engine AUDI S8 2010 Owner's Manual

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. .,

How is the anti-theft alarm system switched off?
The anti-theft alarm system is switched off only when you unlock your
vehicle .
If you do not open a door within 60 seconds after you have
unlocked with the remote control, the vehicle will lock itself again
automatically.
When will the anti-theft alarm system be
triggered?
When the vehicle is locked, the alarm system monitors and protects
the following parts of the veh icle:
• engine compartment
• luggage compartment
• doors
• ignition
When the system is activated, the alarm will be triggered if one of the
doors, the engine hood or the rear lid are opened, or if the ignit ion is
turned on. The anti-theft alarm system will also go off when the
battery is disconnected.
Unlocking the rear lid by inserting and turning the key inside the rear
lid locking cylinder will trigger the optical and acoustic alarm.
You can also trigger the alarm by pressing the PANIC button on your remote control. This will alert other peop le in case of emergency.
Press the PANIC button again to turn off the alarm.
How is the anti-theft alarm switched off when
tr igg ered?
The alarm system is switched off when you un lock the vehicle or when
the ignition is switched on . The alarm will also switch itself off when
it comes to the end of its cycle .
Emergency flasher and horn
The emergency flasher will blink br iefly and the horn sounds when
the doors, engine hood and rear lid are properly closed .
If the emergency flashers do not blink, or the horn does not sound,
check the doors, engine hood and rear lid to make sure they are prop-
Con tro ls a nd e quip ­
m en t Vehicle
OP-eration
Opening and closing
erly closed. If you close a door, the hood or the rear lid with the anti­
theft alarm switched on, the emergency flashers will blink and the
horn w ill sound only after you have closed the door or lid .
(I] Tips
For the anti-theft alarm system to function properly, make sure all
vehicle doors and windows are closed before leaving the vehicle. •
Power windows
Controls
Fig. 41 Driver's door:
power window
switches
Fig.
42 Driver's door:
Switches (vehicles
with power child safety
lock) ..
Vehicle care Do-it-yourselt service iTechnical data

Opening and closing
Switches for front door windows
@ operates the window in the drive r's door.
@ operates the w indow in the fro nt p assenge r's door .
Switches for rear windows
© operates the left rear wi ndow .
@ operates the rig ht rear window .
Safety switch
® Safety switch for rear window operat io n.
& WARNING
• Do not leave children unattended in the vehicle, espe cially with
ac cess to vehicle keys. Unsupervised u se of the keys can result in
starting of the engine and use of vehicle systems such as power
window s, et c. which could result in serious injury.
• Remember -you can still open or close the power windows for
about ten minutes after the ignition is swit ched off . Only when
either of the front doors are opened are the power windows
switched off.
• Be careful when closing the windows . Check to see that no one
is in the way, or seriou s injury could re sult!
• Always remove the ignition key whenever you leave your
vehicle .
• If you lock you r vehicle from the outside, no one, e specially
children, should remain in the vehicle .
• Do not stick anything on the windows or the windshield that
may interfere with the driver 's field of vision.
[I] Tips
• In add itio n to the switches in t he driver's door there is a separate
switch in each door for the powe r window in that door=>
page 55,
fig. 43.
• The driver can lower or ra ise the power side blinds* in the side
w indows by usin g sw itches © and @.•
Switches in the driver's door
T he driver can op erat e all windo ws.
If the respective sw itch is pus hed or pulled t he w indow w ill
open or c lose . Th e power win dow switches have a
two-posi­
tion function :
Opening the windows
-Pus h the switch to th e first stop and hold it there until the
wi ndow has lowered to t he desired positio n.
- Push th e switch briefly to the
second stop : th e wi ndow
wi ll automat ically o pen all the way.
Closing the windows
- Pu ll the switch up to the first stop and hold it there u nti l
the window has rise n to the desire d positio n.
- Pu ll th e sw itch q uickly to t he
second position: th e w indow
wi ll automat ically close a ll the way =:>
& in "Contro ls" o n
page 53.
Activating/deactivating rear windows
-Pus h the swit ch© =:> page 53, fig. 41 to the depr essed
p os it ion to activate the r ea r w indows -the lig ht in th e
switch will go out .
- Briefly press t he swi tch © to
deactivate the r ear win dow s
- th e sw itc h w ill re turn to t he safety posit ion and t he light
& wi ll illuminate . ..,.

