2003 PORSCHE 911 CARRERA battery replacement

Keys
Pleasenotechapters"CentralLockingand
AlarmSystem".
Twomainkeysandonesparekeyaresupplied
withyourPorsche.
Thesekeysoperateallthelocksonyourve-
hicle.
I>Becarefulwithyourcarkeys:donotpart
withthemexceptunderexceptionalcircum-
stances.
I>Toavoidbatteryrun-down,alwaysremovethe
ignitionkeyfromtheignitionlock.
Replacementkeys
Replacementcarkeyscanbeobtainedonly
fromyourauthorizedPorschedealer,andthis
cansometimesbeverytime-consuming.
Youshouldthereforealwayskeepthesparekey
onyourperson.
Keepitinasafeplace(e.g.wallet),butunder
nocircumstancesinoronthevehicle.
Thekeycodesofnewkeyshavetobe
"reported"tothecarcontrolunitbyyourauth-
orizedPorschedealer.
Thekeygripofthesparekeycanbeexchanged
foramain-keygrip.
Disabling
key
codes
Ifakeyislost,thekeycodescanbedisabled
byanauthorizedPorschedealer.
Alltheremainingcarkeysarerequiredforthis
purpose.
Disablingthecodeensuresthatthecarcanbe
startedonlyusingauthorizedkeys.
Note
Pleasenotethattheotherlockscanstillbeop-
enedwiththedisabledkey.
Immobilizer
Thereisatransponder(anelectroniccompo-
nent)inthekeygrip,containingastoredcode.
Whentheignitionisswitchedon,theignition
lockchecksthecode.
Theimmobilizercanbedeactivatedandtheen-
ginestartedonlyusinganauthorizedignition
key.
Note
Iftheignitionisleftonformorethantwo
minuteswithoutstartingtheengine,theimmobi-
lizerisreactivated.
I>Ifthishappens,theignitionkeymustbe
turnedbacktothe"0"positionbeforetheen-
ginecanbestarted.
Theimmobilizerisautomaticallyactivatedwhen
theignitionkeyiswithdrawn.

Security
WheelBolts
Ifwheelshavetoberemovedduringaworkshop
visit,donotforgettohandoverthesocketfor
thesecuritywheelboltsalongwiththecarkey.
Controls,Instruments
17

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

A.Warning!
Hydrogengasgeneratedbythebattery
couldcauseanexplosion,resultingin
severepersonalinjuries.

I>Chargebatteryinawellventilatedarea.
I>Neverchargeafrozenbattery.Itmayexplode
becauseofgastrappedintheice.Allowa
frozenbatterytothawoutfirst.
I>Ifyougetelectrolyte,whichisanacid,inyour
eyesoronyourskin,immediatelyrinsewith
coldwaterforseveralminutesandcalladoc-
tor.
Slow
battery
charging
1.Payattentiontoallwarningsandfollowin-
structionsthatcomewithyourbattery
charger.
2.Whencharging,ensureadequateventilation.
3.Removebattery(see"Removingbattery").
4.Allventcapsshouldbeopen.
Thefluidlevelshouldmeettheindicatormark
ineachcell.
5.Ensurethatchargerisswitchedoff-danger
ofshortcircuit!
6.Connectchargercables.

Chargercablesmustbeconnected
POSITIVE1+)toPOSITIVE1+)and
NEGATIVE(-)toNEGATIVE
I-).
7.Switchoncharger.
Normally,abatteryshouldbechargedatno
morethan10percentofitsratedcapacity.
Ratedcapacityofthebatteryinyourvehicle
islistedonthebatteryhousing.
8.Aftercharging,turnoffchargeranddiscon-
nectchargercables.
9.Tightentheventcapsandreinstallbattery
(see"Installingbattery").

Winteroperation

Duringthewintermonths,batterycapacitytends
todecreaseastemperaturesdrop.
Additionally,morepowerisconsumedwhile
starting,andtheheadlights,heater,rearwindow
defogger,etc.,areusedmorefrequently.
I>LetyourPorschedealertestthebattery'sca-
pacitybeforewintersetsin.

Replacingbattery

Theservicelifeofthebatteryissubjecttonor-
malwear;itdependsgraetlyoncare,climatic
conditions,anddrivingconditions(distances,
loads).
I>OnlyuseanoriginalPorschebattery,withthe
correctpartnumber,asareplacement.
I>Pleaseobservethedisposalinstructionsfor
batteries.
I>I>I>
PracticalTips,EmergencyService
217