2011 AUDI A5 CABRIOLET brake light

& WARNING (continued)
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 -•-
A malfunction in the engine cooling system must be repaired as soon as possible.
If the - t-symbol flashes in the display, either the engine
coolant
temperature is too high or the engine coolant level is
too low. 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.
Switch off engine and check coolant level
- Pull off the road.
- Stop the vehicle.
- Turn off the engine .
- Check coolant level==>
page 287.
- Add coolant if necessary ==> page 288.
- 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.
Controls and equip ­
ment Safety first
Driver information display
& 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 flashers
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 2 72, "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 The red engine oil pressure warning symbol requires
immediate service or repair. Driving with a low oil pres­
sure indication is likely to cause severe engine damage.
If the 'l=:7: symbol on the display flashes, the engine oil pres­
sure is too low. 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.
Switch off engine! Oil pressure too low
-Stop the vehicle.
Vehicle care Technical data

warning goes out after about S seconds, but it can be brought up at any time by pressing the !SETI button again
Defective ignition switch Get it serviced!
-Do not turn the engine off.
- Drive immed iately to an authorized service facility to have
the malfunction corrected.
If there is a malfunction in the electron ic ignition lock, the ignition
cannot be turned off . Drive immediately to an authorized service
facility to have the cause of the malfunction corrected.
On vehicles w ith convenience key *, the e ng ine should not be switched
off using the start/stop button because the engine cannot be started
again after the ignit ion has been switched off.
[ i ] Tips
The symbol's appearance might be d ifferent in some models. •
Yellow symbols
Ayellow symbol means WARNING.
Fig. 24 Display:
Yellow warning
symbol
Yellow symbols indicate a priority 2 malfunction -Warning!
Con tro ls a nd e quip ­
m en t Vehicle
OP-eration
Driver information display
When a yellow warning symbol appears, one warning tone sounds. A
dr iver message appears as well to expla in the malfunction in more
detail. The driver warn ing goes out after about 5 seconds, but it can
be brought up at any time by pressing the
! SET] button again.
Check the function displayed as soon as possible . The yellow symbol
will not go out again until the reason for the malfunction has been
corrected.
If several priority 2 malfunctions are present, the symbols appear in
succession and remain for about 2 seconds.
Dynamic steering*
~ page34
-Worn brake pads ~poge35
Battery voltage ~poge36
Defective light bulb* ~poge35
Check engine oil level => page 36 or
~page36
Engine oil sensor malfunction ~page36
-
Low fuel level =:>page 36
- -Windshield
washer fluid ~poge35
level low
Convenience key*
~poge34
Key not in vehicle
Light/rain sensor* defective
::::>poge35
--
Dynamic headlight range => page37
control defective ...
Vehicle care Do-it-yourselt service iTechnical data

Light/rain sensor defective ~c.,
Automatic headlights/automatic wipers defective
If the symbo l illumina tes, the ligh t senso r has fa iled. For s afe ty
reasons the low beams are turned on permanently with the sw itch in
AUTO . However, you can continue to t urn the lights on and off usi ng
the light sw itch . In the case of a defect in the ra in sensor, the wi nd­
shield wiper lever functions are still avai lab le . Have the light/rain
senso r chec ked as soo n as poss ible by an a utho riz ed Aud i dea le r.•
Worn brake pads u
Brake pads!
If the warn ing light illum inates, immediately contact your autho rized
Audi dea ler or qu alified wor kshop to h ave all b rake pad s in sp ecte d.
On USA mode ls the warn ing light comes on together w it h the
w ar ning light
BRAKE . Both se ts of b rake pads on an axle mus t always
be rep laced at the same time.
& WARNING
Driving with bad brakes can cause a collision and serious personal
injury .
• If the warning light J and the warning light BRAKE1> with the
message Brake pads! comes on in the instrument cluster di splay,
immediately contact your authorized Audi dealer or qualified
workshop to have all brake pads checked or replaced if
necessary. •
ll BRAKE: USA mode ls on ly
Controls and equip ­
ment Safety first
Driver information display
A
pp lies to veh icles : wit h defective ligh t bulb wa rning
Defective Light bulb warning t
Th e def ective light bul b warning monitors the function of
the li ght bulbs in the vehicle.
Th e defe ct ive light bulb war ning moni tor s the functio n of the lig ht
bulbs. If a de fective light bu lb is detected, or if a light bu lb has
bur ned out, a ye llow symbol appears as well as a n otifi cat io n that
shows w hich light bu lb is defective.
Defective bulb
~ If this symbol lights up, a t urn signa l (front or rear), a headlamp, a
br ak e light, t he b ack- up ligh t, a fog lamp o r a rear f og l am p has
fai led.
& WARNING
• Light bulbs are under pressure and can explode when bulbs are
replaced -risk of injury .
• With gas-discharge lamps* (xenon headlights ), the high­
voltage component must be handled appropriately . Doing other­
wise poses a risk of death!
[ i ] Tips
Have an a uth orized Audi dea ler o r other qualified workshop pe rform
t he rep lacemen t or t he repai r.•
Windshield washer fluid level too low >
< . .., Please refill washer fluid
If the symbo l illum inates, add windsh ield washer f luid to the washer
sy ste m a nd also to the he adlig ht w ashe r system* =>
page 295. •
Vehicle care Technical data

