2003 PORSCHE 911 CARRERA towing

Switching
offPSM
[>
Pressthe"PSMOFF"logooftherocker
switch.
PSMisswitchedoffafterabriefdelay.
WithPSMswitchedoff,thePSMOFFwarning
lightintheinstrumentpanelandtherocker
switchindicatorlightarelit.
Duringbraking,thevehicleisstabilizedeven
whenPSMisswitchedoff.
One-sidedspinningofthewheelsisprevented,
evenwithPSMswitchedoff.
PSMshouldalwaysbeswitchedonduring
"normal"driving.
However,itcanbeofadvantagetoswitchoff
PSMtemporarilyinexceptionalsituations:
-Onaloosesurfaceorindeepsnow
-When"rockingthevehiclefree"
-Whenusingsnowchains.
Tiptronicvehicles:WhenthePSMisswitched
offtheslipmonitoringfunctionoftheTiptronicis
alsodeactivated.

Switching
PSMbackon
[>
Presstheindicatorlightintherockerswitch.
PSMisswitchedonafterabriefdelay.

e

Infonnationlight
-ThePSMinformationlightintheinstrument
panellightsupforalampcheckwhentheig-
nitionisswitchedon.
-ThelightindicatesPSMinterventioneven
whenPSMisswitchedoff(brakeregulationin
theeventofone-sidedwheelspin).
4D
Warninglight
-Thewarninglightintheinstrumentpanel
lightsupincombinationwiththeindicatorlight
intherockerswitchforalampcheckwhen
theignitionisswitchedon.
-Incombinationwiththeindicatorlightinthe
rockerswitch,thelightindicatesthatPSMis
switchedoff.
-Thelightsintheinstrumentpanelandinthe
on-boardcomputerindicateadefect.
PSMisoutoforder.
Thefaultshouldberemediedimmediatelyat
anauthorizedPorschedealer.
Towing
Refertothechapter"Towing".
Handbraketests
Handbrake
tests
ontherollerteststandmust
beperformedonlywiththeignitionswitchedoff.
Refertothechapter"Four-wheeldrive".
Controls,Instruments
59

Brake
tests

Brake
tests
mustbeperformedonlyonplate-
typeteststandsorrollerteststands.
Thefollowinglimitvaluesmustnotbeexceeded
onrollerteststands:
-Testingspeed4.7mph(7.5km/h)
-Testduration20seconds
Handbraketests
Handbraketestsontherollerteststandmust
beperformedonlywiththeignitionswitchedoff.
Balancingwheelsonthevehicle
Duringfinishbalancingofthewheels,thevehicle
mustbehoistedandthewheelsabletorotate
freely.
Towing
Refertothechapter"Towing".
Controls,Instruments
61

@
CheckEngine
WarningLight
Thewarninglightintheinstrumentpanelcomes
onwhentheignitionisfirstturnedonandre-
mainsonbrieflyasabulbcheck.Ifthelight
doesnotcomeon,havethebulbreplaced
promptly.
Ifthewarninglightsintheinstrumentpaneland
on-boardcomputercomeonandremainon
whiledriving,itsuggests:
-apotentialenginecontrolproblemandthe
needforsystemserviceor
-animproperlyfastenedtankcapor
-refuellingwithenginerunning.
Althoughthevehicleisusuallydriveableandwill
notrequiretowing,seeyourdealerforservice
assoonaspossible.

/!\Caution!
Ifthe
Check
enginelightintheinstrument
panelisflashing,severecatalyticconverter
damageandpowerlosswillsoonoccur.
ProlongeddrivingwiththeCheckengine
lightoncouldcausedamagetothe
emissioncontrolsystem.Italsocouldaf-
fectfueleconomyanddriveability.

I>Havethefaultremediedatthenearestauth-
orizedPorschedealerimmediately.
Controls,Instruments
81

SelectorLeverPositions
P-Parking
lock
InselectorleverpositionP,thedrivenwheels
aremechanicallylocked.
[>
Selectonlywhencarhasbeenstopped.
[>Engageparkinglockafterapplyingthehand-
brakeandreleaseitbeforereleasingthe
handbrake.
Theignitionkeycanbewithdrawnonlyin
selectorleverposition
P.
R-Reverse

[>Selectonlywhencarhasbeenstoppedand
thebrakeisapplied.

