Hyundai Ioniq: Braking System / Hill-Start Assist Control (HAC)

Hyundai Ioniq (AE) 2017-2024 Owner's Manual / Driving your vehicle / Braking System / Hill-Start Assist Control (HAC)

The Hill-Start Assist Control (HAC) helps prevent the vehicle from rolling backwards when starting a vehicle from a stop on a hill. The system operates the brakes automatically for approximately 2 seconds and releases the brake after 2 seconds or when the accelerator pedal is depressed.

WARNING

Always be ready to depress the accelerator pedal when starting off on a incline.The HAC activates only for approximately 2 seconds.

NOTICE

  • The HAC does not operate when the shift lever is in P (Park) or N (Neutral).
  • The HAC activates even though the ESC (Electronic Stability Control) is off but does not activate when the ESC has malfunctioned.

    Vehicle Stability Management (VSM)

    The Vehicle Stability Management (VSM) is a function of the Electronic Stability Control (ESC) system. It helps ensure the vehicle stays stable when accelerating or braking suddenly on wet, slippery and rough roads where traction over the four tires can suddenly become uneven...

    Good Braking Practices

    WARNING Whenever leaving the vehicle or parking, always come to a complete stop and continue to depress the brake pedal. Move the shift lever into P (Park) position, then apply the parking brake, and place the Engine Start/Stop button in the OFF position...

    Other information:

    Hyundai Ioniq (AE) 2017-2024 Service Manual: Driver Airbag (DAB) Module and Clock Spring. Repair procedures


    Removal1.Disconnect the battery negative cable and wait for at least three minutes before beginning work.2.Remove the driver airbag module by putting in a flat tool (Ø5mm) into the guide hole and then press the spring.3.Release the connector locking pin, then disconnect the driver airbag module connector (A) and horn connector (B)...

    Hyundai Ioniq (AE) 2017-2024 Owner's Manual: Plug-in hybrid mode indicator


    CD (Charge Depleting, Electric) mode : The high-voltage (hybrid) battery is used to drive the vehicle. CS (Charge Sustaining, Hybrid) mode : The high-voltage (hybrid) battery and gasoline engine is used to drive the vehicle. Information Even when the battery charging rate is high and driving in electric mode is possible, engine may turn on in some areas to protect the system...

    Categories

    Seatback pocket

    Hyundai Ioniq. Seatback pocket

    The seatback pocket is provided on the back of the front passenger's seatback.

    WARNING

    To prevent the Occupant Classification System from malfunctioning:

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