2013 AUDI A8 engine

14 Instruments and warning/indicator lights
•
Dynamic steering* ./
¢page2 2
Air suspension *
¢page 18
Sport diff erential *
¢page22
Other indicator lights
II
II
Turn signals
¢page 22
l
r.r:Tnm USA models: Cruise con trol *
~ ¢page90
•
I
•
•
•
Canada models: Cru ise cont ro l*
¢ pa ge 90
Adaptive cruise control *
¢page95
Adaptive cruise control*
¢ pag e 95
Adaptive cruis e control *
¢page 95
Audi lane assist*
¢ page 102
Start-Stop-System *
¢page87
Start-Stop-System*
¢page 87
High beam
¢page 47
BRAKE /(0 ) Brake system
The ligh t ill umina tes w hen the ig nit ion is
sw itc hed on. It goe s ou t aft er the eng ine ha s
b een star ted. This in dicates tha t the bra ke
war ning light is functioning properly .
If the brake warning light does not light up
when the engine is cranking , there may be a malfunction in the electrical system
. In this
case , contact your Audi dealer .
If the br ake sys te m wa rn in g/ ind icato r l ight
tu rns on, there is a b rake sys tem m alfunc tion .
1111 (USA models) /. (Canada models)
Stop vehicle and check brake fluid level
If the indicato r light turns on and the mes­
sage appea rs , proceed as fo llows:
.,. Pull off the road.
.,. Stop the vehicle.
.,. Tur n off the engine .
.,. Check t he b rake fluid level ¢
page 242 .
.,. Con tact yo ur nea rest au thorized repair fa-
cility if necessa ry.
Warning! Fault in brake system . Contact
dealer
If the ABS ind icat or light liJ (U SA mode ls)/
liJ (Canada mode ls), the ESC ind icator light
Ji) and t he b rake system ind icator light
1111 ( U SA mo de ls)/ . (Canada mode ls) turn
o n and the message app ears, the A BS, ESC
and braking distr ib uti on are no t wo rking¢ ,&..
Carefully drive to your author ized Audi dealer
i mmediat ely to have the malfunct io n correct­
ed ¢& .
1111 (USA models )/. (Canada models)
Parking brake: system fault! Please contact
dealer
- If the ind icator light and t he message ap ­
pear
when stationary or after switching the
ignition on ,
check if you can re lease the
pa rk ing brake . Afte r releasing the parki ng
bra ke, ca refully d rive to your author ized
Aud i dea le r i mmedia tely to have the ma l­
fu nction co rre cted.
If yo u ca nno t r ele ase the
pa rk ing br ake, see k professiona l assistan ce .
- If the ind icator lig ht and t he message ap ­
pea r
while driving , th e emergen cy b ra ki ng
fu nction may not be av ail ab le. It may not be
possible to set the par king b rake or re lease
it once it has been set. See k profess iona l as ­
sistance.

Instruments and warning/indicator lights 15
(USA models): If the warning light 1111 and
the warning light
EiJ appear together, imme­
diately contact your authorized Audi dealer or
qualified workshop to have all brake pads in­
spected
¢ page 20 .
When t he light comes on, an audible warning
signal is also given.
A WARNING
-Always observe the warnings in
¢ page 226, Engine compartment, be­
fore 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: Ifthe llll warning light,
the
G1 warning light and the firlilJ warn­
ing 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 quali­
fied workshop. Drive slowly and avoid sudden, hard brake applications.
- Canada models: If the brake warning
light ., the
DJ warning light and the
ABS warning light
BJ 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 acci­
dent . Have your vehicle repaired immedi­
ately by your authorized Audi dealer or a
qualified workshop. Drive slowly and
avoid sudden, hard brake applications.
- If the brake warning/indicator light does
not go out after a few seconds and the
parking brake is released, or lights up
while you are driving, the fluid Level in
the brake fluid reservoir is too low. If you
believe that it is safe to do so, proceed
immediately at low speed to the nearest
authorized Audi dealer or qualified repair
facility and have the brake system in­ spected. -
Always keep in mind that after several
brake applications, you will need greater
pressure on the brake pedal to stop your
vehicle. Do not rely on strained brakes to
respond with maximum stopping power
in critical situations. You must allow for
increased braking distances. The extra
distance used up by fading brakes could
lead to an accident.
PARK/( ®) Electromechanical parking
brake
The warning/indicator light monitors the
electromechanical parking brake.
