Toyota RAV4 Hybrid 2018, Service Manual

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RAV4-HV_OM_OM42B81U_(U)
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4-5. Using the driving support systems
4
Drivin
g
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Temporary cancellation of functions
When operation conditions are no longer met, a function may be temporarily
canceled. However, when the operation conditions are met again, operation
of the function is automatically restored. (
→
P. 264)
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Steering control function
Depending on the vehicle speed, lane departure situation, road conditions,
etc., the driver may not feel the function is operating or the function may not
operate at all.
■
Lane departure alert function
The warning buzzer may be difficult to hear due to external noise, audio play-
back, etc.
■
Hands off steering wheel alert
When the system determines that the driver has removed the hands from the
steering wheel while the steering control function is operating, a warning
message is displayed on the multi-information display.
If the driver continues to keep the hands off of the steering wheel, a buzzer
sounds and a warning message is displayed. This alert also operates in the
same way when the driver continuously operates the steering wheel only a
small amount. However, depending on the road conditions, etc., the function
may not cancel.
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White (yellow) lines are only on one side of road
The LDA system will not operate for the side on which white (yellow) lines
could not be recognized.