Hyundai Kona: 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:

Information

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 by placing the ignition switch to the LOCK/OFF position or removing the ignition key.

To deactivate the ISG system
Press the ISG OFF button to deactivate the ISG system. Then, the ISG OFF button indicator illuminates, and the message "Auto Stop System Off" appears on the LCD display. Press the ISG OFF butto ...

The battery sensor deactivation
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 deac ...

Other information:

Hyundai Kona (OS) 2018-2022 Owners Manual: Prerequisites to reactivate the battery sensor
Keep the engine in the OFF status for 4 hours, and attempt to restart the engine 3 to 4 times for the batterysensor reactivation. Pay extreme caution not to connect any accessories (i.e. navigation and black box) to the vehicle with the engine in the OFF status. If not, the battery sensor may not ...

Hyundai Kona (OS) 2018-2022 Service Manual: Injector Specifications
Specification Item Specification Coil Resistance (Ω) 1.5 ± 0.075 [20°C (68°F)] ...

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