2010 AUDI S8 engine

Driver information display
is too low. An additional driver message can also be displayed
by pressing the [CHECK) button:
Switch off engine and check coolant level
-Pull off the road .
- Stop the vehicle.
- Turn off the engine.
- Check coolant level=>
page 297.
-Add coolant if necessary=> page 298.
-Continue driving only after the engine coolant
warning/indicator light goes out.
- Contact your authorized Audi dealer for assistance if
necessary.
If the engine coolant level is correct, then the radiator fan may be the
cause of the malfunction.
If the generator warning/indicator light should also illuminate
=>
page 16, then the fan belt may be damaged .
& WARNING
• If your vehicle should break down for mechanical or other
reasons, park at a safe distance from moving traffic, turn off the
engine and turn on the hazard warning lights=>
page 63, "Emer­
gency flasher A".
• Never open the hood if you see or hear steam or coolant
escaping from the engine compartment -you risk being scalded.
Wait until you can no longer see or hear steam or coolant
escaping.
• The engine compartment of any vehicle is a dangerous area.
Before you perform any work in the engine compartment, turn of
& WARNING (continued)
the engine and allow it to cool. Follow the warning stickers
=> page 281, "Engine compartment".
0 Note
Do not continue driving if the -~-symbol illuminates. There is a
malfunction in the engine cooling system -you could damage your
engine. •
Engine oil pressure malfunction "t':::7':
The red engine oil pressure warning symbol requires
immediate service or repair. Driving with a low-oil-pres­
sure indication is likely to inflict severe damage to the
engine.
If the ~ symbol appears in the display and blinks, the oil
pressure is too low. An additional driver message can also be
displayed by pressing the [CHECK] button:
Switch off engine and check oil level
Immediate actions
-Pull off the road .
- Stop the vehicle.
- Turn off the engine .
-Check the engine oil level with the dipstick=> page 293.
Dipstick readings checks too low
- Top off oil to the proper level=> page 294.

- Make sure that the oil pressure warning symbol 't=:1:
appears no longer in the display before you start driving
again.
Dipstick reading checks OK
- If the oil pressure warning symbol 't=:1: starts flashing
again even though the engine oil level checks OK on the
dipstick,
do not continue driving and do not let the
engine run in idle.
Instead, contact your authorized Audi
dealer for assistance.
[ i) Tips
• The engine oil pressure symbol~ is not an indicator for a low
engine oil level. Do not rely on it. Instead, check the oil level in your
engine at regular intervals, preferably each time you refuel, and
always before going on a long trip.
• The yellow oil level warning indication _ requires oil refill or
workshop service without delay. Do not wait until the red oil pres­ sure warning ~ starts to flash before you respond to the low oil
level warning _ . By then, your engine may already have suffered
serious damage. •
Steering malfunction i
If there is a malfunction in the electronic steering column
lock, the steering cannot be unlocked.
If the i symbol in the display blinks, there is a malfunction
in the electronic steering column lock . An additional driver
message can also be displayed by pressing the (
CHECK)
button:
Do not drive vehicle: Steering defective
-Contact your nearest authorized repair facility.
Controls and equip ­
ment Safety first
Driver information display
-
Do not tow your vehicle.
& WARNING
Your vehicle must not be towed in the event of a malfunction in
the electronic steering column lock because it cannot be steered
due to the locked steering. If it is towed with the steering locked,
there is the risk of an accident. •
Ignition lock malfunction ,Pe
A malfunction in the ignition lock must be repaired imme­
diately.
If the 2e symbol in the display blinks, there is a malfunction
in the electronic ignition lock. An additional driver message
can also be displayed by pressing the
(CHECK] button:
Ignition lock defective. Contact workshop !
- Do
not turn the engine off.
- Drive immediately to an authorized Audi dealer to have
the malfunction corrected.
If there is a malfunction in the electronic ignition lock, the ignition
cannot be turned off . Drive immediately to an authorized Audi dealer
to have the cause of the malfunction corrected.
If your vehicle has a Convenience key*, then you should not use the
[ STOP
l button to shut off the engine. You will not be able to start the
engine again once the ignition is switched off. •
Vehicle care Technical data