_________________________________________________ O_ n_t_ h _ e_ ro_ a_d __ ffl'II
& WARNING (co ntinued )
• Never remo ve the ignition key from the ignition look while the
vehicle is moving. Otherwi se, the steering lock could suddenly
engage and you would not be able to steer the vehicle.
0 Note
• In the event of a malfunction in the electronic ignit ion lock a
symbo l in th e instr umen t cluster flashes with the message
Ignition
lock defective .
• Avoid h igh eng ine speeds, fast acce lerat ion or heavy eng ine loads
whi le the engine is still co ld. This cou ld damage the engine .
<£> For the sake of the environment
To avoid unnecessary engine wear and to reduce exhaust emiss ions,
do not let your vehicle s tand and w arm up. Be re ady to dr ive off i mme­
diately after starting your ve hicle. Mai ntain mode rate speed until the
eng ine is complete ly w arm . R emembe r, the eng ine per forms best at
operat ing temperature.
[I) Tips
• If the key ca nnot be removed from the ignition lock , yo u have to
pull the mec hanica l key o ut o f the maste r key in o rde r to be able to
lock the ve hicle Th e veh icle can be locked with the mec han ical key
=> page 40.
• If you open the driver's door with the ig nit io n switched on, a
buzze r soun ds and the message
Ignition is on appea rs in the instru ­
ment cl uster d is p lay . Switch t he ig nitio n off .•
Stopping the engine
- Bring the vehic le to a fu ll s top.
Controls and equip ­
ment Safety first
M
ove the select or lever to the P or N po sit ion .
- Press on t he igni tion key. The engi ne is tu rned of f.
Emergency off
If it is necessary in unusual circ umstances, the engine can be
switched off while the vehicle is mov ing . The eng ine will be switched
off if you press on the key for an extended period.
& WARNING
• Never turn off the engine until the vehicle has come to a
complete stop .
• The brake booster and servotronic only work when the engine
is running . With the ignition turned off, you ha ve to apply more
force when steering or braking. Since you cannot steer and stop
normally, this can lead to accident s and serious injuries.
• The radiator fan can continue to run for up to 10 minute s even
after you have turned of f the engine and removed the ignition key.
The radiator fan can also turn on a gain if the engine coolant heats
up becau se of intense sunlight or heat build-up in the engine
compartment.
0 Note
Do not stop the engine immediately after har d or extended dr iving.
Keep the eng ine runni ng fo r approx imately two m in utes to p revent
excessive heat b uild -up. •
Vehicle care Technical data

