AUDI A5 COUPE 2011 Service Manual
Manufacturer: AUDI, Model Year: 2011, Model line: A5 COUPE, Model: AUDI A5 COUPE 2011Pages: 362, PDF Size: 84.88 MB
Page 41 of 362

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
Page 42 of 362

Driver information display
Check engine oil .....
:... Add oil , max x qt (l). You may continue driv ing
I f t he • " sym bo l lights up displaying this dr ive r mess age, then ad d a
maximum of
l li te r at you r earliest opportunity=> page 279. •
Engine oil level ~:.
Please check oil level
W hen the symbol i lluminates, check the engine oi l level as soon as
poss ible =>
page 2 79. Top off the oil at yo ur earliest o ppor tunity
:::> page 279. •
Engine oil sensor defective ...
,. Oil level! Sensor defective
If th e sym bol ill uminates , con tact your au thor ized A udi d ealer and
have the o il senso r inspected . Until you have this done, check the oil
level e ach t ime you ref ue l just to be o n the s afe side =>
page 2 79. •
Applies to veh icles: w ith eng ine spee d limitation
Engine speed limitation .7
~ Do not e xceed ma x. eng ine speed of XXXX rpm
Th e /! symbo l illu minat es whe n there is an engine con trol malfunc
tion . The ind icator light in the i nstr ument cluster also illuminates.
T he eng ine speed is limited to the speed disp layed in the driver infor
mation system . Keep in mi nd that the e ngine s peed will not exceed
the va lue d isp layed in t he d rive r informat ion system, for example
w hen downshifti ng.
Please go to an authorized Audi dealer or other qualified workshop to
have the malfunc tion rep air ed. •
Headlight range control defective ( >
, Headlight range control defective !
If the sym bol i llumin ates, the dyn am ic he ad lig ht r ange contro l is
no longer working pro perly . Have the system checked and repaired at
your aut horize d Au di dea ler. •
Appli es to veh icles : with ada ptive light
Adaptive light defective .. U
adaptive Light defective
When this symbol.., illuminates, it means that adaptive light is
defe ctive. Go to an a uthor ized Audi de ale r t o have the hea dlight s o r
the contro l unit for the a dapt ive light repaired .•
Ignition lock malfunction
Ignition lock defective
If the symbo l i n the d ispl ay c omes on, t he re is a m alfu nction in the
elect ronic ignit ion lock . Please go to an a uth orized Audi dea ler or
o ther qu alifi ed workshop to h ave t he mal fun ction r epair ed. •
App lies to vehicle s: wit h Au di d rive s elect
Adaptive dampers
Adaptive dampers: system malfunction
If the symbo l in the display comes on, the re is a malfunction in the
adapt ive dampers . Please go to a n au thor ized A udi d eale r or ot her
qualifie d workshop to have t he malfunction repai red. •
Page 43 of 362

Windshield wipers faulty<:>
-~windscreen wiper defect ive !
W hen this symbol illum ina tes, i t means t hat the ele ct roni cs fo r
the windshield w ipers are defective . Please go to an authorized Audi
dealer or qua lified wor kshop to have the win dsh ield wiper system
repaired. •
Controls and equip
ment Safety first
Driver information display
Vehicle care
Technical data
Page 44 of 362

