light AUDI S6 2009 Owner's Manual

& WARNING
• Always observe the warnings in => page 293, "Engine compart­
ment", before opening the hood and checking the brake fluid.
• Driving with low brake fluid is a safety hazard . Stop the car and
get professional assistance.
• USA models : If the BRAKE warning light and the -warning
light come on together, the rear wheels could lock up first under
hard braking . Rear wheel lock-up can cause loss of vehicle control
and an accident. Have your vehicle repaired immediately by your
authorized Audi dealer or a qualified workshop. Drive slowly and
avoid sudden, hard brake applications.
• Canada models: If the brake warning light «D> and the ABS
warning light come on together, the rear wheels could lock up first under hard braking. Rear wheel lock-up can cause loss of
vehicle control and an accident. Have your vehicle repaired imme­ diately by your authorized Audi dealer or a qualified workshop .
Drive slowly and avoid sudden, hard brake applications. •
Engine cooling system malfunction _t
A malfunction in the engine cooling system must be
repaired as soon as possible.
When the -t symbol in the display blinks, then either the
engine coolant
temperature is too high, or the coolant level
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.
Controls and equip ­
ment
Driver information display
Check coolant level ~ page 308.
-Add coolant if necessary~ page 309 .
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 O warning symbol (alternator malfunction) also lights up on
the instrument panel=>
page 30, 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 67, "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
the engine and allow it to cool. Follow the warning stickers
=>
page 293, "Engine compartment" .
0 Note
Do not continue driving if the -F-symbol illuminates. There is a
malfunction in the engine cooling system -you could damage your
engine .•
I • •

Ignition lock malfunction ~
A malfunction in the ignition Jock must be repaired imme­diately.
If the ~ symbol in the display blinks, there is a malfunction
in the electronic ignition lock. An additional driver message
can also be displayed by press ing the [CHECK] button:
Ign iti on lock defe ctive . C ont ac t wo rkshop !
- Do not turn the engine off.
- Drive immediately to an auth orized A udi 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
dea ler to have the cause of the malfunction corrected .
On vehicles with Convenience key*, the engine should not be
switched off using the [
STOP] button because the engine cannot be
started again after the ignition is switched off. •
Yellow symbols
A yellow symbol means WARNING.
Contro ls and eq uip­
ment
Fig . 19 Dis pl ay: low
fu el le ve l wa rning
(pr io rity 2)
Dri ver inf orm atio n di spl ay
Ye llow symbols indicate a priority 2 malfunction -Warning!
When a yellow warning symbol appears,
one warning tone sounds.
A driver message appears as well to explain the malfunction 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 [ CHECK
I button .
Check the displayed function as soon as possible . If
more than one
priority 2 malfunction is detected , a ll symbols will appear one after
the other for about 2 seconds.
Yellow symbols mean:
Convenience key*
~ page 120
Key not in vehicle
USA models: ~ page25
Defective brake light
Canad a mod els: ~ page25
Defective brake light
11 Defective light bulb
~ page25
-
Light/rain sensor defective ~ page34
Windshield washer fluid ~ page34
level low
Low fuel leve l
~ page34
Battery voltage ~ page35
Worn brake pads ~ page35
IIDynamic headlight range ~ page35
control defective
-
Check engine oi l level ~ page35
~ page305 ...
Vehicle care I I irechnical data

