Highway Driving Assist (HDA)

Basic function

Highway Driving Assist helps maintain distance from the vehicle ahead, maintain the set speed, and centre the vehicle in the lane whilst driving on the freeway (or motorway).

Highway Lane Change Assist

Highway Lane Change Assist function helps change lanes to the direction you operate the turn signal switch if the function judges that lane change is possible.

Highway Driving Assist is available only on controlled access highways.
- Controlled access highway is a road with limited entrances and exits that allow uninterrupted high speed traffic flow.
Additional highways may be expanded by future navigation system updates.
Highway Driving Assist does not operate on interchanges or junctions.