2011 AUDI A5 COUPE warning lights

For more Information=> page 181, "Safety belt warning light~".•
Malfunction Indicator Lamp (MIL} ~
The Malfunct ion Indicator Lamp (MIL) is part of the On-Board Diag­
nostic (OBD II) system . The symbol lights up when the ignition is
turned on and will turn off after the engine has started and has
sett led at a cons tan t idle speed. This indica tes tha t the MIL is working
properly .
T he warning light illuminates when there is a malfunction in the
eng ine e lectro nic system. Contac t your authorized Audi dealer and
have the mal function corrected .
F or mo re informat io n =>
page 29. •
High beam ~D
The aD warn ing/ indicato r light ill uminates when the h igh beams a re
on or when yo u use the headlig ht flasher . For more information about
using the high beams, see=>
page 62. •
Cruise control CRUISE (USA models}/ (,)<)
(Canada models}
Th e wa rn in g/ind icator lig ht ill umina tes when the c ruise contro l is
activated. •
Controls and equip ­
ment Safety first
Instruments and warning
/indicator lights
Anti-lock brake system (ABS}
A
.:> (USA models}/ .....-(Canada models}
This warning/indicator light monitors t he ABS and the
electronic differentia l lock (E DL).
T he warning/indicator light w ill come on for a few seconds when the
ignition is sw itched o n. The light w ill go out after an automat ic check
sequence is comp leted .
There is a malfunction in the ABS when:
• The warnin g/in dica tor lig ht does not illumina te whe n you switc h
on the ig nitio n.
• Th e warn ing/in dicat or l ight does not go o ut a fter a few seconds .
• The warning/ind icator lig ht ill uminates while d riving.
The brake system will still re spond even without the assistance of
the ABS system . See your authorized Audi dealer a s soon as
possible to restore full braking performance.
For more informat ion
rega rding the ABS=>
page 241 .
The ABS w arning light and the brake warning light come on
together. The ABS will not work and you will notice a change in brak ing response and performance.
Malfunction in the brake system
If the b rake warn ing light => page 18 and the ABS warning ill uminate
together there may be a malfu nction in t he A BS, a nd the re may a lso
be a malfunction in the brake system itself => & .
I n t he even t of a
malfunction in the brake system the warning/ indi ­
cator light
BRA KE (USA models)/ ((D) (Canada models) in the instrume nt
clu ster flashes . By pressing the
[SETI bu tton, you can b ring up a
dr ive r message which ex pla ins the ma lfunction in more deta il. Please
note =>
page 33. .,,,
Vehicle care Technical data

Instruments and warning/indicator lights
Malfunction in the electronic differential lock (EDL)
The ED L works toge ther w ith the ABS. The ABS warn ing lig ht w ill
come on if there is a mal func tion in the EDL system=>
page 238 . See
your authorized A udi dea le r as soon as poss ible .
& WARNING
• If the .. (USA models )/ ...,. (Canada models ) wa rning light
does not go out , or if it comes on while driving, the ABS system is
not working properly. The vehicle can then be stopped only with
the standard brakes (without ABS ). You will not have the p rotec­
tion ABS provides. Contact your authorized Audi dealer a s soon as
pos sible.
• USA models : If the BRAKE warning light and the M, warning
light come on together, the rear wheels could lock up fir st under
hard braking. Rea r wheel lock-up can cause loss of vehicle cont rol
and an accident . Have your vehicle repaired immediately by your
autho rized Audi dealer or a qualified work shop. Dri ve slowly and
avoid sudden, hard brake applications.
• Canada models: If the brake warning light 0 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 you r authorized Audi dealer or a qualified wo rkshop.
Drive slowly and avoid sudden , hard brake applications .•
Electromechanical parking brake
~[ (USA models)/ (®) (Canada models)
The warning/indicator light monitors the electromechan­
i c al parking brake .
With the parking brake app lied and the ignition turned on, the
wa rning/ind icator light illum ina tes . Afte r th e ign it io n has been
turned off, the wa rning/ind icator light continues to illuminate for
about 30 seconds . If the parking brake is applied with the ignition turned off, the warning/indicator light
illuminates fo r about 30
se cond s.
T he wa rn in g/ind icator light will go out when the parking brake is
re lease d.
If the war ning/ indi cato r l ight flashes cont in uo usly
after applying the
park ing b rake, braking force is not sufficient to prevent the vehicle
fr om rolling unin ten tionally. Please note the following:
• If the slope of the ground is too steep to par k the ve hicle, the addi ­
tional drive message appears
Caution: Vehicle parked too steep .
• In the event of a pa rking b rake malfunction, the ye llow symbol
appea rs in the instrument cluster display and the driver message
Parking brake malfunction! is displayed . Have the malfunction
repaire d as soon as possible by an authorized A udi dea le r or any other
qualified workshop .•
Brake system BRAKE (USA
models)/ ((D) (Canada models)
Th e warn ing/indica tor li ght flas hes if br ake fluid level is
lo w, if there i s an A BS system malf unctio n or a parki ng
b ra ke malfu nction.
Th e light i lluminates when the ignition is turned on . It goes out after
t he engine has been sta rted . This indicates that t he b rake 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 an authorized Aud i dealer.
If t he brake system wa rning/indicator light flashes, the re is a bra ke
system malfunction. By pressing the
[ SET] button, you can bring up a
dr ive r message w hich expla ins the ma lf unc tion in more deta il
=>p~e33. ~

