2010 AUDI A5 CABRIOLET ignition

-Pull the mechanical key® out of the master key.
- Press the release button@=>
page 38, fig. 26 on the
batte ry holder and at the same time pull the battery
holder out of the master key in the direction of the arrow.
- Install the new battery CR 2032 with 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 the environ­
ment.
(I] Tips
T he replacement battery must be the same specification as the
original. •
Removing the mechanical key
-Press the release button@=> fig. 27.
Con tro ls a nd e quip ­
m en t
Fig. 27 Remote
master key: Removing
the mechanica l key
Vehicle OP-eration
Opening and closing
-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 87.
• Lock and unlock the vehicle manually => page 44 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. 28 Ignition
switch with igni tio n
key
If you are unable to remove the ignition key, for example
because the vehicle battery is discharged, proceed as follows:
- Press the release button ©=> fig . 28 for example with a
ball point pen and pull the mechanical key® out of the
master key.
- Lock the vehicle using the mechanical key=>
page 44.
-Have the electrical system inspected by an authorized Audi
dealership. •
Vehicle care Do-it-yourselt service iTechnical data

Opening and closing
Starting the vehicle with the emergency key
Fig. 29 Glove
compartment: Adapter
for emergency key
Fig . 30 Insert emer­
gency key into the
adapter
- Take the adapter for the emergency key out of the glove
box ~ fig. 29.
- Push the emergency key~ fig. 30 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 ignition switch. The engine can now be started as
usual. •
Electronic immobilizer
The immobilizer helps to prevent unauthorized use of
your vehicle.
A computer chip inside your key automatically deactivates the elec­
tronic immobilizer when you insert the key in the ignition lock, or on
vehicles with Convenience key*, when the key is inside the vehicle.
When you remove the key from the ignition lock, or on vehicles with
Convenience key, when you remove the key from the vehicle, the elec­
tronic immobilizer is automatically activated once again.
& WARNING
Always take the key with you when you leave the vehicle. The key
can disarm the electronic engine immobilizer and permit an unau­
thorized person to start the engine and enable operation of the
vehicle systems such as power window or power top leading to
serious personal injury.
[ i] Tips
• The immobilizer prevents unauthorized use of the vehicle. The
vehicle cannot be started if an unauthorized key is used . The vehicle
may not start if another radio device such as a key for another vehicle
or a transponder is located on the key ring .
• For Declaration of Compliance to United States FCC and Industry
Canada regulations
=> page 346 . •

Power locking system
General description
The power locking system locks or unlocks all doors and
the rear lid simultaneously.
You can lock and u nlock the ve hicle centrally. You have the following
choices:
• Remote master key::::>
page 42
• Door hand les with convenience key* => page 43,
• Lock cylinder at the driver's door ::::> page 44, or
• Powe r locking switch inside~
page 45.
Selecti ve unlocking
When they are closed, the door and rea r lid are locked . When
unlocking, you can set in the radio or in the MMI * whether
only the
dr ive r's door or th e entire vehicl e shou ld b e unloc ked::::>
pag e 42.
Automatic Locking
The automat ic lock ing feature locks all the veh icle doors and the rear
lid when you drive faster than 9 mph (15 km/h).
T he car is unlocked agai n once the ignit io n key is removed. I n add i­
tion, the vehicle can be un locked if the open ing function in the power
lo cki ng sys tem swit ch o r at one of t he d oor leve rs is a ctuated. The
Auto Lock function can be turned on and off in the rad io or in the
MM I*
~ page 42 .
Add itiona lly, in the event of a crash w ith a irbag dep loymen t the doors
are automatically u nlocked to allow access to the ve hicle .
Anti-theft alarm warning system
If the anti -theft alarm warning system detects a break-in into the
vehicle, acoustic and visual warning signals are triggered .
Controls and equip­
ment Safety first
Opening and closing
T
he anti-theft warning system is activated a utomat ica lly when you
lock the vehi cle. It is dea ctivated w hen unl ocking us ing t he
remote
key ,
with the mechanical key , and when you switch on the ignition .
T he alarm a lso turns off when the alarm cycle has expired .
Turn signals
When you unlock the vehi cle, the tu rn s ignals flash twi ce , when yo u
lock it once . If they do not flash, one of the doors, the rear lid or the
hood is not locked.
Unintentionally Locking yourself out
In the following cases there safeguards to preve nt yo u loc king your
remote master key in the vehicle:
• The vehicle does not lock with the centra l locking sw itch
=>
page 45 if the drive r's door is open.
• On vehicles with convenience key*, if the most recently used
master key is in the luggage compartment, the rea r lid is automati­
ca ll y unlo cked again after it is closed;;;> page 46.
Do not lock yo ur vehi cle w it h t he remote m aster key u ntil all doors
and t he rear lid are closed . In this way you avoid locking yourself out
acc iden tally .
& WARNING
• When you leave th e vehicle, alwa ys remove the ignition key
and take it with you. Th is will prevent passengers (children , for
example ) from accidentally being locked in the vehicle should
they accidentally p ress the power locking switch in the front
door s.
• Do not leave child ren inside the vehicle unsupervised . In an
emergency it would be impossible to open the door s from the
outside without the key.
Vehicle care Technical data

