Vehicles with 7-inch display
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.
Displayed when the multi-information display is switched to the driving support system information display.
Indicates that steering wheel assistance of the steering assist function or lane centering function is operating.
Both outer sides of the lane are displayed: Indicates that steering wheel assist of the lane centering function is operating.
One outer side of the lane is displayed: Indicates that steering 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 centering function).
Displayed when the multi-information display is switched to the driving support system information display.
Indicates that steering assist of the lane centering function is operating by monitoring the position of a preceding vehicle.
When the follow-up cruising display is displayed, if the preceding vehicle moves, your vehicle may move in the same way. Always pay careful attention to your surroundings and operate the steering wheel as necessary to correct the path of the vehicle and ensure safety.
Displayed when the multi-information display is switched to the driving support system information display.
Indicates that the system is recognizing 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 temporarily canceled.
*: Boundary between asphalt and the side of the road, such as grass, soil, or a curb
Vehicles with 12.3-inch display
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.
Displayed when the multi-information display is switched to the driving support system information display.
Indicates that steering wheel assistance of the steering assist function or lane centering function is operating.
Both outer sides of the lane are displayed: Indicates that steering wheel assist of the lane centering function is operating.
One outer side of the lane is displayed: Indicates that steering 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 centering function).
Displayed when the multi-information display is switched to the driving support system information display.
Indicates that steering assist of the lane centering function is operating by monitoring the position of a preceding vehicle.
When the follow-up cruising display is displayed, if the preceding vehicle moves, your vehicle may move in the same way. Always pay careful attention to your surroundings and operate the steering wheel as necessary to correct the path of the vehicle and ensure safety.
Displayed when the multi-information display is switched to the driving support system information display.
Indicates that the system is recognizing 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 temporarily canceled.
*: Boundary between asphalt and the side of the road, such as grass, soil, or a curb
â– Operation conditions of each 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 signal was operated)
- Vehicle is not being driven around a sharp curve.
- No system malfunctions are detected.
*1:The function operates even if the vehicle speed is less than approximately 32 mph (50 km/h) when the lane centering function is operating.
*2:Boundary between asphalt and the side of the road, such as grass, soil, or a curb
This function operates when all of the following conditions are met in addition 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.
- Hands off steering wheel warning is not displayed.
This function operates when all of the following conditions are met.
- Setting for "Sway Warning" in the
screen of the
multi-information display is set to "ON".- 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.
This function operates when all of the following conditions are met.
â– Temporary cancelation of functions
â– Steering assist function/lane centering function
â– Lane departure alert function
*: Boundary between asphalt and the side of the road, such as grass, soil, or a curb
â– Hands off steering wheel warning
In the following situations, a warning message urging the driver to hold the steering wheel and the symbol shown in the illustration are displayed on the multi-information display to warn the driver. The warning stops when the system determines that the driver holds the steering wheel. Always keep your hands on the steering wheel when using this system, regardless of warnings.
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If the driver continues to keep their hands off of the steering wheel, the buzzer sounds, the driver is warned and the function is temporarily canceled.
This warning also operates in the same way when the driver continuously operates the steering wheel only a small amount.
Depending on the vehicle condition and road conditions, the warning may not operate. Also, if the system determines that the vehicle is driving around a curve, warnings will occur earlier than during straight-lane driving.
If the driver continues to keep their hands off of the steering wheel and the steering wheel assist is operating, the buzzer sounds and the driver is warned. Each time the buzzer sounds, the continuing time of the buzzer becomes longer.
â– Vehicle sway warning function
When the system determines that the vehicle is swaying while the vehicle sway warning function is operating, a buzzer sounds and a warning message urging the driver to rest and the symbol shown in the illustration are simultaneously displayed on the multi-information display.
Depending on the vehicle and road conditions, the warning may not operate.
â– Warning message
If the following warning message is displayed on the multi-information display and the LTA indicator illuminates in orange, follow the appropriate troubleshooting procedure. Also, if a different warning message is displayed, follow the instructions displayed on the screen.
The system may not be operating properly. Have the vehicle inspected by your Toyota dealer.
The system is temporarily canceled due to a malfunction in a sensor other than the front camera. Turn the LTA system off, wait for a little while, and then turn the LTA system back on.
The function cannot be used as the vehicle speed exceeds the LTA operation range. Drive slower.
â– Customization
Function settings can be changed.
Removal
Caution:
Be sure to read the precautionary notices concerning the
srs airbag system before servicing it (see page rs-1).
Disconnect cable from negative battery
terminal
Caution:
Wait at least 90 seconds after disconnecting the
cable from the negative (-) battery terminal to
prevent air ...
Solar sensor circuit (driver side)
Description
The solar sensor, which is installed on the upper side of the instrument
panel, detects sunlight and
controls the air conditioning auto mode. The output voltage from the solar
sensor varies in accordance
with the amount of sunlight. When the sunlight increases, the output volt ...
Do-it-yourself service
precautions
If you perform maintenance by yourself, be sure to follow the
correct procedure as given in these sections.
Caution
The engine compartment contains many mechanisms and fluids that may
move suddenly, become hot, or become electrically energized. To avoid death
or serious injury, obse ...