Hyundai Tucson Service Bulletins (2024)
64 manufacturer communications on file.
- February 21, 2026•Document ID: 11028968Service Bulletin/Repair InstructionsPOWER TRAIN
- Mfr Comm. #:
- 26-AT-002H
- Date Added:
- February 24, 2026
- Manufacturer:
- HYUNDAI
SummarySome Santa Fe (TMA) and Tucson (NX4A) vehicles equipped with a 2.5L GDI engine and 8 speed automatic transmission may have DTC U028700 (Lost Communication With Trans Fluid Pump Module) set by the transmission Electric Oil Pump (EOP). This DTC can cause the Idle Stop & Go (ISG) system to become inoperative. Follow the procedure in this bulletin to replace the Electric Oil Pump on affected vehicles.
Associated Products (6)Associated Documents - February 12, 2026•Document ID: 11028954Service Bulletin/Repair InstructionsUNKNOWN OR OTHER
- Mfr Comm. #:
- 26-BE-003H TSB
- Date Added:
- February 24, 2026
- Manufacturer:
- HYUNDAI
SummarySome Tucson (NX4A) vehicles may have an inoperable horn that may be caused by foreign substances causing internal parts to oxidize. This bulletin provides instructions on how to replace both inoperative horns.
Associated Products (3)Associated Documents - November 14, 2025•Document ID: 11025596Service Bulletin/Repair InstructionsSTRUCTURE:BODY
- Mfr Comm. #:
- 25-BE-021H TSB
- Date Added:
- November 18, 2025
- Manufacturer:
- HYUNDAI
SummaryCertain Tucson (NX4, NX4A) and Tucson Hybrid (NX4 HEV) vehicles may exhibit an improper fuel filler door opening or closing condition due to an inoperative fuel filler door release actuator. This bulletin provides instructions to replace the fuel filler door release actuator.
Associated Products (3)Associated Documents - November 6, 2025•Document ID: 11025476Service Bulletin/Repair InstructionsEXTERIOR LIGHTING
- Mfr Comm. #:
- 25-BD-012H TSB
- Date Added:
- November 12, 2025
- Manufacturer:
- GENESIS
SummaryThis bulletin provides information regarding condensation related to the accumulated moisture in the headlamp, rear combination lamp, daytime running lamp (DRL), or fog lamp. This TSB illustrates the various causes of condensation inside the lamp assembly. Lamp assembly replacement is NOT necessary in most cases. This condition can be eliminated by turning on the lamps with the engine running for several minutes or during normal driving operation.
Associated Products (327)2026 Genesis G702026 Genesis G802026 Genesis G902026 Genesis GV702026 Genesis GV802026 Hyundai Ioniq 92026 Hyundai Kona2026 Hyundai Palisade2026 Hyundai Santa Cruz2026 Hyundai Santa Fe2026 Hyundai Sonata2026 Hyundai Tucson2026 Hyundai Venue2025 Genesis G702025 Genesis G802025 Genesis G902025 Genesis GV602025 Genesis GV702025 Genesis GV802025 Hyundai Elantra+ 307 moreAssociated Documents - September 30, 2025•Document ID: 11023692Service Bulletin/Repair InstructionsELECTRICAL SYSTEM
- Mfr Comm. #:
- 25-BE-020H TSB
- Date Added:
- October 3, 2025
- Manufacturer:
- HYUNDAI
SummaryThis bulletin provides information related to the changes introduced in the 2025 1st Navigation Map and Software Update. The changes may vary depending on vehicle type, model, and navigation system as described in this TSB.
Associated Products (59)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 Tucson2025 Hyundai Venue2024 Hyundai Elantra2024 Hyundai Elantra N2024 Hyundai Ioniq 52024 Hyundai Ioniq 62024 Hyundai Kona2024 Hyundai Palisade2024 Hyundai Santa Cruz2024 Hyundai Santa Fe2024 Hyundai Sonata+ 39 moreAssociated Documents - August 21, 2025•Document ID: 11022097Service CampaignELECTRICAL SYSTEM
- Mfr Comm. #:
- 25-01-010H-1 9B4 OL
- Date Added:
- August 22, 2025
- Manufacturer:
- HYUNDAI
SummaryCertain Hyundai vehicles may exhibit a warning light with Diagnostic Trouble Code (“DTC”) P1BB20 due to a battery over voltage condition.
