Lexus GS 350 Owner's Manual page 293

292
4-5. Using the driving support systems
Temporary cancellation of functions
■
When the operation conditions are no longer met, a function may be temporarily can-
celed. However, when the operation conditions are met again, operation of the function
is automatically restored. (P. 291)
Steering assist function/lane centering function
■
Depending on the vehicle speed, lane departure situation, road conditions, etc., the
driver may not feel the function is operating or the function may not operate at all.
Lane departure alert function
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The warning buzzer may be difficult to hear due to external noise, audio playback, etc.
Also, it may be difficult to feel steering wheel vibrations due to the road conditions, etc.
Hands off steering wheel warning
■
When the system determines that the driver has
removed their hands from the steering wheel
while the steering assist function or lane center-
ing function is operating, a warning message
urging the driver to hold the steering wheel and
the symbol shown in the illustration are dis-
played on the multi-information display.
If the driver continues to keep their hands off of
the steering wheel, a buzzer sounds and a warn-
ing message and the symbol shown in the illus-
tration 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.
Depending on the vehicle and road conditions, the warning may not operate.
Vehicle sway warning function
■
When the system determines that the vehicle is
swaying while the vehicle sway warning function
is operating, a buzzer sounds and a warning
message urging the driver to rest and the sym-
bol shown in the illustration are simultaneously
displayed on the multi-information display.
Depending on the vehicle and road conditions, the warning may not operate.
White (yellow) lines are only on one side of road
■
The LKA system will not operate for the side on which white (yellow) lines could not be
recognized.
GS350_300_GS F_OM_OM30J17E_(GE)