Hyundai Elantra Service Bulletins (2023)
64 manufacturer communications on file.
- May 17, 2025•Document ID: 11018877Warranty Program/ExtensionUNKNOWN OR OTHER
- Mfr Comm. #:
- 25-BE-005H-2 DN
- Date Added:
- June 3, 2025
- Manufacturer:
- HYUNDAI
SummaryCertain Hyundai Elantra (CN7) non N-Line and N-Line, Elantra (CN7A), Elantra (CN7 N), and Elantra Hybrid (CN7 HEV) vehicles may experience an inoperable horn. Hyundai is extending the warranty coverage for the horn replacement under this condition to 10 years or 120,000 miles from the date of original retail delivery or date of first use (whichever occurs first) and is valid for original and subsequent owners.
Associated Products (9)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 8, 2025•Document ID: 11018577Warranty Program/ExtensionUNKNOWN OR OTHER
- Mfr Comm. #:
- 25-BE-005H-1 DN
- Date Added:
- May 27, 2025
- Manufacturer:
- HYUNDAI
SummaryCertain Hyundai Elantra (CN7) non N-Line and N-Line, Elantra (CN7A), Elantra (CN7 N), and Elantra Hybrid (CN7 HEV) vehicles may experience an inoperable horn. Hyundai is extending the warranty coverage for the horn replacement under this condition to 10 years or 120,000 miles from the date of original retail delivery or date of first use (whichever occurs first) and is valid for original and subsequent owners. Please note that any vehicles under 10 years/120,000 miles are covered by this TSB, even if vehicle is within original warranty of 5 years/60,000 miles.
Associated Products (8)Associated Documents - May 8, 2025•Document ID: 11018576Warranty Program/ExtensionUNKNOWN OR OTHER
- Mfr Comm. #:
- 25-BE-005H-1 TSB
- Date Added:
- May 27, 2025
- Manufacturer:
- HYUNDAI
SummaryCertain Elantra (CN7) non-N-Line and N-Line, Elantra (CN7A), Elantra N (CN7 N), and Elantra Hybrid (CN7 HEV) vehicles may experience an inoperable horn. Hyundai is extending the warranty coverage for the horn replacement under this condition to 10 years or 120,000 miles from the date of original retail delivery or date of first use (whichever occurs first) and is valid for original and subsequent owners. If a horn needs to be replaced, follow the instructions within this TSB to install the latest design. Please note that any vehicles under 10 years/120,000 miles are covered by this TSB, even if vehicle is within original warranty of 5 years/60,000 miles.
Associated Products (8)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 19, 2025•Document ID: 11015890Warranty Program/ExtensionUNKNOWN OR OTHER
- Mfr Comm. #:
- 25-BE-005H DN
- Date Added:
- March 25, 2025
- Manufacturer:
- HYUNDAI
SummaryCertain Hyundai Elantra (CN7), Elantra (CN7A), and Elantra Hybrid (CN7 HEV) vehicles may experience an inoperable horn. Hyundai is extending the warranty coverage for the horn replacement under this condition to 10 years or 120,000 miles from the date of original retail delivery or date of first use (whichever occurs first) and is valid for original and subsequent owners.
Associated Products (5)Associated Documents - March 19, 2025•Document ID: 11015889Warranty Program/ExtensionUNKNOWN OR OTHER
- Mfr Comm. #:
- 25-BE-005H TSB
- Date Added:
- March 25, 2025
- Manufacturer:
- HYUNDAI
SummaryCertain Elantra (CN7), Elantra (CN7A), and Elantra Hybrid (CN7 HEV) vehicles may experience an inoperable horn. Hyundai is extending the warranty coverage for the horn replacement under this condition to 10 years or 120,000 miles from the date of original retail delivery or date of first use (whichever occurs first) and is valid for original and subsequent owners. If a horn needs to be replaced, follow the instructions within this TSB to install the latest design.
Associated Products (5)Associated 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 7, 2025•Document ID: 11015479Service Bulletin/Repair InstructionsUNKNOWN OR OTHER
- Mfr Comm. #:
- 25-HA-001H
- Date Added:
- March 11, 2025
- Manufacturer:
- HYUNDAI
SummaryCertain Elantra (CN7 and CN7A) vehicles may experience the following conditions: • Lack of airflow coming from the forward-facing center vents • Mode actuator not changing airflow direction after various inputs • Popping/snap noise when switching between different modes If any of the conditions above exist, follow the repair procedure in this bulletin to replace the ventilator lever.
Associated Products (4)Associated Documents - February 14, 2025•Document ID: 11014271Service CampaignVEHICLE SPEED CONTROL
- Mfr Comm. #:
- 25-01-003H OL
- Date Added:
- February 15, 2025
- Manufacturer:
- HYUNDAI
SummaryCertain Elantra Hybrid vehicles may exhibit a condition where the cruise control setting speed increases without input from the driver. This may occur when the HCU misinterprets the signal from the Cruise Control system.
