light PORSCHE 911 CARRERA 2003 4.G Repair Manual

Note

Thelidcannotbeopenedfromtheinsideifthe
batteryisdisconnectedorempty.

Safetyreasonsthereforerequirethatyou
unscrewthelatchstrikerofthelidlockif
youplantoputthevehicleoutofoperation
foranextendedperiod.

PleaseconsultyourauthorizedPorschedealer.
Theywilladviseyouaboutthenecessarymeas-
ures.

Note
I>
Whenloadingtheluggagecompartment,
makesurethatitemsofluggageorotherob-
jectscannotbecomecaughtonhandleA.
Thiscouldcausetheluggagecompartmentto
openunintentionally.

4!!J
SportsExhaustSystem
Thesportsexhaustsystemcanbeswitchedoff
oronwhentheignitionisswitchedon.
Iftherockerswitchisnotoperated,thesports
exhaustsystemwillbeonwhentheengineis
started.
Dependingonthevehicleequipment,therocker
switchmaybeinstalledinthecentreconsoleor
inthecentretunnelbehindtheashtray.

Switchingoff
I>
Presstherocker-switchsymbol.
Indicatorlightcomeson.

Switchingon
I>
Presstherocker-switchsymbolagain.
Indicatorlightgoesout.
PorscheCommunication
Management(PCM)

I>
Refertotheseparateoperatinginstructions
beforeputtingthePCMintooperation.
Whenputintooperationforthefirsttime,a
distanceofapprox.31miles(50km)mustbe
driveninorderforthenavigationsystemto
completetheprocessoffinecalibration.
Thesameapplieswhenthetiresarechanged
(e.g.summer/snowtires)ornewtiresfitted.
Fulllocationaccuracyisnotyetachievedduring
thefine-calibrationprocess.
Ifthevehiclehasbeentransported(e.g.ferry,
cartrain),thesystemmaytakeafewminutes
afterbeingswitchedonbeforeitdeterminesthe
currentlocation.
Serioustireslip(e.g.spinningwheelsonsnow)
mayresultintemporarilyinaccuratenavigation.
Whenthebatteryhasbeendisconnected,itmay
takeupto15minutesbeforethenavigation
systembecomesoperationalagain.
Controls,Instruments
123

Cassette
tapeplayer

ACaution!
Toavoiddamagetocassettetapeplayer
andtapes.
I>Useonlycassettetapesofgoodquality,hav-
ingnodamage.
I>Avoidusingtapeswithatotalplayingtime
longerthan90minutes.
Longertapesarenotrecommendedbecause
ofthethinnercrosssectionofthetape.
I>Besurethatthetapeisnotslackandthatthe
labelisfirmlysecuredontheshellbeforein-
sertingthecassetteintotheplayer.
I>Havethetapefirmlywoundaroundthetape
byturningthehubwithapencilorsimilar
items.Becarefulnottotouchtheexposed
tapesurface.
I>Whennotinuse,takethecassetteoutofthe
player,putitbackintoitscaseandstoreit
awayfromdust,magnetsanddirectsunlight.
Leavingthecassettetapeonthedashboard
inthesuncandamagethetape.
I>Keeptheplaybackhead,capstanandpinch
rollerclean.
I>Removetapecoatingresidueaccumulatedon
thehead,capstanandpinchrolleronceor
twiceamonth.
Acleaningtape,whichcandothis,shouldbe
availableinaudiostores.
I>Donotoilanypartofthetapeplayeranddo
notinsertanyobjectotherthanacassette
tapeintotheslot.
rnJDD~~
DIGITALAUDID
Compactdiscplayer
ACaution!
Toavoiddamagetocompactdiscplayer
anddiscs.
I>Useonlycompactdiscslabeledasshown,
havingnodirt,damageorwarpage.
I>Neverattempttodisassembleoroilanypart
oftheplayerunit.
Donotinsertanyobjectotherthanadiscinto
theslot.
Remembertherearenouser-serviceable
partsinsidethecompactdiscplayer.
I>Donotallowthedisctosustainanyfinger-
prints,scrapesorstickersonthesurfaces.
Thismaycausepoorsoundquality.
Holdthedisconlyontheedgeorcenterhole.
I>Whennotinuse,takethediscoutofthe
player,putthediscbackintoitscaseand
storeitawayfromdust,heat,dampanddi-
rectsunlight.
Leavingthedisconthedashboardinthesun
candamagethedisc.
I>Ifthediscgetsdirty,cleanthediscbywiping
thesurfacesfromthecentertotheoutsidein
aradialdirectionwithasoftcloth.
Donotuseaconventionalrecordcleaneror
anti-staticrecordpreservative.
Disccleanersareavailableinaudiostores.
Controls,Instruments
125

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.

