Hyundai Tucson Service Bulletins (2025)
60 manufacturer communications on file.
- September 12, 2025•Document ID: 11023113Service CampaignELECTRICAL SYSTEM
- Mfr Comm. #:
- 25-01-061H TSB
- Date Added:
- September 13, 2025
- Manufacturer:
- HYUNDAI
SummaryCertain Tucson (NX4A) vehicles may exhibit a Data Communication Unit (DCU) software error due to the internal timer initialization logic not being implemented. The DCU module may shut down telematics services after one year. This bulletin provides instructions to perform a software update for the DCU module.
Associated Products (2)Associated Documents - September 9, 2025•Document ID: 11023112Service CampaignELECTRICAL SYSTEM
- Mfr Comm. #:
- 25-01-059H TSB
- Date Added:
- September 13, 2025
- Manufacturer:
- HYUNDAI
SummaryCertain Tucson (NX4) vehicles may exhibit a Data Communication Unit (DCU) software error due to the internal timer initialization logic not being implemented. The DCU module may shut down telematics services after one year. This bulletin provides instructions to perform a software update for the DCU module.
Associated Products (1)Associated Documents - September 5, 2025•Document ID: 11023100Service CampaignELECTRICAL SYSTEM
- Mfr Comm. #:
- HCE25-92-E770 TSB
- Date Added:
- September 11, 2025
- Manufacturer:
- HYUNDAI
SummaryThis bulletin provides information related to the DCU (DATA CONNECTIVITY UNIT) software enhancement (OTA) for NX4 OB PE/NX4 PE/NX4 PE HEV/NX4 PHEV/NX4a PE/NX4m PE vehicles in Puerto Rico.
Associated Products (1)Associated Documents - September 5, 2025•Document ID: 11023045Service CampaignELECTRICAL SYSTEM
- Mfr Comm. #:
- 25-01-060H TSB
- Date Added:
- September 9, 2025
- Manufacturer:
- HYUNDAI
SummaryCertain Tucson (NX4M) vehicles may exhibit a Data Communication Unit (DCU) software error due to the internal timer initialization logic not being implemented. The DCU module may shut down telematics services after one year. This bulletin provides instructions to perform a software update for the DCU module.
Associated Products (1)Associated Documents - August 28, 2025•Document ID: 11022375Service CampaignELECTRICAL SYSTEM
- Mfr Comm. #:
- 25-01-057H TSB
- Date Added:
- September 3, 2025
- Manufacturer:
- HYUNDAI
SummaryCertain Tucson Hybrid (NX4 HEV) and Tucson Plug-in Hybrid (NX4 PHEV) vehicles may exhibit a Data Communication Unit (DCU) software error due to the internal timer initialization logic not being implemented. The DCU module may shut down telematics services after one year. This bulletin provides instructions to perform a software update for the DCU module.
Associated Products (1)Associated Documents - June 14, 2025•Document ID: 11019622Service Bulletin/Repair InstructionsELECTRICAL SYSTEM
- Mfr Comm. #:
- 25-BE-013H TSB
- Date Added:
- June 18, 2025
- Manufacturer:
- HYUNDAI
SummaryCertain vehicles with the Connected Car Navigation Cockpit (ccNC) Lite units may exhibit connection issues with Bluetooth and wireless phone projection. The vehicle's name may also not appear when trying to connect via Bluetooth. This condition may be caused by an internal fault inside the ccNC unit. Follow the procedures in this TSB to replace the ccNC unit in affected vehicles.
Associated Products (5)Associated Documents - May 16, 2025•Document ID: 11018876Service Bulletin/Repair InstructionsELECTRICAL SYSTEM
- Mfr Comm. #:
- 25-BE-002H TSB
- Date Added:
- June 3, 2025
- Manufacturer:
- HYUNDAI
SummaryThis bulletin provides information related to the changes introduced in the 2024 2nd Navigation Map and Software Update. The changes may vary depending on vehicle type, model, and navigation system. Refer to the 2024 2nd Navigation Map and Software Update Improvements section in this TSB for a list of specific changes. The software can be downloaded via Navigation Updater (NAU) and updated by USB. The NAU website is https://update.hyundai.com/US/EN/navigationUpdate. For certain models equipped with a relevant Bluelink package, the software may be downloaded and applied via OTA update.
