Lexus LS600hL Owner's Manual page 285

CAUTION
Situations unsuitable for LKA
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Do not use LKA in any of the following situations.
Otherwise, the system may not function correctly and could result in an accident.
When driving with snow tires, tire chains, a spare tire, or similar equipment
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When the tires have been excessively worn, or when the tire inflation pressure is
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low
When there are objects or structures along the roadside that might be misinter-
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preted as lane markers (such as guardrails, curb, reflector posts, etc.)
When driving on snowy roads
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When pavement lane markers are difficult to see due to rain, snow, fog, sand, dirt,
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etc.
When there are visible lines on the pavement from road repairs, or if the remains
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of old lane markers are still visible on the road
When driving on slippery roads, such as those covered with rain, ice or snow
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When driving in a lane other than the driving or passing lanes on a freeway or
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highway
When driving on a road with lane closures due to maintenance, or when driving
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in a temporary lane
NOTICE
To prevent damage to or incorrect operation of the LKA system
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Do not modify the headlights or attach stickers to the surface of the lights.
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Do not modify the suspension, or replace them with non-genuine parts.
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Do not install or place anything on the hood or the grille. Also, do not install a
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grille guard (bull bars, kangaroo bar etc.).
Do not modify the sun visor or replace it with anything other than a genuine
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Lexus product.
If your windshield needs repairs, contact your Lexus dealer.
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LS600hL_U(OM50D26U)
4-5. Using the driving support systems
285
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