
80Controls,Instruments
EngineOilPressure
~Gauge
Withawarmed-upengineandataspeed
of
5000
rpm,theengineoilpressureshouldbe
approx.3.5bar.
Iftheoilpressuredropsabruptlyandthe
warninglightsintheinstrumentpaneland
intheon-boardcomputercomeonwhile
theengineisrunningorwhiledriving:
~Immediatelystopinasuitableplace
andswitchengineoff.
See"Warninglight".
e
Warninglight
Thewarninglightintheinstrumentpanellights
upwhenignitionisswitchedonandmustgoout
whenengineisrunning.
Ifthewarninglightsintheinstrumentpanel
andintheon-boardcomputercomeon
withtheenginerunningorwhiledriving:
~Immediatelystopinasuitableplace.
~Switchofftheengine.
~Checkoillevel.
Follow
thewarningsandinstructionsin
the"Engineoillevel"and"On-boardcom-
puter"chapter.
~If
necessary,addengine
oil.
A.Caution!
Riskofenginedamage.
Ifthewarninglightcomesoneventhough
oilleveliscorrect:
~Donotcontinue
driving.
~
Havethefaultremediedatthenearest
authorizedPorschedealer.

Instrument
On-boardTextdisplay
inMeaning/measure
panelcomputeron-boardcomputer
UnitsTheunitskilometers/milesforspeedand
arechangeddistancewerechanged.
LIMITCurrentspeedcanbeacceptedforthe
Cannotbeacousticwarningsignalonlyifthevehicleis
acceptedwithinmotion.
vehiclestopped
USALIMITSelectedspeedlimitfortheacousticwarning
~exceededsignalhasbeenexceeded.
Adjustyourspeedifnecessary.
Canada
~Fuel
levelgauge
IJ1
ConsiderrangeonRefuelatthenextopportunity.
warninglightremainingfuel
0ii1
EngineoilStopimmediatelyatasuitableplace,
pressuremeasureoillevelwiththeon-boardcomputer
toolowand,ifnecessary,addengineoil.
Temperature
II
EngineSwitchengineoffandletitcool.
gaugewarningtemperatureCheckcoolantleveland,ifnecessary,
lighttoohighaddcoolant.
Temperature~CheckSwitchengineoffandletitcool.
gaugewarningcoolantlevelCheckcoolantleveland,ifnecessary,
lightflashesaddcoolant.
Controls,Instruments
93
![PORSCHE 911 CARRERA 2003 4.G Owners Manual
Instrument
On-boardTextdisplayin
panelcomputeron-boardcomputer
-
S
CheckEngine
Temperature
iI
Failureof
gaugewarningengine-
lightflashescompartment
blower
8i]
Warning
battery/
generator
Iii
Failurein PORSCHE 911 CARRERA 2003 4.G Owners Manual
Instrument
On-boardTextdisplayin
panelcomputeron-boardcomputer
-
S
CheckEngine
Temperature
iI
Failureof
gaugewarningengine-
lightflashescompartment
blower
8i]
Warning
battery/
generator
Iii
Failurein](/manual-img/22/7743/w960_7743-93.png)
Instrument
On-boardTextdisplayin
panelcomputeron-boardcomputer
-
S
CheckEngine
Temperature
iI
Failureof
gaugewarningengine-
lightflashescompartment
blower
8i]
Warning
battery/
generator
Iii
Failureindicator
~~Failure
oillevel
indicator
II
Failureindicator
S
Failureindicator
Meaning/measure
Refertochapter"Checkenginewarninglight".
Havethefaultremediedatanauthorized
Porschedealer.
HavefaultremediedatanauthorizedPorsche
dealer.
Stopinasafeplaceandswitchtheengine
off.Donotcontinuedriving.
Havethefaultremediedatanauthorized
Porschedealer.
Oilpressureindicatorisfaulty.
Havethefaultremediedatanauthorized
Porschedealer.
Havethefaultremediedatanauthorized
Porschedealer.