SelectorLeverPositions
P-Parking
lock
InselectorleverpositionP,thedrivenwheels
aremechanicallylocked.
[>
Selectonlywhencarhasbeenstopped.
[>Engageparkinglockafterapplyingthehand-
brakeandreleaseitbeforereleasingthe
handbrake.
Theignitionkeycanbewithdrawnonlyin
selectorleverposition
P.
R-Reverse

[>Selectonlywhencarhasbeenstoppedand
thebrakeisapplied.

N-Neutral

SelectorleverpositionNmustbeselectedfor
towingorincarwashes,forexample.
[>
Selectthedesiredpositionformovingoff(D,
MorR)onlywhentheengineisidlingand
whiledepressingthebrakepedal.
[>SelectpositionNwhiledrivingonlyifthecar
isthreateningtoskidinslipperyconditions.
OtherwiseNshouldnotbeselectedwhiledriv-
ing.
D-
Automaticselection
mode
[>
SelectpositionDfor"normal"driving.The
gearsareshiftedautomaticallyaccordingto
theacceleratorpositionandspeed.
Dependingonthewaythevehicleisdrivenand
ontheresistance(e.g.uphill),thegear-changing
pointsareshiftedtowardshigherorloweren-
gine-speedranges.
Theacceleratorposition,drivingspeed,engine
speed,longitudinalandlateralaccelerationand
theroadprofileallhaveaninfluenceonthe
gear-changingcharacteristic.
Unwantedupwardshifts,e.g.beforebends,are
preventedbyswiftlyreleasingtheaccelerator
pedal.
Dependingonlateralacceleration,upwardshifts
onbendsarenotmadeuntiltheengine-speed
limitisreached.
Underbraking,anddependingontheamountof
deceleration,theTiptronicshiftsdownearlier.
Forsubsequentcornering,therightgearisen-
gagedwhenpressureisappliedtothebrakes
beforethebend.
Thebendistakenintherightgear,andwhen
youaccelerateoutofthebendyoudonothave
toshiftdown.
Drivingoff
In2ndgear,thevehicledrivesoffwiththe
throttleonlyslightlyopen.
Driveoffin1stgearwiththethrottleopen
widerorwhentheengineiscold.
[>[>[>
ShiftingGear
131

Slipmonitoring

Whenthespeedsofrotationofthefrontand
rearaxlesdifferbymorethanthemaximumper-
missiblevalue,integratedslipmonitoringshifts
uptothenextgear.
Thisincreasesdrivingstabilityonaslipperysur-
face.
Note
Slipmonitoringisalsodeactivatedwhen
PorscheStabilityManagement(PSM)isswitched
off.

Stopping

[>
Forabriefstop,e.g.atatrafficlight,leave
theselectorleverindrivepositionandhold
thevehiclewiththebrakepedal.
[>Foralongerstopwiththeenginerunning,
selectpositionN(neutral).
[>
Donotholdthecaronaslopeusingthe
accelerator.Usethebrakepedalorthehand-
brakeinstead.
[>Beforeleavingthevehicle,alwaysapplythe
handbrakeandmovetheselectorleverto
positionP.
134ShiftingGear

Parking

[>
Goeasyontheaccelerator.
[>
Whenparkingormanoeuveringinasmall
space,controlthespeedbycarefuluseof
thefootbrake.

Drivinginwinter

Inwinteryroadconditionsitisadvisabletotake
steepinclinesinmanualmode.Thispreventsthe
occurrenceofgearchangesthatcouldcause
wheelspin.

Tow-starting,towing

Refertothechapter"Towing".

Emergencyprogram

Atransmissionfaultisindicatedbythefollowing
symptoms:
-4th
gear
flashesonthedisplayoftheinstru-
mentcluster.
-Thewarning"Tiptronicemergencyrun"
appearsintheon-boardcomputer.
-Thetransmissionnolongershifts.
A.Warning!
Reverse
gear
lockmonitoringisdisabledin
theemergencyrunningprogram.
Damagetothevehiclemayresultaswell
aslossofcontrol,ifthevehicleismoving
forwardfastenoughtocauserearwheel
lockup.
[>
DonotshiftintoRwhilethevehicleismoving
forward.
Proceedasfollowsintheeventofatrans-
missionfault:
1.Stopinasafeplace.
2.MoveselectorlevertopositionP,switchthe
ignitionoffandwaitfor10seconds.
3.Starttheengine.
2ndgearinselectorpositionDandreverse
gearRarenowavailableandwillallowyouto
reachthenearestauthorizedPorschedealer.
4.Toremedythefault,pleaseconsultanauth-
orizedPorschedealerimmediately.