If the ABS fails, the ABS warning/indicator light ~r (USA
mode ls)/ (C anada mode ls) flashes toge ther w ith the br ake system
wa rning/ind icator light=> &.
(USA models): If the warning light
BRAKE and the warning light i llu­
m inate together, immed ia te ly co ntac t your author ized A udi deale r or
qualified workshop to have all brake pads inspected=>
page 38.
When the light comes on, an a ud ible w arni ng s ign al is also given.
& WARNING
• USA model s: If the BRAKE warning light and the S warning
light come on togethe r, the rear wheels could lock up first under
hard braking . R ear wheel lock-up can cause lo ss of vehicle control
and an accident. Ha ve your vehicle repa ired immediately by you r
authorized Audi dealer or a qualified work shop. Driv e slowly and
avoid sudden , hard brake applications.
• Canada model s: If the brake warning light(@ and the ABS
warning light ,. come on togethe r, the rear wheels co uld lock up
first under hard braking. Rear wheel lock-up can cau se lo ss of
veh icle cont rol and an accident . Have your vehicle repaired imme­
diately by your authorized Audi dealer or a qualified workshop.
Drive slow ly and avoid sudden, hard brake applications .
• If the brake warning/indicator light doe s not go out after a few
seconds and the parking brake released, or lights up while you are
driving , the fluid level in the brake fluid rese rvoir is too low. If you
believe that it is safe to do so, proceed immediately at low speed
to the neare st authorized Audi dealer or qualified repair facility
and have the brake system inspected .
• Always keep in mind that after several brake applications , you
will need greater pressure on th e brake pedal to stop your vehicle .
Do not rely on strained brakes to respond with maximum stopping
power in critical situation s. You must allow for increased braking
distances. The extra distance used up by fading brakes could lead
to an accident . •
Controls and equip ­
ment Safety first
Instruments and warning
/indicator lights
Vehicle care Technical data

0 Alternator failure => page 33
BRAKE
USA models: =:>page 33
Brake system malfunction

Canada models: =:>page 33
Brake system malfunction
- -
4-
Engine coolant level too =:>page 34
low/engine coolant temperature
too high
~ Engine oil pressure too low =:>page 35
~ II Refill engine oil now =:>page 35
@-e Steering malfunction =:> page 36
©-1 Ignition lock malfunction ::::>poge36
-
Alternator malfunction 0
If the O symbol in the instrument panel display flashes, then there
is a malfunction in the alternator or the vehicle electron ics . A warning
to the driver will appear, too . The driver warning goes out after about
5 seconds, but it can be brought up at any time by pressing the
!SETI
button again.
Usua lly, you can sti ll drive to the next dea lership. Turn off all but the
most necessary e lectr ica l consumers, s ince these dra in the vehicle's
battery.
0 Note
If the the _ f_ warning symbol (coolant system malfunction) a lso
lights up on the instr ument panel during the trip =>
page 34, then
Controls and equip ­
ment Safety first
•
Driver information display
you
have to stop immediately and turn off the engine . The coolant
pump is not work ing anymore--danger of damage to the engine! •
Brake system malfunction
A malfunction in the brake system must be repaired as
soon as possible.
If the warning/indicator light BRAKE (USA models)/((D )
(Canada models) in the instrument cluster flashes, there is a
brake system malfunction . 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 at
any time by pressing the
[SET] button again.
Stop the Vehicle and Check the Brake Fluid
-Stop the vehicle .
- Check the brake fluid level=>
page 284.
-Seek professional assistance if necessary .
Warning ! Fault in brake system. Contact
workshop
- Drive carefully to the nearest authorized Audi dealer or
other qualified workshop and have the malfunction
corrected =>
&.
Vehicle care Technical data

