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247
5-5. Using the driving support systems
5
Driving
MIRAI_OM_USA_OM62054U(18MY)_O
M62048U(19MY)
● When the system determines that the driver is driving without holding the
steering wheel while the steering wheel assist of the steering assist function
is operating.
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.
■ Vehicle sway warning function
■ Warning message
If the following warning message is displayed on the multi-information display
and the LDA indicator illuminates in yellow, follow the appropriate trouble-
shooting procedure. Also, if a different warning message is displayed, follow
the instructions displayed on the screen.
● “Lane Departure Alert Malfunction Visit Your Dealer”
The system may not be operating properly. Have the vehicle inspected by
your Toyota dealer.
● “Lane Departure Alert Unavailable”
The system is temporarily canceled due to a malfunction in a sensor other
than the front camera. Turn the LDA system off, wait for a little while, and
then turn the LDA system back on.
● ”Lane Departure Alert Unavailable at Current Speed”
The function cannot be used as the vehicle speed exceeds the LDA opera-
tion range. Drive slower.
● “Lane Departure Alert Unavailable Below Approx 32MPH”
The LDA system cannot be used as the vehicle speed is less than approxi-
mately 32 mph (50 km/h). Drive the vehicle at approximately 32 mph
(50 km/h) or more.
■ Customization
Function settings can be changed.
(Customizable features:P. 484)
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 dis-
played on the multi-information display.
Depending on the vehicle and road condi-
tions, the warning may not operate.
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