Opening and closing
Opening and closing
Keys
Key set
B
Fig. 27 Key se t
© Master key with remote control and integrated
mechanical key
You can centra lly lock and un lock your vehicle and start the engine
w ith the master key w ith remote cont ro l. A mecha nica l key is inte
grated in the master key=>
page 44.
@ Emergency key
The emergency key is not intended for constan t use. It should on ly be
used in an emergency. Keep it in a safe place and do not car ry it on
your key ring.
Key replacement
If you lose a key, cont act your autho riz e d Audi de aler immedia tely to
have the
lost key d isab led . Be sure to bri ng all your keys with you .
Data in the master key
During d riving, service and mai ntenance-relevant data is cont in u
ously s tore d on yo ur ma ster key. Your Audi service adviser can re ad out this data a
nd tell you about th e wo rk your ve hicle needs . T his
applies also to vehicles with convenience key* .
Personal comfort settings
If two peop le use one vehicle, it is recommended that each person
always uses "their ow n" mas ter key . When t he ignition is t urne d off
or when the vehicle is locked, pe rsonal convenience settings for the
followi ng systems a re stored and assig ned to the remote maste r key .
• Climate control
• Centra l lo cki ng sy stem
• Seat memory*
• Parki ng system *
• Audi s ide ass ist*
• Audi dr ive select *
Th e s tored se ttings a re au toma ticall y recalled when you unlock t he
veh icle, when yo u ope n the doo rs o r whe n you turn on the ign ition.
& WARNING
• Do not leave your vehicle unattended with the key in the igni
tion lo ck . Entry by unauthorized per sons 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
acce ss to vehicle key s. Unguarded acce ss to the keys provides chil
d ren the opportunity to start the engine and/or activate vehicle
system s such as the power windows et c. Un supervised operation
of any vehicle system by children can result in serious injury .
• Do not remove the key from the ignition lock until the vehicle
has come to a complete stop. Otherwise the steer ing column lock
could suddenly engage -cau sing the ri sk of an accident.
~
Page 45 of 362
![AUDI A5 COUPE 2011 Service Manual (]] Tips
• The operation of the remote control key can be temporarily
disrupted by interference from transmitters in the vicinity of the
vehicle wo rking in the same frequen AUDI A5 COUPE 2011 Service Manual (]] Tips
• The operation of the remote control key can be temporarily
disrupted by interference from transmitters in the vicinity of the
vehicle wo rking in the same frequen](/img/6/57583/w960_57583-44.png)
(]] Tips
• The operation of the remote control key can be temporarily
disrupted by interference from transmitters in the vicinity of the
vehicle wo rking in the same frequency range (e.g. a cell phone, rad io
equipment) .
• If you open the dr ive r's doo r with the key left in the ignit ion lo ck,
a ch ime will sound . This is your reminder to remove the key and lock
the doo r.
• For security reasons, replacement keys are only available from
Audi dealers.
• For Declaration of Complia nce to United States FCC and Industry
Canada regulations=>
page 343 . •
Check Light in the master key
The check li ght in the master key provides inform ation
about different conditions.
!
lJl
Fig. 2 8 Che ck lig ht in
t h e maste r key
The check light comes on brief ly once when a button is p ressed, and
during an "inquiry" by the convenience key system.
Con tro ls a nd e quip
m en t Vehicle
OP-eration
Opening and closing
If the check light does not come o n, the batte ry is dead and has to be
rep laced. In addi tion, when the batte ry is dead the • sym bol appears
in the instrument cluster d isp lay as well as the message :
Please change ke y batte ry
Battery replacement => page 43. •
Master key battery replacement
..
Fig . 2 9 R em ote
m aste r ke y: Rem ovin g
th e m ech anic al ke y
Fig. 30 Remot e
m as ter k ey: Rem oving
t he batte ry hol der
We recommend having the battery changed by an authorized
Audi dealer. However, if you wish to rep lace the dead battery
yourse lf, proceed as follows :
- P ress the release button©=> fig. 29.
~
Vehicle care Do-it-yourselt service iTechnical data
Page 46 of 362

Open ing and closing
- Pull the mechanical key ® out of the master key.
- Press the release button©=>
page 43, fig. 30 on the
battery holder and at the same time pull the battery
holder out of the master key in the di rec tion of the arrow.
- Install the new battery CR 2032 w ith the"+" sign facing
down.
- Push the battery holder carefully into the master key.
- Install the mechanical key.
<£> For the sake of the environment
Dispose of dead batteries properly so as not to pollute t he environ
me nt.
(I] Tips
T he replacement battery must be the same specification as the
orig inal. •
Removing the mechanical key
-Press the release button©=> fig. 31.
Fig. 31 Re mote
m aster key: Removi ng
t he mecha nica l key
- Pull the mechanical key ® out of the master key .
Using the mechanical key, you can
• Lock and unlock* the storage compartment on the passenger's
side
~ page 93.
• Lock and unlock the lockable rear seatback* ~ page 86.
• Lock and unlock the vehicle manually~ page 49 if this should not
be poss ible with the master key .•
Emergency unlocking of the ignition key
In the event of malfunctions in the electrical system, it
may happen that you cannot remove the ignition key .
Fig. 3 2 I gnit ion
s wit ch with ignitio n
k ey
If you are unable to remove the ignitio n key , for examp le
because the vehicle batt ery is discharged, proceed as fo llows :
- Press the release button©=> fig. 32 for example with a
ba ll point pen and pull the mec hanica l key @ out of the
maste r key.
- Lock the vehicle using the mechanical key=>
page 49.
-Have the elect rical sys tem inspected by an authorized Audi
dealersh ip .•
Page 47 of 362

