsonhowthebrakesareused.
t>
Havethebrakesysteminspectedattheinter-
valsrecommendedinyourMaintenance
Booklet.
8
@
WarninglightUSA
WarninglightCanada
Ifthelightsintheinstrumentpanelandon-board
computerstayonwhentheengineisrunningor
comeonwhiledriving,thebrakepadsareworn,
excessively.
t>Donotcontinuetooperatethevehicle.
HaveyourauthorizedPorschedealerinspect
orreplacethebrakepads.
Brakepads
Wearonthebrakepadsandbrakediscs
dependstoagreatextentonthedrivingstyle
andtheconditionsofuseandthereforecannot
beexpressedinactualmilesontheroad.
Thehigh-performancebrakesystemisdesigned
foroptimalbrakingeffectatallspeedsandtem-
peratures.
Certainspeeds,brakingforcesandambient
conditions(suchastemperatureandhumidity)
thereforemightcausethebrakestosqueal.
Newbrakepadsorlinings
Newbrakepadshavetobe"brokenin",and
thereforeonlyattainoptimalfrictionwhenthe
carhascoveredseveralhundredmilesorkm.
Theslightlyreducedbrakingabilitymustbe
compensatedforbypressingthebrakepedal
harder.Thisalsoapplieswheneverthebrake
padsandbrakediscsarereplaced.
Controls,Instruments
55