Toyota MIRAI 2021 Owner's Manual page 233

Depending on the vehicle condition
and road conditions, the warning
may not operate. Also, if the system
determines that the vehicle is driv-
ing around a curve, warnings will
occur earlier than during straight-
lane driving.
● When the system determines that
the driver is driving without hold-
ing the steering wheel while the
steering wheel assist of the steer-
ing assist function is operating.
If the driver continues to keep their
hands off of the steering wheel and
the steering wheel assist is operat-
ing, the buzzer sounds and the
driver is warned. Each time the
buzzer sounds, the continuing time
of the buzzer becomes longer.
The buzzer also sounds even if the
alert type is set to
■ 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 dis-
played on the multi-information dis-
play.
Depending on the vehicle and road
conditions, the warning may not
operate.
■ Warning message
If the following warning message is
displayed on the multi-information
MIRAI Owners Manual_USA_M62034_en
5-5. Using the driving support systems
display and the LTA indicator illumi-
nates in orange, follow the appropri-
ate troubleshooting procedure. Also,
if a different warning message is
displayed, follow the instructions
displayed on the screen.
● "LTA Malfunction Visit Your
Dealer"
The system may not be operating
properly. Have the vehicle inspected
by your Toyota dealer.
● "LTA Unavailable"
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.
● "LTA Unavailable at Current
Speed"
The function cannot be used as the
vehicle speed exceeds the LTA
operation range. Drive slower.
.
■ Customization
Function settings can be changed.
(Customizable features:P.500)
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