2008 AUDI A5 COUPE battery

Driver information system37
Controls
Safety
Driving tips
General maintenance
Self-help
Technical data
Message comes on and does not go out
If the message appears in the display after the ignition is switched
on or while driving, and does not go out again, the battery is not
being maintained at the proper power level. Starting reliability may
be impaired. You should have the battery checked by a qualified
workshop as soon as possible.
Check engine oil level

 Please check oil level
If the  symbol lights up, check the engine oil level as soon as
possible ⇒page 234 . Top up the oil at the next opportunity
⇒ page 234 .
Engine oil sensor defective


Oil level ! Sensor defective
If the 
symbol lights up, take the ve hicle to a qualified workshop
and have the oil level sensor checked. Until then it is advisable to
check the oil level every time you fill up with fuel ⇒page 234 .
Applies to vehicles: with diesel engine and diesel particulate filterDiesel particulate filter obstructed

 Particle filter. See Owner's Manual
When the symbol
 lights up you can assist the self-cleaning func-
tion of the filter by driving accordingly. You should drive at a speed
of at least 60 km/h (engine sp eed about 2,000 rpm) for about
15 minutes in 4th or 5th gear, or with the selector lever in position S
on vehicles with automatic gearbox* . As a result of the increase in
temperature the soot in the filter wi ll be burned off. The symbol will
disappear once the cleaning proc ess has been completed success-
fully. If the symbol
 does not go out, please contact a qualified work-
shop and have the fault rectified.
For further information on the diesel particulate filter ⇒page 205 .
WARNING
It is essential that you adjust your speed to suit the weather, road,
terrain and traffic conditions. The recommended driving speed
must never lead to the driver disregarding the traffic regulations.Applies to vehicles: with dynamic headlight range controlHeadlight range control defective

 Headlight range control defective
This symbol
 indicates a malfunction in the dynamic headlight
range control. Take the vehicle to a qualified workshop to have the
dynamic headlight range control function repaired.
Applies to vehicles: with adaptive lightadaptive light defective

 adaptive light defective
This symbol
 indicates that the adaptive light is defective. Take
the vehicle to a qualified workshop to have the headlights and/or
the control unit for the adaptive light repaired.
Ignition lock defective


