lights PORSCHE 911 GT3 2004 5.G Owner's Manual

Instrument Illumination
The illumination isautomatically adjustedtothe
ambient brightness bythe light sensor inthe
tachometer.
In addition, whenthecar lights areswitched on,
the instrument andswitch symbol brightness can
be manually adjusted.

/!\
Warning!
Risk ofan accident, personalinjuryandloss
of control.

t>
Donot reach through thesteering-wheel
spokes whiledriving. Dimming
instrument illumination

t>
Turn adjustment buttonAin the appropriate di-
rection andhold ituntil thedesired brightness
has been reached.
The chosen levelofbrightness isindicated by
a bar display inthe display fieldofthe on-board
computer. Trip
Odometer

/!\
Warning!
Risk ofan accident, personalinjuryandloss
of control.

t>
Donot reach through thesteering-wheel
spokes whiledriving.
Resetting tozero

t>
Press adjustment buttonAfor approximately
one second
or

t>
Reset thedistance inthe "SET" menuofthe on-
board computer.
Please observe thechapter "ON-BOARD COM-
PUTER (BC)"onPage 67.
After exceeding 6213milesor9999 kilometers,
the counter returnsto"0".
Controls, Instruments
59

Tachometer
The tachometer showstheengine speedinrevo-
lutions perminute (rpm).
The beginning ofthe redmarks atthe right endof
the scale indicates themaximum permissible en-
gine rpm.
A speed limiterprevents theengine frombeing
overrewed duringacceleration. Beforereaching
this area, thenext
higher
gearshould beselect-

ed.
Shift tothe next
lower
gearwhen theengine rpm
drops below 1500rpm.
A

Caution!
To avoid severe engine damage.

t>
Always observe theengine rpmbefore down-
shifting toalower gear,soyou donot exceed
the maximum enginerpm.
+
.•
Turn
Signal Indicator
Light

Flashes insynchronism withtheturn signals.
Left arrow -leftturnsignals
Right arrow -right turnsignals

t>
Ifthe frequency ofthe display becomes notice-
ably faster, checktheoperation ofthe turn sig-
nals.

§D
HighBeam

Indicator light
Lights whenhighbeam orheadlight flasheris
switched on.
The indicator lightgoes outwhen thehigh beams
are switched off.
Controls, Instruments
61

_LCooling System

Temperature gauge(ignition on)
USA: Display in
of

Canada: Displayin°C

Pointer tothe left-
engine cold

c>
Avoid highengine speeds andheavy engine
loading.
Controls, Instruments
Pointer
inthe middle -
normal operating tem-
perature
The pointer maymove uptothe redarea when en-
gine isheavily loadedandoutside temperature is
high, butshould returnto"normal" whenengine
load isreduced.
Warning light"A"

If
the
coolant temperature
istoo high, thewarn-
ing light
comes on.

Additionally, awarning isdisplayed inthe on-board
computer.

c>
Pull offthe road, turnoffthe engine andallow
to cool.

c>
Check radiator andairpassages infront endof
car forobstructions.

c>
Check coolant level.
If necessary, addcoolant andhave faultreme-
died atan authorized Porschedealer.

Please observe thechapter
"COOLANT
LEVEL"
ONPAGE 113.
Note

To prevent excessive temperatures, thecooling-
air passages mustnotberestricted bycoverings
(e.g. films, "stone guards").
If

the
coolant level
istoo low, thewarning light

flashes.

Additionally, awarning isdisplayed inthe on-board
computer.

c>
Switch engineoffand allow tocool.

c>
Add coolant.

c>
Have thecause ofthe fault remedied atan au-
thorized Porschedealer.

Please observe thechapter
"COOLANT
LEVEL"
ONPAGE 113.

/!\
Caution!
Risk ofengine damage.

c>
Ifthe warning lightscome oneven though cool-
ant level iscorrect, donot continue driving.

c>
Have thefault remedied atthe nearest
authorized Porschedealer.
Engine compartment blowerfan
In addition, thiswarning light
flashes
toindicate a
fault inthe
engine compartment blowerfan.

c>
Have thecause ofthe fault remedied atan
authorized Porschedealer.

j)
Fuel

level gauge

When theignition ison the fuel level isdisplayed.

t>
Please observe thechapter "CAPACITIES" on
Page 185.
If the vehicle's inclination changes(e.g.going up
or downhill), minordeviations inthe indication may
occur.
Note

If the tank isnear empty andyoutopupwith only
a small quantity offuel, thiscannot beregistered
by the level gauge andcalculation ofthe range re-
maining isimpossible.
Warning
light
"Au

When theengine isrunning, thewarning light

of the level gauge
lightsup
ifless than approx.
3 U.S. gallons (12liters) offuel remains inthe
tank orthe range onremaining fuelfalls below ap-
prox. 30miles (50km).
Additionally, awarning isdisplayed inthe on-board
computer.

t>
Fillupatthe next opportunity.

