power steering PORSCHE 911 CARRERA 2003 4.G Owners Manual

Beforedrivingoff12,13
Breakinhints14
Keys,theftprotection.16-19
Immobilizer,securitywheelbolts17
Doors,doorwindows20
Centrallocking21-23
Alarmsystem,infraredpassenger
compartmentmonitoring24,25
Powerwindows26,27
Mirrors,insideanddoor28,29
Rearwindowdefogger30
Sunvisors31
Seats32-37
Steeringwheeladjustment37
Safetybelts38-40
Childrestraintsystems41-43
Airbagsystem44,45
Rolloverprotectionsystem46,47
Parkingaids48,49
Retractablerearspoiler50,51
Fixedrearspoiler,frontspoiler,
sidememberparts51
Clutch,parkingbrake,brakes52-55
ABSbrakesystem56,57
PSMPorschestabilitymanagement58,59
Four-wheeldrive60,61
Dashboard,controlsandinstruments...62-109
Controls,Instruments
Ignition/starterswitch64,65
Startingandstoppingtheengine66,67
Instrumentpanel68-97
On-boardcomputer82-97
Emergencyflasherswitch99
Lightswitch,
automaticheadlightbeamadjustment100
Turnsignals/
headlightdimmer/flasherlever101
Windshieldwiper/washerlever,
rainsensor102,103
Automaticspeedcontrol104,105
Automaticairconditioner106-108
Centralandsidevents109
Ashtray11
°
Cigarettelighter,rearwiper111
Interiorlights112-114
Cupholder115
Storageinthepassengercompartment,
CDorcassetteholder116,117
Frontandrearlids118,119
Luggagecompartment120,121
Trunkentrapment122,123
Sportsexhaustsystem123
PCMPorschecommunicationmanagement.123
Caraudiooperation,tips124,125
Cartelephoneandaftermarkedalarms126
Controls,Instruments
11

Neverinvite
car
theft!
Anunlockedcarwiththekeyintheignitionlock
invitescartheft.
Asteeringwheellockanda
gong
alarmare
standardequipmentinyourPorsche.
Thegongalarmwillsoundifyouopenthe
driver'sdoorwhilethekeyisstillintheignition
lock.Itisyourremindertopullthekeyoutof
theignitionlockandtolockthedoors.
/!\.Warning!
Anyuncontrolledmovementofthevehicle
mayresultinseriouspersonalinjuryand
propertydamage.
Neverleaveyourvehicleunattendedwith
thekeyintheignitionlock,especiallyif
childrenand/orpetsareleftunattendedin
thevehicle.Theycanoperatepowerwin-
dowsandothercontrols.Iftheengineis
leftrunning,theymayaccidentallyengage
theshiftlever.
I>Alwaysremovetheignitionkey.
I>Alwayssettheparkingbrake.
I>Lockthedoorswiththekeyorwiththe
remotecontrol.
16Controls,Instruments
/!\.Warning!
Riskofaseriousaccident.
Thesteeringcolumnwilllockwhenyou
removethekeywhileyouaredrivingoras
thecarisrollingtoastop.Youwillnotbe
abletosteerthecar.
I>Neverremovethekeyfromthesteeringlock
whileyouaredriving.
Toprotectyourvehicleandyourpos-
sessionsfromtheft,youshouldalwayspro-
ceedasfollowswhenleavingyourvehicle:
I>Closewindows.
I>Closelifting/slidingroof.
I>Closeconvertibletop
(withtheconvertibletopopen,theinfrared
passengercompartmentmonitoringsystemis
alwaysswitchedoff).
I>Closeglassslidingroof(Targa)
(withtheglassslidingroofopen,theinfrared
passengercompartmentmonitoringsystemis
alwaysswitchedoff).
I>Removeignitionkey.
I>Engagesteeringlock.
I>Lockstoragetraybetweenthefrontseats
andglovecompartment.
I>Removevaluables(e.g.cardocuments,radio
controlmodule,telephone,housekeys)from
thecar.
I>Lockdoors.