Coolanttemperaturegaugeisfaulty.
Havethefaultremediedatanauthorized
Porschedealer.
Thecoolanttemperaturegauge,tacho-
meterorcruisecontrol,etc.,couldbefaulty.
Havethefaultremediedatanauthorized
Porschedealer.
94Controls,Instruments

Engine-compartment
blower,
radiatorfan
Theradiatorandradiatorfansareinthefrontof
thecar.
Theengine-compartmentblowerismountedon
theenginecompartmentlid.
/?\.Warning!
Riskofinjury.
Aftertheengineisswitchedoff,theengine-
compartmentandcoolanttemperaturesare
monitoredforapprox.20minutes.
Duringthisperiod,anddependingontem-
perature,theengine-compartmentblower
andradiatorfansmaycontinuetorunor
starttorun.
I>Carryoutworkintheseareasonlywiththe
engineoffandexerciseextremecaution.
170Maintenance,CarCare
EngineOil
Engineoilconsumption
Itisnormalforyourenginetoconsumeoil.
Therateofoilconsumptiondependsonthe
qualityandviscosityofoil,thespeedatwhich
theengineisoperated,theclimate,roadcondi-
tionsaswellastheamountofdilutionandoxida-
tionofthelubricant.
Ifthevehicleisusedforrepeatedshorttrips,
andconsumesanormalamountofoil,theen-
gineoilmeasurementmaynotshowanydropin
theoillevelatall,evenafter600miles(1000
km)ormore.Thisisbecausetheoilisgradually
becomingdilutedwithfuelormoisture,makingit
appearthattheoillevelhasnotchanged.
Thedilutingingredientsevaporateoutwhenthe
vehicleisdrivenathighspeeds,asonanex-
pressway,makingitthenappearthatoilisex-
cessivelyconsumedafterdrivingathighspeeds.
Iftheconditionsyoudriveyourvehicleinare
dusty,humid,orhot,thefrequencyoftheoil
changeintervalsshouldbegreater.
Ifthevehicleisdrivenatahighrateofspeed,
climaticconditionsarewarm,andtheloadis
high,theoilshouldbecheckedmorefrequently,
asdrivingconditionswilldeterminetherateof
oilconsumption.
-Theengineinyourvehicledependsonoilto
lubricateandcoolallofitsmovingparts.
Therefore,theengineoilshouldbechecked
regularlyandkeptattherequiredlevel.
-Makeitahabittohavetheengineoillevel
checkedwitheveryfuelfilling.
-Theoilpressurewarninglightisnotanoil
levelindicator.
Theoilpressurewarninglightindicates
seriousenginedamagemaybeoccuring
whenlit,ifenginerpmisaboveidlespeed.

Washing
Thebestmethodofprotectingyourcarfrom
thedamagingeffectsoftheenvironmentisfre-
quentwashingandtheapplicationofapreserv-
ative.Theundersideofyourvehicleshouldalso
bewashedthoroughly,atthelatestwhensaltis
nolongerspreadontheroads.
Thelongersalt,roaddustandindustrialdust,
deadinsects,birddroppingsorsubstancesfrom
trees(resin,pollen)areallowedtoremainonthe
bodywork,themoreseriousistheirharmfulef-
fect.
Newcarsshouldbewashedcarefullywithplenty
ofclearwatertoprotectthenewpaintwork.
Darkpaintfinishesshowupthesmallestofsur-
facedamage(e.g.,scratches)morereadilythan
lightercolors.
Darkcolorsarealsomoresusceptibleto
scratchingbecauseofthecompositionoftheir
pigmentsandrequireparticularlycarefulpaint
care.
[>
Donotwashyourcarinbrightsunlightor
whilethebodyworkisstillhot.
[>Whenwashingbyhand,useabundantwater,
asoftspongeorwashbrush,andPorsche
carshampoo.
[>Beginbysprayingthebodythoroughlywith
watertorinseawayloosedirt.
