Page 204 of 263
Jack,Tools
/!\Warning!
Thejackmustbeusedonlytoraisethecar
forwheelchanging.
Thejackmustneverbeusedasasupport
toworkunderneaththevehicle.Ifthejack
isaccidentallydislodged,youorbystanders
couldsufferseverepersonalinjury.
I>Neverjackupothervehiclesorotherloads
withthejack.
I>Alwaysplacethecaronstablesupportsifyou
havetoworkunderit.
Whenworkingunderthevehicle,alwaysuse
safetystandsspecificallydesignedforthis
purpose.
Seechapter"ChangingWheels".
204PracticalTips,EmergencyService
911Carrera,Targa
911CalTera,
Targa
Thejackandtoolsarelocatedonthereverse
sideofthesparewheel.
Thefoaminsertofthesparewheelcanbeused
asakneerestwhenchangingwheels.
911Carrera4,Carrera
45
911Carrera4,CalTera
4S
Thejack,tools,compressorandpressuretester
arelocatedinthesparewheel.
Page 206 of 263
Spare
Wheel
Thesparewheelissecuredintheluggagecom-
partmentwithwingnuVwingscrewA.
Thereisaplasticsheetinthetoolpocketto
storethedamagedwheel.
Importantnote
Followallwarningsandinstructionsfoundinthis
manualforchangingawheel.
206PracticalTips,EmergencyService
911Carrera,Targa911Carrera4,Carrera45
911
CalTera,
Targa911Carrera
4,
CalTera4S
The911Carrera4isequippedwithacollapsible
sparewheelthatmustbeinflatedwiththeelec-
tricalcompressorwhenneeded.
Tirepressure:36psi(2.5bar).
I>Checkthepressureofthesparewheelregu-
larly:60psi(4.2bar).
Page 207 of 263

A.Warning!
Riskofanaccident.
Forsafetyreasons,thefollowinginstruc-
tionsfortheuseofthesparewheelmust
befollowedexactly.
I>Refertothechapter"Spacerrings"before
fittingthesparewheel.
Ifincorrectlyfitted,thesparewheelmay
comeoffwhilstdriving.
I>Checkthetirefillingpressureimmediately
afterfittingthesparewheel.
I>Thesparewheelmustbeusedonlyover
shortdistancesincasesofemergency.
Afterrepairorreplacement,re-mountthe
roadwheelandtireassoonaspossible.
I>Avoidrapidacceleration,hardbrakingand
highcorneringspeedstopreventlossofve-
hiclecontrol.
Themaximumpermittedspeedis50mphj
80km/handmustnotbeexceededbecause
ofaltereddrivingcharacteristicsandforrea-
sonsofwear.
Thetreaddepthofthesparewheelissubject
tothesamelawsastheoriginaltires.
I>Thevehiclemustbefittedwithonlyone
sparewheel.
I>Donotuseasparewheelfromothervehicles
onyourcar.
Likewise,thesparewheelfromyourvehicle
mustnotbeusedonothercars.
I>Toavoiddamage,donotuseautomaticcar
washeswhenthesparewheelisinstalled.
Spacer
Rings
A.Warning!
Risk
of
accident.
Ifincorrectlyfitted,the
sparewheelmaycomeoffwhiledriving
whichcouldresultinseriouspersonalinjury
ordeath.
I>5mmspacerringsonfrontandrear
axles:
If5mmspacer
ringsarefittedtothewheel
hubs,
donotremove
thesebeforefittingthe
sparewheel.
I>17mmspacerringsonrearaxle:
If17mmspacer
ringsarefittedtothewheel
hubs,theappropriatespacerringmustbe
removedbeforethesparewheelisfitted.
Tomountthesparewheel,usethewheel
boltswhichwereusedtofastenthespacer
ring.
PracticalTips,EmergencyService
207
Page 210 of 263

