Hyundai Kona: ISG (Idle Stop and Go) system / 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 deactivation. Thus, the driver needs to take the following procedures to reactivate the battery sensor after disconnecting the battery.

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 () ...

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 a ...

Other information:

Hyundai Kona (OS) 2018-2024 Service Manual: Reservoir Tank Repair procedures
Removal and Installation 1. Loosen the drain plug and drain the coolant and remove the radiator cap to speed draining. (Refer to Cooling System - "Coolant") 2. Disconnect the over flow hose (A) and cooling hose (B). ...

Hyundai Kona (OS) 2018-2024 Service Manual: Crash Pad Side Cover Components and components location
Component Location [LH] 1. Crash pad side cover [LH] [RH] 1. Crash pad side cover [RH] ...

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