Highway Driving Assist (HDA): (if equipped)
Basic function

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Highway Driving Assist is designed to help detect vehicles and lanes ahead, and help maintain distance from the vehicle ahead, maintain the set speed, and keep the vehicle between lanes while driving on the highway (or motorway).
Detecting sensor

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Refer to the picture above for the detailed location of the detecting sensors.
CAUTION
For more details on the precautions of the detecting sensors, refer to Forward Collision-Avoidance Assist (FCA) (Sensor fusion).