Associated Products (9)Associated Documents - July 16, 2025•Document ID: 11020798Service CampaignELECTRICAL SYSTEM
- Mfr Comm. #:
- 25-01-010H-1 TSB
- Date Added:
- July 22, 2025
- Manufacturer:
- HYUNDAI
SummaryThis bulletin provides the procedure to update the software for the Battery Management System (BMS) on certain Elantra Hybrid (CN7 HEV), Sonata Hybrid (DN8 HEV), and Tucson Hybrid (NX4 HEV) vehicles that may exhibit a warning light with DTC P1BB200 and enter Limp Mode.
Associated Products (9)Associated Documents - July 16, 2025•Document ID: 11020799Service CampaignELECTRICAL SYSTEM
- Mfr Comm. #:
- 25-01-010H-1 DN
- Date Added:
- July 22, 2025
- Manufacturer:
- HYUNDAI
SummaryCertain Elantra Hybrid (CN7 HEV), Sonata Hybrid (DN8 HEV), and Tucson Hybrid (NX4 HEV) vehicles may exhibit a warning light due to DTC Code P1BB20 (12V Lithium Battery Cell Voltage High). The California Air Resources Board has determined that these vehicles may be releasing air pollutants which exceed Federal and California standards.
Associated Products (9)Associated Documents - May 28, 2025•Document ID: 11018870OtherVEHICLE SPEED CONTROL
- Mfr Comm. #:
- MSLA Reference OL
- Date Added:
- June 2, 2025
- Manufacturer:
- HYUNDAI
SummaryThis letter communication is to educate owners around the use of the Manual Speed Limit Assist (MSLA) feature.
Associated Products (6)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 13, 2025•Document ID: 11018406OtherUNKNOWN OR OTHER
- Mfr Comm. #:
- MSLA_Reference
- Date Added:
- May 16, 2025
- Manufacturer:
- HYUNDAI
SummaryThis email communication is to educate owners around the use of the Manual Speed Limit Assist (MSLA) feature.
Associated Products (6)Associated Documents - May 8, 2025•Document ID: 11018575Service CampaignELECTRICAL SYSTEM
- Mfr Comm. #:
- 25-01-024H-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 Service functions. This may be due to an irregular disconnection on Verizon’s communication network. Follow the procedure in this TSB to reestablish the connection via the AVN pinhole reset method.
Associated Products (96)2025 Hyundai Elantra2025 Hyundai Elantra N2025 Hyundai Ioniq 52025 Hyundai Ioniq 62025 Hyundai Nexo2025 Hyundai Palisade2025 Hyundai Venue2024 Hyundai Elantra2024 Hyundai Elantra N2024 Hyundai Ioniq 52024 Hyundai Ioniq 62024 Hyundai Nexo2024 Hyundai Palisade2024 Hyundai Santa Cruz2024 Hyundai Tucson2024 Hyundai Venue2023 Hyundai Elantra2023 Hyundai Elantra N2023 Hyundai Ioniq 52023 Hyundai Ioniq 6+ 76 moreAssociated Documents - April 7, 2025•Document ID: 11017111Service CampaignELECTRICAL SYSTEM
- Mfr Comm. #:
- 25-01-024H EM
- Date Added:
- April 18, 2025
- Manufacturer:
- HYUNDAI
SummarySome vehicles may exhibit a loss of connectivity or interruptions in the middle of using Bluelink Service functions. This may be due to an irregular disconnection on Verizon's communication network. If you are experiencing issues with remote commands, or other Bluelink services, please see the instructions below to reestablish the connection via the AVN pinhole reset method.
Associated Products (97)2026 Hyundai Venue2025 Hyundai Elantra2025 Hyundai Elantra N2025 Hyundai Ioniq 52025 Hyundai Ioniq 62025 Hyundai Nexo2025 Hyundai Palisade2025 Hyundai Venue2024 Hyundai Elantra2024 Hyundai Elantra N2024 Hyundai Ioniq 52024 Hyundai Ioniq 62024 Hyundai Nexo2024 Hyundai Palisade2024 Hyundai Tucson2024 Hyundai Venue2023 Hyundai Elantra2023 Hyundai Elantra N2023 Hyundai Ioniq 52023 Hyundai Ioniq 6+ 77 moreAssociated Documents - March 18, 2025•Document ID: 11015936Service CampaignELECTRICAL SYSTEM
- Mfr Comm. #:
- 25-01-024H TSB
- Date Added:
- March 25, 2025
- Manufacturer:
- HYUNDAI
SummarySome vehicles may exhibit a loss of connectivity or interruptions in the middle of using Bluelink Service functions. This may be due to an irregular disconnection on Verizon’s communication network. Follow the procedure in this TSB to reestablish the connection via the AVN pinhole reset method.