& WARNING
• If your vehicle should break down for mechan ical or oth er
rea sons , park at a safe di stan ce fr om moving traffi c, turn off the
e ngine and turn on the hazard warning lights=>
page 62, "Emer­
gency flashers A".
• Never open the hood if you s ee or hear steam or coolant
esc aping from the engine compartment -you ri sk being scalded.
Wa it until you can no longer see or hear steam or coolant
escaping.
• The engine compartment of any vehicle is a dangerou s area .
Before you perform any work in the engine compartment, turn of
the engine and allow it to cool. Follow the warning sti ckers
=> page 267 , "Engine compartment ".
0 Note
Do not cont in ue dr iving if the J_ symbol ill uminates. There is a
ma lfunct io n in the engine coo ling system -yo u could damage your
engine .•
Engine oil pressure malfunction ~
The red e ngi ne oil pressure warni ng symbol requires
immediate servic e or repair. Driving with a low oil pres ­
sur e indication is likely to caus e severe engine damage.
If the ~ symbol on t he disp lay flashes , the engi ne oil pres­
s u re is too low . A dr iver message appears as we ll to explain
t h e ma lfun ction in mo re detail. The driver wa rning goes out
a fte r about 5 seco nds, but it can be brought up at any tim e by
press ing t he
[SET] but ton aga in .
Switch off engine ! Oil pressure too low
- Sto p the veh icle .
Controls and equip ­
ment Safety first
Driver information display
- Tu rn the engine off .
- Check t he eng ine oi l level=>
page 279 .
-Contact your authorized Aud i dea ler if necessa ry.
Engine oil level too low
If the eng ine oil leve l is too low, add e ngine oil=> page 2 79.
Engine oil level correct
If the symbo l~ flashes even though the engi ne oil level is cor rect,
please seek professional assistance. Do not continue driv ing. Do not
leave t he eng ine runn ing
idle, either .
[I) Tips
• The engine oil pres sure symbol ~ is not an indi cator 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
s ure warning ~ starts to flash before you re spond to the low oil
level warning . By then, your engine may already have suffered
serious damage. •
Fill engine oil now~
~-Plea se replenish oil now
If the ~ .. symbo l lights up, then t he oil has to be replen is hed right
now =>
page 279. •
Vehicle care Technical data

Driver information display
difficult or sensitive than usual. The steering wheel can also be at an
angle when driving straight.
Dynamic steering: initialization
If this driver message appears and the indicator 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-initialization 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.
& WARNING
Have the dynamic steering system malfunction repaired as soon
as possible by an authorized Audi dealer or any qualified workshop
- risk of accident!
rn Tips
The dynamic steering stability systems are not available in the event
of a system malfunction. •
Applies to vehic les: with con ven ie nce ke y
Key not in vehicle
Key not in vehicle
This reminder appears along with the 7 symbol if the master key is
removed from the vehicle with the engine running. It is intended to
remind you (e.g. when chang ing drive rs) not 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. You also cannot lock the vehicle from the outside. •
App lies to veh icles : with light/ra in senso r
Light/rain sensor defective )
...i-Automatic headlights/automatic wipers defective
If the symbol illuminates, the light sensor has failed . 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. In the case of a defect in the rain sensor, the wind­
shield wiper lever functions are still available. Have the light/ rain
sensor checked as soon as possible by an authorized Audi dea ler. •
Worn brake pads J
Brake pads!
If the warning light illum inates, immediately contact your authorized
Audi dealer or qualified workshop to have all brake pads inspected .
On USA models the warning light comes on together with the
warning light
BRAKE . Both sets of brake pads on an axle must always
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
BRAKE1> with the
message Brake pads! comes on in the instrument cluster display,
immediately contact your authorized Audi dealer or qualified
workshop to have all brake pads checked or replaced if
necessary. •
l) BRAK£: USA mode ls only

