2003 PORSCHE 911 CARRERA Gear shift

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.

FuelEconomy
Fueleconomywillvarydependingon
where,whenandhowyoudrive,optional
equipmentinstalled,andthegeneralcondi-
tionofyourcar.
Acartunedtospecificationsandcorrectly
maintained,willhelpyoutoachieveoptimal
fueleconomy.
I>Haveyourvehicletunedtospecifications.
Aircleanershouldbedirtfreetoallowproper
engine"breathing".
Batteryshouldbefullycharged.
Wheelsshouldbeproperlyaligned.
Tiresshouldbeinflatedatcorrectpressure.
I>Alwaysmonitoryourfuelconsumption.
I>Drivesmoothly,avoidabruptchangesin
speedasmuchaspossible.
I>Avoidjackrabbitstartsandsuddenstops.
I>Donotdrivelongerthannecessaryinthe
lowergears.Shiftingintoahighergearearly
withoutluggingtheenginewillhelpsavefuel.
I>Prolonged"warmup"idlingwastesgas.Start
thevehiclejustbeforeyouarereadytodrive.
Accelerateslowlyandsmoothly.
I>Switchofftheengineifstationaryforlonger
periods.
I>Anyadditionalweightcarriedinthevehiclere-
ducesfueleconomy.Alwayskeepcargotoa
minimumandremoveallunnecessaryitems.
I>Organizeyourtripstotakeinseveralerrands
inonetrip.
I>Allelectricalaccessoriescontributetoin-
creasedfuelconsumption.
I>Onlyswitchontheairconditioningwhen
necessary.
I>DonotdrivewiththeRoofTransportSystem
mountedunlessyouneedit.
TheEPAestimatedm.p.g.istobeusedfor
comparisonpurposes,actualmileagemay
bedifferentfromtheestimatedm.p.g.,de-
pendingonyourdrivingspeed,weather
conditionsandtriplength.Youractual
highwaymileagewillprobablybelessthan
theestimatedm.p.g.
I>Pleaseobservealllocalandnationalspeed
limits.
OperatingYourPorscheinother
Countries
GovernmentregulationsintheUnitedStatesand
Canadarequirethatautomobilesmeetspecific
emissionregulationsandsafetystandards.
Therefore,carsbuiltfortheU.S.andCanada
differfromvehiclessoldinothercountries.
IfyouplantotakeyourPorscheoutsidethecon-
tinentallimitsoftheUnitedStatesorCanada,
thereisthepossibilitythat
-unleadedfuelmaynotbeavailable;
-unleadedfuelmayhaveaconsiderablylower
octanerating.Excessiveengineknockand
seriousdamagetobothengineandcatalytic
converterscouldresult;
-servicemaybeinadequateduetolackof
properservicefacilities,toolsordiagnostic
equipment;
-replacementpartsmaynotbeavailableor
verydifficulttoget.
Porsche
cannot
beresponsibleforthe
mechanicaldamagethatcouldresultbe-
causeofinadequatefuel,serviceorparts
availability.
IfyoupurchasedyourPorscheabroadandwant
tobringitbackhome,besuretofindoutabout
shippingandforwardingrequirements,aswell
ascurrentimportandcustomsregulations.
Maintenance,CarCare
175

Connectjumpercablesinthefollowingse-
quence:
1.Checkelectrolytelevelofeach
cell.If
necessary,fillwithdistilledwatertojust
aboveplates.
2.Onavehiclewithadischargedbattery:turn
offallconsumersandaccessories,movethe
gearshiftleverintotheneutralpositionand
settheparkingbrake.
3.Openthecapofthepositiveterminalfor
jumpstarting
(+).
+=
Positiveterminalforjumpstarting

-=
Groundingpointforjumpstarting
4.Attach
thepositivecable
firsttothepositive
terminalforjumpstarting(+).
thentothepositiveterminalofthebooster
battery.
5.Connect
thenegativecable
firsttothene-
gativeterminaloftheboosterbattery,
thentothegroundingpointforjumpstarting
H.
6.Runtheengineoftheboostercaratahigher
speed.
7.Starttheengine.
Anattemptedstartusingjumpercables
shouldnotlastmorethan
15
seconds.Then
allowawaitingperiodofatleastoneminute.
8.Withtheenginerunning,disconnectbothjum-
percablesinreverseorder.
Closethelidofthejumpstartbox.
PracticalTips,EmergencyService
221