2004 PORSCHE 911 GT3 ignition

FuelQuality

Your engine isdesigned toprovide optimum performance andfueleconomy using

unleaded premiumfuelwith anoctane ratingof98 RON (93CLC orAKI).

Porsche therefore recommends theuse ofthese fuelsinyour vehicle.
Porsche alsorecognizes thatthese fuelsmaynotalways beavailable. Beassured thatyour vehicle willoperate
properly onunleaded premiumfuelswithoctane numbers ofatleast
95RON (90CLC orAKI).

since theengine's "Electronic Oktane™knockcontrol" willadapt theignition timing,ifnecessary.

Fuels containing alcoholandether

Some areasofthe U.S. require oxygenated fuelsduring certain portions ofthe year.
Oxygenated fuelsarefuels which contain alcohols (suchasmethanol orethanol) orether (such asMTBE).
Under normal conditions, theamount ofthese compounds inthe fuel willnot affect driveability.
You may useoxygenated fuelsinyour Porsche, providedtheoctane requirements foryour vehicle aremet.
We recommend, however,tochange toadifferent fuelorstation ifany ofthe following problems occurwithyour vehicle:
- Deterioration ofdriveability andperformance.
- Substantially reducedfueleconomy.
- Vapor lockandnon-start problems, especiallyathigh altitude orathigh temperature.
- Engine malfunction orstalling.

Fuels containing MMT

Some NorthAmerican fuelscontain anoctane enhancing additivecalledmethylcyclopentadienyl manganesetricarbonyl(MMT).
If such fuels areused, youremission controlsystem performance maybenegatively affected.
The check engine warning lightsonyour instrument panelmayturnon.
If this occurs, Porsche recommends youstop using fuelscontaining MMT.

4

Beforedrivingoff.. 14
Break inhints forthe first
1,000 miles/1,600 kilometers 16
Keys 19
Security WheelBolts 19
Doors 21
Central Locking 22
Alarm System, InfraredPassenger
Compartment Monitoring 24
Power Windows 26
Inside mirror 28
Rear View Mirrors 28
Rear Window Defogger,
Door Mirror Heating 29
Seat Adjustment 30
Steering WheelAdjustment.. 31
Safety Belts 32
Child Restraint Anchorages 35
Child Restraint Systems 36
Airbag Systems 38
Clutch Pedal 40
Parking Brake 40
Brakes 41
ABS Brake System
(Antilock BrakeSystem) 44
Interior lights 46
Footwell Lights 47
Operation, Instruments 48
Ignition/Starter Switchwith
anti-theft SteeringLock 50
Starting Procedures 52
Stopping Engine 53Instrument
PanelUSAModels 54
Instrument PanelCanada Models 56
Voltmeter 58
Automatic SpeedControl 58
Instrument Illumination 59
Trip Odometer 59
Speedometer 60
Changing overbetween
Miles /Kilometers 60
Tachometer 61
Turn Signal Indicator Light 61
High Beam 61
Cooling System 62
Fuel 63

C~k ~

Engine OilPressure 65
Check Engine
Warning Light 66
On-Board Computer (BC) 67
Warnings inthe Instrument Panelandinthe On-
Board Computer 75
Emergency FlasherSwitch 81
Light Switch 82
Automatic HeadlightBeamAdjustment 82
Turn Signal /
Headlight Dimmer/Flasher Lever 83
Windshield Wiper/Washer Lever 84
Automatic SpeedControl 86
Heating andVentilation 88
Automatic AirConditioning 90
Central andSide Vents 93
Fresh-air Intake 93Controls,
Instruments
Ashtray 94
Cigarette Lighter 94
Cupholder 95
Storage inthe Passenger Compartment 96
Luggage Compartment Lidand
Engine Compartment Lid 98
Luggage Compartment.. 100
Trunk Entrapment 101
Sun Visors 103
Spoiler, SideMember Panels 104
Car Audio Operation/Tips 105
Car Telephone and
Aftermarket Alarms 107
Roof Transport System 108
Gearshifting 109
Controls, Instruments

Inthe driver's seat...

c>
Check operation ofthe horn.

c>
Position seatforeasy reach offoot pedals and
controls.
To reduce thepossibility ofinjury fromthe
airbag deployment, youshould always sitback
as far from thesteering wheelasispractical,
while stillmaintaining fullvehicle control.

c>
Adjustthe insideandoutside rearview mirrors.

c>
Buckle yoursafety belts.

C>
Check operation ofthe foot andparking brake.

C>
Check allwarning andindicator lightswith
ignition onand engine notrunning.

