Lexus ES 300h Owner's Manual page 263

262
4-5. Using the driving support systems
WARNING
The vehicle is struck by a crosswind.
●
The vehicle has just changed lanes or
●
crossed an intersection.
● Tires which differ by structure, manu-
facturer, brand or tread pattern are
used.
● Snow tires, etc. are equipped.
Functions included in LDA sys-
tem
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 either a
warning buzzer will sound or the steer-
ing 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 system deter-
mines 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 operat-
ing.
*
: Boundary between asphalt and the side
of the road, such as grass, soil, or a curb
Steering assist function
■
When the system determines that the
vehicle might depart from its lane or
*
course , the system provides assis-
tance as necessary by operating the
steering wheel in small amounts for a
short period of time to keep the vehicle
in its lane.
If the system detects that the steering
wheel has not been operated for a fixed
amount of time or the steering wheel is not
being firmly gripped, a warning is displayed
on the multi-information display and the
function is temporarily canceled.
Vehicle with BSM: When the system deter-
mines 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 steering assist function will
operate even if the turn signals are operat-
ing.
*
: Boundary between asphalt and the side
of the road, such as grass, soil, or a curb