2011 AUDI A6 key battery

Ignition Lock malfunction ~
A malfunction in the ignition lock must be repaired imme­diately .
If the .Pe symbol in the display blinks, there is a malfunction
in the electronic ignition lock. An additional driver message
can also be displayed by pressing the
[CHECK ] button:
Ignition lock defecti ve . Contact wor kshop!
- Do not turn the engine off.
- Drive immediately to an authorized Audi dealer to have
the malfunct ion correc ted.
If the re is a malfunction in the e lectronic ignition lock, the ignit ion
cannot be turned
off . Drive immediately to an authori zed Audi dealer
to have the cause of the mal function corrected.
On vehicles with Convenience key* , the eng ine should not be switched
off using the [STOP] button because the engine cannot be started
again afte r the ign ition is switched off .•
Yellow symbols
Ayellow symbol means WARNING.
Controls and equip ­
ment Safety first
Fig.
18 Disp la y : lo w
f u el l evel warning
(p rio ri ty 2)
Dri ver information display
Yellow symbols ind icate a prior ity 2 malfunct ion - Warning!
When a yellow warning symbo l appears,
one warning tone sounds. A
dr iver message appears as well to expla in the malfunction in more
detail. The driver warning goes out after about 5 seconds, but it can
be brought up again a t any time by pressing the
I CHECK] button .
Check the displayed function as soon as possible . If
more than one
pr iori ty 2 malfunction is detected, all symbo ls will appear one after
the other for about 2 seconds.
Yellow symbols mean:
Convenience key*
=> page 112
Key not in vehicle
-
USA models : => page 21
Defective brake light
Canada models : => page 21
Defective brake light
Defective light bulb
=> page 21
L ig ht/rai n sensor defective :::>page 30
Windshield washer fluid =:>page 30
level low
Low fue l level
=:> page30
II Battery voltage => page 31
-
Worn brake pads => page 31
II Dynamic headlight range => page 31
control defective
-
Check engine oil leve l => page 31
=>page 283
...
Vehicle care Technical data

Driver information display
Engine oil sensor malfunction => page 31
._ --
Engine speed limitation* :::>page 32
-- -Adaptive Light* defective => page 32
Ignition lock malfunction =>page 32
--Windshield wiper defective => page 32
Tire pressure monitoring sys­
tem*
Loss of tire pressure
Tire pressure monitoring sys ­
tem*
System not available
Battery in remote control key
--
=> page 315
=> page 315
:::>page 39
Electromechanical => page 115
parking brake
Automatic transmission mal­
function
Ap plies to vehicles: w ith Conven ience key
Key not in vehicle
Key not in vehicle
=> page 151,
=> page 158
-
-
This reminder appears along with the...., symbol if the master key is
removed from the vehicle with the engine running. It is intended to
remind you (e.g. when changing drivers) 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 . What is more, you cannot lock the vehicle from the
outside. •
Light/rain sensor defective )
Automatic headlights/automatic wipers defective
If the symbol illuminates, the light sensor has failed . For safety
reaso ns 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 at a dealership. •
Windshield washer fluid level too low 5
, Please refill washer fluid
If the symbol illuminates, add windshield washer fluid to the washer
system and also to the headlight washer system=>
page 294. •
Fuel supply too low )
L Please refuel
When this symbol 1. illuminates for the first time, the fuel reserve in
your vehicles is still about 2 Gallons (7 to 9 liters). Refuel as soon as
possible =>
page 274.
If the symbol lights up, even when there is ample fuel in the tank, and
the text
Tank system malfunction! Contact workshop appears in the
display, there is a fault in the system . Contact a qualified workshop to
have the fault rectified.•

Opening and closing
• For security reasons, replacement keys are only available from
Audi dealers. •
Master key with remote control
The remote control allows you to lock or unlock the
vehicle electronically.
Fig. 24 Fold-up
master key with
remote control
-To fold the key out and back in place, press the release
button~ fig. 24.
The transmitter and battery are located in the head of the remote
control. The receiver is located inside the vehicle. The maximum
effective range depends on several things . Remember, if the battery
is weak, the effective range decreases.
If you need to replace the remote contro l, or if you need to have it
repaired, you must see your authorized Audi dealer. Only then can you
use the key again.
Personalizing the master key
When the ignition is turned off or when the veh icle is locked, various
convenience settings are stored automatically and assigned to the
key that was used. The settings that are ass igned to the master key
are recalled automatically when the vehicle is un locked, when the
door is opened o r when the ignition is sw itched on. Settings are saved for the following systems:
•
Climate control
• Central locking
• Ambient lighting
• Windows
• Park ing System*
• Seat memory*
The
Remote control key function must be activated in the MMI
=> page 80, so that the settings for the driver's seat (including the
sett ings for the steering column and exterior mirrors) a re saved on
the master key through the seat memory when the vehicle is locked,
and are set automat ically when the vehicle is unlocked.
[ i ] Tips
• If the ignit ion is switched on, the remote control system is deacti­
vated.
• The remote control system can be affected by other systems oper­
ating in the same frequency range close to the vehicle, such as mobile
telephones, telev isio n broadcasting s tations, etc.
• For Declaration of Compliance to United States FCC and Industry
Canada regulations:=>
page 349. •

