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: General Information
    - Identification Number Identification Number Description 1.World Manufacturer Identifier (WMI) - KM8 : Passenger vehicle or MPV(Multipurpose Passenger Vehicle)/SUV(Sports Utility Vehicle)/RV(Recreational Vehicle) 2.Vehicle line- J : NX4 3.Model & Series- A : Low grade (L)- B : ...

    Hyundai Tucson (NX4) 2022-2025 Service Manual: Panorama Sunroof Motor
    - Replacement 1.Disconnect the negative (-) battery terminal. 2.Remove the roof trim assembly.(Refer to Body - "Roof Trim Assembly") 3.Loosen the mounting bolts,disconnect the connector and remove the sunroof motor (A).[Glass Motor] 4.Loosen the mounting bolts,disconnect the connector an ...

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