/!\
Caution!
To prevent damage tothe emission control
system andengine.

t>
Never drivethetank completely outoffuel.

t>
Avoid highcornering speedsafterthewarning
lights havecome on.

c>
Please observe thechapter "EMISSION CON-
TROL SYSTEM" onPage 124.

If the level gauge warning lightflashes,
there
has been asystem fault.
Additionally, awarning isdisplayed inthe on-board
computer.
There willthen benoreserve warning.

c>
Toremedy thefault, gotoan authorized
Porsche dealer.
Controls, Instruments
63

Engine OilPressure

~ Gauge

With awarmed-up engineandataspeed of3000
rpm, theoilpressure shouldbeapprox. 3.5bar.
If
the oilpressure dropsabruptly andthe
warning lightsinthe instrument panelandin
the on-board computer comeonwhile the
engine isrunning orwhile driving:

I>
Immediately stopinasuitable place
and switch engine off.
Measures see"Warning light".

Warning light

The warning lightinthe instrument panellightsup
when ignition isswitched onand must goout when
engine isrunning.

If the warning lightsinthe instrument panel
and inthe on-board computer comeonwith
the engine running orwhile driving:

I>
Immediately stopinasuitable place.

I>
Switch offthe engine.

I>
Check whether thereisan obvious oilleak on
or under thecar.

I>
Ifno oilleak canbedetected:
Measure theoillevel using theon-board com-
puter orthe oildipstick
withtheengine
idling.

Please observe thechapter "ON-BOARD COM-
PUTER (BC)"onPage 67.
Please observe thechapter "ENGINE OillEV-
El" onPage 115.

I>
Add engine oilifnescessary.
/!\

Caution!
Risk ofengine damage.

I>
Donot continue drivingifthere isan obvious oil
leak.

I>
Donot continue drivingifthe warning lights
come oneven though oillevel iscorrect.

I>
Have thefault remedied atthe nearest
authorized Porschedealer.
Controls, Instruments
65

CheckEngine
Warning Light

The warning lightinthe instrument panelcomes
on when theignition isfirst turned onand remains
on briefly asabulb check. Ifthe light does not
come on,have thebulb replaced promptly.
If the warning lightsinthe instrument panelandon-
board computer comeonand remain onwhile
driving, itsuggests:
- apotential enginecontrol problem andthe
need forsystem serviceor
- animproperly fastenedtankcapor
- refuelling withengine running.
Although thevehicle isusually driveable andwill
not require towing, seeyour dealer forservice as
soon aspossible.
Controls, Instruments
A

Caution!
If the Check engine lightinthe instrument
panel isflashing, severecatalytic converter
damage andpower losswillsoon occur.
Prolonged drivingwiththeCheck engine
light oncould cause damage tothe emission
control system. Italso could affect fuelecon-
omy anddriveability.

I>
Have thefault remedied atthe nearest autho-
rized Porsche dealerimmediately.

Warnings inthe Instrument Panelandinthe On-Board Computer

If
awarning message appears,alwaysrefertothe corresponding chaptersinthe Owner's Manual.
Warning messages areissued only
if
all measurement preconditionsaremet.
Therefore, checkallfluid levels regularly -in particular, alwayschecktheengine oillevel before refuelling.

Instrument
panel

USA
On-board
computer Text
display in
on-board computer

Seat belt
Handbrake
Meaning/measure

Driver andpassengers mustfasten theirsafety belts.
Handbrake notreleased.
Canada
p
:iJ

i'!!
Ignition
key

•••
not
removed

ri]
lights
on

III
FronVrear

•••
lid
not
closed

~
Refill
washer fluid
Trip counter
reset Close
luggage compartment lid,
engine compartment lid.
Trip odometer isreset to
O.

