Lexus GS 450h 2008 Owner's Manual page 497

Front passenger detection sensor and passenger seat belt reminder
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If luggage is placed on the front passenger seat, the front passenger detection
●
sensor may cause the warning light to flash, even if a passenger is not sitting in
the seat.
If a cushion is placed on the seat, the sensor may not detect a passenger, and the
●
warning light may not operate properly.
SRS warning light
■
This warning light system monitors the following:
The airbag sensor assembly
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Front airbag sensors
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The curtain shield and rear side airbag sensors
●
The side and curtain shield airbag sensors
●
The front passenger occupant classification ECU
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"AIR BAG ON" and "AIR BAG OFF" indicator lights
●
The pressure sensor
●
The belt tension sensor
●
The seat belt buckle switches
●
The driver' s seat position sensor
●
The inflators
●
The warning light
●
The interconnecting wiring and power sources
●
If the tire pressure warning light comes on after blinking for 1 minute frequently
■
If the tire pressure warning light comes on after blinking for 1 minute frequently
when the "POWER" switch is turned to ON mode, have it checked by your Lexus
dealer.
5-2. Steps to take in an emergency
5
495