Associated Products (3)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 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 - January 16, 2025•Document ID: 11013007Service CampaignVEHICLE SPEED CONTROL
- Mfr Comm. #:
- 25-01-003H DBP
- Date Added:
- January 21, 2025
- Manufacturer:
- HYUNDAI
SummaryCertain Elantra Hybrid (CN7 HEV) vehicles may exhibit an intermittent condition where the cruise control set speed could gradually increase when the driver releases the cruise control set speed adjustment switch. The cruise control set speed is clearly displayed on the instrument cluster, provides visual indication to the driver when the set speed is adjusted, and remains adjustable by the driver at all times. The cruise control can be cancelled by normal methods, either by pressing the cruise control switch or depressing the brake pedal. The California Air Resources Board has determined that these vehicles may be releasing air pollutants which exceed Federal and California standards.
Associated Products (3)Associated Documents - January 16, 2025•Document ID: 11013006Service CampaignVEHICLE SPEED CONTROL
- Mfr Comm. #:
- 25-01-003H TSB
- Date Added:
- January 21, 2025
- Manufacturer:
- HYUNDAI
SummaryCertain Elantra Hybrid (CN7 HEV) vehicles may exhibit an intermittent condition where the cruise control set speed could gradually increase when the driver releases the cruise control set speed adjustment switch. The cruise control set speed is clearly displayed on the instrument cluster, provides visual indication to the driver when the set speed is adjusted, and remains adjustable by the driver at all times. The cruise control can be cancelled by normal methods, either by pressing the cruise control switch or depressing the brake pedal. Follow the procedure in this bulletin to update the Hybrid Control Unit Low Voltage DC/DC Converter (HCULDC) system software to resolve this condition.
Associated Products (3)Associated Documents - September 12, 2024•Document ID: 11008008Service CampaignELECTRICAL SYSTEM
- Mfr Comm. #:
- 24-01-045H-2
- Date Added:
- September 25, 2024
- Manufacturer:
- HYUNDAI
SummaryA software update is available for multiple vehicles equipped with either Display Audio 2.0V or the AVN 5th Gen Wide system.
Associated Products (20)2026 Hyundai Venue2023 Hyundai Elantra2023 Hyundai Kona2023 Hyundai Kona N2023 Hyundai Santa Cruz2023 Hyundai Santa Fe2023 Hyundai Sonata2023 Hyundai Tucson2022 Hyundai Elantra2022 Hyundai Elantra N2022 Hyundai Ioniq2022 Hyundai Kona2022 Hyundai Kona N2022 Hyundai Palisade2022 Hyundai Santa Cruz2022 Hyundai Santa Fe2022 Hyundai Sonata2022 Hyundai Tucson2022 Hyundai Veloster N2022 Hyundai VenueAssociated Documents - August 28, 2024•Document ID: 11007485Service CampaignELECTRICAL SYSTEM
- Mfr Comm. #:
- 24-01-045H-1
- Date Added:
- September 7, 2024
- Manufacturer:
- HYUNDAI
SummaryA software update is available for multiple vehicles equipped with either Display Audio 2.0V or the AVN 5th Gen Wide system.
Associated Products (20)2026 Hyundai Venue2023 Hyundai Elantra2023 Hyundai Kona2023 Hyundai Kona N2023 Hyundai Santa Cruz2023 Hyundai Santa Fe2023 Hyundai Sonata2023 Hyundai Tucson2022 Hyundai Elantra2022 Hyundai Elantra N2022 Hyundai Ioniq2022 Hyundai Kona2022 Hyundai Kona N2022 Hyundai Palisade2022 Hyundai Santa Cruz2022 Hyundai Santa Fe2022 Hyundai Sonata2022 Hyundai Tucson2022 Hyundai Veloster N2022 Hyundai VenueAssociated Documents - July 19, 2024•Document ID: 11006111Service Bulletin/Repair InstructionsELECTRICAL SYSTEM
- Mfr Comm. #:
- 24-BE-001H-1
- Date Added:
- August 7, 2024
- Manufacturer:
- HYUNDAI
SummarySome vehicles equipped with the AVN 5th Gen Wide system may exhibit a condition where the radio app crashes frequently when entering radio mode and/or displays a message that reads “Uneven Road Ahead, Drive carefully” on the cluster along with a warning sound. Follow the procedure outlined in this bulletin to update the AVN software to resolve this condition.
Associated Products (23)2023 Hyundai Elantra2023 Hyundai Ioniq 52023 Hyundai Kona2023 Hyundai Kona N2023 Hyundai Palisade2023 Hyundai Sonata2023 Hyundai Tucson2022 Hyundai Elantra2022 Hyundai Ioniq 52022 Hyundai Kona2022 Hyundai Kona N2022 Hyundai Palisade2022 Hyundai Sonata2022 Hyundai Tucson2022 Hyundai Veloster N2021 Hyundai Elantra2021 Hyundai Kona2021 Hyundai Palisade2021 Hyundai Sonata2021 Hyundai Veloster N+ 3 moreAssociated Documents - July 9, 2024•Document ID: 11006056Service CampaignELECTRICAL SYSTEM
- Mfr Comm. #:
- 24-01-054H
- Date Added:
- August 7, 2024
- 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 24-01-054H (or latest version) to perform the update the Battery management System (BMS) software.
Associated Products (6)Associated Documents - July 4, 2024•Document ID: 11006055Service Bulletin/Repair InstructionsELECTRICAL SYSTEM
- Mfr Comm. #:
- SERVICE CAMPAIGN 9B4
- Date Added:
- August 7, 2024
- 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 (7)Associated Documents