Lexus IS250 2006 Owner's Manual page 367

Have the malfunction repaired immediately.
After taking the specified steps to correct the suspected problem, check
that the warning light turns off.
Interior
Exterior
buzzer buzzer

Once
(Comes on for 8 seconds.)
Once 3 times
Warning message
(Flashing)
(Flashing)
5-2. Steps to take in an emergency
Details
Indicates that the
electronic key is
not present when
attempting to start
the engine.
Indicates that a
door other than
the driver' s door
has been opened
or closed with the
engine switch in
any mode other
than OFF and the
electronic key
outside of the
detection area.
Correction
procedure
Confirm the loca-
tion of the elec-
tronic key.
Confirm the loca-
tion of the elec-
tronic key.
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