Starting the vehicle with the emergency
key
I,; N 9
" :g
Fig. 33 Glove
compartment: Adapter
fo r emergency key
Fig. 34 Inser t emer
gency key i nto the
adapter
- Take the adapter for the emergency key out of the glove
box ~ fig . 33.
- Push the emergency key~ fig. 34 fully into the adapter.
Make sure that the Audi rings are facing up.
- Press the emergency key in the adapter down until it
latches audibly.
- Insert the adapter with the emergency key forward into the ign ition switch. The engine can now be started as
usual. •
Contro ls a nd e quip
m en t Vehicle
OP-eration
Opening and closing
Electronic immobilizer
The immobilizer prevents your vehicle from being started
by unauthorized persons.
Ins ide the key there is a computer chip. This ch ip automatically deac
tivates the elect ronic immobilizer when yo u insert the key in the igni
tion lock. When you remove the key from the ignition lock, the elec
tronic immobilizer is automat ica lly activated once aga in .
[ i ] Tips
• T he vehicle cannot be started if an unauthorized key is used. The
vehicle may no t start if another rad io dev ice such as a key for another
vehicle or a transponder is located on the key ring .
• For Declarat ion of Compliance to Uni ted S tates FCC and Industry
Canada regula tions =>
page 343 . •
Power locking system
General description
The power locking system locks or unlocks all doors and
the rear Lid simultaneously .
You can lock and unlock the ve hicle cent rally . You have the following
choices:
• Remote maste r key =>
page 47,
• Door handles with convenience key*=> page 48,
• Lock cylinder at the drive r's door => page 49, or
• Power locking swit ch inside =>
page 50.
Sele ct ive unl ocking
When they a re closed, the door and rear lid a re locked . Wh en
unlocking, you can set in the radio or MMI* whether
only the dr ive r's
door or the entire veh icle should be unlocked=>
page 47. .,_
Vehicle care Do-it-yourselt service iTechnical data
Page 48 of 362

Opening and closing
Automatic locking
The a utomat ic lock ing feature loc ks all t he vehi cle doo rs and the rea r
lid wh en you d rive faster tha n 9 m ph (15 km/h) .
T he car is unlocked again once t he ignit ion key is removed. In add i
t ion , th e ve hicl e ca n be u nlocked if the ope ning func tion in t he power
locking system switch o r at one of the door levers is actuated. The
Au to Lo ck funct ion ca n b e tur ned o n and off in t he radio or
M MI*
=> page 47.
Add itionally , in t he even t of a cras h with a irbag deployme nt the doors
ar e au to m atically u nlocked to allow access to the vehicle.
Anti-theft alarm warning system
If the anti -theft a larm warn ing system de tects a break-i n into t he
vehicle, acous tic an d visual warning s ignals are triggered.
Th e a nti-theft wa rning system is acti va ted a uto mati ca lly wh en you
lock the vehicle . It is deactivated w hen unl ocking using t he
remote
key ,
with t he mechanical key , and when you swi tch o n the igni tion .
The alarm also turns off w hen the alarm cycle has expired .
Turn signals
When you unlock the vehicle, the t urn s ignals flash twice, when y ou
l ock it o nc e.
If they do not fl ash, one of the door s, the rea r lid or the
hood is not locked .
Unintentionally locking yourself out
In the following cases the re safeguards to p revent yo u lock ing your
re mote m aste r k ey in the ve hicl e:
• The veh icle does not lock with t he centra l lock ing sw itch
=>
pa ge 50 if the drive r's door is o pen.
• On vehicles with conven ience key *, if the most recently used
m aste r key i s in t he lug gage compartme nt, the re ar lid is aut om at i
cally unloc ked aga in af ter i t is closed =>
page 51 .
Do not loc k yo ur vehicle w it h the remote master key until all doo rs
and the rear lid are closed . In t his way yo u avoid locking yoursel f out
acc identally .
& WARNING
• When you leave the vehicle, always remove the ignition key
and take it with you. This will prevent pas sengers (children, for
example ) from accidentally being locked in the vehicle should
they accidentally press the power locking switch in the front
doors.
• Do not leave children inside the vehicle unsupervised. In an
emergency it would be impossible to open the doors from the
outside without the key.
[ i ] Tips
• In the event of a cras h w it h ai rbag deployme nt all locked doo rs
w ill be a uto mat ically u nlocked to giv e access to t he v ehi cle occu pants
from t he outside .
• If the power locki ng system should malfunction, you ca n lock the
driver's door using the mechanical key =>
page 51.
• If the power locking system should fail, yo u can still o pen t he fuel
tank flap in an
emergency ::::>page273 .
• You a re well advised not to keep valuables inside a n unattended
veh icle, v isible or no t. Even a prope rly lo ck ed ve hicle canno t pro vide
the secu rity of a safe .
• If the L ED in th e upp er edge of th e dr iver 's d oor p anel come s on
for abo ut 30 seco nds afte r th e ve hicle is locked , there is a ma lfu nc
tion in t he powe r locking or the a nti- t heft wa rnin g system . H ave the
ma lf u nctio n corrected by an a uth orized Aud i dea lership o r qualified
re pair facility. •
Page 49 of 362

