engine PORSCHE 911 CARRERA 2003 4.G Service Manual

A
EmergencyFlasherSwitch
Operationalreadinessoftheemergencyflasher
doesnotdependontheignitionlockandturn
signalleverposition.
I>Ifyourcarisdisabledorparkedunderemer-
gencyconditionsswitchontheemergency
flasherinthedashboard(arrow).
Allturnsignalsandtheindicatorlightinthe
switchflashwiththesamefrequency.
/!\Warning!
Riskofanaccident.
I>Wheneverstalledorstoppedforemergency
repairs,movethecarwellofftheroad.
Switchontheemergencyflasherandmark
thecarwithroadflaresorotherwarningde-
vices.
I>Donotremaininthecar.Someoneapproach-
ingfromtherearmaynotrealizeyourvehicle
isstoppedandcauseacollision.
Dangeroffire.
I>Donotparkoroperatethevehicleinareas
wherethehotexhaustsystemmaycomein
contactwithdrygrass,brush,fuelspillor
otherflammablematerial.

Hotenginecompartmentcomponentscan
burnskinoncontact.

I>Beforeworkingonanypartintheenginecom-
partment,turntheengineoffandletitcool
downsufficiently.
Controls,Instruments
99

A-Automaticspeedcontrolreadinessoff/on
1-Holdandstore/accelerate
2-Decelerate/resume
3-Interrupt
104Controls,Instruments
Automatic
Speed
Control
Theautomaticspeedcontrolmaintainsany
selectedspeedbetween25mphand120mph
(40km/hand200km/h)withoutyouhavingto
usetheaccelerator.
Theautomaticspeedcontrolisoperatedwith
theleveronthesteeringwheel.

/!\Warning!
Aconstantspeedmaynotbesafeinheavy
traffic,oronwindingorslipperyroads.
Withthespeedcontrolsystemengaged,
theenginespeedwillnotreturntoidle
whenremovingthefootfromtheaccelera-
torpedal.

I>Donotusethespeedcontrolwhenitmaybe
unsafetokeepthecarataconstantspeed.
I>Observealllocalandnationalspeedlimits.
Switchautomatic
speedcontrol
readinesson
I>Press
buttonAontheautomaticspeed
controllever
.
~

Thisgreenindicatorlightinthe
t"speedometernowindicatesreadiness
Hold
andstorespeed
I>
Bringthecartothedesiredspeedwiththe
accelerator.

I>
Thenpushoperatingleverforward1briefly.

Accelerating(e.g.toovertake)
I>
Increasespeedasusualwiththeaccelerator.
Whentheacceleratorisreleased,thepreviously
savedvalueisagainset.
Automaticspeedcontroloperationisautomat-
icallyinterrupted,however,ifthespeedisin-
creasedbymorethanabout16mph(25km/h)
forlongerthan20seconds,
or:
I>Pressoperatinglever
forward1untilthe
desiredspeedisreached.
Thespeedreachedismaintainedandstored
whentheleverisreleased.
Speedcanbecorrectedinstepsof2km/h(ap-
proX.1mph)
bybriefly
pushingtheleverfor-
wardordown(upto10times).

Decelerating

I>Pressoperatingleverdown2untilthedesired
speedisreached.
Thespeedreachedismaintainedandstored
whentheleverisreleased.
Speedcanbecorrectedinstepsof2kmjh(ap-
prox.1mph)bybrieflypushingtheleverfor-
wardordown(upto10times).

Interruptingautomaticspeedcontrol
operation

I>Pulloperatingleverbrieflytowardsthesteer-
ingwheel3or:
I>Operatebrakeorclutchpedalor,
withTiptronictransmission,selectposition
"N".Seealsothechapteron"Tiptronic".
Thespeeddrivenbeforetheinterruptionre-
mainsstoredinthememory.

Automaticspeedcontroloperationisinter-
ruptedautomatically:
-Iftheset
speedisexceededbymorethan
16mph(25km/h)forlongerthan20sec-
onds,
-iftheactualspeedfallsto6mph(10kmjh)
belowthesetvehiclespeedforlongerthan5
seconds(upwardslopes).

Resumingthestoredspeed

I>Pressoperatingleverbrieflydown2.
Thestoredspeedshouldonlybecalledupwhen
trafficconditionsandtheroadsurfacesoper-
mit.

Switchingautomaticspeedcontrol
readinessoff
I>
PressbuttonAontheautomaticspeedcon-
trollever.
Thegreenreadinesslightinthespeedometer
goesoff.
Whenthevehicleisparkedandtheignition
switchedoff,thememoryiscleared.