C>
Start engine andcheck allwarning displays for
warning symbols.

C>
Never leaveanidling carunattended.

C>
Lock doors frominside, especially withchil-
dren inthe cartoprevent inadvertent opening
of doors frominside oroutside.
Drive withdoors locked.
On
the road ...

C>
Never driveafteryouhave consumed alcohol
or drugs.

C>
Always haveyoursafety beltfastened.

C>
Always drivedefensively.
Expect theunexpected.

C>
Use signals toindicate turnsandlane changes.

C>
Turn onheadlights atdusk orwhen thedriving
conditions warrantit.

C>
Always keepasafe distance fromthevehicle
in front ofyou, depending ontraffic, roadand
weather conditions.

C>
Reduce speedatnight andduring inclement
weather. Driving inwet weather requirescautionandre-
duced speeds, particularly onroads with
standing water,asthe handling characteristics
of the vehicle maybeimpaired duetohydro-
planing ofthe tires.

C>
Always observe speedlimitsandobey road
signs andtraffic laws.

C>
When tired,getwell offthe road, stopandtake
a rest. Turntheengine off.Donot sitinthe ve-
hicle withengine idling.
Please observe thechapter "ENGINE EX-
HAUST" onPage 10.
C>

When parked, alwayssetthe parking brake.
Move thegearshift levertoreverse orfirst
gear.
On hills also turnthefront wheels towardthe
curb.

C>
When emergency repairsbecome necessary,
move thevehicle welloffthe road. Turnonthe
emergency flasheranduseother warning de-
vices toalert other motorists. Donot park or
operate thevehicle inareas where thehotex-
haust system maycome incontact withdry
grass, brush,fuelspill orother flammable ma-
terial.

C>
Make itahabit tohave theengine oilchecked
with every fuelfilling.
Controls, Instruments

1Inner doorhandle
2 Door mirror control
3 Light switch
4 Ignition/starter switchwithsteering lock
5 Turn signal/headlight dimmer,
flasher lever
6 Emergency flasherswitch
7 Horn
8 Glove compartment
9 Parking brake
10 Diagnostic socket
11 Operating leverforon-board computer
12 Luggage compartment lidrelease
13 Seat adjustment
14 Steering-wheel adjustment
15 Engine compartment lidrelease
Controls, Instruments
17

Neverinvitecartheft!

An unlocked carwith thekey inthe ignition lock
invites cartheft.
A steering wheellockanda
gong alarm
arestan-
dard equipment inyour Porsche.
The gong alarm willsound ifyou open thedriver's
door while thekey isstill inthe ignition lock.Itis
your reminder topull thekey outofthe ignition
lock andtolock thedoors.

/!\
Warning!
Any uncontrolled movementofthe vehicle
may result inserious personal injuryand
property damage.
Never leaveyourvehicle unattended withthe
key inthe ignition lock,especially ifchildren
and/or petsareleftunattended inthe vehi-
cle. They canoperate powerwindows and
other controls. Ifthe engine isleft running,
they mayaccidentally engagetheshift lever.

I>
Always remove theignition key.

I>
Always setthe parking brake.

I>
Lock thedoors withthekey orwith theremote
control.
Controls, Instruments
/!\

Warning!
Risk ofaserious accident.
The steering column
willlock
when youre-
move thekey while youaredriving oras the
car isrolling toastop. Youwillnotbeable to
steer thecar.

I>
Never remove thekey from thesteering lock
while youaredriving.
To
protect yourvehicle andyour possessions
from theft, youshould alwaysproceed as
follows whenleaving yourvehicle:

I>
Close windows.

I>
Remove ignitionkey.

I>
Engage steering lock.

I>
Lock storage traybetween theseats andglove
compartment.

I>
Remove valuables (e.g.cardocuments, tele-
phone, housekeys)fromthecar.

I>
Lock doors.

Keys

I>
Please observe thechapter "ALARM SYSTEM,
INFRARED PASSENGER COMPARTMENT MON-
ITORING" onPage 24.

I>
Please observe thechapter "CENTRAL LOCK-
ING" onPage 22.
Two main keysandonespare keyaresupplied
with your Porsche.
These keysoperate allthe locks onyour vehicle.

I>
Becareful withyour carkeys: donot part with
them except underexceptional circumstanc-

es.

I>
Toavoid battery run-down, alwaysremove the
ignition keyfrom theignition lock.
Replacement
keys

Replacement carkeys canbeobtained onlyfrom
your authorized Porschedealer,andthis can
sometimes bevery time-consuming.
You should therefore alwayskeepthespare key
on your person.
Keep itin asafe place (e.g.wallet), butunder no
circumstances inor on the vehicle.
The keycodes ofnew keys have tobe "reported"
to the carcontrol unitbyyour authorized Porsche
dealer.
The keygrip ofthe spare keycan beexchanged
for amain-key grip.