186Maintenance,CarCare
[>
Afterwashing,rinsethecarwithplentyof
waterandthendrywithachamoisleather.
Donotusethesamechamoisleatherfor
dryingasyouuseforcleaningthewindshield
andwindows.
/!\.Warning!
Moisturewhichgetsontothebrakesduring
acarwashcanreducebrakingefficiencyor
makethebrakespullunevenlywhichcould
increasethedangerofanaccident,causing
seriouspersonalinjuriesordeath.
[>Alwaysapplythebrakesafewtimesafter
washingthecartotestbrakingefficiencyand
drythebrakediscs.
Whendoingthis,takecarenottohamper
otherroadusersbehindyou(trafficconditions
permitting).
Automatic
carwashes
Optionaladd-onpartsorpartswhichproject
beyondthecontoursofthevehiclemaybe
damagedbydesignfeatures(e.g.brushes)of
automaticcarwashes.
Thefollowing
parts
areparticularlysuscep-
tibletodamage:
-Windshieldwipers(alwaysswitchthemoffto
preventthemwipingunintentionallyinintermit-
tentorsensoroperation)
-Externaltelephoneantennas(alwaysunscrew)
-RoofTransportSystem(alwaysremovecom-
pletely)
-Fixedrearspoilerorextendedrearspoiler
-Wheels(thewidertherimandthelowerthe
tireheight,thegreatertheriskofdamage)
-High-glosswheels(topreventthesefromget-
tingscratched,donotcleanwiththewheel-
cleaningbrushesofthecarwash).
[>
Pleaseconsulttheoperatorbeforeusingauto-
maticcarwashes.
[>Washanddrybyhandallpointsnotreached
byacarwash,suchasdoorandlidseamsor
doorsills.
Note
Automaticcarwashesspraywateratodd
anglesandhighpressures,whicharenotseen
innormaldriving.Therefore,watercansome-
timesfinditswayintothepassengerscompart-
mentduringorshortlyafterthecarwash.

Storing
yourPorsche
IfyouintendtostoreyourPorscheforapro-
longedperiod,pleaseconsultyourauthorized
Porschedealer.Thestaffwillbegladtoadvise
youonthemostsuitableandnecessary
methods.
I>Cleanyourvehiclethoroughlyinsideandout-
side.
Cleantheenginecompartment.
Theundercarriageandchassiscomponents
shouldbefreeofdirtandsaltdeposits.
I>Fillupthefueltank.
I>Changetheoilandoilfilter,andruntheen-
gineforseveralminutes.
I>Increasethetirepressureto58psi(4bar).
Itisnotrecommendedtoliftthevehicle,due
tothepossibilityofcorrosiononshockabsor-
berpistonshafts.
Thevehicleshouldbemovedslightly,approxi-
matelyeveryfourweeks,topreventflatspot
onthetires.
Climatecontrol
Theairconditioningsystemshouldbeingood
workingconditionandfullycharged.
Windshield/Headlightwasher
I>Checkandcorrectantifreeze/cleaningsolu-
tionlevelasnecessary.
Electricalsystem
I>Removethebatteryfromthevehicleand
storeitinacooldryplace,notonacement
floor.
Whenthebatteryisdisconnected,the
alarmsystemisdeactivated.
I>Rechargethebatteryevery3months.Ifthe
batteryremainsinthevehiclewiththecables
connected,itisnecessarytocheck,remove
andrechargethebatteryevery2-3weeks.
Donotfastchargethebattery.
I>
Followtheinstructionsinthe"Battery"chap-
ter.
Vehicle
interior
The
interiormustbedry,especiallyinthearea
ofthefloorcarpets.Theuseofdryingagents
(Silica-Gel)isrecommendedinvehicleswith
leatherinteriorandinareaswithhighhumidity.
Therecommendedamountis3fabricbagsof
1.1Ibs.(500grams)eachplacedonthefloor
carpets.
Windows,doors,lidsandroofmustbeclosed.