Ignition lock defective
If the symbol

lights up in the display, there is a malfunction in
the electronic ignition lock. Take the vehicle to a qualified workshop
to have the problem remedied.
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Doors and windows
40
WARNING
•
Always switch off the ignition and take the key with you when
leaving the vehicle - even if you on ly intend to be gone for a short
time. This is especially im portant if children are left in the car. They
might otherwise be able to start the engine or use power-operated
equipment such as the electric windows - this could lead to inju-
ries.
•
Wait for the vehicle to come to a standstill before removing the
ignition key from the lock. Otherwise the steering lock could
engage suddenly, causing an accident.Note
The function of the remote control key may be impaired by interfer-
ence from other nearby radio signals (for example from a mobile
telephone or TV transmitter) if these are in the same frequency
range.Indicator lamp on remote control key
The indicator lamp on the remote control key lights up
when you press the buttons.
The indicator lamp should light up once briefly when you press one
of the buttons briefly. The indicator lamp should flash when you
press and hold one of the buttons (convenience open/close).
If the indicator lamp does not li ght up, this means the battery is
exhausted and must be replaced ⇒page 40 . The instrument cluster
display also sh ows the symbol
 and the following message if the
battery is exhausted:
Please change key battery
Replacing the battery for the remote control key– Press the release button ⇒fig. 29.
Fig. 28 Indicator lamp
on remote control key
Fig. 29 Remote control
key: Removing the
emergency keyFig. 30 Remote control
key: Removing the
battery carrier
AA
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Doors and windows41
Controls
Safety
Driving tips
General maintenance
Self-help
Technical data
– Pull the emergency key out of the remote control key.
– Press the release catch ⇒page 40, fig. 30 on the
battery carrier and at the same time pull the battery
carrier out of the remote control key in the direction of
the arrow.
– Insert the new CR 2032 battery with the “+” symbol facing downwards.
– Slide the battery carrier carefully into the remote control key.
– Insert the emergency key.
For the sake of the environmentUsed batteries must be disposed of appropriately and must not be
discarded with ordinary household waste.
Note
The new battery must be of the same type as the original one
(CR 2032).Removing the emergency key
– Press the release button ⇒fig. 31.
– Pull the emergency key out of the remote control key.You can use the emergency key to ...•
activate and deactivate* the front passenger's airbag
⇒ page 183 .
•
lock and unlock* the front passenger's storage compartment
⇒ page 91 .
•
lock and unlock the lockable rear seat ⇒page 82 .
•
manually lock and unlock the vehicle if this is not possible using
the remote control key ⇒page 46 .
Emergency release for ignition key
In the event of a malfunction in the vehicle's electrical
system, it may no longer be possible to remove the igni-
tion key.If you are not able to remove the ignition key because the
vehicle battery has discharged (for example), remove the
key as follows:
ABAA
Fig. 31 Remote control
key: Removing the
emergency key
AAAB
Fig. 32 Ignition lock
with key
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Doors and windows
46
NotePlease note the following points if the vehicle is left parked for long
periods:•
To save electrical power, the proximity sensors are switched off
after a few days. You will then need to pull the door handle once to
unlock the vehicle, and a second time to open it.
•
To prevent the battery from becoming discharged and thus
maintain the vehicle's starting ability for as long as possible, the
power management system will gradually switch off convenience
functions that are not required. In this case you may not be able to
unlock the vehicle with this convenience function.
Locking and unlocking the vehicle using the key
If the central locking system should fail to work, you can
still lock and unlock the driver's door by turning the emer-
gency key or spare key in the lock.Unlocking
– Turn the key to position ⇒fig. 38 to unlock the
vehicle. Locking
–Turn the key
once to position ⇒ to lock the vehicle.
– If you turn the key to position a second time within 2
seconds , this will lock the vehicle without activating the
deadlock mechanism .
In order to switch off the anti-theft alarm*, you must switch on the
ignition within 15 seconds after opening the driver's door. Other-
wise the alarm will be triggered.
WARNING
Do not leave anyone (espec ially children) in the car if it is locked
from the outside and the deadlock mechanism is activated: the
doors and windows cannot then be opened from the inside.
Locked doors could delay assistance in an emergency, potentially
putting lives at risk.
Note
•
The central locking switch and the release button for the boot lid

will function after the ignition is switched on.
•
If the vehicle is locked with the key when the central locking
system is operational, it is only possible to unlock all the doors and
the boot lid centrally with the key within the next 45 seconds. After
this period, the key will only unlock the driver's door.
Fig. 38 Lock on
driver's door
AA
ABAB
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Doors and windows51
Controls
Safety
Driving tips
General maintenance
Self-help
Technical data
Convenience open function
– Press and hold the unlocking button
 on the remote
control key until all the windows have reached the
desired position and the tilting panorama roof* is open.
Convenience close function
– Press and hold the locking button
 on the remote
control key until the windows and the tilting panorama
roof* are closed ⇒.
Convenience close function with advanced key*
– Touch and keep your hand in contact with the locking sensor on the door handle until the windows and the
tilting panorama roof* are closed.
The electric blind is opened and closed together with the tilting
panorama roof*.
WARNING
•
Take care when closing the wi ndows and the tilting panorama
roof*. Careless or uncontrolled use can cause injuries.
•
For safety reasons, you should only use the remote control
open and close functions within about 2 metres of the vehicle. To
avoid injuries, always keep an ey e on the windows when pressing
the button to close them. The wi ndows and panorama roof stop
moving as soon as the button is released.
Settings for convenience open function
The driver can use the sound system or MMI* to select
which windows are opened.– Select: Function selector button > Windows >
Convenience open.If you wish to use the convenience open function for the windows
and the tilting panorama roof*, select on for the functions Front
windows and Sunroof* .What to do after a malfunction
The one-touch open and close function must be reacti-
vated if the battery has been disconnected.– Pull and hold the electric window switch until the
window is fully closed.
– Release the switch and then pull it again for at least one second.
Fig. 46 MMI display:
Convenience open
menu
CAR
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Lights and vision
60Interior lightsFront interior lights
The front interior lighting also incorporates the reading
lights for the driver and passenger.The rocker switch ⇒ fig. 58 for the interior light has the
following functions:
Courtesy light position
– Move switch to the centre position. Interior light switched on
– Move switch to position I.
Interior light switched off
– Move switch to position O.
Front reading lights