If the indicator light - (USA models)/ .
(Canada models) turns on, the parking brake
was set. If the parking brake is set when the
ignition is off, the indicator light turns off af­
ter about 20 seconds.
Th e warning/indicator light will go out when
the parking brake is released.
- (USA models) ,. (Canada models)
Caution: Vehicle parked too steep
If the indicator light blinks and the message
appears, there is not enough braking power to
ke ep the vehicle from rolling . The brakes have
overheated. The vehicle could roll away even
on a small incline .
Press brake pedal to release parking brake
To release the parking brake, press the brake
pedal and press the button
@ii or start driving
with starting assist at the same time
¢page 86 .
Please release parking brake
To release the parking brake manually , press
the brake pedal and press the button~ at the
same time. The parking brake only releases
automat ica lly if the driver's safety belt is fas­
tened .
ES Parking brake!
If the ES indicator light turns on and this
message appears, there is a parking brake
malfunction. Drive to your authorized Audi

16 Instrum ent s and w arn ing /indic ato r light s
dealer or qualified workshop immediately to
have the ma lfunction corrected.
_ l Engine cooling system malfunction
A malfunction in the engin e cooling system
must be repaired as soon as possible .
• Swit ch off en gine and ch eck c oolan t leve l
If the indicator light turns on and the mes­
sage appears, the coo lant temperature is too
h igh or the coo lant level is too low.
.. Pull off the road .
.. Stop the vehicle .
.. Turn off the engine.
.. Check coolant level
¢page 240.
.. Add coolant if necessary ¢ page 241.
.,. Contin ue driving only after the eng ine cool­
ant warning/indicator light goes o ut.
.. Contact your authorized Audi dea ler for as-
sistance if necessary .
I f the engine coolant level is correct, then the
radiator fan may be the cause of the malfunc­
t ion.
• Coo lan t te mpera ture t oo high! Pl ease let
e ngine run with veh icle st a ti on ary
If the indicator light turns on and the mes­
sage appears in t railer mode*, let the engine
r u n at id le for a few m inutes to cool down.
& 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 46, Emergency
flasher .
-
-Never open the hood if you see or hear
steam or coolant escap ing from the en­
gine compartme nt -you risk being scald­
ed . Wait until you can no longer see or
hear steam or coo lant escaping.
- The engine compartment of any veh icle
is a dangerous area . Before you perform
any wor k in the engine compartment,
t ur n of the eng ine and allow it to cool. Follow the warning stickers
¢
page 226,
Engine compartment .
@ Note
Do not continue driving if the. symbo l
i ll uminates . There is a malfunction in the
engine cooling system -you could damage
your engine.
% Safety belts
This warning/indicator light reminds you to
put on your safety belt.
T he . warning/ indicator light illum inates
when the ignition is switched on to remind
the driver and any front passenger to put on
the safety belt. Addit iona lly, an acoustic warn­
ing (gong) w ill also sound .
For more Information ¢
page 144, {t Safety
belt warning light .
0 Battery
This warning/indicator light detects a mal ­
function in the generator or in the vehicle 's
electrical system.
T he . warning/ indicato r light illuminates
when you switch on the ignition and must go
out after the engine has started.
• Alternator fault: Batt ery i s not b ein g
charged
If the indicator light turns on and the mes­
sage appears, there is a malf unct ion in the
generator or veh icle elect rical system.
Drive to your authorized Audi dealer or quali­
fied workshop immed iate ly. Be cause the veh i­
cl e battery is discharg ing, tu rn off all unnec­
essary elec trical equipmen t such as the rad io .
Seek professiona l assistance if the battery
c h arge level is too low.
(•) Low battery char ge: battery will be
charg ed while d riving
If the indicator light turns on and the mes­
sage appears, there may be limited sta rting
ability.

Instruments and warning/indicator lights 17
If th is message turns off after a litt le whi le,
the battery charged enough whi le driving.
If the message does not turn
off, have your
authorized Audi dealer or qua lified workshop
correct the malfunction .
'l:::7-: Engine oil pressure malfunction
The red engine oil pressure warning symbol
requires immediat e servic e or repair. Driving
with a Low-oil-pressure indication is Likely to
inflict severe damage to the engine .
• Switch off engine and check oil level
If the indicator light turns on and the mes­
sage appears, the oil pressure is too low.
.,. Pull
off the road .
