2021 Hyundai Santa FE service bulletins & manufacturer communications

98 manufacturer communications are on file with NHTSA for the 2021 Hyundai Santa FE. TSBs are repair guidance for dealers — they are not recalls, and repairs are not automatically free.

• This bulletin provides information related to a Transmission Control Unit (TCU) software update for some vehicles equipped with an 8-speed wet dual clutch transmission (8WDCT). The…
  26-AT-005H TSB · Technical service bulletin · Power Train · issued Jun 5, 2026
• Some vehicles may exhibit difficulty starting in cold weather. This bulletin provides the procedure to perform an inspection on the starter magnetic switch for potential freezing a…
  26-EE-003H TSB · Technical service bulletin · Engine · issued Apr 18, 2026
• The National Highway Traffic Safety Administration (NHTSA) has identified the presence of substandard and dangerous driver’s-side airbag inflators manufactured by Jilin Province De…
  DTN DL · Technical service bulletin · Air Bags · issued Apr 10, 2026
• The National Highway Traffic Safety Administration (NHTSA) has issued an urgent safety advisory regarding dangerous, counterfeit driver‑side airbag inflators manufactured by Jilin …
  DTN DCS · Technical service bulletin · Air Bags · issued Apr 10, 2026
• Certain 2021 – 2023 model year Santa Fe, 2021 – 2023 model year Santa Fe Hybrid, and 2022 – 2023 model year Santa Fe Plug-In Hybrid vehicles may experience an inoperable horn that …
  Z09 OL · Warranty extension · Unknown OR Other · issued Mar 30, 2026
• Some Santa Cruz (NXT), Santa Fe (TMA, MX5A), and Sonata (DN8A) models may require replacement of the 8-speed wet dual clutch transmission (8WDCT) when the vehicle sets one of the h…
  26-AT-001H TSB · Technical service bulletin · Power Train · issued Mar 3, 2026
• Some 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 Mod…
  26-AT-002H · Technical service bulletin · Power Train · issued Feb 21, 2026
• Some vehicles may have an inoperable horn that may be caused by foreign substances causing internal parts to oxidize. Hyundai is extending the warranty coverage for the horn replac…
  26-BE-001H-1 DCS · Warranty extension · Unknown OR Other · issued Feb 19, 2026
• Some vehicles may have an inoperable horn that may be caused by foreign substances causing internal parts to oxidize. Hyundai is extending the warranty coverage for the horn replac…
  26-BE-001H-1 TSB · Warranty extension · Unknown OR Other · issued Feb 18, 2026
• Some vehicles may have an inoperable horn that may be caused by foreign substances causing internal parts to oxidize. Hyundai is extending the warranty coverage for the horn replac…
  26-BE-001H-1 DN · Warranty extension · Unknown OR Other · issued Feb 18, 2026
• Some Santa Fe (TMA) vehicles may have DTCs P218100, P2181F0, and/or P2181F1 (Cooling System Performance) set in the Electronic Control Unit (ECU), resulting in an illuminated Check…
  26-EM-005H TSB · Technical service bulletin · Engine · issued Feb 5, 2026
• Some vehicles equipped with a 2.5L GDI Theta III engine (non-Turbo) may exhibit one or more misfire DTCs due to the GDI fuel injectors leaking internally. This may be caused by int…
  26-FL-001H TSB · Technical service bulletin · Fuel/propulsion System · issued Jan 7, 2026
• In response to this trend, we engineered a software upgrade that addresses the social media theft method and made it available to owners of eligible models free of charge at author…
  P33 OL · Technical service bulletin · Electrical System · issued Dec 19, 2025
• Upon customer's request ONLY, the Technical Service Bulletin (TSB) 25-01-089H provides the service procedure for installation of a key cylinder reinforcement protector assembly and…
  25-01-089H DCS · Technical service bulletin · Electrical System · issued Dec 15, 2025
• In addition to the Anti-Theft software provided under Service Campaign 993 (TSB 24-01-009H-1), a zinc reinforced ignition cylinder protector hardware upgrade is being made availabl…
  25-01-089H DN · Technical service bulletin · Electrical System · issued Dec 15, 2025
• This bulletin provides the service procedure for installation of a key cylinder reinforcement protector assembly and two anti-theft decals on the front windows.
