Lexus GS350 Owner's Manual page 439

Warning light
(If equipped)
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: Open door warning buzzer:
→P. 441
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2
: Driver's seat belt buzzer:
The driver's seat belt buzzer sounds to alert the driver that his or her seat belt is not
fastened. Once the engine switch is turned to IGNITION ON mode, the buzzer
sounds for 6 seconds. If the vehicle reaches a speed of 12 mph (20 km/h), the buzzer
sounds once. If the seat belt is still unfastened after 24 seconds, the buzzer will sound
intermittently for 10 seconds. Then, if the seat belt is still unfastened, the buzzer will
sound in a different tone for 20 more seconds.
Front passenger's seat belt buzzer:
The front passenger's seat belt buzzer sounds to alert the front passenger that his or
her seat belt is not fastened. The buzzer sounds once if the vehicle reaches a speed of
12 mph (20 km/h). If the seat belt is still unfastened after 24 seconds, the buzzer will
sound intermittently for 10 seconds. Then, if the seat belt is still unfastened, the buzzer
will sound in a different tone for 20 more seconds.
GS350_300_GS F_OM_OM30G34U_(U)
7-2. Steps to take in an emergency
Warning light/Details/Actions
LKA warning light
The warning light comes on and a warning message is displayed to
indicate that the LKA (Lane-Keeping Assist) system is not available
temporarily or has detected a malfunction.
→ P. 451, 452
437
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