Hyundai Elantra (CN7): 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 ( ) will illuminate 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.

    Press the ISG OFF button to deactivate the ISG system. Then, the ISG OFF button indicator illuminates. Press the ISG OFF button again to reactivate the ISG system.

    [A] : Battery sensor 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 Elantra (CN7) 2021-2026 Service Manual: Description and operation

    Description and OperationBlcok Diagram    â€¢ This system monitors the driving situations through the radar and the camera. Thus, for a situation out of the sensing range, the system may not normally operate. The System may be limited when : • The radar sensor or camer

    Hyundai Elantra (CN7) 2021-2026 Service Manual: Rear View Monitor (RVM)

    Description and operation DescriptionRear view camera will activate when the backup light is ON with the ignition switch ON and the shift lever in the R position.This system is a supplemental system that shows behind the vehicle through the AV monitor or the ECM (Reverse Display Room Mirror) mirror while backing-up.

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