Hyundai Palisade (LX2): ISG (Idle Stop and Go) system / ISG System Malfunction

The ISG system may not operate:

When there is a malfunction with the ISG sensors or the ISG system.

The followings occur, when there is a malfunction with the ISG system:

  • The auto stop indicator (Hyundai Palisade. ISG System Malfunction) will blink in yellow on the instrument cluster.
  • The light on the ISG OFF button will illuminate.

Information

  • When you cannot turn OFF the ISG OFF button indicator by pressing the ISG OFF button, or when the malfunction with the ISG system persists, contact an authorized HYUNDAI dealer.
  • You can turn off the ISG OFF button indicator by driving over 50 mph (80 km/h) for up to 2 hours with the fan speed below the 2nd position. If the ISG OFF button indicator remains ON, contact an authorized HYUNDAI dealer.

WARNING

When the engine is in auto stop mode, the engine may restart. Before leaving the vehicle or checking the engine compartment, stop the engine placing the ignition switch to the LOCK/OFF position or remove the ignition key.

    Prerequisite for activation The ISG system operates in the following situations. - The driver's seatbelt is fastened. - The driver's door and the hood are closed.

    The battery sensor is deactivated, when the battery is disconnected from the negative pole for maintenance purpose. In this case, the ISG system is limitedly operated due to the battery sensor deactivation.

    Other information:

    Hyundai Palisade (LX2) 2020-2026 Service Manual: Troubleshooting

    Diagnosis with Diagnostic tool 1. In the body electrical system, failure can be quickly diagnosed by using the vehicle diagnostic system (Diagnostic tool). The diagnostic system (Diagnostic tool) provides the following information.

    Hyundai Palisade (LX2) 2020-2026 Service Manual: Components and components location

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