Driver inf ormati on displ ay
Engine oil sensor malfunction => page 35
._ -
Engine speed limitation* => page 36
--Adaptive Light* defective :::::, page 36
Ignition lock malfunction :::::, page 36
--Windshield wiper defective :::::, page 36
Tire pressure monitoring sys -:::::, page 337
tern
Loss of tire pressure
Tire pressure monitoring sys -:::::, page 337
tern
System not available
Ba ttery in remote control key
--Electromechanical
parking brake
Automatic transmission ma l­
function
A pplies to vehi cles : wi th Conven ien ce key
Key not in vehicle
K ey not in vehicle
=> page 43
=> page 123
:::::, page 160,
=> page 167
-
-
-
-
This reminder appears along with the.., symbol if the master key is
removed from the vehicle with the engine running. It is intended to
remind you (e.g . when changing drivers) no t to continue the journey
without the master key.
If the master key is no longer in the vehicle, you cannot switch off
the ignition after stopping the engine and you also cannot start the
•
engine again . What is more, you cannot lock the vehicle from the
outside. •
Light/rain sensor defective
Au tomat ic he adl ight s/au tomatic wiper s defec tive
If the symbo l illuminates, the light sensor has failed . For safety
reasons the low beams are turned on permanently with the switch
in
AU TO . However, you can continue to turn the lights on and off
using the light switch. In the case of a defect in the rain sensor, the
windshie ld wiper lever functions are still available. Have the
light/rain sensor checked as soon as possible at a dea lership .•
Windshield washer fluid level too low "')
U Please top up washer fluid
If the symbol il luminates, add windshield washer fluid to the washer
system and also to the headlight washer system:::::,
page 316. •
Fuel supply too low Q.)
L Pl ea se refuel
When this symbol il luminates for the first time, the fue l reserve
in your vehicles is still about 2 Gal lons (7 to 9 litersl. Refuel as soon
as possible :::::,
page 296.
If the symbo l lights up, even when there is ample fue l in the tank,
and the text
T an k s yste m m alf un ction ! Cont act w orks hop appears
in the display, there is a fault in the system. Contact a qualif ied work ­
shop to have the fault rectified .•

Battery voltage ~
If the battery's state of charge is not in the optimal range, the
symbo l is shown in the display and the driver message
Low battery
c harge : battery will be charged wh ile dr iving
appears .
Whi le th is d river notification is displayed, you have to be p repa red
for limited starting capabi lity.
Driver message appears and goes out again
If this driver message appears after the ignition is turned on or
w hile driving and it g oes out agai n after a w hile , th e ba tte ry has
been adequately recharged.
Driver message appears and does not go out again
I f this dr iver notification appears after the ignition is turned on or
while driv ing and does n ot go out aga in, the bat tery's state of
charge is not in the optimal range. Starting capability is restricted.
H ave the ba ttery checke d by an au tho rize d Audi deale r as soon a s
poss ible .•
Worn brake pads
Brake pads!
If the wa rning light i lluminates, immediate ly contact your autho ­
rized Aud i d eal er or qualified wor kshop to have a ll brake pads
inspected. On USA models the warning light comes on together
wit h the warning light
BRAKE . Both sets of brak e pads o n an a xle must
a lways be replaced at the same time.
& WARNING
Driving with bad brakes can cause a collision and serious personal
injury.
• If the warning light • and the warning light
BRAKE11 with the
message Brake pads ! comes on in the instrument cluster display ,
Controls and equip ­
ment
Driv er information display
& W ARNING (continued )
immediately contact your author ized Audi dealer or qualified
workshop to have all brake pads checked or replaced if necessary .•
Headlight range control defective ">
l ) Headlight range control defective
If th e sy mbol ill uminates , the dyna mic headlig ht ra nge c ont rol is n o
longer working properly . Have the system checked and repa ired at
yo ur Au di d eale r.•
Engine oil level "'·
Please check oil level
When the symbol il luminates, check the engine o il leve l as soon as
possible =>
page 305. Top off the oi l at your earliest opportu nity
=>
page 306. •
Engine oil sensor defective ~,m,
Oil level! sensor defective
If the symbo l il luminates, contact your authorized Audi dealer and
h ave th e oil sensor insp ecte d. Unt il y ou hav e thi s do ne, c heck the oil
leve l each time you refue l just to be on the safe side=>
page 305. •
11 BRAKE : USA models only
I • •