N-Neutral

SelectorleverpositionNmustbeselectedfor
towingorincarwashes,forexample.
[>
Selectthedesiredpositionformovingoff(D,
MorR)onlywhentheengineisidlingand
whiledepressingthebrakepedal.
[>SelectpositionNwhiledrivingonlyifthecar
isthreateningtoskidinslipperyconditions.
OtherwiseNshouldnotbeselectedwhiledriv-
ing.
D-
Automaticselection
mode
[>
SelectpositionDfor"normal"driving.The
gearsareshiftedautomaticallyaccordingto
theacceleratorpositionandspeed.
Dependingonthewaythevehicleisdrivenand
ontheresistance(e.g.uphill),thegear-changing
pointsareshiftedtowardshigherorloweren-
gine-speedranges.
Theacceleratorposition,drivingspeed,engine
speed,longitudinalandlateralaccelerationand
theroadprofileallhaveaninfluenceonthe
gear-changingcharacteristic.
Unwantedupwardshifts,e.g.beforebends,are
preventedbyswiftlyreleasingtheaccelerator
pedal.
Dependingonlateralacceleration,upwardshifts
onbendsarenotmadeuntiltheengine-speed
limitisreached.
Underbraking,anddependingontheamountof
deceleration,theTiptronicshiftsdownearlier.
Forsubsequentcornering,therightgearisen-
gagedwhenpressureisappliedtothebrakes
beforethebend.
Thebendistakenintherightgear,andwhen
youaccelerateoutofthebendyoudonothave
toshiftdown.
Drivingoff
In2ndgear,thevehicledrivesoffwiththe
throttleonlyslightlyopen.
Driveoffin1stgearwiththethrottleopen
widerorwhentheengineiscold.
[>[>[>
ShiftingGear
131

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.

PracticalTips,EmergencyService
Cautions196
Tires,wheels197-204
Jack,tools204
Liftingthevehicle205
Sparewheel206,207
Spacerrings,wheelbolts207,208
Changingwheels209-211
Electricalsystem,fuses,relays212-214
Battery215-219
Emergencystarting
withjumpercables220,221
Lights,replacingbulbs222-235
Adjustingheadlights236,237
Towing238,239
PracticalTips,EmergencyService
195

~Neverusethetowingeyetotowthisorany
othervehicle.
Certainstatestatutesandlocalordinancespro-
hibittowingwithachain,ropeorevenatow
bar.
Inaddition,damagetoyourvehiclemayresult
fromimproperprocedures.
ConsultyourauthorizedPorschedealerforde-
tails.
Vehicletowing
Flatbedtowingisthepreferredtypeoftowing
tobeusedonPorschevehicles.
Undercertaincircumstances,wheelliftsmaybe
usedwhenthevehiclewillnotroll.
Thevehicle
must
betowedwithallfour
wheelsofftheground,otherwisedamageto
thevehiclemayresult.
Towingeye
Thetowingeyeiscontainedinthetoolkit.
ACaution!
Riskofdamagetothevehicle.
~Usethetowingeyeonlyforanemergencyto
removethevehicleofftheroad.Thetowing
eyeistobeusedonlytopullthevehicleonto
theflatbed,tractorortowingaparatusifthe
vehiclewillrollfreely.Undernocircumstances
isthevehicletobesecuredusingthetowing
eye.
238PracticalTips,EmergencyService
Towing
Frontmounting
1.Carefullyremovetheplasticcapbesidethe
licenseplatewithascrewdriver.
2.Screwthetowingeyeintothehole.
Rearmounting
1.Removelicenseplate.
2.Carefullyremovetheplasticcapbetweenthe
bumperswithascrewdriver.
3.Screwthetowingeyeintothehole.

Pulling
vehicle
ontoflat
bed
1.Positionwoodenrampsatthebaseofthe
flatbedtoreducetheangleofthepull.
2.Reelinthehoistcableandchecktheunder-
sideofthevehicleforanyinterference.
Tieingdownvehicleonflatbed
1.Carefullyfeedtowingstrapsthroughthe
openingintherearwheels.
Makesuremetalpartsofstrapsdonotdam-
agerim.
Makesurethestrapisflatovertherimbead.
Makesurebrakebackingplateisnotdam-
aged.
2.Securestrapstorearofflatbed.
3.Reelinhoistcableonlyfarenoughtotension
tie-downstraps.
4.Carefullyfeedtowingstrapsthroughthe
openinginthefrontwheels.
Makesuremetalpartsofstrapsdonotdam-
agerim.
Makesurethestrapisflatovertherimbead.
Makesurebrakebackingplateisnotdam-
aged.
5.Securestrapstofrontofflatbed.
6.Releasetensiononhoistcable,butdonot
disconnect.
Usehoistcableasasafetycable.
PracticalTips,EmergencyService
239