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 Owner's Manual: Immobilizer indicator light
    Without smart key This indicator light illuminates: When the vehicle detects the immobilizer in the key with the ignition switch in the ON position. - At this time, you can start the engine. - The indicator light goes off after starting the engine. This indicator light bl ...

    Hyundai Tucson (NX4) 2022-2026 Owner's Manual: Trip Computer (Type A)
    The trip computer displays information related to driving. Information Some driving information stored in the trip computer resets if the battery is disconnected. Trip modes To change the trip mode, toggle the Ë„,Ë… switch on the steering wheel. Resetting average fuel economy ...

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