Driver information displ ay
Yellow symbols
A yellow symbol means WARNING.
Fig . 18 Display: low
f ue l level warn ing
(priority 2)
Yellow symbols ind icate a prior ity 2 malfunction -Warning!
When a yellow warning symbo l appears,
one warning tone sounds. A
dr iver message appears as well to explain the ma lfunction in more
detail. The driver warning goes out after about 5 seconds, but it can
be brought up again at any time by pressing the
I CHECK] button .
Check the displayed function as soon as possible.
If more than one
priority 2 malfunction is detected, all symbols will appear one after
the other for about 2 seconds .
Yellow symbols mean:
Worn brake pads
=> page 32
Electromechanical => page 125
parking brake
Check engine oil level
=> page 33
=> page 293
Engine oil sensor malfunction => page 33
-
Low fuel level =>page33
Windshield washer fluid =>page33
level low ~
Bat tery voltage =>page34
-
II Battery in remote control key =>page40
Convenience key * =>page 122
Key not in veh icle
USA models: => page24
Defective brake light
Can ad a mod els : =>page24
Defect ive brake light
Defective light bulb
=>page24
E ng ine speed limitat ion* => page33
-
IIAdaptive Light* defective =>page34
Dynamic headlight range => page 34
contro l defective
Defective light-/rain sensor
=> page34
Tire pressure monitoring sys-=>page328
tern *
Loss of air p ressure
-Tire pressure monitoring sys-=> page331
tern*
11System not available •
Worn brake pads •
Brake pa ds!

If the warning light illum inates, immediately contact your authorized
Audi dea ler or qu alified wor kshop to h ave all b rake pads insp ecte d.
On USA mode ls the warn ing light comes on together w it h the
warning light
BRAKE . Both sets of brake pads on an axle must a lways
be rep laced at the same time.
& WARNING
Driving w ith bad brakes can cause a collision and serious personal
injury .
• If the w arning light
ii and the warning light BRAKE1> with the
me ssage Brake pads! com es on in the in strument clu ster di splay,
immediately contact your author ized Aud i dealer or qualified
workshop t o have all brake pads che cked or replaced if
necessary. •
Checking the engine oil level ~
.... ,. Pleas e check oil level
W hen the symbol i lluminates, check the engine oi l level as soon as
poss ible=>
page 293. Add oil if necessary=> page 294. •
Engine oil sensor defective
~ Oil level ! sensor d efective
If the symbo l illuminates, contact your authorized Audi dealer and
have t he o il senso r in spec ted . U ntil yo u have this do ne, check the oil
level each time you refue l just to be on the safe side=>
page 293. •
ll BRAKE: USA mode ls on ly
Controls and equip ­
ment Safety first
Driver information display
A
pp lies to vehi cles : w ith engine s peed lim it a tion
Engine speed limitation
!.-• Engine speed maximum XXXX RPM
The symbol illuminates whe n there is an engine co ntrol malfunc ­
tion. The in dicator light in the instrument cluste r a lso i lluminates .
T he engi ne speed is limited to the speed d isp layed in the driver infor­
mation system . Keep in mind that t he engine speed will not exceed
t he va lue disp layed in the d rive r in format ion sys tem, for example
when downshifting .
P lease go to an a uthor ized A udi deale r o r ot her qualifie d wo rk shop to
have the malfunction repa ired .•
Fuel supply too low w
A Please refuel
When the symbol illuminates, th is means there are about 2.4 ga llons
(9 litres) of fuel left in the fuel tank . Time to refuel.=>
page 284.
If
the symbol lig hts up, even when there is ample fue l in the tank, and
t he text
Tank sy stem m alfunction! Contact workshop appears in t he
display, there is a fa ult in the system. Con tact a qual ified workshop to
h ave the fault re ctified. •
Windshield washer fluid level too low ;>
Please top up washer fluid
If the symbo l illuminates, add windshield washe r fluid to the washer
system and a lso to the headlig ht washe r system =>
page 305. •
Vehicle care Technical data

