ignition PORSCHE 911 GT3 2004 5.G Workshop Manual

A-Diagnostic socket

Replacing fuses

In order toprevent damage tocables andconsum-
ers inthe electrical systemduetoshort circuits
and overloads, theindividual circuitsareprotect-
ed byfuses.
The fuse boxisat lower leftinthe driver's footwell
and isprotected withaplastic cover.
A
-Plastic gripper

B -
Spare fuses

1. Before replacing afuse, switch offallelectrical
consumers andremove theignition key.
2. Toopen, pullthecover offatthe finger hole

(arrow).

The
fuse plan
and
instructions foremer-
gency unlocking ofthe luggage compart-
ment lidand engine compartment lid
can
be found onthe inside ofthe cover. 3.
Tocheck orreplace afuse, remove itfrom the
spring clipusing theplastic gripper
A.

A blown fuseindicates anoverload inthe cir-
cuit and canbeidentified bythe melted metal
strip.
4. Replace onlywithfuses ofthe same rating.
Spare fusesBare inthe lowest section ofthe
fuse box.

Important note

~ Ifafuse blows repeatedly, pleaseimmediately
consult anauthorized Porschedealer,sothat
the short circuit canbelocated andcorrected.
~ Never tryto"repair" fuses:youmay cause se-
rious damage toother partsofthe electrical
system.

~~~

Practical Tips,Emergency Service

Battery

A
Warning!
Risk ofshort circuit andfire.

I>
Observe allwarning notesonthe battery.

I>
Disconnect thebattery duringallwork onthe
electrical system.

I>
Donot laytools orother metal objects onthe
battery asthey could cause ashort circuit
across thebattery terminal.

Hydrogen gasgenerated bythe battery
could cause anexplosion, resultinginsevere
personal injuries.

I>
Donot expose thebattery toan open flame,
electrical sparkoralit cigarette.

Risk ofsevere personal injuryanddamage to
the fabric, metalorpaint.

I>
Wear eyeprotection.

I>
Donot allow battery acidtocome incontact
with your skin, eyes, fabric orpainted surfac-

es.
I>

Ifyou getelectrolyte, whichisan acid, inyour
eyes oron your skin, immediately rinsewith
cold water forseveral minutes andcalladoc-
tor.

I>
Spilled electrolyte mustberinsed offatonce
with asolution ofbaking sodaandwater to
neutralize theacid.

Battery posts,terminals andrelated acces-
sories contain leadandlead compounds,
chemicals knowntothe State ofCalifornia to
cause cancer andreproductive harm.

I>
Always protect yourskinbywashing thorough-
ly with soap andwater.
Charge
state

A well charged batterywillnotonly prevent start-
ing problems butwill also lastlonger.

In order toavoid discharging thebattery
unintentionally:

I>
Curtail unnecessary powerconsumption, par-
ticularly incity traffic orwhen travelling short
distances only.

I>
Always remove theignition keywhen leaving
the car.
Practical Tips,Emergency Service

Emergency StartingwithJumper
Cables

If the battery isdischarged, e.g.inwinter orafter
the car has been parked foralong time, thebat-
tery ofanother carcan beused forstarting with
the help ofjumper cables.
Make surethevoltage ofboth batteries isthe
same.
The capacity (Ampere hours,Ah)ofthe booster
battery mustnotbesubstantially lessthan thatof
the discharged battery.
The discharged batterymustbecorrectly con-
nected tothe vehicle's electrical system.

I>
Please observe thechapter "BATTERY" on
Page 155.

I>
Please observe thechapter "EMERGENCY UN-
LOCKING OFTHE LUGGAGE COMPARTMENT
LID AND ENGINE COMPARTMENT LID"on
Page 154.

Note

I>
Donot trytostart thecarbypushing ortow-
ing. Damage tothe catalytic converters and
other components ofthe car may result.

160
PracticalTips,Emergency Service
A

Warning!
Risk ofdamage andserious personal injury
due toshort circuit.

I>
Use only jumper cablesofadequate diameter
cross-section andfitted withcompletely insu-
lated alligator clips.

I>
Follow allwarnings andinstructions ofthe
jumper cablemanufacturer.

I>
When connecting jumpercables, makesure
that they cannot getcaught inany moving
