Lexus LC 500 Owner's Manual page 227

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226
4-5. Using the driving support systems
• 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 150 m (492 ft.).
• No system malfunctions are detected.
(P.228)
Steering control function
This function operates when all of the fol-
lowing conditions are met in addition to the
operation conditions for the lane departure
alert function.
• Setting for "Steering Assist" in
multi-information display is set to "On".
(P.98)
• 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, TRC and PCS are not oper-
ating.
• TRC or VSC is not turned off.
• Except for Jordan, Lebanon: Hands off
steering wheel warning is not displayed.
(P.226)
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.98)
• Vehicle speed is approximately 50 km/h
(32 mph) or more.
• Width of traffic lane is approximately 3 m
(9.8 ft.) or more.
• No system malfunctions are detected.
(P.228)
Temporary cancellation of functions
When the operation conditions are no lon-
ger met, a function may be temporarily can-
celed. However, when the operation
conditions are met again, operation of the
function is automatically restored.
(P.225)
Steering control function
Depending on the vehicle speed, lane
departure situation, road conditions, etc.,
the driver may not feel the function is oper-
ating or the function may not operate at all.
Lane departure alert function
The warning buzzer may be difficult to hear
due to external noise, audio playback, etc.
Hands off steering wheel warning
For Jordan, Lebanon: When the system
determines that the driver has removed
their hands from the steering wheel while
the steering control function is operating, a
warning message urging the driver to hold
of the
the steering wheel and the symbol shown in
the illustration are displayed on the multi-
information display.
If the driver continues to keep their hands
off of the steering wheel, a buzzer sounds
and a warning message and the symbol
shown in the illustration are displayed on
the multi-information display. This warning
also operates in the same way when the
driver continuously operates the steering
wheel only a small amount. Always keep
your hands on the steering wheel when
using this system, regardless of warnings.
of the
Depending on the vehicle and road condi-
tions, the warning may not operate.
Except for Jordan, Lebanon: When the sys-
tem determines that the driver has removed
their hands from the steering wheel while
the steering control function is operating, a
warning message urging the driver to hold
the steering wheel and the symbol shown in
the illustration are displayed on the multi-
information display.
If the driver continues to keep their hands
off of the steering wheel, a warning mes-
sage and the symbol shown in the illustra-
tion are displayed on the multi-information
display, and the function is temporarily can-

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