Disabling keycodes

If a key islost, thekey codes canbedisabled by
an authorized Porschedealer.
All the remaining carkeys arerequired forthis pur-
pose.
Disabling thecode ensures thatthecar can be

started
onlyusing authorized keys.

Note

I>
Please notethattheother lockscanstillbe
opened withthedisabled key.
Immobilizer

There isatransponder (anelectronic component)
in the key grip, containing astored code.
When theignition isswitched on,the ignition lock
checks thecode.
The immobilizer canbedeactivated andtheen-
gine started onlyusing anauthorized ignitionkey.

Note

If the ignition isleft onfor more thantwominutes
without starting theengine, theimmobilizer isre-
activated.

I>
Ifthis happens, theignition keymust beturned
back tothe "0"position beforetheengine can
be started.
The immobilizer isautomatically activatedwhen
the ignition keyiswithdrawn.
Security WheelBolts

I>
Ifwheels havetobe removed duringawork-
shop visit,donot forget tohand overthesock-
et for the security wheelboltsalong withthe
car key.
Controls,Instruments
19

Emergency operation-opening

I>
Unlock thedriver's doorwiththekey atthe
door lock.
Open thedoor andswitch theignition onwithin
10 seconds inorder toprevent thealarm sys-
tem from being triggered.

Emergency operation-closing

I>
Quickly turnthekey inthe driver's doorlockto
the lock position
threetimes
insuccession.
If there isadefect inthe central locking sys-
tem, allfunctioning elementsofthe central
locking systemwillbelocked.
The alarm system isswitched on.
The infrared passenger compartment monitor-
ing system isswitched off.
The fault should beremedied immediately atan
authorized Porschedealer.

Indication byemergency flasherand
alarm horn

If the
remote control
isused forunlocking or
locking, aresponse isprovided bythe emergency
flasher:
- Unlocking -single flash.
- Locking -double flash.
- Locking twice-continuous illuminationforap-
prox. 2seconds andshort alarm-horn signal.
~
Central locking
switch

The central locking switchonthe dashboard lets
you lock andunlock bothdoors electrically.

Note
If the doors arelocked withthekey orremote con-
trol, they cannotbeopened bypressing thecen-
trallocking switch.
Locking

I>
Press therocker-switch symbol.
Indicator lightlights upifignition ison.

Unlocking

I>
Press therocker-switch indicatorlight.
Indicator lightgoes out.
If the doors werelocked withthecentral locking
switch, theycanbeopened bypulling theinner
door handle:
1. Pull inner doorhandle oncetounlock door
lock.
2. Pull inner doorhandle againtoopen door.

I> I>I>

Controls, Instruments

Automaticdoorlocking

Your authorized Porschedealercanprogram di-
verse typesofautomatic doorlocking inthe con-
trol unit ofthe central locking system:

Type 1

Doors lockautomatically whentheignition is
switched on.

Type
2

Doors lockautomatically whenaspeed of
3 -6 mph (5-10 km/h) isexceeded.

Type
3

Doors lockautomatically whentheignition is
switched on.Ifdoors areopened withtheengine
running, theylockagain automatically whena
speed of3-6 mph (5-10 km/h) isexceeded.

Type 4

The doors donot lock automatically.

Note

Automatically lockeddoorscanbeunlocked with
the central locking buttonoropened bypulling on
the inside doorhandle twice.
Controls, Instruments
j!\warning!
In an emergency situationwhereyouneed to
exit thecarthrough anautomatically locked
door, remember thefollowing procedure to
open thedoor.

I>
Unlock thedoors bypressing thecentral lock-
ing button
or

I>
pull theinside doorhandle
twice
toopen the
door.

Fault indication

A double
hornsignal
duringlocking indicates a
defect inthe central locking oralarm system.
Have thedefect remedied atan authorized
Porsche dealer.

Overload protection

If the central locking system isoperated more
than tentimes within aminute, furtheroperation is
blocked for30seconds.
A
-
Light-emitting diodeforalarm system

B -
Sensor module forinfrared passenger compartment
monitoring system

Alarm System,
Infrared Passenger Compartment
Monitoring

The alarm system andinfrared passenger com-
partment monitoring systemareswitched on
when thedoors arelocked withthekey orremote
control.

I>
Please observe thechapter "CENTRAL LOCK-
ING" onPage 22.