Lexus IS F 2012 Owner's Manual page 483

Follow the correction procedures.
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 10 sec-
Once 3 times
Warning message
onds.)
(Flashing)
5-2. Steps to take in an emergency
Details
Indicates that an
attempt was
made to start the
engine without
the electronic
key being
present, or the
electronic key
was not function-
ing normally.
Indicates that a
door other than
the driver's door
has been opened
and closed with
the "ENGINE
START STOP"
switch in any
mode other than
OFF and the
electronic key
has been taken
out of the detec-
tion area.
Correction
procedure
Start the engine
with the elec-
tronic key
*
present.
Confirm the loca-
tion of the elec-
tronic key.
483
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