ESP PORSCHE 911 CARRERA 2003 4.G Service Manual

Storage
inthePassenger
Compartment
/!\Warning!
Unsecuredluggageandheavy
objects
may
comelooseduringbraking,rapiddirec-
tionalchangesorinanaccidentandcause
seriouspersonalinjuryordeath.
t>Donottransportanyheavyobjectsinthe
storagetrays.
t>Donotcarryunsecuredluggageorobjectsin
thepassengercompartment.
Additionalstoragepossibilities
-Inthedoorpanel,
-inthedoorsillonthepassengerside,
-inthecenterconsole,
-ontheCoupeandTargabehindtherearseat
backrests,
-extensionofstoragespacebyfoldingthe
rearseatbacksforward,
-clotheshookandpocketonbackoffront
seat,
-pocketonbackoffrontseats(onlyonsports
seats).
116Controls,Instruments
Glovecompartment
/!\Warning!
Riskofinjurybytheglovecompartmentlid
incaseofanaccident.
t>Keeptheglovecompartmentclosedwhile
driving.
Opening
t>Pullthecatchandopenthelid.
Locking
t>Lockthecatchtosecurethecontentsagainst
unauthorizedaccess.

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.

911Carrera4,Carrera
45
911Carrera4,Carrera45
Removingluggagecompartmentfloor

I>Simultaneouslypulltheluggagecompartment
floorforwardandupatthefingerhole.
Insertingluggagecompartment
floor

I>Insertluggagecompartmentfloorintherear
guideandpressitdown.
911Carrera
4,
Carrera
45
911Carrera4,Carrera45
8-
Spaceforfirstaidkit
9-Spaceforwarningtriangle

10-
Jack

11-
Toolkit
12-Compressorforcollapsiblesparewheel
Controls,Instruments
121

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

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.

Shiftinggearonthesteeringwheel

Withthetoggleswitchesonthesteeringwheel,
youcanchangetemporarilyfromautomatic
selectionmodeDtomanualmodeM.
Advantages:
-Shiftingdownbeforebendsandonentering
built-upareas.
-Shiftingdownondownwardslopes(engine
braking)
-Shiftingdownforbriefspurtsofacceleration
-Selecting1stgearformovingoff
Themanualselectionmoderemainsengaged:
-forcornering(dependingonthelateral
acceleration)andoverrunning,
-whenthevehicleisstationary
(e.g.atajunction).
Thesystemleavesmanualselectionmode:
-automaticallyafterapprox.8seconds
(unlesscorneringoroverrunning),
-ifyoudepresstheacceleratortokickdown,
-aftermovingoff.
132ShiftingGear

Temporarychange-down

Conditions:
Speedishigherthanapprox.33mph(54kmjh).
I>Depressacceleratorquickly.
TheTiptronicchangestemporarilytothespor-
tiestgear-changingmap,i.e.tothehighest
possiblegear-changingpoints.Correspond-
ingly,thetransmissionshiftsdownimmedi-
atelybyoneortwogears.
Endingthefunction:
I>Releasetheacceleratormarkedly(byapprox.
25%).

Kickdown
The
kickdownfunctionisactiveinselectorlever
positionD,evenifyoutemporarilychangeto
manualmodeMusingthetoggleswitcheson
thesteeringwheel.
I>Foroptimumacceleration,e.g.whenovertak-
ing,depresstheacceleratorpedalbeyondthe
full-throttlepoint(kickdown).
Thetransmissionshiftsdowndependingonthe
speedoftravelandenginespeed.
Upwardshiftsoccuratthehighestpossible
enginespeeds.
Thesegear-changingspeedsremainactiveuntil
theacceleratorisreleasedtoapprox.80%of
thewideopenthrottleposition.

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

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.

Lifting/SlidingRoof
/!\Warning!
Riskofinjurywhenoperatingorauto-
maticallyclosingthelifting/slidingroof.
I>Takecaretoensurethatnobodycanbein-
juredwhenthelifting/slidingroofisoperated.
Thisappliesespeciallyiftheroofclosesauto-
matically.
I>Alwaysremovetheignitionkeywhenleaving
thevehicle.
Uninformedpersons(e.g.children)couldin-
jurethemselvesbyoperatingthelifting/sliding
roof.
I>Incaseofdanger,releasethebuttonorcar
keyimmediatelyandoperatethelifting/sliding
roofintheoppositedirection.
136MobileRoofs
Readinessforoperation
-Whenignitionison(engineonoroff),or
-whendoorisclosedandignitionkeyis
removed,butonlyuntilthedoorisfirstop-
ened.
A-
Openingthelifting/slidingroof

I>Pressbackofrockerswitchuntillifting/slid-
ingroofreachesthedesiredposition.
One-touchoperation
I>Touchbackofrockerswitch-lifting/sliding
roofopensfullytoitsendposition.
Stopitinanypositionbytouchinganybutton.
Note
Thelifting/slidingroofopensuntilitreachesthe
bestpositionintermsofwindnoise.Itcanbe
openedfully,however,ifyoupresstherocker
switchagain.

Preconditionsforoperationofthe
convertibletop
Withtherockerswitch:
-Theignitionmustbeswitchedon
(enginerunningoroff),
-theenginecompartmentlidmustbeclosed,
-thespeedmustbebelow30mph(50km/h).
Ifthismaximumspeedisexceeded,theopen-
ing/closingprocedureoftheconvertibletop
willbeinterrupted.
Withthevehiclekeyinthedoorlock:
-Theenginecompartmentlidmustbeclosed.

~Openingconvertible
top
A
Warning!
Riskofinjuryanddamagewhenoperating
theconvertibletop.
~Makeabsolutelysurethatnobodycanbein-
juredbytheconvertible-topmechanismorthe
convertible-topcompartmentlid.
~Beforeopeningtheconvertibletop,make
surethattherearenoobjectsbehindtherear
seats.
~Inordertoabortconvertibletopoperationin
theeventofdanger,immediatelyreleasethe
switchorvehiclekey.
Withtherockerswitch:
~Pressleftrocker-switchhalfwithoutinterrup-
tionuntiltheconvertibletophasreachedits
finalpositionoruntilthedoorwindowsarein
thedesiredposition.
Withthevehiclekey:
~Unlockvehiclewiththeremotecontrol.
~Holdthevehiclekeyintheunlockingposition
inthedoorlockuntiltheconvertibletophas
reacheditsfinalpositionoruntilthedoorwin-
dowsareinthedesiredposition.
Re-Iockthevehicleifnecessary.
MobileRoofs
141