Lexus GS460 Owner's Manual page 549

Have the malfunction repaired immediately.
A buzzer sounds and a warning message is shown on the multi-informa-
tion display. After taking the specified steps to correct the suspected
problem, check that the warning message turns off.
Warning message
GS_G_U (OM30C11U)
May 21, 2010 1:06 pm
5-2. Steps to take in an emergency
Details
One or more of the doors
is not fully closed.
The system also indi-
cates which doors are
not fully closed.
flashes and a
buzzer sounds to indi-
cate that one or more of
the doors is not fully
closed (with the vehicle
having reached a speed
of 3 mph [5 km/h]).
The hood is not fully
closed.
flashes and a
buzzer sounds to indi-
cate that hood is not fully
closed (with the vehicle
having reached a speed
of 3 mph [5 km/h]).
Correction procedure
Make sure that all of the
doors are closed.
Close the hood.
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