Setting power locking
The driver can determine the functions for power locking
in the radio or fv1fv1I*.
In the Central locking menu you can decide which doors
should be unlocked when opening the vehicle.
- Select: [ CAR] function button> Central locking.
For example, if you switch the item Unlocking single door On, the
passenger's door is no longer included in the power locking system,
and will not be unlocked by pressing the unlock button on the master
key remote control.
You can continue to unlock all the doors and the rear lid as before .
Press the opening button on the master key twice .
In addition to this, the
Auto locking can be switched on and off.
When locking the vehicle, all doors and the trunk lid are locked auto
matically.
If you switch Trunk lid/tailgate On, then the handle on the rear lid
~ page 51, fig. 42 is locked. In this case the rea r lid can be opened
with the button
cs on the master key~ fig. 35 or with the unlocking
button in the driver's door~
page 51, fig. 41.
When you select
Confirmation tone On, a confirmation tone sounds
when you lock the vehicle .•
Con tro ls a nd e quip
m en t Vehicle
OP-eration
Opening and closing
Unlocking and locking the vehicle with the
remote control
Fig. 35 Remote
control: function
buttons
Either the driver's door only or the entire vehicle will unlock
when the unlock button @is pressed once, depending on the
settings in the MMI Central locking menu =>
page 47.
- Press button@(@ ) to unlock the vehicle=> fig. 35 .
- Press button
1'.D (@ ) to lock the vehicle=> & in "General
description" on
page 45.
- Press button C::J (@ ) briefly to unlock the rear lid.
- Press the button
C::J for at least one second to open the
rear lid.
- Push the red !PANIC] button( @) to activate the panic
function. The horn sounds and the turn signals flash. Push
the red [ PANIC] button again to deactivate the panic func
tion.
If the vehicle is unlocked and no door, the rear lid or the hood is
opened within 60 seconds, the vehicle locks itself again automati
cally. This feature prevents the vehicle from being accidentally left
unlocked over a long period of time. .,,_
Vehicle care Do-it-yourselt service Technical data
Page 50 of 362

Opening and closing
It depends on the settings in the radio or MMI* whether the entire
vehicle is unlocke d or only cer tain doo rs ~
page 47.
On veh icles w ith a utomat ic transmission*, the selector lever must be
in the
P position, otherwise the vehicle ca nnot be locked .
& WARNING
Read and follow all WARNINGS~ & in "General de scription " on
page
45 .
W Tips
• In order to make sure the locking fu nction is working, you shou ld
always keep your eye on t he vehicle to make sure it is p roperly locked.
• Do not use the remote co ntrol if you are ins ide the car, otherw ise
you may unintentionally lock the vehicle, and then yo u wo uld set off
the ant i-theft alarm when you try to start the engine or open a door.
In case this happens anyhow, push the unlock button
0.
• Use the pa nic function on ly if you are in an emergency situation. •
Applies to veh icles : w ith conven ience key
Unlocking and Locking with convenience
key
The doors and the rear lid can be unlocked and locked
without operat ing the master key.
Unlocking vehicle
Fig . 3 6 Conv enience
key : U nlo cki ng v ehicl e
door
Fig. 37 Conveni en ce
key : Lock ing t he
v ehi cle
- Take hold of the door hand le. The doo r is unlocked auto
matical ly.
- Pull t he han dle to open the door.