ffl..__O_ n_ t_h _e_ r_o _ a_ d _________________________________________________ _
0 Note
If the eng ine has been under heavy load for an extended period, heat
builds up in the engine compartment after the engine is switched off
- there is a risk of damaging the engine. Allow the engine to run at idle
for about 2 minutes before switching it off. •
Electromechanical parking brake
Operation
The electromechanical parking brake replaces the hand
brake.
Fig. 111 Center
consol e: Par king brake
-Pull on the switch @~ fig. 111 to apply the parking
brake . The indicator light in the switch illuminates.
- Step on the brake pedal or the accelerator pedal and press
the switch at the same time to release the parking brake.
The indicator light in the switch goes out.
Your vehicle is equipped with an electromechanical parking brake.
The parking brake is designed to prevent the vehicle from rolling
unintentiona lly and replaces the hand brake. In addition to the normal functions of a traditional hand brake, the
electromecha
nical parking brake provides various convenience and
safety functions.
When starting from rest
• The integral starting assist helps you when driving by automati­
cally releas ing the parking brake=>
page 111, "Starting from rest".
• When starting on inclines, the starting assist prevents the vehicle
from unintentionally ro ll ing back. The braking fo rce of the parking
brake is not released until suff icient driving force has been built up at
the whee ls.
Emergency brake function
An emergency brake ensures that the vehicle can be slowed down
even if the
normal brakes fail=> page 112, "Emergency braking" .
Indicator lights
• If the parking brake is closed with the ignition switched on the
ind icator lights come on:::, (USA models)/ ®) (Canada models) in the
instrument cluster and the switch.
• If the park ing brake is closed with the ign it ion
switched off the
indicator lights come on
::'l'n (USA models) I © (Canada models) in the
instrument cluster and the switch fo r about 20 seconds.
& WARNING
If a gear or a drive range (automati c transmission ) is engaged
with the vehicle stationary and the engine running , you must in no
instance accelerate or release the clutch carelessly. Otherwise the
vehicle will start to move immediately -risk of an accident.
0 Note
If the symbol ID in the display or the indicator light BRAKE (USA
mode ls)/ ((j)) (Canada models) in the instrument cluster flashes, there
is a malfunct ion in the brake system. By pressing the
! SET] button,
you can bring up a driver message which explains the ma lf u nction in .,

On the road -_______________ __.
matically release the pa rking brake w ith the starting assist
==;, page 111 .
,
Parking b rake!
Thi s driver message appea rs together wi th t he ye llow J symbol
when there is a parking brake malfunction .
Malfunction starting assi st
Th is driver message appears if there is a starting assist malfunction .
T he automati c re lease of the park ing brake w hen s tarting is malfunc­
tioning. You have to release the parking brake manually by pressing
t he swi tch . Have the problem correc ted by an author ized A udi
dealer. •
Cruise control
Applies to veh icl es: w it h cru ise co ntro l
Switching on
The cruise control system makes it possible to drive at a
constant speed starting at 20 mph (30 km/h).
A--
Con tro ls a nd e quip ­
m en t
Fig. 11 2 Control lever
w ith push -butt on
Vehicle OP-eration
Radici'WXRK
Fig. 11 3 Disp la y:
Se lect ed spee d
-Pull the lever to position ©~ fig . 112 to sw itch the
system on .
- Drive at th e spee d to be con troll ed .
- Press button @ to set that speed.
The stored speed and the green symbol (CRUISE (US model)/ 0"
(Can ad ian model) are shown in the display ==;, fig. 113. The display
may
vary, depend ing on the type of display in your ve hicle . The indi­
cato r light
CRUISE (US model)/ vf (Canadian model) w ill also light u p
in t he instr ument cluster.
The speed is kept constant by modifying engine power or through an act ive brake inte rvention .
& WARNING
• Alway s pay attention to the traffic around you when th e cruise
c ontrol is in operation . You are alwa ys respon sible for your speed
and th e di st a nce betwe en your vehicle and oth er vehicl es.
• Fo r rea sons of safet y, crui se contr ol should not be u sed in the
city, in stop-and-go traffi c, on twisting road s and when road
c ond ition s are poor (su ch as ice , fog , gra vel, he avy rain and hy dro­
planing ) -you could hav e an ac cident.
• Switch the crui se c ontrol off temporaril y when dri ving in
turning lane s, highw ay ex it s or in construction zones .
Vehicle care Do-it-yourselt service iTechnical data