Controls,Instruments
75

LightSwitch

Lights switched off
Parking lights,
sidemarker lights,
license platelight, instrument illumination

Low beam, highbeam

Only withignition on
Controls, Instruments
Fog
lights
inaddition toparking lightsor
low beam:
Pull switch tofirst click.
Indicator lighton.
The foglights willgoout automatically
when thehigh beams areswitched on.

Rear foglight
inaddition tothe fog
lights:
Pull switch tosecond click.
Indicator lighton.

Parking lightright/left

Only when ignition keyiswithdrawn:
Pull switch outslightly inposition "0"
and turn to
- parking-light positionleft
- parking-light positionright.
Parking lightsandside marker lights
are liton the selected side.
If the ignition keyiswithdrawn andthedoor is
opened whilethelights (nottheparking lightleft/
right) areon,a
gong
warns ofpossible battery
discharge.

In some countries, differences arepossible
due toprovisions oflaw.
Automatic
HeadlightBeam
Adjustment

Vehicles with
Bi-Xenon headlights
feature

automatic
headlightbeamadjustment.
When theignition isswitched on,the level ofthe
headlight beamautomatically changesinaccor-
dance withthevehicle load.
The level ofthe headlight beamisautomatically
kept constant duringacceleration andbraking.

Checking operation

1. Switch thelow beam on.
2. Switch ignition on.
The light beam firstdips allthe way down and
is then adapted tothe vehicle load.
It this test item isnot met, theheadlight beam
adjustment mustbechecked byanauthorized
Porsche dealer.

TurnSignal /
Headlight Dimmer/Flasher Lever

Turn signals, lowbeam andhigh beam areready
for operation whentheignition ison.

1 -
Turn
signal left
2 -
Turn signal right

3 -
High beam

4 -
Headlight flasher
Lever incenter position -
Low beam When
highbeam andheadlight flasherareselect-
ed, the blue indicator lightinthe tachometer islit.
The turn signal leverturns offautomatically when
the steering wheelisstraightened outafter com-
pleting aturn.

Lane changer

[>
Toindicate yourintention whenchanging lanes
on the freeway, slightlyliftordepress thelever
to the resistance point.
The lever willreturn tothe OFF position when
released.

[>
Ifthe frequency ofthe display becomes notice-
able faster, checktheoperation ofthe turn sig-
nal bulbs.

Headlight flasher

(With ignition onoroff)

[>
Toflash theheadlights tooncomming motor-
ists, slightly pullthelever toward thesteering
wheel andthen release it.
The blue indicator lightinthe tachometer will
go on/off asyou pull/release thelever.
Controls,Instruments

Windshield Wiper/Washer Lever

A
Warning!
Danger ofinjury whenthewindshield wipers
operate unintentionally.
Risk ofdamage tothe windshield andwiper
system.

I>
Avoid running thewiper blades overadry wind-
shield toprevent scratching theglass. Spray
washer fluidonthe windshield first.
A scratched windshield willreduce visibility.

I>
Always loosenwiperblades fromfrozen glass
before operating wiperstoprevent damage to
the wiper motor orblades.

84
Controls. Instruments
I>

Always switchoffwindshield wipersincar
wash toprevent themwiping unintentionally
(intermittent operation).

I>
Always switchoffwindshield wipersbefore
cleaning thewindshield toavoid unintentional
operation (intermittent operation).

I>
Donot operate theheadlight washerincar
washes.

I>
Donot operate headlight washerwhenitis
frozen.
o
-
Windshield wipersoff

1 -
Windshield wipersslow

2 -
Windshield wipersfast

3 -
Intermittent operation

4 -
Windshield washersystem:

Sprays whilethelever ispulled towards the
steering wheelinthe
first
position.
When thelever isreleased. afew drying
wipes areexecuted.

5 -
Windshield wipersandwasher system:

Sprays andwipes whilethelever ispulled to-
wards thesteering wheelinthe
second
posi-
tion.

G -
Headlight washer
(Vehicles withBi-Xenon headlights):

Sprays onlywhile lowbeam orhigh beam is
switched on.
The spray duration islimited. IfIleavily soiled.
repeat wash.
Persistent dirt(e.g. insect remains) should
be regularly removed.
Please observe thechapter "CARCARE IN-
STRUCTIONS" onPage 130.

Note

The
windshield washernozzles
areheated
when theignition ison. asaprecaution against
freezi ng.