PorscheStabilityManagement
(PSM)
PSMisanactivecontrolsystemforstabilizing
thevehicleduringextremedrivingmaneuvers.
/!\.Warning!
Theincreasedcontrolthatisprovided
shouldnotinduceyoutotakegreaterrisks
withyoursafety.Thelimitsdictatedbythe
lawsofphysicscannotbeovercome,even
withPSM.
Theriskofaccidentsduetoinappropriate
speedcannotbereduced,evenbyPSM.
Thedriverbearstheresponsibilityforall
drivingmaneuvers.
[>Adaptyourdrivingstyletotheprevailingroad
andweatherconditions.
[>Obeyalltrafficlaws.
AdvantagesofPSM
-Superiortractionandlane-holdingabilityinall
drivingsituations-evenonroadsurfaces
withvaryingfriction.
-PSMactivelystabilizesthevehicleduringdy-
namicdrivingmanoeuvres(e.g.rapidsteering
movements,duringlanechangesoronalter-
natingcurves).
58Controls,Instruments
-Improvedbrakingstabilityincurvesandon
differentorvaryingroadsurfaces.
Readinessforoperation
ThePSMisengagedautomaticallyeverytime
youstarttheengine.
Function
Sensorsatthewheels,brakes,steeringsystem
andenginecontinuouslymeasure:
-Drivingspeed
-Directionoftravel
-Lateralacceleration
-Rateofturnaboutthevehicle'sverticalaxis
ThePSMusesthesevaluestodeterminethe
directionoftraveldesiredbythedriver.
PSMintervenesandcorrectsthecourseifthe
vehicle'sactualdirectiondeviatesfromthe
desiredcourse(steering-wheelposition).It
brakesindividualwheelsasneeded.Ifnecess-
ary,thePSMadditionallyinfluencestheengine
powerorthegear-changingcharacteristicofthe
Tiptronicinordertostabilizethevehicle.
TheeventsbelowinformthedriverofPSMcon-
troloperationsandwarnhimtoadapthisdriving
styletotheroadconditions:
-Theinformationlightintheinstrumentpanel
lightsup.
-Hydraulicnoisescanbeheard.
-Thevehicledeceleratesandsteering-wheel
forcesarealteredasthePSMcontrolsthe
brakes.
-Reducedenginepower.
-Thebrakepedalpulsatesanditspositionis
changedduringbraking.
However,itispossibleatanytimetoachieve
fullvehicledecelerationbyincreasingthefoot
pressureslightlyonthebrakepedal.

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

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.

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.

M-ManualSelectionMode

Thecurrentlyselectedgearisretainedifyou
changefromDtoM.
IfyoushiftfromMtoD,thegear-changingmap
suitableforyourcurrentdrivingstyleisselected
andtheappropriategearisselected.

/?\.Warning!
Thekickdownfunctionisnotactivein
manualselectionmode"M",
t>
Thereforeshiftdownmanuallywhenaccelera-
ting(e.g.toovertake).
Twotoggleswitchesintheuppersteering-wheel
spokesletyoucomfortablyandreliablyselect
thefiveforwardgears.

Shiftingup
t>
Pressupperpart(+)ofatoggleswitch.

Shiftingdown
t>
Presslowerpart(-)ofatoggleswitch.
Dependingondrivingspeedandenginespeed,
youcanshiftupordownatanytime.
Gearchangeswhichwouldexceedtheupperor
lowerengine-speedlimitarenotexecutedbythe
controller.
Youcanshiftdowntwogearsatoncebyquickly
pressingthetoggleswitchestwice.
Iftheengine-speedlimitisreached,anauto-
maticupwardshiftisperformedor,justbefore
idlingspeedisreached,adownwardshiftisper-
formed.

t>
Selectanappropriatelylowgearonupward
anddownwardslopes.
Thiswillensureoptimumuseofenginepower
andenginebraking.
Ifmanualmodefails,thecontrolelectronics
switchtoautomaticmode.Inthisevent,the
instrumentclusterwilldisplayselectorleverposi-
tionD.
t>Toremedythefault,pleaseconsultanauth-
orizedPorschedealer.