IIIIL-_O.::...:. n.:....: t:.:.h.:.. e::....: r...: o:.. a .::..: d,;__ ________________________________________________ _
& WARNING (continued)
• Please note that unconsciously "resting" your foot on the
accelerator pedal causes cruise control not to brake. This is due to
the control system being overridden by the driver's acceleration.
• If a brake system malfunction such as overheating occurs when
the cruise control system is switched on, the braking function in
the system may be switched off. The other cruise control functions remain active as long as the indicator light
CRUISE (US model) / (;f
(Canadian model) is on.
(I) Tips
The brake lights illuminate as soon as the brakes apply
automatically. •
Applies to vehicles : w ith cr uise contro l
Changing speed
-Press the lever in the direction of the
0 => page 113,
fig . 112 or in the direction of the Oto increase or
decrease your speed.
- Let go of the lever to save that speed.
Change speed in increments of 1 mph (1 km/h) by lightly press ing the
lever . If you keep the lever pressed down, you will alter your speed in
5 mph (10 km/h) incremen ts.
You can also press the accelerator pedal down to increase your speed,
e .g . if you want to pass someone. The speed you saved earlier will
resume as soon as you let off of the accelerator pedal.
If, howeve r, you exceed your saved speed by 5 mph (10 km/h) for
longer than 5 minutes, the cruise control will be turned off tempo­
rarily. The green symbol in the display turns white, the saved speed is
retai ned .•
A pp lies to veh ic les : wi th cru ise contro l
Pre-selecting speed
You can pre-select your desired speed while the vehicle is
not moving.
- Turn on the ignition.
- Pull lever into position 1
=> page 113, fig. 112.
- Press the lever in the
0 or O direction to increase or
decrease your speed.
- Let go of the lever to save that speed.
This function makes it possible, for example, to save the speed you
want before driving on the highway. Once on the highway, activate
the cruise control by pulling the lever toward
(D . •
App lies to veh icles : w ith c ruise contro l
Switching off
Temporary deactivation
-Step on the brake pedal, or
Press the lever into position @ (not clicked into place)
=> page 113, fig. 112, or
- Drive for longer than S minutes at more than S mph
(10 km/h) above the stored speed.
Switching off completely
-Press lever into position @ (clicked into place), or
- Switch the ignition off.

____________________________________________ A_ d_ a___,_ p_t_ i_v _e _ c_r _u _ i_ s _e _ c_o _ n_ t_r _o _l _ __.lft'I
App lies to veh icles : w ith a dapt ive cruise contro l
How is the speed stored?
Fig. 1 17 Contro l
l eve r: S tori ng s pee d
With th e sys te m switched on the speed is stored as follows:
- Drive at the speed you want . The speed must be between
20 and 95 mph (30 and 150 km/h) .
- Press the
!SET I button ~ fig . 117 to store the desired
speed .
After the ( SETI button is released, the current speed is stored and
m ain tained .
The saved speed is now shown in th e LED d isplay in the speedom et e r
by one or two illuminated red light diodes=>
page 123. At the same
time, the saved speed is a lso shown fo r a short time in the Info rma­
tion line~
page 125 .
(I) Tips
For safety reasons, the stored speed is deleted when the ignition is
turned off .•
Con tro ls a nd e quip ­
m en t Vehicle
OP-eration
Applies to vehicles : w ith ada ptive cru ise cont ro l
Changing stored speed
The speed can be changed without touching the acceler ­
ator or brake pedal.
Increasing speed
,... 0
~
ill
Fig . 1 18 Con trol
l e ver: Chan ging spee d
- Press the lever briefly upwards 0 ~ fig. 118 . USA
models : the speed increases by about 2.5 mph . Canada
models : speed will increase by one mark on the speedom­
eter scale .
- Press the lever upwards
0 and hold it . As long as you hold
the control switch down, the light diode display in the
speedometer LED display in the speedometer moves
forward and the speed is increased .
Reducing speed
- Press the lever downwards briefly Q. USA models : the
speed decreases by 2 .5 mph . Canada models: speed will
decrease by one mark on the speedometer scale . _,.
Vehicle care Do-it-yourselt service iTechnical data