Check Light in the master key
The check light in the master key provides information
about different conditions.
Check light functions in the master key :
Vehicle within range of the key
Fig . 25 C heck lig ht in
the m aster k ey
If the vehicle is w ith in range of the key, the check light comes on
briefly once w hen a button is pressed.
Vehicle outside the range of the key
If the veh icle is outside t he range of the key, the c hec k light comes on
briefly once and then shows the status of the vehicle door locks:
• If the light is fl as hi ng q uickly, the veh icle is not locked.
• If the light is f lashing slow ly, the vehicle is locked .
State of master key battery
If the check light does not come on, the battery is dea d and has to be
replaced . I n addition, when the battery is dead the symbol appea rs
i n the instrument cluste r display as well as the message :
Please replace ma ster ke y battery
Battery replacement~ page 39.
Con tro ls a nd e quip ­
m en t Vehicle
OP-eration
Opening and closing
(I) Tips
Please note that the c urrent state of the vehicle doo r locks can only
be recalled wit h the master key t hat was last used to lock the vehicle.
It is poss ib le tha t a d ifferen t state is shown fo r the door lo cks on the
other master key which is not the same as that of the vehicle .•
Master key battery replacement
Each mas ter key contains a battery hous ed under th e
cover.
Fi g. 26 Master key:
o pe ning the c ove r
We reco mmend having the ba ttery chang ed by an au thori zed
dealer ship . However , if you wi sh to replace th e dead b atte ry
yourse lf, proc eed as follows :
- Pry apart the base~ fig. 26 @and the
cover @carefully
with a c oin.
- Remove the cover (arrow).
- Remove the dead battery from the cover .
- Install th e new ba ttery . Please make c ertain that the"+"
sign on t he ba ttery faces down . Correct po lar ity is shown
o n the cover. .,,.
Vehicle care Do-it-yourselt service iTechnical data

Open ing and closing
- Place the cover w ith th e new battery on the key base and
press both parts together.
c£> For the s ake of the environment
Dispose of dead batteries proper ly so as not to po llute the envi ron ­
me nt.
00 Tips
The replacement battery must be the same specification as the
orig inal. •
Electronic immobilizer
The immobilizer helps to prevent unauthorized use of
your vehicle.
A compu ter chip inside you r key au tomatically deactivates the e lec­
tron ic immob ilizer 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 ign ition lock, or on veh icles with
Conven ience key, when you remove the key from the vehicle, the elec­
tron ic immobil izer is a utomat ica lly activated once again.
& WARNING
A lway s ta ke the ke y w ith you when you l eav e the vehicle . Th e key
can di sa rm the e lect roni c engine immobilizer and pe rmit an un au­
thori zed p erso n t o start the eng ine a nd enable operation of the
v ehi cle sy stems su ch a s pow er w indo w or p ow er sunroof* l eading
to seriou s per sonal injur y.
00 Tips
• The veh icle cannot be started if an unauthori zed key is used. The
vehicle may not start if another radio device su ch as a key for another
vehicle o r a transponder is located on the key ring .
• For Declaration of Compliance to United S tat es FCC and Industry
Canada regulations =>
page 349. •
Valet key function
The valet key function prevents unauthorized persons
from opening the glove compartment or rear lid.
,~ • F ig. 27 Ce nter
co nsole: button for
valet key functio n
Activating and deactivating th e function
- Insert the master key into the igni tion lock and switch on
the ignition.
- Press the
!VALET] button ~ fig. 27 to activate/ deacti­
vate the function as desired. The in dicator light in the
button il luminates whe n the funct ion is ac tive.
- Remove the master key from the ignition lock. - Hand over only the
valet key~ page 37, fig. 23 to the
person who will take charge of the vehicle .