.,. Stop the vehicle .
.. Turn
off the engine .
.,. Check the engine oil level c::> page 23 7.
.,. If the engine oil leve l is too low, add engine
o il
c::> page 238. Make sure that the oil p res ­
s ur e warning symbol. appears no longe r
in the display before you start driving again.
.. If the engine oil leve l is correct and the indi­
cator light st ill turns on, turn the engine
off
and do not continue driving. Seek professio­
nal assistance.
-The engine oil pressure symbol. is
not an indicator for a low engine oil lev­
el. Do not rely on it. Instead, check the
oil level in your engine at regular inter­
vals, preferably each time you refuel,
and always before going on a long trip.
- The yellow oil level warning indication
II requires oil refill or workshop serv­
ice without delay . Do not wait until the
red oil pressure warning. starts to
flash before you respond to the low oil
level warning
II. By then, your engine
may already have suffered serious dam­
age .
~ Engine oil level
• WARNING: Please add oil immediately
When the symbol and the driver message ap ­
pear, the oil has to be replen ished right now
c::> page235.
If the indicator light and the message appear,
add engine oil immediately
c> page 238 .
II Add oil, max. x qt (l). You may continue
driving
When the symbol and the driver message ap ­
pear, add the amount of oil appearing in the
display at the next opportunity
c::>page 235.
@-Steering column lock
• Do not drive vehicle: Steering defective
If the indicator light turns on and the mes­
sage appears, there is an e lectronic steering
column lock malfunction. You cannot switch
the ignition on.
Do
not tow your vehicle because it cannot be
steered. Seek professiona l assistance .
1!11 Steering lock: system fault. Please con­
tact dealer
If the indicator light turns on and the mes­
sage appears, there is an electronic stee ring
column lock malfunct ion.
Drive to your authorized Audi dealer immed i­
ate ly to have the malfunction corrected .
.8, WARNING
-
Your vehicle must not be towed in the
event of a malfunction in the elec tron ic
steering column lock because it cannot be
steered due to the locked steering . If it is
towed with the steering locked, there is
the r isk of an accident.
© -Engine start system
• Engine start system fault. Please con­
tact dealer

18 Instruments and warning/indicator lights
If the indicator light turns on and the mes­
sage appears, do
not switch the ignition off
because you may not be able to switch it on
again.
Drive to your authorized Audi dealer immedi­
ately to have the malfunction corrected.
II! Engine start system fault. Please con­
tact dealer
If the indicator light turns on and the mes­
sage appears, there is a malfunction in the en­
gine start system.
Drive to your authorized Audi dealer immedi­
ately to have the malfunction corrected.
0 Air suspension
• Air suspension: system fault. Can contin­
ue slowly with max. 35 mph.
There is a malfunction that can result in re­
stricted driving stability.
Carefully drive at a maximum speed of 35
mph (60 km/h) to your authorized Audi dealer
or qualified workshop to have the malfunction
corrected.
• Air suspension: service mode. Vehicle
can only be moved with restrictions
Carefully drive to your authorized Audi dealer
or qualified workshop immediately to have
the service mode deactivated.
II Air suspension fault
There is a system malfunction that can result
in restricted driving stability or reduced
ground clearance.
Drive to your authorized Audi dealer immedi­
ately to have the malfunction corrected.
II Air suspension: vehicle too low. Ground
clearance reduced
The ground clearance is very low due to a sys­
tem malfunction . Wait until the air suspen ­
sion system has restored normal ground clear­
ance. Otherwise, conditions such as an uneven
road surface can lead to vehicle damage.
AIR/ e;, 5 f BAG -, a ety systems
The fl (USA models)/E,l(Canada models) indi­
cator light monitors the safety systems e.g.
airbags, pretensioners and illuminates for a
few seconds each time you switch the ignition
on.
If the
fl (USA models)!E,I (Canada models)
indicator light does not go out, or if it illumi­
nates while you are driving, or if it starts to
blink, then there is a malfunction somewhere
in the system.
If the light does not illuminate
when you switch the ignition on, this also means there is a malfunction.
A WARNING >=
If you have a malfunction in the safety sys-
tems, contact your authorized Audi dealer
immediately. Otherwise the safety sys­
tems may not work properly in an acci­
dent.
f'!.l f); Electronic Stabilization Control
(ESC)
This warning/indicator light monitors the
Electronic Stabilization Control.