App lies to veh icles : w ith d efecti ve ligh t bulb w arn in g
Defective light bulb warning t
The defective light bulb warning monitors the function of
the li ght bulbs in the vehicl e.
Th e defect ive light bulb warn ing monitors t he f unct ion of the l igh t
bulbs. If a defective light bu lb is detected, or if a light bu lb has
burned out, a ye llow symbol appears as well as a no tifica tion t hat
shows which light bulb is defective .
Defective bulb
If this symbol I lights up, a turn signal (front or rear), a headlamp, a
bra ke light, t he back -up light, a fog lamp or a re a r fog lamp h as
fa iled.
& WARNING
• Light bulbs are unde r pressure and can explode when bulbs a re
replaced -risk of injury .
• With gas-discharge lamp s* (xenon headlights ), the high­
voltage component mu st be handled appropriately. Doing other ­
wise poses a ri sk of death!
[ i ] Tips
Have an a uth orized A udi dea ler or other qualified workshop perform
t he rep lacement or the repa ir.•
Windshield washer fluid level too low -..>
Please refill washer flu id
If the symbol illuminates, add windshield washer fluid to the washer
system and a lso to the headlig ht washer system* =>
page 290. •
Controls and equip ­
ment Safety first
Driver information display
Fuel supply too low l
When the symbol
illuminates, this means there are about 2.1
gallons (8 liters) of fue l lef t in t he fuel t ank. T ime to refuel!
:::>page 270 .
If the symbol lig hts up, even when there is ample fue l in the tank, and
the text
TANK SYSTEM MALFUNCTION l CONTACT WORKSHOP
appears in the display , the re is a fault in the system. Contact a quali­
fied wo rkshop to have t he fault rectified. •
Applies to v ehicles : w ith batte ry volt age warni ng
Battery voltage
If battery powe r drops into the range w here it can limit the ability of
t he engine to s tart, th is the symbol -appears in t he instr ument
cluster display with the fo llowing d river message
battery charge low:
Indicates charging by being driven .
While this dr iver not ification is displayed, you have to be prepared for
limited sta rting capability .
Driver message appears and goes out aga in
If this dr ive r mess age appe ars af ter the igni tion is t urned on o r w hile
dr iv ing and it goes out again after a wh ile , the battery has been
adequ ate ly rech arged.
Driver message appears and does not go out again
If this dr iver not ificat ion appears a fter the igni tion is turned o n or
wh ile driving and does no t go out again, the battery 's state of cha rge
is no t in t he opt im al range . St art ing capability is restricte d. H ave t he
batte ry checked at an authorized Aud i dealer or other q ualified work ­
s hop as soon as poss ible. •
Vehicle care Technical data

& WARNING
Automatic headlights are only intended to assist the driver. They
do not relieve the driver of his responsibility to check the head­
lights and to turn them on manually a ccording to th e current light
and visibility conditions . For example , fog cannot be detected by
the light sensors. So always switch on the headlights
fD under
these weather conditions and when driving in the dark.
[I] Tips
• Th e light sensor * for headlight contro l is located in the rear view
m irror mount. You shou ld therefore no t apply any st ick ers to the
windshield in th is area in order to prevent malfunct ions or fa ilures.
• Th e sensitivi ty leve l for t he lig ht se nsor* set at th e fa cto ry ca n be
change d in the MMI * men u::::>
page 60 in the a utomat ic dr iving lights
fu nct ion.
• When you remove your key from the ign ition wh ile the vehicle's
ligh ts ar e tu rned on, a bu zze r soun ds as long as the d river's door is
open.
• Please obey all laws when using the lighting systems described
here .
• The comi ng home/leaving home f unct ion* is available only with
the switch in the A UTO position .•
Con tro ls a nd e quip ­
m en t Vehicle
OP-eration
Fog Lights
Clear vision
Fig. 51 Fog light
swit ch
- To t urn on th e fog lights !D, pres s butt on (D => fig. 51.
- To tu rn on t he rea r fo g lig hts
0$, pres s butt on @ .
Fog lights
The side marker lights or low beams must be sw itche d on. When the
fog lights a re switc hed o n, the green check light a t the edge of the
switch comes on.
If au to m atic driv ing lig ht con trol AU TO is acti vate d, the low beams
are switched on whe n the fog lights are turned on.
Rear fog lights
Low beams or s ide marker lights with fog lights m ust b e tur ned on .
Whe n the re ar fog lights are tur ned o n, th e ye llow check lig ht at t he
edg e of the swi tc h comes on.
0 Note
The rea r fog lig hts sho uld only be tur ned on in accordance w it h t raffic
re gul ation , as the lights a re bright for fo llow ing traff ic. •
Vehicle care Do-it-yourselt service iTechnical data