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: Door Scuff Trim
    - Component Location 1. Front door scuff trim2. Rear door scuff trim - Replacement [Front door scuff trim]     • When removing with a flat-tip screwdriver or remover, wrap protective tape around the tools to prevent damage to components. • Put on gloves to prev ...

    Hyundai Tucson (NX4) 2022-2025 Owner's Manual: Lane Following Assist Operation
    Turning Lane Following Assist On/ Off With the ignition switch ON, press the Lane Driving Assist button on the steering wheel to turn on Lane Following Assist. The white or green indicator light illuminates on the instrument cluster. Press the button again to turn off the functio ...

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