190
4-5. Using the driving support systems
■ Operation conditions of each function
● Lane departure alert function
This function operates when all of the fol-
lowing conditions are met.
• LKA is turned on.
• Vehicle speed is approximately 32 mph
(50 km/h) or more.
• System recognizes white (yellow) lines.
• Width of traffic lane is approximately 9.8
ft. (3 m) or more.
• Turn signal lever is not operated.
• Vehicle is driven on a straight road or
around a gentle curve with a radius of
more than approximately 492 ft. (150
m).
• No system malfunctions are detected.
(P.192)
● Steering assist function
This function operates when all of the fol-
lowing conditions are met in addition to the
operation conditions for the lane departure
alert function.
•Setting for “Steering Assist” in of the
multi-information display is set to “On”.
(P.79)
• Vehicle is not accelerated or decelerated
by a certain amount or more.
• Steering wheel is not operated with a
steering force level suitable for changing
lanes.
• ABS, VSC, TRAC and PCS are not
operating.
• TRAC or VSC is not turned off.
• Hands off steering wheel warning is not
displayed. (P.190)
● Vehicle sway warning function
This function operates when all of the fol-
lowing conditions are met.
• Setting for “Sway Warning” in of the
multi-information display is set to “On”.
(P.79)
• Vehicle speed is approximately 32 mph
(50 km/h) or more.
• Width of traffic lane is approximately 9.8
ft. (3 m) or more.
• No system malfunctions are detected.
(P.192)
● Lane centering function
This function operates when all of the fol-
lowing conditions are met.
• LKA is turned on.
• Setting for “Steering Assist” and “Lane
Center” in of the multi-information
display are set to “On”. (P.79)
• System recognizes white (yellow) lines.
• Dynamic radar cruise control with full-
speed range is operating.
• Width of traffic lane is approximately 8.2
to 13.5 ft. (2.5 to 4.1 m).
• Turn signal lever is not operated.
• Vehicle is driven on a straight road or
around a gentle curve with a radius of
more than approximately 656 ft. (200
m).
• No system malfunctions are detected.
(P.192)
• Vehicle does not accelerate or deceler-
ate by a certain amount or more.
• Steering wheel is not operated with a
steering force level suitable for changing
lanes.
• ABS, VSC, TRAC and PCS are not
operating.
• TRAC or VSC is not turned off.
• Hands off steering wheel warning is not
displayed. (P.190)
• Steering assist function is not operating.
■ Temporary cancellation of functions
When the operation conditions are no lon-
ger met, a function may be temporarily can-
celed. However, when the operation
conditions are met again, operation of the
function is automatically restored.
(P.190)
■ Steering assist function/lane centering
function
Depending on the vehicle speed, lane
departure situation, road conditions, etc.,
the driver may not feel the function is oper-
ating 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 playback, etc.
■ Hands off steering wheel warning
In the following situations, a warning mes-
sage urging the driver to hold the steering
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