When you switch the ignition on, the indicator
light
D.1 turns on briefly to check the function.
If the
Ip] indicator lamp blinks while driving,
the ESC or ASR (Anti-Slip Regulation) is active­
ly regulating.
If the
Ip] indicator lamp illuminates, the sys ­
tem has switched the ESC off.
If the indicator light
I turns on, the ESC was
switched to ESC sport mode with the button
[!l ¢ page 198. If this is case, you can reacti­
vate the ESC by switching the ignition off and
then on again. The warning/indicator light
should go out to show that the system is fully
functional again.
Stabilization control (ESC/ABS): Fault! See
owner's manual
111-

20 Instruments and warning /indicator lights
the rear wheels could lock up first under
hard braking. Rear wheel lock-up can
cause loss of vehicle control and an acci­
dent . Have your vehicle repaired immedi­
ately by your authorized Audi dealer or a
qualified workshop . Dr ive slowly and
avo id sudden, hard brake applicat ions.
(0) Wo rn b rake pad s
liJ Brake pads!
If the warn ing l ight illuminates, immediately
contact your authorized Audi dealer or quali­
fied workshop to have all brake pads inspect­ ed. On USA models the warni ng light
liJ
comes on together with the warning light
1111 -Both sets of brake pads on an axle
must always be replaced at the same time .
A WARNING
Driving with bad brakes can cause a colli­
sion and serious personal injury .
- If the warning light
liJ and the warning
light
11111 ) with the message Brake
pads!
comes on in the instrument cluster
display, immediately contact your au­
thorized Aud i dealer or qualified work­
shop to have all brake pads checked or
replaced if necessary.
EPC Electronic powe r cont rol
This warning/indicator light monitors the
electronic power control .
The~ warn ing/ indicator light (Electronic
Power Control) illuminates when you switch
the ignition on as a function check .
(D Tips
If this warning/indicator light illuminates
while you are dr iving, then there is a mal­
function in the engine electron ics. Have
the malfunction corrected as soon as pos­
sible by your authorized Aud i dealer or
qualified repair facility.
l) - : USA mod els only
-
o Malfunction Ind icator Lamp (MIL )
The Ma lfunction Indicator Lamp (MIL) is pa rt
of the On-Board Dia gnostic (OBD II) system.
The symbo l
¢-ff lights up when the ignition is
switched on and will turn off after the engine
has started and has settled at a constant idle
speed. This indicates that the MIL is work ing
proper ly.
The warning light illuminates when there is a
malfunction in the engine electronic system.
Contact your authori zed Audi dea ler and have
the malfunction corrected.
An improperly closed fuel filler cap may also
cause the MIL light to illuminate
c:> page 230.
For more information c:> page 28.
!?) Engine speed lim itation
Applies to vehicles: wit h engine speed li mitatio n
lfl Engine speed maximum XXXX RPM
The eng ine speed is automatically limited to
the speed displayed in the driver information
system . This protects the engine from over ­
heating.
T he eng ine speed limitation deactivates once
the engine is no longer in the critical tempera­
ture range and you have re leased the accele ra­
tor pedal once.
If the engine speed limitation was activated
by an engine control malfunction, the indica ­
tor light~ also turns on . Make sure that the
speed does not go above the speed displayed .
Drive to your authorized Audi dealer immedi­
ately to have the malfunction corrected .
· ~ Engine oil level
Ill Add oil, max. x qt (l). You may cont inue
driving
When the symbol Ill and driver message ap­
pear, add the amount of oil appearing in the
display at the next opportunity
c:> page 238.

Instruments and warning/indicator lights 21
't'::1".., Engine oil sensor
II Oil level! Sensor defective
If the symbol illuminates, contact your au ­
thor ized Audi dealer and have the oil sensor
in spected. Until you have th is done, check the
oil level each time you refuel just to be on the
safe side¢
page 23 7.
Bil Fuel level indicator
ID] Please refuel
If the indicator light turns on for the first
time and the message appears, there are
about 4 gallons (15 liters) of fuel left in the
tank. Time to refue l
¢page 229.
1B] Tank system malfunction! Contact dealer
If the indicator light turns on and th is mes­
sage appears, there is a malfunction in the
tank system .
Drive to your authori zed Aud i dea ler immedi­
ately to have the malfunction corrected.
<;;> Windshield washer flu id level
- Please refill washer fluid
If the symbol illuminates, add windshield
washer fluid to the washer system/headlight
washer system* ¢
page 247.
