Hyundai Tucson Owners & Service Manuals

Hyundai Tucson: Idle Stop and Go (ISG) System / ISG Malfunction

ISG system may not operate if:

  • The Auto Stop () indicator illuminates in yellow on the instrument cluster.
  • The ISG OFF button illuminates.

Contact an authorized HYUNDAI dealer for assistance.

    Conditions that Restart the Engine
    The engine is automatically restarted if: The brake vacuum pressure is low. The engine has stopped for about 5 minutes. The air conditioning is ON with the fan speed set to a certain hig ...

    Calibrating the Battery Sensor
    If the AGM battery is reconnected or replaced, the ISG system does not operate immediately. If you want to use the system, the battery sensor needs to be calibrated following the procedure. 1 ...

    Other information:

    Hyundai Tucson (NX4) 2022-2025 Service Manual: Rear Wiper Motor
    - Removal 1.Disconnect the negative (-) battery terminal. 2.Loosen the mounting nut and remove the rear wiper arm & blade (A).     • Take care not to damage the rear glass when removing the rear wiper arms & blades. 3.Remove the liftlgate trim.(Refer to Body - " ...

    Hyundai Tucson (NX4) 2022-2025 Owner's Manual: Scheduled Ventilation Control. Automatic Controls for the Driver Based on Climate Control System Settings
    Scheduled Ventilation Control (if equipped) The Scheduled Ventilation Control releases hot air in the vehicle to lower the cabin temperature before getting in the vehicle. Depending on the outside ambient temperature, the blower is operated for 5 to 15 minutes while the vehicle is park ...

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