Lexus GS 350 Owner's Manual page 527

526
7-2. Steps to take in an emergency
Warning message
(GS350/GS300)
(If equipped)
GS350_300_GS F_OM_OM30J17E_(GE)
Indicates a malfunction in the brake system
A buzzer also sounds.
 Have the vehicle inspected by your Lexus dealer
immediately.
Continuing to drive the vehicle may be dangerous.
(Flashes)
Indicates that hood or one or more of the doors or trunk
are not fully closed
The system also indicates which hood or doors or
trunk are not fully closed.
If the vehicle reaches a speed of 5 km/h (3 mph),
the hood or door(s) or trunk are not yet fully closed.
 Make sure that hood or all doors or trunk are
closed.
Indicates a malfunction in the Lexus parking assist
All assist-sensors flash.
A buzzer also sounds.
 Have the vehicle inspected by your Lexus dealer.
(GS F)
Details/Actions
flashes and a buzzer sounds to indicate that