Driver information display
Battery voltage
1 ~
If the battery's state of charge is not in the optimal range, the <--..J
symbol is shown in the display and the dr iver message Low battery
charge: battery will be charged whil e dri ving
appears.
While this driver notification is displayed, you have to be prepared for limited starting capability .
Driver message appears and goes out again
If this driver message appears after the ignition is turned o n or wh ile
dr iving and it goes o ut aga in afte r a while , the ba ttery has been
adeq uate ly recharged .
Driver message appears and does not go out again
If this dr iver notification appears after the ignition is turned o n or
w hile driving and does no t go ou t agai n, the battery 's s ta te o f ch arge
is no t in the opt imal range . S tarting capabili ty is restr icted . Have t he
bat tery checked at a dealersh ip as soon as possib le .•
A ppli es to ve hicles : wit h Conve nie n ce k ey
Key not in vehicle
Key not in vehicle
Th is message appears together w it h the -. symbo l whe n the remote
cont rol key is remov ed from the v ehicl e wh ile the engine is runni ng.
Th is is to remind yo u that you should not cont inue you r trip without
your key.
If the remo te control key is no longer in the vehicle, you wi ll not be
able to start the engine again a fter yo u have swi tched off the igni tion .
In addit ion to t his, you will no t be a ble to lock the vehicle from the
outs ide .•
A pplie s to vehicles : with Adaptive Light
Adaptive Light defective •
.. c Adaptive light defective
When th is symbol .., illuminates, it means that Adaptive Light is
defective . Go to an authorized dealersh ip to have the head lights or
the contro l unit for the Adaptive Light repa ired .•
Headlight range control defective '">
T<. Headlight range control defective !
If the symbo l ill uminates, the dynamic head light range contro l is no
longer wo rking prope rly. Have t he sys tem check ed and repaired at
your Audi dealer. •
Defective light/rain sensor ...>
.... Automatic headlights/automatic wipers defective
If the symb ol ill umina te s, the lig ht/r ain sensor has failed. F or sa fety
reasons the low beams are t urned on permane ntly w ith the sw itch in
AUTO . Howeve r, you ca n con tinue to turn the lig hts o n and off using
the light sw itch. If the ra in se nsor fa ils , the functions of the wind ­
shield wiper leve r will still wor k. Contact your aut horized Audi dea ler
as soon as possible to have the prob lem cor rected .•

Opening and closing
Keys
Key set
Fig. 23 Key set
© Ma ster key with remote control
You can centrally lock a nd u nlock your ve hicle and start the eng ine
with the master key with remote contro l.
® Emergency key
The emergency key is only for tempo rary use if the vehicle key sho uld
be lost or misplaced~ &.
@ Valet key
The valet key f its only the driver's door and the ignition lock. If you
have to le ave t he key with somebody else, you are we ll-advised to
turn over the va let key on ly .
Be aware that the rear lid can be opened from inside the vehicle wit h
the remote rear lid release located in the dr iver's door. Before you
t u rn over the va let key you should therefore lock the rear lid mechan­
ically w it h the mas ter key .
Turn t he master key
clockwise to the horizontal position and pull it
o ut . This has two effects:
Controls and equip ­
ment Safety first
Opening and closing
•
the remote rear lid release is deactivated ,
• the lid will remain locked when the power lock ing system is actu ­
ated .
In this state the rear lid can be unlocked only with the remote cont rol
unlo ck button ~ on the mas ter key.
Key replacement
If yo u lose a key, contact your a utho riz ed A udi dea ler immedia tely to
have t he
lost key disabled . Be sure to bring all your keys with yo u.
& WARNING
• Do not leave your vehicle unattended with the key in the igni­
tion lock. Entry by unauthorized persons could endanger you or
result in theft or damage the vehicle. Always lock all doors and
take the key .
• Do not leave children unattended in the vehicle, especially with
ac ces s to v ehicle key s. Unguarded access to the keys provides chil­
dren the opportunity to start the engine and/or activate vehicle
s ystems such as the power windows etc . Unsupervised operation
of any vehicle sy stem by child ren can result in serious injury.
(I) Tips
• If you open the dr iver's door with the key left in the ignit ion lock,
a ch ime will sound. This is your reminde r to remove t he key and lock
the door.
• For sec urity reasons, rep lacement keys a re only availab le from
Audi dealers. •
Vehicle care Technical data

