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Highway Driving Assist (HDA)

Highway Driving Assist

Highway Driving Assist helps maintain a set distance and speed from the vehicle ahead while driving on a highway main section and helps center the vehicle in the lane.

2C_HDABasicFuntion

Highway Lane Change Assist

2C_HDALaneChangeAssistFuntion

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

  • Highway Driving Assist is available only on controlled access roads.

    • Controlled access roads are roads with limited entrances and exits that allow uninterrupted high speed traffic flow.

      Available highway (Controlled access road)

      USA

      Select Interstate Highway and U.S. (Federal) and State Highways

      Canada

      Select Provincial and Territorial Highways

    • Additional highways may be available in future navigation system updates.

    • Highway Driving Assist does not operate on interchanges or junctions.

Highway Driving Assist uses the following sensors:

  • Front view camera

  • Front radar

  • Front corner radar (if equipped)

  • Rear corner radar

Refer to the "Driver assistance system sensors" section in this chapter for the location.