Lda; (Lane Departure Alert) - Lexus 2013 IS250 Owner's Manual

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4-5. Using the driving support systems

LDA (Lane Departure Alert)
Summary of function
While driving on a road that has lane markers, this system recognizes the
lane markers using a camera as a sensor to alert the driver when the vehi-
cle deviates from its lane.
If the system judges that the vehicle has deviated from its lane, it alerts
the driver using a buzzer and indications on the multi-information dis-
play.
Camera sensor

: If equipped
IS250_EE(OM53B11E)