Battery operation in the master key is monitored by a check light . The
check light flashes when one of the buttons on the master key is
pressed. If the check light does not flash, the battery is dead and has
to be replaced .
In add ition , when the battery is dead the ..: symbol appears in the
instrument cluster display as well as the message:
Please change key battery
We recommend having the battery changed by an Audi Dealer .•
Electronic immobilizer
The immobilizer helps to prevent unauthorized use of
your vehicle.
A computer chip inside your key automatically deactivates the elec ­
tronic immobilizer when you insert the key in the ignition lock, or on
vehicles with Convenience key*, when the key is inside the vehicle.
When you remove the key from the ign it ion lock , or on veh icles with
Convenience key, when you remove the key from the vehicle, the elec­
tronic immobilizer is automatically activated once again.
& WARNING
Always take the key with you when you leave the vehicle. The key
can disarm the electronic engine immobilizer and permit an unau­
thorized person to start the engine and enable operation of the
vehicle systems such as power window or power sunroof leading
to serious personal injury .
(I) Tips
• The immobilizer prevents unauthorized use of the vehicle. The
vehicle cannot be sta rted if an unauthorized key is used. The vehicle
may not start if another radio device such as a key for another vehicle
or a transponder is located on the key ring.
Controls and equip ­
ment Safety first
Opening and closing
•
For Declaration of Compliance to United States FCC and Industry
Canada regulations=>
page 364. •
Power locking system
General description
The power locking system locks or unlocks all doors and
the rear lid simultaneously.
The power locking system in your vehicle incorporates the following
functions:
• Central locking function
• Selective unlock feature~
page 44
• Remote control feature ~ page 40
• Convenience key*=> page 50
• Anti -theft alarm system ~ page 52
All the doors and the rear lid are locked by the central locking system
when you lock the veh icle. You can set whether generally only the
dr iver's door or all doors and the rear lid should be unlocked when you
open the vehicle in the MMI menu
Central locking to suit your indi­
vidual desires~
page 44.
Unlocking the vehicle
You can unlock the vehicle from outside either by using the remote
control
or by turning the key inside the driver's door lock. When you
unlock your vehicle:
• The anti-theft alarm system is deactivated briefly .
• The vehicle interior lights illuminate for approximately 30
seconds.
• All turn signal lights will flash twice when the car is unlocked .
• After un locking the vehicle, you have 60 seconds to open a door or
the rear lid. After 60 seconds, the vehicle automatically locks and the
anti-theft alarm system activates again. ..,
Vehicle care Technical data

Open ing and closing
- To swi tch on the child safety lock, turn the ignition key in
the direction of the arrow .
- To
switch off the child safety lock, turn the ignition key in
the opposite direc tion to the arrow.
The child safety lock prevents the doors from be ing opened from the
inside when you have small children sitting in the rear. •
Appli es to ve hicles : with pow er child safety loc k in th e rea r d oo rs
Power child safety lock for the rear doors t
The power child safety lock prevents the rear doors from
being opened from the inside.
F ig. 38 Section from
driver's door: controls
The rear doors are equipped with a power child safety lock . It
is operated with the two safety buttons(!) in the driver's door
~ fig. 38.
-Press the left and/or right safety button to disable the
rear power window(s) and prevent the respective rear door
from being opened from the ins ide . The LED in the button
will light up when the child safety lock is turned
o n .
- Press the illuminated button again to turn the child safety
features
off.
When the child safety lock is activated, the interior door opening
lever is inope ra tive; the door can only be opened from the o utside. In
addition, the window regulator for that door is also inoperative when
the chi ld safety lock is activated .
If the child safety lock has been activated on both the left and r ight
side, then the following features are switched off : the buttons for the
inter io r lights, the sun blind* in the rea r window and the buttons for
the power sun blinds* in the side windows. In addition to this, the
rear climate contro l* is set to the
PAS SIVE mode. Th is means that the
climate controls in the front adjust the heating and ventilat ion in the
rear of the vehicle=>
page 114.
[ i ] Tips
• In order to activate the child safety lock on the left and the right
side, you have to press the two safety buttons in succession.
• Make certain that the indicator light in the corresponding sa fety
button illum inates when the ch ild safety lock is activated .•
Convenience key
A pplies to veh icles : with Conven ience key
Description
Opening your vehicle and starting the engine with the key
still in your pocket.
The Convenience key features is a keyless system which gives you the
possibility to lock and un lock your veh icle, as well as to start the
eng ine without having to use your key.
It does not matte r if you have your key in your jacket pocket or in your
briefcase . As soon as you get within a certain distance to the vehicle,
the system senses that your are approaching, it makes a quick check
to see if you are "authorized" and then it does the following:
• unlocks the vehicle =>
page 51. .,