2010 AUDI A5 CABRIOLET dead battery

Opening and closing
(I) Tips
• The operation of the remote control key can be temporarily
disrupted by interference from transmitters in the vicinity of the
vehicle working in the same frequency range (e.g . a cell phone, radio
equipment).
• If you open the driver's door with the key left in the ignition lock,
a chime will sound. This is your reminder to remove the key and lock
the door .
• For security reasons, replacement keys are only available from
Audi dealers.
• For Declaration of Compliance to United States FCC and Industry
Canada regulations=>
page 346 . •
Check Light in the master key
The check light in the master key provides information
about different conditions.
Fig. 24 Check light in
t he master key
The check light comes on briefly once when a button is pressed, and
during an "inquiry" by the convenience key system. If the check
light does not come on, the battery is dead and has to be
replaced. In addition, when the battery is dead the symbo l appears
in the instrument cluster display as well as the message :
Please change key battery
Battery replacement => page 38. •
Master key battery replacement
•
Fig. 25 Remote
master key: Removing
the mechanical key
Fig. 26 Remote
master key: Removing
the battery holder
We recommend having the battery changed by an authorized
Audi dealer. However, if you wish to replace the dead battery
yourself, proceed as follows:
- Press the release button©~ fig. 25 . ..,.

-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