Lexus 2013 GS 350 Owner's Manual page 665

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: Open door warning buzzer:
P. 704
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: 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 30 seconds, the
buzzer will sound intermittently for 10 seconds. Then, if the seat belt is still unfas-
tened, 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 30 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_U (OM30C34U)
7-2. Steps to take in an emergency
I n f o r ma t i o n P r o v i d e d b y :
691
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