Troubleshooting
Components and components locationHyundai Kona (OS) 2018-2026 Owners Manual: Checking the engine coolant level
Check the condition and connections of all cooling system hoses and heater hoses.
Replace any swollen or deteriorated hoses.
The coolant level should be filled between MAX and MIN (or F (Full) and L (Low))
marks on the side of the coolant reservoir when the engine is cool.
If the coolant level is ...
Hyundai Kona (OS) 2018-2026 Service Manual: 4WD ECU Repair procedures
Replacement
1.
Prior to replacing the 4WD ECU, check the 4WD ECU's clutch learing with
the GDS tool.
(Refer to 4WD Control System - "Repair procedure")
2.
Turn ignition switch OFF and disconnect the negative (- ...