Associated Products (57)2026 Hyundai Venue2025 Hyundai Elantra2025 Hyundai Ioniq 5 N2025 Hyundai Ioniq 62025 Hyundai Kona2025 Hyundai Palisade2025 Hyundai Santa Cruz2025 Hyundai Santa Fe2025 Hyundai Sonata2025 Hyundai Tucson2024 Hyundai Elantra2024 Hyundai Elantra N2024 Hyundai Ioniq 52024 Hyundai Ioniq 62024 Hyundai Kona2024 Hyundai Palisade2024 Hyundai Santa Cruz2024 Hyundai Santa Fe2024 Hyundai Sonata2024 Hyundai Tucson+ 37 moreAssociated Documents - May 16, 2025•Document ID: 11018875Service CampaignELECTRICAL SYSTEM
- Mfr Comm. #:
- 25-01-32H TSB
- Date Added:
- June 3, 2025
- Manufacturer:
- HYUNDAI
SummaryCertain 2025MY Tucson (NX4M) vehicles equipped with a fingerprint reader may experience a “Check User Authentication” error message on the instrument cluster display. When the message appears, it may prevent usage of the Fingerprint Module (FPM). The DTC captured for this condition is “B18CC00 – IAU Teaching Error (w/FPM)”. This bulletin provides instructions to perform a software update for the Fingerprint Module (FPM).
Associated Products (1)Associated Documents - May 8, 2025•Document ID: 11018574Service CampaignELECTRICAL SYSTEM
- Mfr Comm. #:
- 25-01-018H-1 TSB
- Date Added:
- May 27, 2025
- Manufacturer:
- HYUNDAI
SummarySome 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.
Associated Products (10)Associated Documents - May 1, 2025•Document ID: 11018571Service CampaignELECTRICAL SYSTEM
- Mfr Comm. #:
- 25-01-030H TSB
- Date Added:
- May 27, 2025
- Manufacturer:
- HYUNDAI
SummaryCertain 2025MY Tucson (NX4A) vehicles equipped with a fingerprint reader may experience a “Check User Authentication” error message on the instrument cluster display. When the message appears, it may prevent usage of the Fingerprint Module (FPM). The DTC captured for this concern is “B18CC00 - IAU Teaching Error (w/FPM).” This bulletin provides instructions to perform a software update for the Fingerprint Module (FPM).
Associated Products (1)Associated Documents - April 23, 2025•Document ID: 11017339Service CampaignUNKNOWN OR OTHER
- Mfr Comm. #:
- 25-01-029H TSB
- Date Added:
- April 30, 2025
- Manufacturer:
- HYUNDAI
SummaryCertain Tucson Hybrid (NX4 HEV) vehicles may have incorrect drive motor identification codes on the aluminum plate attached to the drive motor housing. Follow the procedure in this TSB to replace the aluminum plate and barcode sticker with the correct drive motor identification.
Associated Products (1)Associated Documents - April 4, 2025•Document ID: 11016996Service Bulletin/Repair InstructionsELECTRICAL SYSTEM
- Mfr Comm. #:
- 25-BE-008H TSB
- Date Added:
- April 15, 2025
- Manufacturer:
- HYUNDAI
SummaryCertain vehicles (See Applicable Vehicles List below) equipped with the 12-inch instrument cluster display and separate Instrument Cluster Module require software verification PRIOR to odometer mileage writing. If the Cluster Module does not have the latest software, the incorrect mileage may be written to the new module. This bulletin provides information to confirm the Instrument Cluster Module is equipped with the latest software version prior to using the GDS tablet to write the odometer mileage.
Associated Products (9)Associated Documents - March 11, 2025•Document ID: 11015676Service CampaignELECTRICAL SYSTEM
- Mfr Comm. #:
- 25-01-020H TSB
- Date Added:
- March 18, 2025
- Manufacturer:
- HYUNDAI
SummaryCertain Tucson Hybrid (NX4 HEV) and Tucson Plug-in Hybrid (NX4 PHEV) vehicles may experience a battery discharge due to a logic error within the Central Communication Unit (CCU). This bulletin provides instructions to update both subsystems (MCU/AP) related to the CCU to improve the logic of the CCU.