Driver inf ormati on displ ay
Ap plies to vehicles : wit h en gine sp eed limitat ion
Engine speed limitation ,-;,,
l.r1 Engine speed maximum XXXX RPM
The )t symbo l illuminates when there is an engine control malfunc­
tion. The indicator light
C in the instrument cluster also illumi ­
nates . The engine speed is limited to the speed displayed in the
driver information system. Keep in mind that the engine speed will
not exceed the va lue displayed in the driver information system, for
example when downshifting.
P lease go to an authorized Audi dealer or other qua lified workshop
to have the ma lfunction repaired .•
Ap plies to vehicles: wit h A dapt ive Li ght
Adaptive Light defective t;: :
Adapti ve Li ght defect ive
When this symbol '" illuminates, it means that Adaptive Light is
defective. Go to an authorized dealership to have the head lights or
the control unit for the Adaptive Light repaired. •
Ignition lock malfunction ..,e
If the symbol in the d isplay c omes on, there is a malfunc -
tion in the e lectronic ignition lock. An additional driver
message can be displayed by press ing the [ CHECK ] button:
D efe ctiv e ignition swi tch
- Drive to an authorized service facility at your earliest
convenie nce to have the malfunction corrected .•
Windshield wipers faulty ->
. W in ds hield wi per m alfun ction
When this symbol il luminates, i t means tha t the electronics for
the windshield wipers are defective . Please go to an authorized
dea lership to have the windshield wiper system repaired .•
Speed warning system
Overview
The speed warning system helps you to keep your driving
speed below a set speed limit.
The speed warning system warns the driver if he exceeds a previ ­
ous ly stored maximum speed. A warning tone will sound as soon as
the vehicle speed exceeds th e set speed by about 3 mph (3 km/h). At
the same t ime, a warning symbol appears in the display .
The speed warning system has
t w o wa rnin g thr eshol ds that func­
tion independent ly of each other and that have somewhat different
purposes:
S peed warnin g 1
You can use speed warning 1 to set the maximum speed while you
are driving. This setting will remain in effect until you turn off the
ignition , assuming that you have not changed or reset the se tting .
The speed warning symbol
0 (USA models) /0 (Canada models) in
the warning 1 display appears when you exceed the maximum speed . It goes out when the speed falls below the stored maximum
speed .
The speed warning symbol wi ll also go out if the speed
e xce eds the
stored maximum speed by more than about 25 mph
(40 km/h) for at
leas t 1 O seconds. The stored maximum speed is deleted .
Setting speed warning 1 :::::,
page 37.

Check light in the master key
The check light in the master key provides information
about different conditions .
Check light functions in the master key :
Ve hic le within range of th e key
Fig . 2 8 Check ligh t in
th e m ast er k ey
If the vehicle is within range of the key, the check light comes on
briefly once when a button is pressed.
Ve hic le o utside th e ra nge of th e key
I f the vehic le is outside the range of the key, the check light comes
on briefly once and then shows the status of the vehicle door locks:
• If the light is flashing qu ickly, the vehicle is not locked.
• If the light is flashing slowly, the vehicle is locked.
S ta te o f m aster key batt ery
I f the check light does not come on, the battery is dead and has to
be rep laced. In addition , when the battery is dead the symbol
appears in the instrument cluster disp lay as well as the message :
Please re place ma ste r ke y battery
Battery replacement => page 43 .
Con tro ls and eq uip­
ment
Op ening and clo sing
[ i ] Tip s
Please note that the current state of the vehicle door locks can only
be recalled with the master key that was last used to lock the
vehicle. It is possib le tha t a different state is shown for the door
locks on the other master key which is not the same as that of the
vehicle .•
Master key battery replacement
Each master key contains a battery housed under the
cover.
Fi g. 29 M aster key:
o peni ng th e cover
We recommend having the battery changed by an autho­
rized dealership . However, if you wish to replace the dead
battery yourself, p roceed as follows:
- Pry apart the base => fig . 29
@ and the cover @ carefully
with a coin.
- Remove the cover (arrow).
- Remove the dead battery f ram the cover.
- Install the new battery. Please make certain that t he"+"
sign on the batte ry faces down. Correct po larity is shown
on the cove r.
ti>
Vehicle care I I irechnical data