Opening and closing
When the glass roof opens, the su n visor , wh ic h is des igned to ward
o ff str ong sunligh t, op ens along w ith i t. T he v iso r ca n be clo sed
ma nua lly w hen the sunroof is closed .
[I] Tips
• Be awa re t hat the sunroof may actually be ope n whe n the sun visor
is close d. Chec k an d make sure t hat the sun roof is shut when parkin g
the ca r o r i f it sudde nly sta rts raining.
• If the s unroof is not f ully close d but you have pressed and he ld the
switch for the t ilt pos ition, the sunroof will not t ilt.•
Closing the power sunroof
Sliding the roof shut
- Turn the rota ry swi tc h to positio n@ => page 5 7, fig. 45
=> & .
Tilting the roof shut
-Briefly pull t h e rota ry switch to c lose t he roof .
To t ilt th e ro of down t o any in termed iat e po sitio n
pull and
h ol d
th e switc h until t he ro of reac hes th e de sired p osition.
& WARNING
Improper u se of the power sunroof can cause serious per sonal
injury.
• Be careful when closing the power sunroof . Not paying atten­
tion could cause you or others to be trapped and injured as the roof
close s.
• Always take the key with you when you leave the vehicle to
prevent injurie s caused by the roof closing.
& WARNING (co ntinued )
• Never leave children or persons requiring as sistan ce alone in
the vehicle, especially when they could access the vehicle keys. Unsupervised use of the keys can result in the engine being started
or use of vehicle systems such as the power windows, etc. which
could result in serious injury. The doors could be locked with the
remote key, delaying help in an emergency.
• The power sunroof will continue to operate until the ignition
key has been removed and one of the front doors has been
opened. •
Power emergency closing
The s unr oo f can still be closed electrically if for some
reason the overload pro tection func tion b ecomes acti­
vat ed.
The power sunroof is e quipped w ith an overload protection
f eatu re . If, u nder nor mal conditions , the power sun roof wi ll
n ot close, yo u ca n close it usi ng t his feat ure.
- Tu rn the ro tary switch to position @=>
page 5 7, fig. 45.
- Now pu ll the s witch
and hold it in this position u ntil the
power sun roof closes com plete ly .
& WARNING
Improper use of the power sunroof can cause serious personal
i njury.
• Be careful when closing the power sunroof. Not paying atten ­
tion could cause you or others to be trapped and injured as the roof
clo ses.
• Always take the key w ith you when you leave the vehicle to
prevent injuries caused by the roof clo sing .,,_

& WARNING (continued)
• Never leave children or persons requiring assistance alone in
the vehicle, especially when they could access the vehicle keys.
Unsupervised use of the keys can result in the engine being started
or use of vehicle systems such as the power windows, etc. which
could result in serious injury. The doors could be locked with the
remote key, delaying help in an emergency.
• The power sunroof will continue to operate until the ignition
key has been removed and one of the front doors has been
opened. a
Emergency closing by hand
The sunroof can be closed by hand in case of a power
failure.
Con tro ls a nd e quip ­
m en t
Fig. 46 Section from
headliner: Where to
place the screwdriver
Vehicle OP-eration
Removing the cover
Opening and closing
Fig. 47 Section from
headliner: Crank for
emergency operation
- Insert the flat side of the screwdriver (found in the vehicle
tool kit) at the rear edge of the lens as indicated by the
-arrows- ::::> fig. 46.
- Carefully pry the clear lens cover open and remove it.
Retrieving the crank for emergency closing
-Use the ignition key or a screwdriver to carefully pry the
cover off the left end of the instrument panel
=> page 342, fig. 276. The crank is stored next to the fuse
carrier.
Closing the roof
- Push the crank ©::::> fig. 47 into the hex socket@ until
you can feel the crank engage. Start turning, maintaining
a steady pressure on the crank to keep it from slipping off.
- After you have closed the sunroof, remove the crank and
replace the dome light lens.
[ i] Tips
If you are unable to close the roof manually, contact the nearest
authorized Audi dealer for assistance. •
Vehicle care Do-it-yourselt service iTechnical data