Jackingpointforfrontwheelchange
1.Slightlyloosenthewheelboltsofthewheel
tobechanged.
2.Setupjackonlyatthepointsprovided.
Thejackfootmustbeincontactoverits
wholearea.
Useasuitablesupportifnecessary.
3.Holdjackstillandwinditupuntilitshead
entersthejackingpointonthecar.
Onlyjackcarupuntilthewheeltobe
changediscompletelyofftheground.
210PracticalTips,EmergencyService
Jackingpointforrearwheelchange
4.Removetopwheelboltandscrewinassem-
blyaidfromthetoolkit.
Removetheremainingwheelbolts.
5.Changewheel.
6.Pleasenotechapter"Wheelbolts".
Insertfourwheelboltsandtightenbyhand.
Removeassemblyaid,screwinremaining
bolt.
Initiallytightenscrewsindiagonallyopposite
sequencesothatthewheeliscentered.
Referto"Spacerrings"and"Collapsiblespare
wheel"ifnecessary.
Screwinginassemblyaid
7.Lowercarandremovejack.
8.Tightenwheelboltsindiagonallyopposite
sequence.
Importantnote
Immediatelyafterchangingawheel,adjustthe
tirefillingpressure(refertoPage5)andusea
torquewrenchtochecktheprescribedtighte-
ningtorqueofthewheelbolts(130Nm).
Page 211 of 263
Collapsiblesparewheel
Refertothechapter"Spacerrings"beforefitting
thesparewheel.
Ifincorrectlyfitted,thesparewheelmaycome
offwhilstdriving.
1.Mountthecollapsiblesparewheelonthe
vehiclebeforeinflatingit.
2.Screwfillerhoseofthecompressorontothe
tirevalve.
3.Insertplugofthecompressorintotheciga-
rettelighter.
Therequiredfillingpressurewillbereached
afterafewminutes.
4.Checkfillingpressurewiththepressuretes-
ter.
Requiredfillingpressure:
36psi(2.5bar).
Ifthepressureistoohigh,releasesomeair
bypressingthevalveinsert.
Afterusingthecollapsiblesparewheel
I>Releaseairbyunscrewingthevalveinsert.
Thetirewillreverttoitsoriginalshapeonly
afterseveralhours.Onlythencanitbe
stowedinthesparewheelrecessinthe
luggagecompartment.
Repair
I>Thecollapsiblesparewheelmustberepaired
onlybythemanufacturer.Pleaseconsultyour
authorizedPorschedealerifthecollapsible
sparewheelisdefective.
PracticalTips,EmergencyService
211
Page 248 of 263
Tire
andrimsizesExtensivetestsareperformedbeforespecifictiresandwheelsareapprovedbyPorsche.
YourPorschedealerhasinformationaboutapprovedtiresandwheelsandishappytoassistyou.
Ifaftermarkettiresand/orwheelsareinstalledwhicharenotapprovedbyPorsche,thevehicle'sroadabilityandhandling
characteristicsmightbeimpaired.SincePorschehasnodataonsuchcombinations,Porschecannotstandbehind
thesafetyordurabilityoftheseaftermarketcombinations.
SnowchainsCanbemountedonlyontherearwheels;maximumspeed30mph/50km/h,
UseonlyPorscheauthorizedfine-linkcross-typeoredgechains.
Snowchainclearancecanbeguaranteedonlyonthetire+rimcombinationmarked*,
Sparewheel911Carrera:T105/95R17high-pressuretireon3.5Jx17rim.
911Carrera4,Carrera4S:165/70R1692Pcollapsibletireon5.5Jx16rim.
Maximumspeed50mph/80km/h,Alwayscomplywiththeinstructionsinthechapter"Sparewheel",
248TechnicalData
Page 249 of 263
Tire
Pressuresforcoldtires
Summertiresandsnowtires
Front17inchwheels:
18inchwheels:
36psi(2.5bar)overpressure
36psi(2.5bar)overpressure
Rear17inchwheels:
18inchwheels:
36psi(2.5bar)overpressure
44psi(3.0bar)overpressure
Spare
wheel911Carrera
Frontandrear60psi(4.2bar)overpressure
Collapsiblesparewheel911Carrera4,Carrera4S
Frontandrear36psi(2.5bar)overpressure
ThesetirepressuresapplyonlytothetiremakesandtypesapprovedbyPorsche.
Alwaysobserveinstructionsinthechapter"TiresandTireCare",
TechnicalData
249
Page 259 of 263

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