ConvertibleTop
Briefoperatinginstructionscanbefoundonthe
backsideofthedriver'ssunvisor.
Refertothechapter"Carcareinstructions".
/!\Warning!
Whenopeningorclosingtheconvertible
top,seriouspersonalinjurymayoccurifa
person'sbodypartsarenearorintheway
oftheconvertibletopmechanism'smoving
parts.
[>
Makeabsolutelysurethatnobodycanbein-
juredbytheconvertible-topmechanismorthe
convertible-topcompartmentlid.
Donotoperateconvertibletop:
-IfthebasiccarrieroftheRoofTransportSys-
temisfitted.
PleasealwaysobservetheRoofTransport
Systemoperatinginstructions.
-Attemperaturesbelow0°C.
-Whenonesideofthecarisonacurb,ahoist
orajack.
-Whenitemsofluggageorotherobjectshin-
dertheconvertibletopmovement.
-Withtherollbarsextended.
140MobileRoofs
[>
Avoidfrequentoperationoftheconvertible
topwiththeengineoff;thevehiclebattery
wouldbeunintentionallydischargedrapidly.
[>
Driveonlywiththeconvertibletopfullyopen
orclosed(endpositions).
[>
Whenopeningorclosingtheconvertibletop,
ensurethereissufficientclearanceabovethe
convertibletop(e.g.inthegarage).
[>
Topreventdampstainsandabrasions,only
opentheconvertibletopinadry,cleanstate.
[>
Parkyourcarintheshadewheneverpossible,
asthefabric,rubbermaterialandcolorcan
beharmedbylongexposuretosunlight.
[>
Theconvertibletopmayonlybeactuateddur-
ingdrivingonevensurfacesandatwind
speedsoflessthan50mph(80kmjh).
Doorwindowsandsidewindows
Thesidewindowsareloweredautomatically
whentheconvertibletopisopened.Thedoor
windowscloseautomaticallyifconvertibletop
operationisnotinterruptedwhentheconvertible
topreachesitsfinalposition.
Therearsidewindows
cannot
beclosedwhen
theconvertibletopisopen.
Thesidewindowsareloweredautomatically
whentheconvertibletopisclosed.Allwindows
closeautomaticallyifconvertibletopoperationis
notinterruptedwhentheconvertibletopreaches
itsfinalposition.
Iftheconvertibletopisclosedwiththekeyin
thedoorlock,thewindowsmustbeclosed
usingtherockerswitchesinthecenterconsole.

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

Closingconvertibletopcompartmentlid
A.Warning!
Thereisadangeroftrappingbodyparts
whenclosingtheconvertibletopcompart-
mentlidwhichcouldcauseseriousper-
sonalinjuries.

[>
Placehandsontheconvertibletopcompart-
mentlidwhenpushing.

-0
-01.
Standbehindthevehicle.
~
2.Graspconvertibletopcompartmentlidabove
thebrakelightpushforwardagainsttheper-
ceptibleresistanceuntilitiscompletely
closed.

A.Caution!
Dangerofdamageattheconvertibletop.
[>

Afteremergencyoperation,donotoperate
theconvertibletopwiththerockerswitchor
doorlock.
[>
DriveslowlytoanauthorizedPorschedealer
inordertohavethefaultremedied.
MobileRoofs
149

~Openingrearlid
Precondition
The
glassslidingroofmustbeclosed.

I>To
unlock,pressbutton
A,or:

Pressbuttonfortherearlidontheremote
control.Refertothechapter"Keys".

I>
Lifttherearlid.
Theinteriorlightisswitchedonwhentherearlid
isunlocked.

Closingrearlid
A.Warning!
Dangerofcrushing.Therearlidisauto-
maticallypulledintothelockandlocked.
I>
Makesurethatyourfingersarenotunderthe
rearlid.
I>Placehandontotherearlid.
Pushtherearliddownuntilitisautomatically
pulledclosedandlocked.

e
Warninglight

Thewarninglightsintheinstrumentpanelandin
theon-boardcomputercomeoniftherearlidis
notcompletelyclosed.

I>
Fullyclosetherearlid.
MobileRoofs
163