2003 PORSCHE 911 CARRERA engine coolant

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.

FuelEvaporationControl
Fuel
tank
venting
Theevaporationchamberandthecarboncanis-
terpreventfuelfromescapingtotheatmos-
phereatextremehighoutsidetemperatures,
whendrivingabruptlyaroundcurvesandwhen
thecarisparkedataninclineorinanyother
nonlevelposition.
Vaporcontrol
systemandstorage

Whenthefueltankisfilled,vaporsarecollected
intheevaporationchamberbyaventlinelead-
ingthevaporstothecarboncanisterwherethey
arestoredaslongastheenginedoesnotrun.
Purge
system

Whentheengineisrunning,thefuelvaporsfrom
thecanisterwillbemixedwithfreshairfromthe
ambientairofthecanister.Thismixturewillbe
directedtotheintakeairhousingbythetank
ventline,mixedwiththeintakeairandburned
duringnormalcombustion.
WasherFluid
Thereservoir,withabluescrewcap,isinthe
luggagecompartment,totherearleft.
Capacity
-Withoutheadlightcleaningsystem:
approximately2.5liters.
-Withheadlightcleaningsystem:
approximately6.5liters.
Cleanwaterisgenerallynotenoughtocleanthe
windshieldandheadlights.
Itisadvantageoustoaddawintercleanergiving
antifreezeprotectionorasuitablesummer
cleaner,dependingontheseason.Followthein-
structionsforthemixingratio.
t>Donotuseenginecoolantanti-freezeorany
othersolutionthatcandamagethecar's
paint,inthewasherreservoir.
t>Pleasenotealltheinformationonthecon-
tainerofthecleaningagent.
e

Warning
light
Thewarninglightsintheinstrumentpaneland
on-boardcomputerlightwhenapproximately
0.5literisleftinthereservoir.
Maintenance,CarCare
181

ExerciseExtremeCautionwhen
WorkingonyourVehicle

/!\Warning!
Ignoring
the
followinginstructionsmay
causeseriouspersonalinjury.

[>
Theenginecompartmentofanymotorvehicle
isapotentiallyhazardousarea.Ifyouarenot
fullyfamiliarwithproperrepairprocedures,do
notattempttheadjustmentsdescribedonthe
followingpages.
Thiscautionappliestotheentirevehicle.
[>Onlyworkonyourvehicleoutdoorsorina
wellventilatedarea.
[>Ensurethattherearenoopenflamesinthe
areaofyourvehicleatanytimewhenfuel
fumesmightbepresent.Beespeciallycau-
tiousofsuchdevicessuchashotwater
heaterswhichigniteaflameintermittently.
[>Beforeworkingonanypartintheenginecom-
partment,turntheengineoffandletitcool
downsufficiently.Hotenginecompartment
componentscanburnskinoncontact.
[>Bealertandcautiousaroundengineatall
timeswhiletheengineisrunning.
Ifworkhastobeperformedwiththeengine
running,alwayssettheparkingbrake,and
makesuretheshiftleverisinneutralorthe
selectorleverisinposition"P"or"N".
196PracticalTips,EmergencyService
[>
Inparticular,beverycarefultoensurethat
itemsofclothing(ties,shirt,sleevesetc.),
jewelry,longhair,handorfingerscannotget
caughtintheengine-compartmentblower,
fan,beltsorothermovingparts.
Theradiatorandradiatorfansareinthefront
ofthecar.
Thefanscanstartorcontinuerunningasa
functionoftemperature,evenwiththeengine
switchedoff.
Carryoutworkintheseareasonlywiththe
engineoffandexerciseextremecaution.
[>
YourPorscheisequippedwithanelectronic
ignitionsystem.Whentheignitionison,high
voltageispresentinallwiresconnectedwith
theignitionsystem;therefore,exerciseex-
tremecautionwhenworkingonanypartof
theenginewhiletheignitionisonortheen-
gineisrunning.
[>Alwayssupportyourcarwithsafetystandsif
itisnecessarytoworkunderthecar.The
jacksuppliedwiththecarisnotadequatefor
thispurpose.
[>Whenworkingunderthecarwithoutsafety
standsbutwiththewheelsontheground,
makesurethecarisonlevelground,the
wheelsareblocked,andthattheenginecan-
notbestarted.
Removetheignitionkey.
[>
Donotsmokeorallowanopenflamearound
thebatteryorfuel.
Keepafireextinguisherinclosereach.
[>Incompleteorimproperservicingmaycause
problemsintheoperationofthecar.Ifin
doubtaboutanyservicing,haveitdoneby
yourauthorizedPorschedealer.
Impropermaintenanceduringthewarranty
periodmayaffectyourPorschewarranty
coverage.
[>Suppliesoffluids,e.g.engineoil,brakefluid
orcoolant,arehazardoustoyourhealth.
Keepthesefluidsoutofchildren'sreachand
disposeoftheminaccordancewiththeap-
propriateregulations.
[>Somecountriesrequireadditionaltoolsand
specialsparepartstobecarried.
Pleasemakeenquiriesbeforedrivingabroad.

