Lexus LS460 User Manual page 318

318
4-5. Using the driving support systems
Conditions that may trigger the system even if there is no danger of a collision
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When there is an object by the roadside at the entrance to a curve
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When passing an oncoming vehicle on a curve
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When driving over a narrow iron bridge
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When there is a metal object on the road surface
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When driving on an uneven road surface
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When passing an oncoming vehicle on a left-turn
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When your vehicle rapidly closes on the vehicle in front
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When a grade separation/interchange, sign, billboard, or other structure appears
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to be directly in the vehicle' s line of travel
When there is a metal plate in the road in front of the vehicle on a downhill slope
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When climbing a steep hill causes an overhead billboard or other metallic structure
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to appear directly in the vehicle' s line of travel
When driving under an overpass
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When an extreme change in vehicle height occurs
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When passing through certain toll gates
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When driving through a lump of steam or smoke
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When the radar sensor moves off position due to its surrounding area being sub-
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jected to a strong impact
When the system is activated in the situations described above, there is also a possi-
bility that the seat belts will retract quickly and the brakes will be applied with a force
greater than normal. When the seat belt is locked in the retracted position, stop the
vehicle in a safe place, release the seat belt and refasten it.
Obstacles not detected
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The radar sensor cannot detect plastic obstacles such as traffic cones. There may
also be occasions when the sensor cannot detect pedestrians, animals, bicycles,
motorcycles, trees, or snowdrifts.
A camera sensor cannot detect obstacles in the following situations:
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A camera sensor is directly receiving intense light, such as sunlight.
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Visibility is poor because of bad weather or other reasons.
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The sensor temperature is extremely high.
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The headlights are not turned on in darkness such as at night or in a tunnel.
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LS460/LS460L_U (OM50D48U)