Lexus IS F, Owner'S Manual

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190
2-4. Using other driving systems
CAUTION
■
Conditions under which the vehicle-to-vehicle distance control may not function
correctly
Apply the brakes as necessary in the following conditions as the radar sensor may
not be able to correctly detect vehicles ahead, and a fatal or serious accident may
result:
●
When water or snow thrown up by the surrounding vehicles hinders the function-
ing of the sensor
●
When your vehicle is pointing upwards (caused by a heavy load in the trunk etc.)
●
When the road curves or when the lanes are narrow
●
When steering wheel operation or your position in the lane is unstable
●
When the vehicle ahead of you decelerates suddenly
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Handling the radar sensor
Observe the following to ensure the cruise control system can function effectively.
Otherwise, the system may not function correctly and could result in an accident.
●
Keep the sensor and grille cover clean at all times.
Clean the sensor and grille cover with a soft cloth so you do not mark or damage
them.
●
Do not subject the sensor or surrounding area to a strong impact.
If the sensor moves even slightly off position, the system may malfunction. If the
sensor or surrounding area is subject to a strong impact, always have the area
inspected and adjusted by a Lexus dealer.
●
Do not disassemble the sensor.
●
Do not attach accessories or stickers to the sensor, grille cover or surrounding
area.
●
Do not modify or paint the sensor and grille cover.
●
Do not replace them with non-genuine parts.