& WARNING (continued)
compartment and pull the lid shut, becoming trapped and unable
to get out. To reduce the risk of personal injury, never let children
play in or around your vehicle. Always keep the rear lid as well as
the vehicle doors closed when not in use.
• Always ensure that no one is within range of the rear lid when
it is moving, in particular close to the hinges· fingers or hands can
be pinched.
[ i ] Tips
• When the vehicle is locked, the rear lid can be opened separately
by pressing the button~ on the master key. When you close the rear
lid again, it locks automatically .
• If the rear l id is open or not properly closed when the ignition is
turned on, the door and rear lid warning:::::,
page 20 appears in the
instrument cluster display.•
Emergency unlocking of the
luggage compartment lid
There is an emergency release for the rear lid.
Con tro ls a nd e quip ­
m en t
Fig. 38 Rear lid: Lock
cylinder
Vehicle OP-eration
Opening and closing
-Remove the mechanical key from the master key
=;,page 39.
-Insert the key in the lock cylinder and turn it in the direc­
tion of the arrow .•
Power windows
Controls
The driver can control all power windows.
Fig. 39 Section of the
driver's door: Controls
Fig. 40 Center
console: central power
window switch
All power window switches=> fig . 39 are provided with a two-
position function:
~
Vehicle care Do-it-yourselt service iTechnical data

Opening and closing
Opening the windows
- Press the switch to t he first stop and hold i t until t he
window reac hes th e desir ed posi tion.
- P ress the switc h briefly to the
second stop to automati­
cally open the window .
Closing the windows
-Pull t he sw itch to th e first stop and ho ld it until t he
w indow reac hes t he desired posi tion .
- P ull the sw itc h brie fly to t he
second stop to a uto matica lly
cl os e th e win dow.
Power window switches
© Drive r's door
© Passenger's doo r
© Left r ear door
@ Right re ar d oo r
You can open or close all the windows w it h the switch=> page
47,
fig . 40.
& WARNING
• Do not leave children unattended in the vehicle, especially with
access to vehicle keys . Unsupe rvised use of the keys can result in
starting of the engine and u se of vehicle sy stem s such as power
windows , etc. which could result in serious injury.
• Remember -you can still open or clo se the power windows for
about ten minutes after the ignition is switched off . Only when
either of the doors are opened are the power windows switched
off .
• Be careful when clo sing the windows . Check to see that no one
is in the way, or serious injury could result!
& WARNING (c on tinued )
• Always remove the ignition key whenever you leave your
vehicle.
• If y ou lo ck your vehicle from the outside, no one, e specially
children, should remain in the vehicle.
• Do not stick anything on the window s or the windshield that
may interfere with the dr iver's field of vision.
[I) Tips
• When you open the doors, the windows automatically lower about
1 0mm.
• After the ignition has been switc hed off, the w indows can still be
opene d or closed fo r ab out 1 0 min utes. The w indow reg ula tors are
not switched until t he d river's or passe nger's door is opened .•
Convenience opening/closing
The wind ows can be ope ned and closed with the mechan­
i c al key or the emergenc y key .
Fig. 41 K ey turn s for
o pe nin g an d cl osin g .._

• A message in the instrument cluster display will alert you if a
protection function was activated or if there is a malfunction
~page 51.
• The power top can also be operated manuall y if there is a malfunc­
tion~
page 56, "Power top emergency operation". Have you autho­
r iz ed A udi dealer correct the cause of the malfunction as soon as
possible.
• If park ing the vehicle with the power top open, remember that the
vehicle interior will not be protected from the weather or from unau­
thorized entry. Closing the power top before leaving the vehicle is
recommended. If you leave items in the vehicle, lock them in the
trunk. •
_ Power top operation
The indicator light monitors the power top.
The 4' indicator light illuminates for approximately 2 seconds when
the ignition switches on to check the function and then goes out
again . The indicator light also:
• illuminates when the powe r top opens or closes.
• blinks if the power top switch is operated but the conditions for
opening or clos ing the powe r top are not met . A wa rning message
also appears in the instrument cluster display~
page 51, "Error
message in the instrument cluster display ".
• if the power top did not open or close completely.
[ i ] Tips
The ind icator light stays on if the power top was opened manually. •
Controls and equip­
ment Safety first
Power top
Error message in the instrument cluster
display
An error message appears if the power top cannot open
or close.
Several conditions must be met for the power top to open or close
automatically.
An error message in the instrument cluster display indicates if one of the conditions is not met or there is a malfunction.
Power top: please close rear lid
The luggage compartment l id must be closed when the power top is
opening or clos ing. This error message appears in the instrument
cluster display if the luggage compartment lid is not closed.
Storage bay not lowered. Please remove
obstruction
The power top storage bay must lower when the power top is
opening. Th is error message appears in the instrument cluster
display if the storage bay is not lowered.
If the storage bay does not
lower automatically because of objects in the lug gage compartment,
remove the objects that are in the way from the storage bay area.
Otherwise, you can operate the power top storage bay manually
~page 54.
Power top: cannot be used
This error message appears if the convertib le cannot open or close
automatically because of safety reasons or if there is a malfunction.
The follow ing causes are poss ible:
• Vehicle speed too high: Power top operat ion is deactivated and an
error message appears if the vehicle speed is too high . Reduce the
vehicle speed and operate the switch again to open or close the power
top.
• Battery voltage too low: The power top cannot be operated if the
battery voltage is too low . This ensures there w ill be enough battery .,,
Vehicle care Technical data