  25-01-089H TSB · Technical service bulletin · Electrical System · issued Dec 15, 2025
• This bulletin provides information regarding condensation related to the accumulated moisture in the headlamp, rear combination lamp, daytime running lamp (DRL), or fog lamp. This …
  25-BD-012H TSB · Technical service bulletin · Exterior Lighting · issued Nov 6, 2025
• This 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 …
  25-BE-020H TSB · Technical service bulletin · Electrical System · issued Sep 30, 2025
• Certain Santa Fe (TMA) and Sonata (DN8/DN8A) vehicles equipped with 8-speed dual clutch transmissions (8DCT) may exhibit one of the DTCs listed below, related to the high pressure …
  25-AT-001H TSB · Technical service bulletin · Power Train · issued May 30, 2025
• This 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 …
  25-BE-002H TSB · Technical service bulletin · Electrical System · issued May 16, 2025
• Some 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 comm…
  25-01-024H-1 TSB · Service campaign · Electrical System · issued May 8, 2025
• Some vehicles equipped with a 2.5L GDI Theta III engine (non-Turbo) may exhibit one or more misfire DTCs due to the GDI injectors leaking internally. This may be caused by internal…
  25-FL-001H · Technical service bulletin · Fuel/propulsion System · issued Jan 9, 2025
• This bulletin provides the procedure to update the Engine Control Module (ECM) and the Transmission Control Module (TCM) for 2021-2023MY Santa Fe (TMa) vehicles to improve operatio…
  24-FL-004H · Technical service bulletin · Engine · issued Dec 18, 2024
• Certain 20-22MY Sonata (DN8a), 21-23MY Santa Fe (TMa), and 22-23MY Tucson (NX4a) vehicles may experience a warning lamp illumination for a diagnostic trouble code P2181 that is rel…
  24-EM-001H · Technical service bulletin · Engine · issued Jul 23, 2024
• A class settlement against Hyundai Motor America (“HMA”) that had alleged that certain 2011 – 2022 model year Hyundai vehicles that were not equipped with an engine immobilizer (ca…
  24-01-009H-1 · Service campaign · Electrical System · issued May 10, 2024
• A class settlement against Hyundai Motor America (“HMA”) that had alleged that certain 2011 – 2022 model year Hyundai vehicles that were not equipped with an engine immobilizer (ca…
  24-01-009H-1 · Service campaign · Electrical System · issued May 9, 2024
• This bulletin provides the procedure for updating the automatic transmission TCU and ECU software (Santa Fe ONLY) to improve shift quality, judder with ISG enabled and hesitation w…
  24-AT-001H · Technical service bulletin · Power Train · issued Feb 28, 2024
• This bulletin contains information about the proper removal of the windshield wiper blade protective cover on all models. If the protective cover is not removed correctly, there is…
  24-BD-001H · Technical service bulletin · Visibility · issued Feb 14, 2024
• Hyundai has launched an anti-theft software upgrade and window decal campaign (Campaign 993), combined with an anti-theft steering wheel lock campaign (Campaign P32), and anti-thef…
  24-01-009H · Technical service bulletin · Electrical System · issued Feb 12, 2024
• This bulletin provides the service procedure to: 1) Upgrade the IBU/BCM (Integrated Body Control Unit/Body Control Module) to revise the OEM Hyundai burglar alarm system operation …
  24-01-009H · Technical service bulletin · Equipment · issued Feb 1, 2024
• Hyundai has launched an anti-theft software upgrade and window decal campaign (Campaign 993), combined with an anti-theft steering wheel lock campaign (Campaign P32), and anti-thef…
  24-01-009H · Technical service bulletin · Equipment · issued Feb 1, 2024
• Hyundai has launched an anti-theft software upgrade and window decal campaign (Campaign 993), combined with an anti-theft steering wheel lock campaign (Campaign P32), and anti-thef…
  23-01-014H-6 · Technical service bulletin · Electrical System · issued Jan 22, 2024
• Hyundai has launched an anti-theft software upgrade and window decal campaign (Campaign 993), combined with an anti-theft steering wheel lock campaign (Campaign P32), and anti-thef…
  23-01-014H-6 · Technical service bulletin · Electrical System · issued Dec 19, 2023
• This TSB provides information to diagnose the push button shifter operation.