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

Index
A
ABS(antilockbrakesystem)56,57
Acousticwarningsignal84
Airbagsystems44,45
-Switchingoffpassengerairbag42-45
Airdistribution106-109
Airfilter183
Airconditioningsystem106-109
Alarmsystem24,25,126
Alcantara192
Antenna126,186
Antifreeze169
Antilockbrakesystem(ABS)56,57
Ashtray110
Audiooperation124,125
Auto-buttonairconditioningsystem106,107
Automatic
-Anti-glaremirrors29
-Doorlocking20
-Headlightadjustment100
-Lockingretractor40
-Speedcontrol72,104,105
Averageconsumption83,88,89
Averagespeed83,88,89
B
Backrest
-Adjustment32-37
-Release32,33,37
Battery120,215-219
-Warninglight72
Beforedrivingoff12,13
Bloweradjustment106-109
Brakes52-57,174
-Fluid174,250
-FluidwarningIight174
-Lights225,231
-Pads14,55
-Rollerbraketester59,61
Breakinhints14
Bulbs
-Chart223
-Replacing222-235
c
Cabriolet140-149
Canholder.115
Capacities,overview250
Carcare185-193
Cartelephone.126
Carwashes186
Cassettetape
-Player125
-Holder117
Catalyticconverters180
Cautions168,196
Centrallocking21-23
-emergencyoperation22
Changingwheels209-211
Checkenginewarninglight81
Childrestraint
-Anchorages41
-System41-43
-Switchingoffpassengerairbag42-45
CigarettelighterIII
Circulatingairbutton107
Clock79
Clotheshook116
Clutchpedal52
Collapsiblesparewheel206,207,211
Compactdisc
-Changer120,125
-Holder117
-Player120,125
Compressorforcollapsiblesparewheel121
Convertibletop140-149
-Care187
-Indicatorlight143
Coolant76,77,169,170
-Level169,170
-Temperaturegauge76
-Warninglight76
Coolingsystem76,169,170
Cruisecontrol72,104,105
Cupholder115
Index
259

T
Tachometer75
Taillight231
Tank176,177,250
-Ventilationsystem181
Targaroof160-165
Technicaldata244-258
Telephone126
Temperaturesetting105-109
Theftprotection16
Tiptronic77,129-134,183
Tires14,197-204,246-249
-Pressure5,199,249
-Pressurecompressor121
Tiresandtirecare197-204
Toolkit120,121
Towing238,239
Track246
Transmission128-134,254
-Fluid183,250
Tripcounter73
Trunkentrapment123
Turnsignals75,101,228,231
u
Undercoating179,189
v
Valves201
Vanitymirror31
Vehicle
-Care185-193
-Data242,243
-Identificationlabel242
-Identificationnumber120,242
-Washing185-193
Ventilation106-109
Vents106-109
Voltmeter72
w
Warninglamps68-71
Warningmessages92-97
Washerfluid181,250
Washing185-193
Weights251-253
Wheel
-Changing209-211
-Bolts17,208
Wheels191,197-204,246-249
Windows26,27,140,189
-Washernozzles102
-Washersystem102,181,250
Windshieldwiper/washerlever102
Windshieldwipers102,103,184
-Replacing184
Windstop150-153
Wiper
-Blades184
-Interval102,103
Winteroperation:
-Battery217
-Coolant169,170
-Engineoil170-173
-Jumpercables220,221
-Locks187
-Seals190
-Snowchains203,248
-Tires197-204,246-249
-Washerfluid181
-Wiperblades184
Index
263