– Press one of the switches
⇒fig. 59 to switch the left
or right reading light on and off.If you switch on the courtesy ligh ting, the interior lights come on
automatically when the vehicle is unlocked or the doors are opened.
The light also comes on when the ke y is pulled out of the ignition. It
goes out approximately 30 second s after the doors are closed. The
interior light is switched off immediately when the vehicle is locked
or when the ignition is switched on.
If a door is left open, the light is switched off after about 10 minutes
to prevent the battery from running flat.
The brightness of the light is automatically adjusted by a dimmer
when it is switched on.Rear interior lights
Reading lights are also provided for rear passengers.
Fig. 58 Headliner:
Front interior lightsFig. 59 Headliner:
Front reading lights
AA
AA
AAAA
AB
Fig. 60 Headliner: Rear
reading lights
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Seats and storage
88The cigarette lighter employs a standard 12 Volt socket which can
also be used as a power source fo r electrical appliances. The appli-
ances connected to the socket must not exceed a power rating of
100 W.
WARNING
•
Take care when using the cigare tte lighter. Carelessness or
negligence when using the cigarette lighter can cause burns.
•
The cigarette lighter also works when the ignition is off and
when the ignition key is removed. To avoid the risk of fire, never
leave children unsuper vised in the vehicle.
•
The electrical sockets and any appliances connected to them
will operate only when the ignition is switched on. Improper use
of the electrical sockets or the appliances connected to them can
cause injuries or fire. To avoid the risk of injury, never leave chil-
dren unsupervised in the vehicle with the key.Caution
Always use the correct type of plugs to avoid damaging the sockets.
Note
Using electrical appliances with the engine switched off will drain
the battery.
Applies to vehicles: with 12 Volt sockets12 Volt sockets
Electrical equipment can be connected to both 12 Volt
sockets.Electrical socket in luggage compartment and
front centre console
– Open the cover cap concealing the socket ⇒fig. 101.
– Insert the plug of the electrical appliance into the socket.
Electrical socket in rear centre console
– Fold up the lid ⇒page 89, fig. 103 to access the socket.
Fig. 101 Detail of the
side trim in the
luggage compartment:
12 Volt socketFig. 102 Electrical
socket in the centre
console
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Seats and storage89
Controls
Safety
Driving tips
General maintenance
Self-help
Technical data
– Insert the plug of the electric al appliance into the socket.Electrical equipment can be connected to the 12 Volt socket. The
appliances connected to the socket must not exceed a power rating
of 100 W.
WARNING
The electrical sockets and any a ppliances connected to them will
operate only when the ignition is switched on. Improper use of the
electrical sockets or the appliances connected to them can cause
injuries or fire. To avoid the risk of injury, never leave children
unsupervised in the vehicle with the key.
Caution
•
To avoid damage to the vehicle's electrical system, never
connect equipment that generates electrical current, such as a solar
panel or battery charger, to the 12 Volt sockets or cigarette lighter in
order to charge the vehicle's battery.
•
Use only equipment which has been tested for electromagnetic
compatibility in compliance with EC Directive 2004/104/EC.Note
Using electrical appliances with the engine switched off will drain
the battery.
Applies to vehicles: with 230 Volt Euro socketOn-board 230 Volt Euro socketElectrical equipment can be connected to the 230 Volt
Euro socket in the rear centre console.The 230 Volt Euro socket can only be used when the engine
is running ⇒.
– Fold up the lid to access the socket.
– Plug the Euro connector into the socket. This will auto- matically release the child safety device.LED in electrical socket
Appliances suitable for connection
Electrical equipment with a Euro plug connector can be connected
to the 230 Volt Euro socket. The appliances connected to the
230 Volt Euro socket must not exceed a power rating of 150 W
(300 W peak power).Steady green light:
The socket is ready for use.
Flashing red light:
The socket has tripped out due
to a power surge, overheating or
similar
Fig. 103 Rear centre
console: 230 Volt Euro
socket
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