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) 2022-2026 Service Manual: Front Seat Shield Inner Cover
    - Component Location 1. Front seat shield inner cover - Replacement     • When removing with a flat-tip screwdriver or remover, wrap protective tape around the tools to prevent damage to components. • Put on gloves to prevent hand injuries. 1.Remove the front ...

    Hyundai Tucson (NX4) 2022-2026 Owner's Manual: Windshield Defrosting and Defogging
    WARNING Do not use the defrost-level position during the cooling operation in extremely humid weather. The outer surface of the windshield may fog and reduce visibility, causing a collision that results in serious injury or death. Set the mode selection button to the face-level pos ...

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