t>t>t>

ShiftingGear
133

Maintenance,CarCare
Cautions168
Powermeasurements168
Coolantlevel169,170
Engineoil170-173
Engineoillevel171
Engineoilrecommendation172,173
Brake-fluidlevel174
Fueleconomy,operatingyourcar
inothercountries175
Fuel,fillerflap,fueltank176,177
Fuelrecommendations177,178
Emissioncontrolsystem179,180
Fuelevaporationcontrol,
washerfluid181
Powersteeringfluidlevel182
Airfilter,particlefilter,
automatictransmissionfluid,
manualtransmissionoil183
Wiperblades184
Carcare185-193
Maintenance,CarCare
167

Power
Steering

Thehydraulicfluidreservoirislocatedintheen-
ginecompartment.
Note
Theflownoiseheardatfullsteeringlockisde-
sign-relatedanddoesnotindicateadefectin
thesteeringsystem.
182Maintenance,CarCare
/!\Warning!
Risk
of
accident.
Whentheengineisstopped(e.g.whenon
tow)orthepowersteeringhasfailedthere
isnosteeringassistance.
Therefore,substantiallymoreforcewill
havetobeexertedinordertosteer.
I>Exercisegreatcarewhenbeingtowed.
I>Havethefaultremediedatyournearestauth-
orizedPorschedealer.
Checkinghydraulicfluid
Followtheinstructionsinthe"Cautions"chapter.
OnlyusehydraulicfluidauthorizedbyPorsche.
Specification:seechapteron"Capacities".
Checkthefluidlevelwiththeenginestopped
andcold(approximately
68°F
j20°C).
1.Opentheenginecompartmentlid.
2.Openthereservoircap.
3.Wipemeasuringrod.
Closelidandreopen.Thefluidlevelshouldlie
intheareabelowthe"Cold"marking.
Addhydraulicfluidifnecessary.
4.Closecapcarefully.
Closeenginecompartmentlid.
Noticeablelossoffluidindicatesleakageinthe
system.
Thecauseshouldberemediedimmediatelyat
anauthorizedPorschedealer.

Capacities
UseonlyfluidsandfuelsauthorizedbyPorsche.YourauthorizedPorschedealerwillgladlyadviseyou.
YourPorschehasbeendesignedsothatitisnotnecessarytomixanyadditiveswithoilsorfuels.
EngineOilchangequantitywithoutoilfilterapprox.8.5quarts/8.0liters
Oilchangequantitywithoilfilterapprox.8.7quarts/8.25liters
Referenceindicationisthelevelontheoildipstick.Alsorefertothesection"EngineOils".

Coolant
approx.5.95U.S.gallons/22.5liters
Manualtransmission
anddifferentialapprox.2.85quarts/2.7literstransmissionoil
Tiptronic5approx.9.51quarts/9.0litersATF
DifferentialwithTiptronic5approx.1.32quarts/1.25literstransmissionoil
Fueltank,refillvolume911Carrera:approx.16.9U.S.gallons/64liters,911Carrera4,Carrera45:approx.16.6U.S.gallons/
63liters,includingapprox.2.6U.S.galions/l0litersreserve
FuelqualityYourengineisdesignedtoprovideoptimumperformanceandfueleconomyusing
unleadedpremiumfuelwithanoctaneratingof98RON(93CLCorAKI).
Porschethereforerecommendstheuseofthesefuelsinyourvehicle.
Porschealsorecognizesthatthesefuelsmaynotalwaysbeavailable.Beassuredthatyourvehicle
willoperateproperlyonunleadedpremiumfuelswithoctanenumbersofatleast95RON(90CLCorAKI).
sincetheengine's"ElectronicOktaneTMknockcontrol"willadapttheignitiontiming,ifnecessary.
Powersteeringapprox.1.3quarts/1.27literhydraulicfluidPentosinCHF11
S@
BrakefluidUseonlyOriginalPorschebrakefluid.
Windshieldwasherapprox.3.17quarts/3literswithoutheadlightwasher,approx.6.02quarts/5.7literswithheadlightwasher
250TechnicalData