Lexus RX330 2005 Owner's Manual page 206

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1 Hitting a curb, edge of pavement or hard surface
2 Falling into or jumping over a deep hole
3 Landing hard or vehicle falling
The SRS side and curtain shield airbags may inflate if a
serious impact occurs to the underside of your vehicle.
Some examples are shown in the illustration.
OCCUPANT RESTRAINT SYSTEMS
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