Openin g a nd clo sin g
- Place the cover w ith the new battery on the key base and
press both parts together.
c£> For the sake of the environment
Dispose of dead batteries properly so as not to pollute the environ ­
men t.
[ i J Tip s
The replacement battery mus t be the same specification as the
original. •
Electronic immobilizer
The immobilizer helps to prevent unauthorized use of
your vehicle.
A computer chip inside your key automatically deactivates the e lec ­
tronic immobilizer when you inser t the key in the igni tion lock, or on
vehic les with Convenience key *, when the key is inside th e vehicle.
When you remove the key from the ignition lock , or on vehic les with
Conv enience key, when you r emove the key from the vehicl e, the
e lectronic immobil izer is automatically activated once again .
If an unau thorized key was used, SAFE is displayed continuous ly in
the odometer disp lay field .
& WARNING
Always take the key with you when you leave the vehicle . The key
ca n dis arm the el ectronic eng ine immobili zer and pe rm it an u nau­
thori zed per son to start the engine and enable op era tion of the
v ehi cle sys tem s such as po wer w ind ow or p ower s unroof* lead ing
to seriou s per son al injur y.
[ i J T ip s
• Your engine can only be started using the factory -equipped key .
• You may not be able to start your vehicle if an ignition key of a
differen t vehicle make is also located on your set of keys.
• For Declaration of Compliance to United States FCC and Industry
Canada regulations~
page 375. •
Valet key function
The valet key function prevents unauthorized persons
from opening the glove compartment or rear lid.
Fig . 3 0 Center
cons ole: butto n fo r
val et key fu nct ion
A ctiv ating and de activating the fun ction
- Insert the master key in to the ignition loc k and switch on
the ignition .
- Press the
[VALE T) button => fig. 30 to activate/ deact ivate
the funct ion as desired. The ind icator light in the button
illuminates when the funct ion is active.
- Remove the master key from the ignition lock.
- Hand over on ly the
valet key=> page 41 , fig. 26 to the
person who will take c harge of the ve hicle.

When the function is switched on, the buttons for opening the rear lid and glove compartment have no function. However, please note
the following exceptions :
Exceptions
If the ignition has been switched on using the master key, you can
still open the glove compartment .
As long as the ignition is switched off, you can still open the rear lid
using the rear lid button on the
master key ,c::::s. The same holds true
for using the rear lid release handle in conjunction with the Conve­ nience key*.
For this reason, be sure to only hand over the
valet key to the person
who will take charge of your vehicle.
[ i] Tips
Be sure to activate the function before handing over the valet key to
someone else. The valet key only fits the lock in the driver's door and
the ignition lock. •
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 48
• Remote control feature=> page 42
• Convenience key*=> page 52
• Anti-theft alarm system=> page 54
Controls and equip ­
ment
Opening and closing
All the doors and the rear lid are locked by the central locking
system when you lock the vehicle. You can set whether generally
only the driver'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 individual desires=> page 48.
Unlocking the vehicle
You can unlock the vehicle from outside either by using the remote
control
or by inserting and turning the key in 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 unlocking the vehicle, you have 60 seconds to open a door
or the rear lid. Aft er 60 seconds, the vehicle automatically locks and
the anti-theft alarm system activates again.
The rear lid can be locked or unlocked either by using the remote
control
or by inserting and turning the key in the driver's door lock.
Unlocking the vehicle with the remote control will only
unlock the
rear lid, to
open it. the lid handle needs to be pressed.
Locking the vehicle
You can lock the vehicle from outside either by using the remote
control
or by inserting and turning the key in the drivers's door lock.
When you
lock the vehicle :
• All doors and the rear lid are locked .
• All turn signal lights will flash once when the car is locked .
• The anti-theft alarm system is activated . The horn of the anti­
theft alarm system will sound and the anti -theft alarm system readi­
ness light, located in the upper part of the driver's door panel, will
start to blink .
• The vehicle interior lights turn off.
I • •

