Toyota Avensis Owner's Manual page 643

Have the malfunction repaired immediately. (Vehicles with smart
entry & start system)
After taking the specified steps to correct the suspected problem,
check that the warning message and light go off.
Interior Exterior
buzzer buzzer
Sounds

once
AVENSIS_OM_OM20B99E_(EE)
Warning message
The electronic key
is not detected
when an attempt is
made to start the
engine.
(Flashes)
5-2. Steps to take in an emergency
Correction
Details
procedure
Confirm the
location of
the elec-
tronic key.
5
643