Associated Products (1)Associated Documents - March 10, 2025•Document ID: 11015658Service CampaignELECTRICAL SYSTEM
- Mfr Comm. #:
- 25-01-021H TSB
- Date Added:
- March 17, 2025
- Manufacturer:
- HYUNDAI
SummaryCertain Tucson (NX4) vehicles may experience a battery discharge due to logic error within the Central Communication Unit (CCU). This bulletin provides instructions to update both subsystems (MCU/AP) related to the CCU to improve the logic of the CCU.
Associated Products (1)Associated Documents - February 28, 2025•Document ID: 11014928Service CampaignELECTRICAL SYSTEM
- Mfr Comm. #:
- 25-01-018H TSB
- Date Added:
- March 5, 2025
- Manufacturer:
- HYUNDAI
SummarySome 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.
Associated Products (9)Associated Documents - February 22, 2025•Document ID: 11014445Service Bulletin/Repair InstructionsELECTRICAL SYSTEM
- Mfr Comm. #:
- 25-BE-003H DN
- Date Added:
- February 25, 2025
- Manufacturer:
- HYUNDAI
SummaryHyundai Motor America has noted that several vehicles were impacted by a telecommunications outage that occurred on Sunday, February 9th , resulting in the potential loss of connectivity or interruptions when attempting to use Bluelink functions. Voice Recognition, Sports Media, and Weather will not be available. Dealer stock and retailed vehicles are both affected. If a customer calls in and their vehicle is experiencing issues related to Bluelink, please have them come into the dealership to assist with resetting the Bluelink Data Communication Unit (DCU) and utilize TSB 25-BE-003H posted on Hyundai Tech Info.
Associated Products (8)Associated Documents - February 15, 2025•Document ID: 11014444Service Bulletin/Repair InstructionsELECTRICAL SYSTEM
- Mfr Comm. #:
- 25-BE-003H TSB
- Date Added:
- February 25, 2025
- Manufacturer:
- HYUNDAI
SummarySome 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 reset the Connected Car Data Communication Unit (DCU) in Dealer Mode to resolve the connection.
Associated Products (9)Associated Documents - December 20, 2024•Document ID: 11012046Service Bulletin/Repair InstructionsELECTRICAL SYSTEM
- Mfr Comm. #:
- 24-BE-019H
- Date Added:
- December 21, 2024
- Manufacturer:
- HYUNDAI
SummaryCertain 2024MY Tucson (NX4A) vehicles may experience an illuminated check engine light for DTC P059A from a faulty connection due to improper soldering within the sensor components. This bulletin outlines the procedure to replace the active air flap (AAF) on-board diagnostic (OBD) sensors to resolve this issue.
Associated Products (2)Associated Documents - November 16, 2024•Document ID: 11010978Service Bulletin/Repair InstructionsELECTRICAL SYSTEM
- Mfr Comm. #:
- 24-BE-007H-1
- Date Added:
- December 3, 2024
- Manufacturer:
- HYUNDAI
SummaryCertain Santa Cruz (NXT), Santa Fe (MX5A), Santa Fe Hybrid (MX5A HEV), and Tucson (NX4A) vehicles may exhibit a display screen flickering or intermittently going blank. This may be due to the shield width of the coaxial cable being too wide, causing a loose connection. Follow the procedures in this bulletin to adjust the width of the shield using a supplied shield adjustment jig.
Associated Products (6)Associated Documents - September 23, 2024•Document ID: 11008135Service Bulletin/Repair InstructionsELECTRICAL SYSTEM
- Mfr Comm. #:
- 24-BE-013H
- Date Added:
- September 30, 2024
- Manufacturer:
- HYUNDAI
SummarySome vehicles may exhibit a loss of connectivity or interruptions in the middle of using Connected Car Service (CCS) functions. This may be due to an occasional disconnection on Verizon’s communication network. Follow the procedures in this bulletin to reset the Connected Car Data Communication Unit (DCU) in Dealer Mode to resolve the connection.
Associated Products (5)Associated Documents