Lexus CT200h Owner's Manual page 584

5-2. Steps to take in an emergency
Follow the correction procedures.
A buzzer sounds and a warning message is shown on the multi-
information display. After taking the specified steps to correct the
suspected problem, check that the warning message goes off.
Warning message
582
CT200h_OM_OM76067E_(EE)
Details
Indicates that one or
more of the doors is not
fully closed
The system also indi-
cates which doors are
not fully closed.
If the vehicle reaches a
speed of 5 km/h
(3 mph), a buzzer
sounds to indicate that
the door(s) are not yet
fully closed.
Correction procedure
Make sure that all the
doors are closed.