36 Opening and clo sing
The transmitter and battery are located in the
head of the remote control. The receiver is lo
cated inside the vehicle. The maximum effec
tive range depends on several things . Remem
ber, 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 .
@ Tips
-If the ignition is sw itched on, the remote
control system is deact ivated .
- The remote control system can be affect
ed by other systems operating in the
same frequency range close to the vehi
cle, such as mob ile telephones, televi
s ion broadcasting stat ions, etc.
- For Decla rat ion of Compliance to United
States FCC and Industry Canada regula
tions
~ page 244.
Check light in the master key
The check light in the master key indicates
the state of charge of the battery .
Fig. 29 Che ck lig ht in the maste r key
State of master key battery
When a button is pressed, the check lig ht
flashes
c::> fig. 29 ( a rrow) . If the check light
does not come on or flash, the battery is dead
a nd has to be replaced.
B attery replacement
c::> page 36.
Master key battery replacement
Each master key contains a battery housed
under the cover .
Fig . 30 Master key: open ing the cover
We recommend having the ba tte ry ch anged
by an authorized dealership . However, if you
wish to rep lace the dead battery yourse lf, pro
ceed as follows:
" Pry apart the base
c::> fig. 30 @ and the cove r
® carefully with a coin .
" Remove the cover (arrow) .
" Remove the dead battery from the cover.
" Insta ll the new battery. Please make certain
that the" +" sign on the battery faces down
in the cover. Correct polarity is shown on the
cover .
" Plac e th e cover w it h the new battery o n the
key base and p ress both parts together.
@ For the sake of the environment
D ispose of dead batteries properly so as
not to poll ute the environment.
(0 Tips
The replacement battery must be the
sam e spec ificat ion as the o riginal.
Electronic immobilizer
The immobilizer helps to prevent unauthor
ized use of your vehicle .
A computer chip inside your key automatically
deactivates the electro nic immobilizer when
you insert the key in the ignition lock . When
you remove the key from the ignit ion lock, the
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