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9-2. If a warning light illuminates/flashes or a warning message is displayed on the meter
Rear passengers' seat belt reminder lights (warning buzzer)
Condition
(Vehicles without a head-up display)
(Vehicles with a head-up display)
INFORMATION
■
Rear passengers' seat belt warning buzzer
The rear passengers' seat belt warning buzzer sounds to alert the rear passenger that
his or her seat belt is not fastened. If the seat belt is unfastened, the buzzer sounds
intermittently for a certain period of time, after the seat belt is fastened and unfastened
and the vehicle reaches a certain speed.
Tire pressure warning light (warning buzzer)
Condition
When the light comes on after blinking for approximately 1 minute (a
buzzer does not sounds):
Malfunction in the tire pressure warning system
Have the system checked by your Lexus dealer.
When the light comes on (a buzzer sounds):
Low tire inflation pressure from natural causes
After the temperature of the tires has lowered sufficiently, check the
inflation pressure of each tire and adjust them to the specified level.
When the light comes on (a buzzer sounds):
Low tire inflation pressure from flat tire
Immediately stop the vehicle in a safe place and perform the necessa-
ry actions
Cause / Remedy
Warns the rear passengers to fasten their
seat belts
Fasten the seat belt.
Cause / Remedy
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