Clear vision
Clear vision
Lights
Switching the lights on and off ·'t/..·
Fig. 65 Instrument
panel: Headlight
control switch
Switching on AUTO -Automatic headlight
controls*
- Turn the light switch to AUTO=> fig. 65.
Turning on the side marker Lights
-Turn the head light control switch to ~oo~.
Switching on low beams
-Turn the headlight control switch to @:D .
Switching off the Lights
- Turn the headlight control switch to 0.
The low beams only illuminate with the ign it ion turned on.
With the side marker lights or headlights switched on, the symbol next to the light switch illuminates
;o o: .
AUTO -Automatic headlight control*
With the switch in the AUTO position, the low beams are switched on
automatically depending on the ambient light, for example in a
tunnel, at dusk and when it is raining or snowing . When the low
beams are switched on, the
;oo :: symbol comes on. The low beams
remain switched on regardless of the ambient light when you turn on
the fog lights.
When you turn off the ignition, the low beams are automatically
switched off .
On vehicles w ith a rain sensor the headl ights switch on automatically
after a few windshield wiper passes . However, the instrument
lighting will not be switched on.
With automat ic headlight control, you also have the high-beam func­
tion available. However, if you have not switched high beams back to
low beams while driving with automatic headlight contro l, only the
low beams come on the next time you turn on automatic headlight
control. In order to return to high beams again, you first have to pull
the high beam lever back to the normal position and then push the lever forward.
Light sensor malfunction
In the event of a light sensor malfunction, the driver is notified in the
instrument cluster display:
Automatic driving lights/automatic wipers defective
For safety reasons, the low beams are turned on permanently w ith
the switch in
AUTO . However, you can continue to turn the lights on
and off using the light sw itch. Have the light sensor checked as soon
as possible at an authorized Audi dealer or other qualified workshop . .,_

Clear vision
Adjusting exterior Lighting
The functions are selected in the radio or in the MMI.
- Sel ect: Function button [CARI> E x terior lighting.
Com ing home
The coming home function ensures that after
tu rning off the ignition
and op ening th e driver' s door
the vehi cle periphery is illum inated i n
the dark . In addition, the front fog lights, the ta il lights and the
license p late ligh t are tu rned on. The power-on time can be set for a
per iod from O (off) to 60 seconds .
Leaving home
The leaving home funct ions ensures that
when unlocking , the vehicle
per iphery is illuminated in t he da rk. In addi tion, the front fog l igh ts,
the tai l lights and t he license p late light are turned on . This function
can be tu rned on and off.
Automatic driving ligh ts*
W hen the light switch is in the AUTO=> page 62 position, the switch­
on point of the l ights can be changed in the automatic driving light
function.
Daytime running lights*
T he daytime running light s ca n be tu rn ed on o r off using this f unc­
tion. If the funct ion is active, the dayt ime runn ing lights are turned
on a utomat ica lly when the ignition is switched on.
In the vers ions for some co unt ries it is not poss ible to switc h off the
daytime running lights or they may not have daytime running lights.
(I) Tips
The coming home/ leaving home f unction is avai lab le only with the
switch in the AUTO position .•
Daytime running Lights (DRL) (USA models)
T he daytime running lights are turned on au tomatically
w hen the ignition is switched on.
On vehicles w ith xenon lights the daytime running lights will come on
autom atically when the ig ni tio n is t urned on and t he lig ht switch
=>
page 62, fig. 65 is in the O position or the AUTO position (only in
d aylig ht co ndit ions). T he
Daytime running light s fu nct ion can be
turned on and off in the MMI menu
E xterior lighting => page 64. On
vehicles wi th
halogen lights there is no dayt ime runn ing lights func­
tion .
& WARNING
Neve r use daytime running lights to see where you are going. They
are not bright enough and will not let you see far enough ahead
fo r safety , especiall y at dusk or when it is dark. Be aware of
c hange s in out side light condition s when you are driv ing and
r espond by switching on your low b eams
~D.
0 Note
Always be aware of changes in outside light conditions while you
are d riving. Re spond in t ime to fading daylight by tu rning the light
switch to position
~D (or "AUTO" if your ca r is equ ipped with this
feature)
to turn on your hea dlights. •
Daytime running Lights (Canada models
only)
When you turn on the ignition the daytime running lights
will come on automatically.
T he d aytime running lights a re a ct ivated only when the light sw itch
=>
page 62, fig. 65 is e it h er at the O or the coo: pos it io n. When the .,_