parts inthe engine compartment.
The jumper cablesmustbelong enough so
that neither vehicles norcables touchanother.

I>
The vehicles mustnotbeincontact, otherwise
current mightflowassoon asthe positive ter-
minals areconnected.

I>
The cable clamps mustnotbeallowed tocon-
tact each other whenoneendofthe jumper ca-
bles areconnected toabattery.

I>
Ensure thattools orconductive jewellery
(rings, chains, watchstraps) donot come into
contact withliveparts ofthe vehicle.

I>
Improper hook-upofjumper cablescanruin
the alternator.
Danger
ofcaustic burns.

I>
Donot lean over thebattery.

Danger ofgas explosion.

I>
Improper useofbooster batterytostart a
vehicle maycause anexplosion, resultingin
severe personal injuries.

I>
Keep sources ofignition awayfromthebat-
tery, e.g.open flame, burning cigarettes or
sparking duetocable contact orwelding work.

I>
Adischarged batterycanfreeze evenat

WFj-lOoC.

Before connecting Jumpercables, afrozen bat-
tery must bethawed out.

CapacitiesUse only fluids andfuels authorized byPorsche. Yourauthorized Porschedealerwillgladly advise you.

Your Porsche hasbeen designed sothat itis not necessary tomix anyadditives withoilsorfuels.
Engine
CoolantManual transmission
and differential
Fuel tank
Fuel quality
Power steering
Brake fluid
Windshield washer
Oil
change quantity withoutoilfilter approx. 9.3quarts/S.75 liters
Oil change quantity withoilfilter approx. 9.6quarts/9.0 liters
Reference indicationisthe level onthe oildipstick.
Please observe thechapter "ENGINE Oil"onPage 114.
approx. 7.39U.S.gallons/28 liters
3.5 quarts/3.3 literstransmission oilSAE 75W-90, Mobilube PTX
approx. 16.6U.S.gallons/63 liters
Your engine isdesigned toprovide optimum performance andfuel economy using

unleaded premiumfuelwith anoctane ratingof98 RON (93CLC orAKI).

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

since theengine's "Electronic Oktane
™
knock control" willadapt theignition timing,ifnecessary.
approx. 1.35quarts/1.27 literhydraulic fluidPentosin CHF11S®
0.67 quarts/0.63 liters;useonly Original Porsche brakefluid.
approx. 3.19quarts/3 literswithout headlight washer
approx. 6.06quarts/5.7 literswithheadlight washer
TechnicalData

Temperaturgauge 54,56
Warning light 54,56
Cruise contro!. 58,86,87
Curb light 172
D
Dashboard 48
Defrosting windows 29,90, 91
Diagnostic socket 17,153
Diagrams 187
Dimensions 186
Door 21
Guard 172
Handles 21
Locks 21,132
Windows 21,26,27,133
Door mirror 28
Heating 29
Driving hints 14
Driving performance 182
E
Electrical system 152
Emergency flasher 81
Emergency operation
Central locking 23
Lids 154
Tank flap 121
Emergency service 140
Emergency startingwithjumper cables160,161
Emission controlsystem 7,66, 124, 125
Engine Checking oillevel 71,115 Dipstick
116
Exhaust 10
Number 180
Oil consumption 16,114
Oillevel 116
Oil level gauge 71
Oil pressure gauge 54,56,65
Oil pressure warninglight.. 54,56,65
Oils 114,185
Speeds 16,182
Starting 52
Stopping 53
Engine compartment
Blower 53,62
Lid 98,99
Lid warning light.. 54,56,98
Light 172

F

Fog lights 82,169, 171
F ootbrake 41
Footweillights 47
Fresh airintake 93
Front hood 99
Fuel 4,63, 121
Containers 10
Economy 120
Evaporation control 126
Level gauge 54,56,63
Level warning light 63
Recommendation 122,123
Tank 122
Warning light... 54,56
Fuses 153
G

Garage lift 148
Gearshifting 109
Glove compartment. 96
Gong 18,51, 69, 79
Ground clearance 9,186
H
Headlights 82,83,164
Adjusting 175,176
Cleaning system 84,126, 185
Heated rearwindow 29
Heating 88
High beam
Indicator light... 54,56,61
Lever 82
Hoods 98,99
Horn 17,22, 23

I

Identification number 100,180
Ignition lock 50
Immobilizer 19
Indicator lights 54
Infrared passenger compartment monitoring..24
Instrument panel 48
Instruments 54
Lights 59,82
Interior light 46,173
Interior mirror 28
Intermittent operationswitch 84
Index