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Highway Driving Assist (HDA)

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 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.

Detecting sensor

2C_FrontRadar

  1. Front view camera
  2. Front radar

See the illustration above for the detailed location of the detecting sensors.

For more information on the precautions of the detecting sensors, refer to the “Forward Collision-Avoidance Assist (FCA) (Sensor fusion)” section in this chapter.