'1:> Windshield wipers
E•$ vVindshield wiper defective
There is a malfunct ion with the w indshield
wipers .
Drive to your authorized Audi dea ler immedi­
ately to have the malfunction corrected.
~ l}D 10$ Defective light bulb warning
i -If the indicator light turns on, a bulb has
fa iled . The message indicates the location of
the bulb.
El-if a fog lamp* has failed, the indicator
light turns on to indicate the location on the
vehicle.
au-if a rear fog lamp has failed, the indicator
light turns on to indicate the location on the
vehicle.
Vehicle lights : malfun ction
If the message appears, there is a malfunc­
tion in the headlights or light sw itch .
Drive to your au thorized Audi dealer immedi­
ate ly to have the malfunction corrected .
A WARNING
-Light bulbs are pressurized and could ex­
plode wh ile they are being changed caus­
ing serious personal injury.
- Work with due care when hand ling the
h igh-vo ltage sect ion of gas discharge
(xenon) lights . Failure to do so could re­
sult in death or serious injury.
(D Tips
Have the bu lb replaced or the connect ion
repaired by your authorized Audi Service
department .
~0 Headlight range control
II Headlight range control: defective!
If the symbol illum inates, the headlight range
control is no longer working properly. Have
the system checked and repaired at your A udi
dealer.
§0 Adapt ive Light
Applies to vehicles: with Adaptive Light
mfJ Audi adaptive light: system fault
If the indicator light turns on and this mes­
sage appears, there is a malfunct ion in the
adaptive light system . The headlights sti ll
functio n.
Go to an authorized dealership to have the
headlights or the control unit for the Adaptive
Light repaired.

22 Instruments and warning/indicator lights
@.D Light/rain sensor
II Automatic headlights/automatic wipers:
system fault
If the indicator light turns on and this mes­
sage appears, the light/rain sensor is not
functioning correctly.
For safety reasons the low beams are turned
on permanently with the switch in AUTO .
However, you can continue to turn the lights
on and off using the light switch. You can still
control all functions that are independent of
the rain sensor through the windshield wiper
lever.
Contact your authorized Audi dealer as soon
as possible to have the problem corrected.
@! Dynamic steering
'T-ij Steering: system fault. you can continue
driving
If the indicator light turns on and the mes­
sage appears, the steering may be more diffi­
cult to move or more sensitive than usual. The
steering wheel may also be at an angle when
driving straight.
Drive slowly to your authorized Audi dealer or
qualified workshop to have the malfunction
corrected.
(;y.ij Dynamic steering: initializing
If this driver message appears and the indica ­
tor light is flashing on the instrument panel,
dynamic steering is being reinitialized . Once
you start the engine after this is finished, the
steering wheel will be easy to move . Re-initi­
alization might be necessary if the steering
wheel was moved hard to the left and right
while the vehicle was not moving. The display
goes out as soon as initialization is complete.
A WARNING
-
Have the dynamic steering system mal­
function repaired as soon as possible by an
authorized Audi dealer or any qualified
workshop -risk of accident!
(D Tips
- The dynamic steering stability systems
are not available in the event of a system
malfunction.
- For additional information on dynamic
steering, refer to¢
page 109.
~= Sport differential
I'll Sport differential: system fault
There is a malfunction with the sport differen­
tial.
Drive to your authorized Audi dealer immedi­
ately to have the malfunction corrected.
I'll Sport differential: overheating
The transmission temperature has increased
significantly due to the sporty driving manner. Drive in a less sporty manner until the tem­
perature returns to the normal range and the
indicator light switches of.
.&_ WARNING
Contact your authorized Audi dealer or a
qualified workshop if the sport differential
is faulty or malfunctioning. The repair
must be performed by trained personnel
using the correct oil in order to ensure
safety.
¢i ¢ Turn signals
-
The indicator light blinks when you use either
turn signal.
Whenever you use the left Hor the right II
turn signal, the indicator light blinks. When
you use the emergency flashers, both indica­
tor lights flash .
If one of the turn signal light bulbs burn out,
the turn signal will blink twice as fast as nor­ mal. Carefully drive to your authori zed Audi
dealer immediately to have the malfunction
corrected. The indicator light does not indi­
cate a malfunction if a turn signal on the trail ­
er or on the vehicle fails in trailer towing
mode. ..,