Associated Products (96)2026 Hyundai Venue2025 Hyundai Elantra2025 Hyundai Elantra N2025 Hyundai Ioniq 52025 Hyundai Ioniq 62025 Hyundai Nexo2025 Hyundai Palisade2025 Hyundai Venue2024 Hyundai Elantra2024 Hyundai Elantra N2024 Hyundai Ioniq 52024 Hyundai Ioniq 62024 Hyundai Nexo2024 Hyundai Palisade2024 Hyundai Tucson2024 Hyundai Venue2023 Hyundai Elantra2023 Hyundai Elantra N2023 Hyundai Ioniq 52023 Hyundai Ioniq 6+ 76 moreAssociated Documents - March 13, 2025•Document ID: 11015669Service CampaignENGINE
- Mfr Comm. #:
- 25-01-023H TSB
- Date Added:
- March 17, 2025
- Manufacturer:
- HYUNDAI
SummaryThe exhaust gas recirculation (EGR) valve assembly in certain vehicles (listed below) may contain a sensor that was contaminated with solder flux during manufacturing, which could potentially result in an electrical short. An electrical short within the EGR valve could lead to a Malfunction Indicator lamp (MIL) illumination (P0405, P0642, P0652, P0404/P049D/P240F). Follow the information in this bulletin to replace the EGR valve assembly and gasket.
Associated Products (2)Associated Documents - March 13, 2025•Document ID: 11015668Service CampaignENGINE
- Mfr Comm. #:
- 25-01-023H DN
- Date Added:
- March 17, 2025
- Manufacturer:
- HYUNDAI
SummaryThe exhaust gas recirculation (EGR) valve assembly in certain vehicles may contain a sensor that was contaminated with solder flux during manufacturing, which could potentially result in an electrical short. An electrical short within the EGR valve could lead to a Malfunction Indicator lamp (MIL) illumination (P0405, P0642, P0652, P0404/P049D/P240F). The California Air Resources Board has determined that these vehicles may be releasing air pollutants which exceed Federal and California standards.
Associated Products (2)Associated Documents - February 11, 2025•Document ID: 11014285Service CampaignFUEL/PROPULSION SYSTEM
- Mfr Comm. #:
- 25-01-010H TSB
- Date Added:
- February 17, 2025
- Manufacturer:
- HYUNDAI
SummaryThis bulletin provides the procedure to update the software for the Battery Management System (BMS) on certain Elantra Hybrid (CN7 HEV), Sonata Hybrid (DN8 HEV), and Tucson Hybrid (NX4 HEV) vehicles that may exhibit a warning light with DTC P1BB20.
Associated Products (8)Associated Documents - February 11, 2025•Document ID: 11014286Service Bulletin/Repair InstructionsFUEL/PROPULSION SYSTEM
- Mfr Comm. #:
- 25-01-010H DN
- Date Added:
- February 17, 2025
- Manufacturer:
- HYUNDAI
SummaryCertain Elantra hybrid (CN7 HEV), Sonata hybrid (DN8 HEV), and Tucson hybrid (NX4 HEV) vehicles may exhibit a warning light due to DTC Code P1BB20 (12V Lithium Battery Cell Voltage High). Follow the procedure in TSB 25-01-010H (or latest version) to perform the update the Battery management System (BMS) software.
Associated Products (8)Associated Documents - February 4, 2025•Document ID: 11014133Service CampaignSEAT BELTS
- Mfr Comm. #:
- 24-01-047H
- Date Added:
- February 11, 2025
- Manufacturer:
- HYUNDAI
SummaryCertain 2024MY Tucson (NX4A) vehicles may exhibit a seat belt warning light for the rear seats illuminating incorrectly and/or a “Check turn signal” error message on the cluster. Follow the procedure in this bulletin to update the software for the Integrated Control Unit (ICU) to correct these conditions.
Associated Products (1)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