Lexus LS 500h 2019, Owner'S Manual

Page: 314 / 607

312 4-5. Using the driving support systems
ing.
Illuminated in green: Steering wheel assis-
tance of the steering assist function is oper-
ating.
Flashing in orange: Lane departure alert
function is operating.
Operation display of steering
wheel operation support
Displayed when the multi-information dis-
play is switched to the driving support sys-
tem information display.
Indicates that steering wheel assistance of
the steering assist function is operating.
Lane departure alert function dis-
play
Displayed when the multi-information dis-
play is switched to the driving support sys-
tem information display.

Inside of displayed lines is white
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.

Inside of displayed lines is black
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
■
Operation conditions of each function
●
Lane departure alert function
This function operates when all of the fol-
lowing conditions are met.
• LDA is turned on.
• Vehicle speed is approximately 50 km/h
(32 mph) or more.
• System recognizes white (yellow) lane
lines or a course
*
. (When a white [yellow]
line or course
*
is recognized on only one
side, the system will operate only for the
recognized side.)
• Width of traffic lane is approximately 3 m
(9.8 ft.) 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.
(

P.314)
*
: Boundary between asphalt and the side
of the road, such as grass, soil, or a curb
●
Steering assist function
This function operates when all of the fol-
lowing conditions are met in addition to the
operation conditions for the lane depar-
B
C
LS500h_OM_General_OM50J66E