Toyota 2015 Prius, Owner'S Manual

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2-4. Using other driving systems
PRIUS_OM_OM47A17U_DVD_(U)
2
When
d
riving
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Temporary cancelation of the LKA system functions
If any of the following occurs, the LKA system functions will be temporarily
canceled. The functions will resume after the necessary operating conditions
have returned.
●
The steering wheel is turned as far as necessary to cause the vehicle to
change lanes.
●
When the system detects no-handed driving. (The lane keeping assist
function will be temporarily canceled, but the lane departure warning
function will continue.)
●
The turn signal lever is operated.
●
The vehicle speed deviates from the operating range of the LKA system
functions. (The buzzer will beep twice when the lane keeping assist func-
tion is being canceled.)
●
When the lane lines cannot be recognized while driving. (The buzzer will
beep twice when the lane keeping assist function is being canceled.)
●
The wiper switch is set on high speed mode. (The lane keeping assist
function will be temporarily canceled, but the lane departure warning
function will continue.)
●
If the vehicle crosses a line for approximately half a minute or more. (The
lane keeping assist function will be temporarily canceled, but the lane
departure warning function will continue.)
●
When the lane departure warning function is activated.
The lane departure warning function will not operate again for a several
seconds after it has been activated, even if the vehicle leaves the lane
again.
■
The lane departure warning
It may be difficult to feel the sensory warning depending on the road condi-
tions.