Importantnote
On
upwardordownwardslopes,thesetspeed
cannotalwaysbemaintainedbytheautomatic
speedcontrol.
Toobtainsufficientenginebrakingorabetter
engine-speedrange,therefore,youhavetose-
lectalowergear.
Controls,Instruments
105

Q
Airdistributiontofootwell
[>
Pressbutton.
Theairflowstothefootwell.
@Airdistributiontothe
centralandsidevents
[>Pressbutton.
Theairflowsfromthecentralandsidevents.
Ventsmustbeopen.
6
Airdistributionto
windshield
[>
Pressbutton.
Theairflowstothewindshield.
108Controls,Instruments
Generalinstructionsfor
air-conditioningcompressor
-Canswitchoffbrieflyifengineisunderan
extremeloadtoensuresufficientenginecool-
ing.
-Switchesoffautomaticallyattemperatures
below
3rFj3°C
andcannotbeswitchedon,
evenmanually.
-Operatesmosteffectivelywithwindows
closed.
Ifthecarhasbeeninthesunforalongtime,
however,itisagoodideatoventilatethein-
teriorbrieflywithdoorwindowsopen.
-Dependingontheoutsidetemperatureandhu-
midity,condensationcandripfromtheevap-
oratorandformapoolunderthecar.
Thisisnormalandnotasignofleakage.
-Ifuncooledairflowsoutwhenthelowesttem-
peraturehasbeenset,switchofftheair-con-
ditioningcompressorandconsultwithan
authorizedPorschedealer.

~Donotoperateelectricalappliancesformore
than5minuteswhenengineisoff(batterywill
otherwisedischarge).
~Donotdamagethesocketbytryingtoinsert
plugsofthewrongdesign.
CigaretteLighter

A
Warning!
Dangeroffireandburning.
Thecigarettelighterisreadyforuse,re-
gardlessoftheignitionlockposition.

~Neverleaveunsupervisedchildreninthecar.
~Nevertouchtheheatingelementorsidesof
thelighter.
~Holdthelighterbytheknobonly.
Heatinglighter
~Pushinknobofthecigarettelighter.
Whenreadyforuse,thelighterwillsnap
back.
Operatingadditionalappliances
Withthecigarettelighterremoved,thesocket
maybeusedforsmallelectricalappliances,
suchasashaverorhandvacuumcleaner.

Maximumrating:
150
Watt.

L
QRearWiper

ACaution
Riskofdamagetotherearwindowand
wiperblade.

~Onlywipetherearwindowwhensufficiently
wet,otherwiseitcouldbescratched.
~Freefrozenwiperbladesbeforesettingoff.
Switching
on
~
Touchthesymbolontherockerswitch-the
rearwiperwipestwice.
Controls,Instruments
111

A-Openingluggagecompartmentlid
B-Openingenginecompartmentlid

Luggage
CompartmentLidand
EngineCompartmentLid
Unlocking
t>Operatetheappropriatepul~buttonnexttothe
driver'sseat.
Theluggagecompartmentorenginecompart-
mentisilluminatedwhentherespectivelidis
open.
Alsorefertothechapter"Rearlid(Targa)"
and"Loadswitch-off".
118Controls,Instruments
Theluggagecompartmentlidcanalsobe
unlockedwiththeradioremotecontrol.
Refertothechapter"Keys".
ImportantNote
Ifthevehiclebatteryisdischarged,thelidscan
beopenedonlybyconnectinganexternalelec-
tricalpowersource.
Pleaseobservethechapter"Electricalsystem"
orthedescriptioninsidethefuseboxcover.

e
Warninglight

Thewarninglightsintheinstrumentpanelandin
theon-board-computercomeonifthelidsare
notcompletelyclosed.
t>Fullyclosethelid.

Opening
luggage
compartmentlid
A.Caution!
Risk
ofdamagetoluggagecompartment
lidorwindshieldwipers.

I>Makesurethatthewindshieldwipersarenot
foldedoutforwardswhenopeningthelug-
gagecompartmentlid.
I>Raiselidslightlyandunlatchthesafetycatch
withthelever(arrow).
Closingluggagecompartmentlidand
enginecompartmentlid
I>Lowerlidandletitfallintothelock.Ifnecess-
ary,pushthelidwiththepalmofyourhandin
theareaofthelock.
I>Checkthatthelidhascorrectlyengagedin
thelock.

A.Warning!
Riskoflossofcontroloranaccident,re-
sultinginseriouspersonalinjury.

I>Shouldyounoticeatanytimewhiledriving
thatoneofthelidsisnotsecuredproperly,
pleasestopimmediatelyinasuitableplace
andcloseit.
Thefrontlidmayflyupimpairingvision.
Controls,Instruments
119

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

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.