Lexus GS350 Owner's Manual page 255

Turning LKA system on
Press the LKA switch to turn the LKA system on.
The LKA indicator illuminates and a message is displayed on the multi-information
display.
Press the LKA switch again to turn the LKA system off.
When the LKA system is turned on or off, operation of the LKA system continues in
the same condition the next time the engine is started.
GS350/GS300

Indications on multi-information display
LKA indicator
1
The illumination condition of the
indicator informs the driver of the
system operation status.
Illuminated in white:
LKA system is operating.
Illuminated in green:
Steering wheel assistance of the steer-
ing assist function or lane centering
function is operating.
Flashing in orange:
Lane departure alert function is operat-
ing.
Operation display of steering wheel
2
operation support
Indicates that steering wheel assistance of the steering assist function or lane
centering function is operating.
GS350_300_GS F_OM_OM30G34U_(U)
4-5. Using the driving support systems
GS F

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4