Lexus RC 350 AWD 2019 Owner's Manual page 164

164
4-5. Using the driving support systems
Lane departure alert function is operating.
Operation display of steering
B
wheel operation support
Indicates that steering wheel assistance of
the steering control function is operating.
Lane departure alert function dis-
C
play
Displayed when the multi-information dis-
play is switched to the driving assist system
information screen.
Inside of displayed white lines is

white
Indicates that the system is recognizing
white (yellow) lines. When the vehicle
departs from its lane, the white line dis-
played on the side the vehicle departs from
flashes orange.
Inside of displayed white lines is

black
Indicates that the system is not able to rec-
ognize white (yellow) lines or is temporar-
ily canceled.
RC350AWD_RC350_RC300AWD_RC30
0_OM_(U)_1810
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 32 mph
(50 km/h) or more.
• System recognizes white (yellow) lines.
• Width of traffic lane is approximately 9.8
ft. (3 m) or more.
• Turn signal lever is not operated.
• Vehicle is driven on a straight road or
around a gentle curve with a radius of
more than approximately 492 ft. (150 m).
• No system malfunctions are detected.
(P.166)
● Steering control function
This function operates when all of the fol-
lowing conditions are met in addition to the
operation conditions for the lane depar-
ture alert function.
• Setting for "Steering Assist" in
multi-information display is set to "On".
(P.71)
• Vehicle is not accelerated or decelerated
by a certain amount or more.
• Steering wheel is not operated with a
steering force level suitable for changing
lanes.
• ABS, VSC, TRAC and PCS are not oper-
ating.
• TRAC or VSC is not turned off.
• Hands off steering wheel warning is not
displayed. (P.165)
● Vehicle sway warning function
This function operates when all of the fol-
lowing conditions are met.
• Setting for "Sway Warning" in
multi-information display is set to "On".
(P.71)
• Vehicle speed is approximately 32 mph
(50 km/h) or more.
• Width of traffic lane is approximately 9.8
ft. (3 m) or more.
• No system malfunctions are detected.
(P.166)
Temporary cancellation of functions
■
When the operation conditions are no lon-
ger met, a function may be temporarily can-
of the
of the