Hyundai Tucson Owners & Service Manuals

Hyundai Tucson: Idle Stop and Go (ISG) System / 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. Turn off the engine.

2. Disconnect all electronic devices that were additionally installed after the vehicle was delivered, such as navigation, dashcam, etc.

3. After 4 hours with the engine off, turn the engine on and off 3 to 4 times.

Information

The ISG system may not operate in the following situations.

- There is a malfunction with the ISG system.
- The battery is weak.
- The brake vacuum pressure is low. If this occurs, have the vehicle inspected by an authorized HYUNDAI dealer.

NOTICE

  • Use only a genuine HYUNDAI AGM battery for replacement. If not, the ISG system may not operate properly.
  • Do not recharge the AGM battery with a general battery charger. It may damage or explode the AGM battery.
  • Do not remove the battery cap. The battery electrolyte, which is harmful to the human body may leak out.
    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 ...

    Drive Mode Integrated Control System
    Type A Type B The drive mode can be selected according to the driver’s preference or road condition. The system resets to NORMAL mode, when the engine is restarted. Information If the ...

    Other information:

    Hyundai Tucson (NX4) 2022-2025 Service Manual: Rear Hub - Carrier
    - Components 1. Rear brake disc2. Rear hub assembly3. Dust cover4. Rear carrier assembly - Removal [2WD]     • When lifting a vehicle using a lift, be careful not to damage the lower parts of the vehicle (floor under cover, fuel filter, fuel tank, canister).(Refer ...

    Hyundai Tucson (NX4) 2022-2025 Owner's Manual: Limitations of Smart Cruise Control
    Smart Cruise Control may not operate normally or may operate unexpectedly if: The sensor or the area near the sensor is blocked, covered, or damaged. The temperature near the front view camera is very hot or cold. The camera lens is covered or blocked by windshield tint, the winds ...

    © 2023-2025 Copyright www.htucson4.com