Lexus LS 460 2017 Manual page 345

Functions included in the LKA
Lane departure warning function
1
If the system judges that the vehicle may deviate from its lane, it alerts
the driver using rapid beeping, indications on the multi-information dis-
play, and a sensory warning* given via the steering wheel.
*
: A slight steering torque is applied for a short period of time in the direction of the
center of the lane.
Lane keeping assist function
2
• This function will be active when the vehicle-to-vehicle distance con-
trol mode of the dynamic radar cruise control with full-speed range
(P. 328) is set with vehicle speed above approximately 72 km/h
(45 mph) and while the lane departure warning function is active.
• When the lane keeping assist function is active, a slight steering
torque will be applied, to help the driver maintain the vehicle inside
the lane.
The lane keeping assist function will be temporarily canceled if the steering
wheel is not operated, or if you continue driving with your hands lightly touch-
ing the steering wheel. (P. 349)
4-5. Using the driving support systems
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4