Service bulletins for the 2025 Hyundai Kona
A bulletin is a manufacturer's communication to its dealers, as NHTSA indexes it. The summary is NHTSA's. The document is the manufacturer's: read it at NHTSA. A bulletin is not a recall, and listing a model year does not mean every vehicle of it is concerned.
27 on file from NHTSA, as of 2026-10-19.
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Only bulletins with type: Service campaign are shown. Show all
| 26-01-035H TSB | 2026-04-15. Service campaign. ELECTRICAL SYSTEM. Some vehicles may exhibit a loss of connectivity or interruptions in the middle of using Bluelink functions. This may be due to an occasional disconnection on Verizon’s communication network. Follow the procedures in this bulletin to verify Bluelink Data Communication Unit (DCU) network connection and if needed, reset the DCU in Dealer Mode to resolve the connection. |
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| 25-01-044H TSB | 2025-08-14. Service campaign. EXTERIOR LIGHTING. Some Kona Electric (SX2 EV) vehicles may experience battery drain due to faulty logic keeping the taillights illuminated while the vehicle is parked and turned off. Follow the procedures outlined in this TSB to update the Body Domain Controller (BDC) to the latest software. |
| 25-01-043H TSB | 2025-08-14. Service campaign. EXTERIOR LIGHTING. Some Kona (SX2) vehicles may experience battery drain due to faulty logic keeping the taillights illuminated while the vehicle is parked and turned off. Follow the procedures outlined in this TSB to update the Body Domain Controller (BDC) to the latest software. |
| 25-01-018H-1 TSB | 2025-05-27. Service campaign. ELECTRICAL SYSTEM. Some vehicles may exhibit a loss of connectivity or interruptions in the middle of using Bluelink functions. This may be due to an occasional disconnection on Verizon’s communication network. Follow the procedures in this bulletin to verify Bluelink Data Communication Unit (DCU) network connection and if needed, reset the DCU in Dealer Mode to resolve the connection. |
| 25-01-018H TSB | 2025-03-05. Service campaign. ELECTRICAL SYSTEM. Some vehicles may exhibit a loss of connectivity or interruptions in the middle of using Bluelink functions. This may be due to an occasional disconnection on Verizon’s communication network. Follow the procedures in this bulletin to verify Bluelink Data Communication Unit (DCU) network connection and if needed, reset the DCU in Dealer Mode to resolve the connection. |
| 25-01-006H TSB | 2025-02-25. Service campaign. FORWARD COLLISION AVOIDANCE: AUTOMATIC EMERGENCY BRAKING; LANE DEPARTURE: ASSIST. Certain Kona (SX2) vehicles may exhibit a warning light ON in the cluster related to the “Check Forward Safety system” due to software intended from an alternate region. A software update is available for the Front Camera system to update logic in the Forward Collision Avoidance (FCA) and Lane Keeping Assist (LKA) functions. Advanced Driver Assistance System (ADAS) functions are not affected due to this condition. |
| 25-01-012H TSB | 2025-02-25. Service campaign. ELECTRICAL SYSTEM. Certain Kona (SX2) vehicles may exhibit a dead battery concern linked to the Multimedia Keyboard (MKBD) logic. The MKBD may not enter sleep mode when the vehicle is turned OFF, causing the battery to be drained. Follow the procedure in this TSB to update the software for the MKBD to address this condition. |
| 25-01-005H TSB | 2025-01-30. Service campaign. ELECTRICAL SYSTEM. Certain vehicles listed below may have a Bluelink malfunction or not able to have Bluelink setup. This bulletin provides instructions to reset the network in Dealer Mode to prevent the Data Concentrator Unit (DCU) modem from experiencing a "Blue Link Not Open" error. |
| 24-01-090H | 2024-12-14. Service campaign. ELECTRICAL SYSTEM. Certain Kona (SX2) vehicles may exhibit a dead battery concern linked to the Multimedia Keyboard (MKBD) logic. The MKBD may not enter sleep mode when the vehicle is turned OFF, causing the battery to be drained. Follow the procedure in this TSB to update the software for the MKBD to address this condition. |
| 24-01-077H | 2024-09-25. Service campaign. LANE DEPARTURE: ASSIST; FORWARD COLLISION AVOIDANCE: WARNINGS; ELECTRICAL SYSTEM. Certain Kona (SX2) vehicles may exhibit a warning light ON in the cluster related to the “Check Forward Safety system” due to software intended from an alternate region. This bulletin provides a software update for the Front Camera system to update logic in the Forward Collision Avoidance (FCA) and Lane Keeping Assist (LKA) functions. Advanced Driver Assistance System (ADAS) functions are not affected due to this condition. |
The summaries are NHTSA's. Each bulletin's page links NHTSA's copy of the manufacturer's document.