Toyota SIENNA 2022 Manual page 281

280
4-5. Using the driving support systems
WARNING
● The traffic lane is excessively
narrow or wide.
● The vehicle is extremely tilted
due to carrying heavy luggage
or having improper tire pres-
sure.
● 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 roads or road seams).
When driving in a tunnel or at
●
night with the headlights off or
when a headlight is dim due to
its lens being dirty or it being
misaligned.
● The vehicle is struck by a cross-
wind.
● The vehicle is affected by wind
from a vehicle driven in a
nearby lane.
● The vehicle has just changed
lanes or crossed an intersec-
tion.
● Tires which differ by structure,
manufacturer, brand or tread
pattern 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.
Functions included in
LTA system
Lane departure alert func-
■
tion
When the system determines
that the vehicle might depart
from its lane or course
ing is displayed on the multi-
information display, and either a
warning buzzer will sound or the
steering wheel will vibrate to
alert the driver.
When the warning buzzer sounds
or the steering wheel vibrates,
check the area around your vehicle
and carefully operate the steering
wheel to move the vehicle back to
the center of the lane.
Vehicle with BSM: When the sys-
tem determines that the vehicle
might depart from its lane and that
the possibility of a collision with an
overtaking vehicle 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
grass, soil, or a curb
*
, a warn-