• The proximity sensors are deactivated after a few days to save
power . You then have to pull on the door handle once to unlock the
vehicle and a second time to open the vehicle.
• To prevent the battery from being discharged and to preserve your
vehicle's ability to start for as long as possible, the energy manage­
ment system gradually switches off unnecessary convenience func­
tions . It is possible that you will not be able to unlock your vehicle
using these convenience functions. •
Appli es to ve hicle s: wit h Co nven ience key
Locking the vehicle
The vehicle can be locked without operating the mastery
key.
(
i
Fig . 37 Convenience
key: Locking the
vehicle
- Move the selector lever to the P position.
- Press the locking button in the door handle to lock the
vehicle ~& .
The vehicle can be locked at any door . The authorized master key only
has to be within a range of about 1.5 meters from the particular door.
Th e se lecto r lever must be in the P position , otherwise the vehicle
cannot be locked .
Controls and equip ­
ment Safety first
Opening and closing
& WARNING
•
When you lock your vehicle from outside, nobody -especially
children -should remain inside the vehicle. Remember, when you
lock the vehicle from the outside the windows cannot be opened
from the inside.
• When you leave the vehicle, always remove the ignition key
and take it with you. This will prevent passengers (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
It is not possible to re-open the door for a brief period directly after
closing it. This allows you to ensure that the doors are properly
locked. •
Anti-theft alarm system
Description
The anti-theft alarm triggers an alarm if anyone
attempts to break into the vehicle.
The anti-theft alarm system triggers an audible alarm and turns on
the emergency flasher if an unauthorized interf erence with the
vehicle is sensed by the system.
How is the anti-theft alarm system switched on?
The anti-theft alarm system is switched on when you lock the veh icle.
Th e system is activated approximate ly 30 seconds after the vehicle is .,,_
Vehicle care Technical data

-Turn and hold the k ey in the lock posit ion®~ page 52,
fig. 40 until t he windows and th e power roof * are
comple tely closed .
Opening windows
-Inse rt the key into the lock o f th e driver's door.
Turn and hold the key in t he open posit ion @.
The a utomat ic close/open fu nction will cease if the key is returned to
i t s or iginal pos it io n.
& WARNING
• Be careful when closing the windows . Check to see that no one
is in the way, or serious injury could re sult!
• Always read and heed WARNING=>
& in "General des cription "
on
page 41 . •
Reactivating the system after battery
disconnection
If the vehicle battery is disco nnected and t hen reconnected ,
the automatic closing and opening function will not work
u nti l it is reactivated. To reactivate th is featu re, perform the
fo llowing steps:
Reactivating close /open feature
- Pull and hol d th e power w indow sw itc h until t he window is
comp letely closed .
- Release the switch.
- Pull the swi tch again for one second. The automat ic
closi ng/opening is now reactivated. •
Contro ls a nd e quip ­
m en t Vehicle
OP-eration
Opening and closing
Sliding/tilting power sunroof
Applies to veh icles: with slid ing/t ilting powe r sunroof
How the power sunroof works
Fig . 41 Section of th e
h eadliner : su nroo f
s wit ch pos itio ns
The roof will slide open or ti lt up at the rear as required. When the
ignition is on, yo u can slide the roof open or close it to the des ired
position by turning the rotary control sw itch located overhead next to
the inte rior light. The roof is tilted open o r closed by p ressing or
pulling the control switch at posit ion ®=>fig. 41.
You can s till close or open the sunroof for up to ten minutes after you
have switched off the ignition with the key remaining in the ignition
lock. If either door is opened, powe red operation of the sun roo f will
be deact ivated.
Solar protection with sliding glass sun roof*
The sliding glass sun roof is equipped with an ad justable sunshade to
reduce the effects of strong sunlight. The so lar protection can be
moved at the recessed hand le to open and close it. To p revent the
vehicle interior f rom heat ing up, you should close the solar protection
when you park yo ur vehicle in the s un .
When the roof is
slid open , the sunshade is opened automat ica lly.
Whe n the roof is closed, the sunshade can be closed man ua lly. .,
Vehicle care Do-it-yourselt service iTechnical data

Seats and storage
Cigarette lighter/socket
Cigarette lighter
. .
. .
Using the cigarette lighter
- Push the knob in.
• • IO .. :g • • N : : "-.. ~ . .
.. . .
Fig . 87 Open front
beverage storage
c ompartment wit h
ciga rette lighter
-Wait until the cigarette lighter knob pops out.
- Remove the cigarette lighter immediately and use it.
- Reinsert cigarette lighter into the socket after use.
Connecting an appliance
-Remove cigarette lighter.
- Plug in appliance to be used.
The socket of the cigarette lighter may be used for 12 -volt app liances
w ith maximum consumption of up to 100 watts, such as a flash light,
small vacuum cleaner, etc.
Before you purchase any accessories, always read and follow the
information in=>
page 348, "Additional accessor ies and parts
replacemen t".
& WARNING
Improper use of the cigarette lighter can cause serious injury or
start a fire.
• Be careful when using the cigarette lighter. If you do not pay
attention to what you are doing when you are using the cigarette
lighter you can burn yourself .
• The cigarette lighter and socket remain functional even if the
i gnition is switched off or the ignition key is removed. Never leave
children inside the vehicle without supervision.
0 Note
• To avoid damag ing the socket, only use plugs that fit properly.
• Only use the cigarette lighter socket as a power source for elec­
t rical accessories for short durat ions. Use the sockets in the vehicle
when a power source is needed for longer durations .
[ i ] Tips
When the engine is off and accessories are st ill plugged in and are on,
the vehicle battery can sti ll be drained. •