Conditions In Which The Lda Function May Not Operate Correctly - Lexus GX 460 User Manual

Conditions in which the function may not operate correctly
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In the following conditions, the camera sensor may be unable to recognize lane markers
causing the lane departure warning function to operate incorrectly. However, this does
not indicate a malfunction.
When driving through an area with no lane markers, such as a tollbooth, a crossing or
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before a ticket checkpoint
When driving on a sharp curve
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When lane markers are extremely narrow or extremely wide
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When the vehicle leans to one side an unusual amount due to a heavy load or improper
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tire inflation pressure
When the following distance between your vehicle and the vehicle ahead is extremely
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short
When the lane markers are yellow (These may be more difficult for the system to rec-
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ognize compared to white markers.)
When the lane markers are broken, "Botts' dots", "Raised pavement marker" or stones
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When the lane markers are on a curb etc.
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When lane markers are obscured or partially obscured by sand, dirt, etc.
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When there are shadows on the road running parallel with lane markers, or if a shadow
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covers the lane markers
When driving on a particularly bright road surface, such as concrete
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When driving on a road surface that is bright due to reflected light
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When driving in a location where the light level changes rapidly, such as the entrance to
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or exit from a tunnel
When sunlight or the headlights of oncoming vehicles are shining directly into the cam-
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era lens
When driving on roads that are branching or merging
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When driving on a road surface that is wet due to rain, previous rainfall, standing water,
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etc.
When the vehicle experiences strong up-and-down motion such as when driving on an
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extremely rough road or on a seam in the pavement
When headlight brightness at nighttime is reduced due to dirt on the lenses, or when
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the headlights are misaligned
When driving on winding roads or roads that are uneven
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When driving on rough or unpaved roads
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When changing the tires
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Depending on the tires used, sufficient performance may not be maintainable.
Warning messages and buzzers for LDA system
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Warning messages and buzzers are used to indicate a system malfunction or to inform
the driver of the need for caution while driving. (P. 522, 523)
GX460_OM_OM60L72U_(U)
4-5. Using the driving support systems
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