Theairflapsshouldbeopened.
Maintenance,CarCare
193

Tire
wear
TheoriginalequipmenttiresonyourPorsche
havebuilt-intirewearindicators.Theyare
moldedintothebottomofthetreadgrooves
andwillappearasapproximately1/2in(12mm)
bandswhenthetiretreaddepthisdownto
1/16ofanin(1.6mm).
Whentheindicatorsappearintwoormoread-
jacentgrooves,itistimetoreplacethetires.
Werecommend,however,thatyoudonotlet
thetiresweardowntothisextent.
Worntirescannotgriptheroadsurfaceproperly
andareevenlesseffectiveonwetroads.
IntheUnitedStates,statelawsmaygovernthe
minimumtreaddepthpermissible.Followall
suchlaws.
200PracticalTips,EmergencyService
/!\Warning!
Drivingonworntirescanresultinlossof
controlofthevehicleandcouldcause
severepersonalinjuries.
~Donotdrivewithworntiresortiresshowing
cutsorbruisesastheymayleadtosudden
deflationandlossofcontrolwhichcould
causeseverepersonalinjury.
~Specializedhighperformancetiresonhigh
performancesportscarsexhibitmorewear
thanthoseonafamilysedan,orevenahigh
performancesedan.
Therefore,itisimportanttocheckyourtire
pressureandconditionatleasteverytwo
weeks.
Ifyounoticethattiresarewearingunevenly,
consultyourPorschedealer.
Unevenwearmaynotalwaysbeduetoim-
properwheelalignment.Itcanbetheresultof
individualdrivinghabitssuchascorneringat
highspeeds.Ifthetirepressureisnotchecked
andadjustedregularly,abnormaltirewearcan
alsooccur.
Tirecare
~Avoiddamagingtiresandwheelrims.
~Ifyoumustdriveoveracurborotherob-
stacle,driveslowlyandatanobtuseangle.
~Checktiresforunevenwearanddamagebe-
foredrivingoff.
~Removeimbeddedmaterial.
~Replacewornordamagedtiresimmediately.
~Keepoil,fuel,brakefluid,etc.awayfrom
tires.
~Replacemissingvalvestemcaps.
~Keeptiresinflatedcorrectly.

D
Dashboard62,63
Defrostingwindows30,106-109
Diagnosticsocket15,213
Diagrams255-258
Dimensions254
Door20
-Guard233
-Handles20
-Locks20,187
-Windows20,26,27,140,189
Doormirror28,29
-Heating30
Drivinghints12-14
Drivingperformance245
Dynamometertesting59,61
260Index
E
Electricalsystem212-214
Emergencyflasher99
Emergencyprogram,Tiptronic134
Emergencyservice196-239
Emergencystarting
withjumpercables220,221
Emergencyoperation
-Centrallocking22
-Convertibletop140-149
-Glassslidingroof(Targa)164,165
-Lids214
-Lifting/slidingroof138,139
-Tankflap176
Emissioncontrolsystem7,81,179,180
Enginecompartment
-Blower67,77
-Lid118,119
-Light233
Engine
-Checkingoillevel86,87,171
-Dipstick171
-Exhaust8
-Number242
-Oilconsumption14,170
-Oillevel171
-Oillevelgauge86,87
-Oilpressuregauge80
-OilpressurewarningIight80
-Oils17°-173,250
-Starting64-67
-Speeds14,245
-Switchingoff64-67
F
Foglights100,229,231
Footbrake53-55
Footwelilights114
Four-wheeldrive60,61
Fronthood118,119
Frontspoiler51
Fuel4,78,176-181,250
-Containers8
-Economy175
-Evaporationcontrol181
-Levelwarninglight78
-Levelgauge78
-Recommendation177,178
-Tank176,177,250
Fuses213
G
Garagelift205
Gearchanging128-134
Glassslidingroof161
-Emergencyoperation164,165
Glovecompartment116
Gong
16,65,84,98