Hyundai Kona: 4WD Control System / 4WD ECU Repair procedures
Hyundai Kona (OS) 2018-2026 Service Manual / 4 Wheel Drive (4WD) System / 4WD Control System / 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 (-) battery cable.
|
| 3. |
Remove the left side luggage side trim .
(Refer to Body - "Luggage Side Trim")
|
| 4. |
Disconnect the connector (A).
|
| 5. |
Losen the nuts and then remove the 4WD ECU (B).
|
| Installation |
| 1. |
To install, reverse the removal procedure.
|
| 2. |
Prior to installing a new ECU, upload the original ECU’s clutch learing
to the replacement ECU using the GDS tool.
(Refer to 4WD Control System - "Repair procedure")
|
4WD ECU Schematic diagrams
Circuit Diagram
1.
Terminal Operation
Terminal
Operation
1
CAN LOW
...
Other information:
Hyundai Kona (OS) 2018-2026 Owners Manual: 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 blink in yellow on the instrument cluster.
The light on the ISG OFF button will illuminate.
...
Hyundai Kona (OS) 2018-2026 Service Manual: AGM Battery Repair procedures
Removal
1.
Turn the ignition switch OFF.
2.
Remove the air duct.
(Refer to Engine Mechanical System - "Air Cleaner")
3.
Disconnect the battery (-) terminal (A).
Batt ...
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