Whether on ly the driver's door or the entire vehicle is
unlocked w hen the o pen ing button © is pressed once,
depends on the settings in the MMI Central l ocking menu
=> page 48.
To unlock th e vehi cle CD
- Press button @.
- Press button @
two times within two seconds to unlock
all doors and the rear lid .
To lo ck th e vehicle
t'.D
- Press button ® => & in "General description" on
page 45.
- Watch that all turn signal lights flas h once .
To unlo ck r ear lid only
~
- Press button @ for app roximately one second .
PANIC Button
- Push the red button @to activate the panic function . The
horn sounds a nd t he turn signals flash.
- Push the button@ again to deact ivate the pa nic func ­
t io n.
On vehicles wi th Convenience key *, the sele ctor lever must be in the
P position, otherwise the vehic le cannot be locked.
& WARNING
Read and fo llow all WARNINGS ::::> & in "General de scription " on
page 45.
Con tro ls and eq uip­
ment
Op ening and clo sing
[ i ] Tip s
• In order to make sure the locking function is working, you should
always keep your eye on the vehicle to make sure it is proper ly
locked .
• Do no t use the remote control if you are inside the car, otherwise
you may un intent ionally lock the vehicle , and then you would set off
the anti -theft alarm when you try to start the engine or open a door .
In case this happens anyhow, push the un lock button
II).
• Use the panic function only if you are in an emergency
s ituation. •
Operating locks vvith the key
To lock and unl ock the vehicle from the outside, turn the
key in the lock of the driver 's door.
, 1~
ff-= ~;:__, @-i3 ®
To unlock th e veh icle
F ig. 32 Key turn s for
o penin g and clos in g.
- Insert the key into the lock of the driver 's doo r.
- Turn the key
one time to posit ion @ to unlock the driver 's
doo r.
- Turn the key
two times to position @=> fig . 32 to unlock
all doors and the rear l id. .,_
Vehicle care I I irechnical data

Locking and unlocking the vehicle from inside
The vehicle can be locked or unlocked from the inside
using the p ower locking switches .
Fig . 3 4 F ront doo rs:
powe r lock ing s witch
F ig . 35 Rear doors:
p owe r lock ing swi tc h
How to lo ck all doors and th e re ar lid
simult aneously
- Press lower part of the power locking switch
@ => &.
How to unlock all doors and the rear lid
simultaneously
- Press the upper part of the switch
0.
Con tro ls and eq uip­
ment
Op ening and clo sing
How to unl ock ea ch door separat ely us ing th e
d oo r handl e (front doors)
- Pull the handle to open the door .
How to unlock each door separ ately us ing the
door h andle (r e ar doors )
- P ull the doo r handle
once to re lease the lock .
P ull the handle
twice to open the door.
You will find a power locking switch in each door. You can lo ck and
u nlo ck the vehicle using the switches in the driver's or passenger's
door => fig . 34 . You can only
lock the vehicle using the switches in
the rear doors=> fig. 35. If you lock the vehicle using the
pow er
lo ck ing switch ,
please note the following :
• You cannot open the doors or the rear lid from the
outside
(increased security, for examp le when you are stopped at a red
light).
• The diodes in the power locking switches illuminate when all the
doors and the rear l id are closed and locked.
• All diodes turn dark as soon as one of the doors has been
unlocked .
• You can unlock and open the doors from the inside by pulling on
the door hand le .
• If the driver's door is opened (after you have locked the vehicle
from the inside using the power locking switch), the door will
rema in un locked to preven t you from locking yourself out o f your
vehicle . After you c lose the door, you have to lock the driver's door
again .
• If you have a crash and the airbag is activated, the doors auto-
mat ically un lock . _.,
Vehicle care I I irechnical data