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2654-5. Using the driving support systems
4
Driving
WARNING
●Light from the headlights of an oncoming vehicle, the sun, etc. enters the
camera.
● The vehicle is driven on a slope.
● The vehicle is driven on a road which tilts left or right, or a winding road.
● The vehicle is driven on an unpaved or rough road.
● The traffic lane is excessively narrow or wide.
● The vehicle is extremely tilted due to carrying heavy luggage o r having
improper tire pressure.
● The distance to the preceding vehicle is extremely short.
● The vehicle is moving up and down a large amount due to road conditions
during driving (poor r oads or road seams).
● When driving in a tunnel or at night with the headlights off or when a head-
light is dim due to its lens being dirty or it being misaligned.
● The vehicle is struck by a crosswind.
● The vehicle is affected by wind from a vehicle driven in a nearby lane.
● The vehicle has just changed lanes or crossed an intersection.
● Tires which differ by structure, manufacturer, brand or tread p attern are
used.
● When tires of a size other than specified are installed.
● Snow tires, etc. are equipped.
● The vehicle is being driven at extremely high speeds.
Page 266 of 584
2664-5. Using the driving support systems
◆Lane departure alert function
When the system determines
that the vehicle might depart
from its lane or course
*, a
warning is displayed on the
multi-information display, and a
warning buzzer will sound to
alert the driver.
When the warning buzzer
sounds, check the area around
your vehicle and carefully oper-
ate the steering wheel to move
the vehicle back to the center of
the lane.
Vehicle with BSM: When the
system determines that the
vehicle might depart from its
lane and that the possibility of a
collision with an overtaking vehi-
cle in the adjacent lane is high,
the lane departure alert will
operate even if the turn signals
are operating.
*: Boundary between asphalt and the side of the road, such as gra ss, soil,
or a curb
Functions included in LTA system
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2674-5. Using the driving support systems
4
Driving
◆Steering assist function
When the system determines
that the vehicle might depart
from its lane or course
*, the
system provides assistance as
necessary by operating the
steering wheel in small
amounts for a short period of
time to keep the vehicle in its
lane.
Vehicle with BSM: When the
system determines that the
vehicle might depart from its
lane and that the possibility of a
collision with an overtaking vehi-
cle in the adjacent lane is high,
the steering assist function will
operate even if the turn signals
are operating.
*: Boundary between asphalt and the side of the road, such as gra ss, soil,
or a curb
Page 268 of 584
2684-5. Using the driving support systems
◆Vehicle sway warning function
When the vehicle is swaying
within a lane, the warning
buzzer will sound and a mes-
sage will be displayed on the
multi-information display to alert
the driver.
◆Lane centering function
This function is linked with
dynamic radar cruise control
with full-speed range and pro-
vides the required assistance
by operating the steering wheel
to keep the vehicle in its current
lane.
When dynamic radar cruise con-
trol with full-speed range is not
operating, the lane centering
function does not operate.
In situations where the white
(yellow) lane lines are difficult to
see or are not visible, such as
when in a traffic jam, this func-
tion will operate to help follow a
preceding vehicle by monitoring
the position of the preceding
vehicle.
Page 269 of 584
2694-5. Using the driving support systems
4
Driving
Press the LTA switch to turn the
LTA system on.
The LTA indicator illuminates and a
message is displayed on the multi-
information display.
Press the LTA switch again to turn
the LTA system off.
When the LTA system is turned on
or off, operation of the LTA system
continues in the same condition
the next time the hybrid system is
started.
Tu r n i n g LTA s y s t e m o n
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2704-5. Using the driving support systems
LTA i n d i c a t o r
The illumination condition of the
indicator informs the driver of
the system operation status.
Illuminated in white:
LTA system is operating.
Illuminated in green:
Steering wheel assistance of the
steering assist function or lane
centering function is operating.
Flashing in orange:
Lane departure alert function is
operating.
Operation display of steer ing wheel operation support
Displayed when the multi-informat ion display is switched to the
driving assist system information screen.
Indicates that steering wheel ass istance of the steering assist func-
tion or lane centering fu nction is operating.
Both outer sides of the lane are displayed: Indicates that stee ring
wheel assist of the lane centering function is operating.
One outer side of the lane is displayed: Indicates that steerin g
wheel assist of the steering assist function is operating.
Both outer sides of the lane are flashing: Alerts the driver that their
input is necessary to stay in the center of the lane (lane cent ering
function).
Indications on multi-information display
1
2
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2714-5. Using the driving support systems
4
Driving
Lane departure alert function display
Displayed when the multi-informat ion display is switched to the
driving assist system information screen.
*: Boundary between asphalt and the side of the road, such as gra ss, soil, or
a curb
Follow-up cruising display
Displayed when the multi-informat ion display is switched to the
driving assist system information screen.
Indicates that steering assist of the lane centering function i s operating
by monitoring the position of a preceding vehicle.
When the follow-up cruising display is displayed, if the preced ing vehi-
cle moves, your vehicle may move in the same way. Always pay ca reful
attention to your surroundings and operate the steering wheel a s neces-
sary to correct the path of the vehicle and ensure safety.
3
Inside of displayed lines is
whiteInside of displayed lines is
black
Indicates that the system is recog-
nizing white (yellow) lines or a
course
*. When the vehicle
departs from its lane, the white
line displayed on the side the
vehicle departs from flashes
orange. Indicates that the system is not
able to recognize white (yellow)
lines or a course* or is temporar-
ily canceled.
4
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2724-5. Using the driving support systems
■Operation conditio ns of each function
● Lane departure alert function
This function operates when all of the following conditions are met.
• LTA is turned on.
• Vehicle speed is approximately 32 mph (50 km/h) or more.
*1
• System recognizes white (yellow) lane lines or a course*2. (When a white
[yellow] line or course
*2 is recognized on only one side, the system will
operate only for the recognized side.)
• Width of traffic lane is approximately 9.8 ft. (3 m) or more.
• Turn signal lever is not operated. (Vehicle with BSM: Except when another vehicle is in the lane on the side where the turn signa l was oper-
ated)
• Vehicle is not being driven around a sharp curve.
• No system malfunctions are detected. ( P. 275)
*1: The function operates even if the vehicle speed is less than a pproxi-
mately 32 mph (50 km/h) when the lane centering function is ope rating.
*2: Boundary between asphalt and the side of the road, such as gra ss, soil,
or a curb
● Steering assist function
This function operates when all of the following conditions are met in addi-
tion to the operation conditions for the lane departure alert function.
• Vehicle is not accelerated or decelerated by a fixed 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.
● Vehicle sway warning function
This function operates when all of the following conditions are met.
• Setting for “Sway Warning” in of the multi-information display is set to “On”. ( P. 102)
• 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. 275)
● Lane centering function
This function operates when all of the following conditions are met.
• LTA is turned on.
• Setting for “Lane Center” in of the multi-information display is set to
“ON”. ( P. 102)
• This function recognizes white (yellow) lane lines or the posi tion of a pre-
ceding vehicle (except when the preceding vehicle is small, such as a
motorcycle).