Clear vision
Clear vision
Lights
Switching the headlights on and off ·"ti-·
In the "AUTO" position, a light sensor automatically
switches the head- and taillights on and off in response to light condi tions.
Fig . 48 In st rum ent
p ane l: light switch
Switching on automatic headlight control
- Tur n the lig ht sw itch to AUTO => fig. 48 .
Switching on the side marker Lights
-Turn the lig ht sw itch to ;oo~.
Switching on the headlights and high beam
- Tur n th e lig ht sw itch to fD.
- Push th e high beam leve r forward towards the instrument
panel =>
page 64.
Switching off the Lights
- Tur n the lig ht sw itch to 0.
The headligh ts only work when the ignition is switched on. Whi le
starting the engine or when switc hing off the ignition, the headlights
w ill go off and o nly the s ide mar ker lights will be on.
After start ing the eng ine, the xenon headlights are automatically
ad jus ted to the load an d ang le of the vehicle (for examp le, during
acceleration, braking). T his prevents oncom ing traff ic from experi­
encing unnecessary head ligh t glare from your xe non headlights .
If the system is not operat ing properly, a warning symbol in the Auto­
Check Control is displayed~
page 34.
With the side marker lights o r headligh ts swi tche d on, the symbol
next to the light switch i llum inates
oooc .
Daytime running lights
• USA model s: The daytime running lights will come on automati­
cally when the ign it ion is turned on and the light switch ~ fig . 48 is
in the
O position or the AUTO pos ition (only in daylight conditions).
T he
Daytime running lights f u nction can be turned on and off in the
M MI menu
Exterior lighting~ page 61 ~ /.1.
• Canada model s: The day time ru nning l igh ts wi ll come o n auto­
matically when the ignit ion is turned on and the light switch~ fig. 48
is in the
O position or the AUTO position (on ly in dayligh t conditions)
~ & -
Automatic headlight control
In the switch pos ition AUTO t h e automat ic headlight cont ro l is
tu rn ed on. The low beams are tu rned o n automa tically th rough a light
sensor as soon as ambient bright ness (e .g . when driving into a
tunnel) falls be low a val ue preset at the factory . When ambient
brigh tness increases again, the low beams are t urned off again auto­
matically ~
/.1.
In the AUTO pos ition t he low beams a re switched off automa tically
w hen the ign it ion is turned off. If the h igh beams were sw itched on,
th ey will come on again the nex t time the au tom atic headlight .,,_.

Clear vision
place before operating the wipers to prevent damage to the wiper
blade o r th e wiper motor.
• Do not use the wipers to clear a frosted window. Us ing the wipers
as a convenie nt ice scraper wi ll dest roy the w iper blades .
• Before you take your vehicle to an automatic car wash, make sure
you have the w ind shield wipe r sys tem sw itched off (lever in posi tion
0), otherw ise the windshie ld wiper system cou ld get damaged in the
car w ash if i t shou ld sudden ly come on.
[ i ] Tips
• Make s ure the washe r flu id reservoir in the eng ine compa rtment is
topped off before going on a long trip . Look up~
page 305 for
check ing and filling the washer conta iner.
• If you switch off the ignition with the w indshield wiper lever still
in the inte rval wipe posit io n and then come bac k a w hile la ter and
dr ive off, the rain sensor will reactivate itself afte r the ve hicle speed
has exceeded 4 mph (6 km/h).
• Worn or d irty windshield w iper blades cause smear ing which can
affect the operation o f the rain senso r. Check the cond it io n of your
w indshield wiper b lades regularly .•
Headlight washer system
The headlight washer system cleans the headlights.
- Operate the wi ndsh ield wip er/was her syst em ® with the
headlig hts turned on by hold ing the lever for lo nger than
one second=>
page 70, fig. 67 .
The washer je ts extend fo rwa rd o ut of the front bumper driven by
water pressure to spray the front headlights w ith water .
You should inspect the headlights regu larly (for example when refu­
eling) and clean off a ny solid dirt o r insects from the lenses. To ensure the system works properly in winter, keep the washer jets
free o
f snow and remove any ice using a de- ic ing spray. •
Service position
The wiper blades can only be changed in the service posi ­
tion.
- At below freezing outside temperatures, make sure first
that the wiper blades are not frozen to the windshield .
- Select: Function b utt on
I CAR ]> System s > Windshield
wipers .
- Select Serv ice position on t o tu rn th e service position on
or
off to return t he windsh ield w iper to its or ig inal pos i­
tion.
You must only attempt to change the wiper b lades when the service
position is act ivated. This way, when you are working on the wind­
shield wipe rs, you can avoid damaging the paint on the engine hood.
[ i ] Tips
• You can also turn on the se rvice position, for examp le, if you want
to protect the windshield from ic ing, using a cover .
• T he service position t urns itself
off , whenever yo u use the w ind­
shield wiper lever .•