  23-AT-006H-2 · Technical service bulletin · Power Train · issued Nov 10, 2023
• Certain Hyundai vehicles may not be equipped with an immobilizer. This bulletin provides the service procedure to update the IBU/BCM (Integrated Body Control Unit/Body Control Modu…
  23-01-014H-6 · Technical service bulletin · Electrical System · issued Nov 10, 2023
• Hyundai has launched an anti-theft software upgrade and window decal campaign (Campaign 993), combined with an anti-theft steering wheel lock campaign (Campaign P32), in response t…
  23-01-014H-6 · Technical service bulletin · Electrical System · issued Nov 10, 2023
• Hyundai has launched an anti-theft software upgrade and window decal campaign (Campaign 993), combined with an anti-theft steering wheel lock campaign (Campaign P32), in response t…
  23-01-014H-5 · Technical service bulletin · Electrical System · issued Oct 26, 2023
• This bulletin provides important checkpoint guidelines when performing engine oil and filter change services.
  23-EM-005H · Technical service bulletin · Engine and Engine Cooling · issued Oct 13, 2023
• If you are servicing an 8-speed front-wheel-drive vehicle equipped with automatic transaxle with one or more of the DTC or symptoms listed below, refer to the Service Procedure to …
  23-AT-008H-1 · Technical service bulletin · Power Train · issued Sep 14, 2023
• This bulletin outlines changes to the service procedure regarding the replacement of 8-speed wet dual clutch transmissions (8WDCT) and associated transmission control unit (TCU). T…
  23-AT-011H · Technical service bulletin · Power Train · issued Aug 28, 2023
• This bulletin provides information related to a Transmission Control Unit (TCU) software update for certain vehicles equipped with an 8-speed wet dual clutch transmissions (8WDCT) …
  23-AT-012H · Technical service bulletin · Power Train · issued Aug 28, 2023
• The Shift-By-Wire (SBW) buttons have been made available as separate service parts for the SBW lever. If replacement of the SBW button is required due to one or more button plating…
  23-AT-014H · Technical service bulletin · Power Train · issued Aug 28, 2023
• If you are servicing an 8-speed vehicle with a â Check Engineâ light on and one or more of the DTC listed, follow the service procedure and replace the related solenoid and harness…
  23-AT-003H-1 · Technical service bulletin · Power Train · issued Aug 25, 2023
• Some models from service campaign 993 (IBU/BCM Software Update and Decals Application) equipped with the Hyundai OEM remote start system may exhibit the horn honking when remote st…
  23-BE-010H · Technical service bulletin · Electrical System · issued Aug 17, 2023
• This TSB provides information to diagnose the push button shifter operation. If you are servicing a vehicle with any symptoms listed below or DTCs (listed on Page 2) , follow the S…
  23-AT-006H-1 · Technical service bulletin · Power Train · issued Aug 1, 2023
• If you are servicing an 8-speed DCT front-wheel-drive vehicle with the DTC or symptoms listed below, refer to the Service Procedure to diagnose the condition. â ¢ DIAGNOSTIC TROUBL…
  23-AT-009H · Technical service bulletin · Power Train · issued Jul 18, 2023
• This Service Information bulletin provides information on how to update the Apple Carplay software from Hyundaiâ s Navigation Updates page. The current version of Google Maps has 1…
  23-BE-007H · Technical service bulletin · Equipment · issued Jul 17, 2023
• If you are servicing an 8-speed front-wheel-drive vehicle equipped with automatic transaxle with one or more of the DTC or symptoms listed below, refer to the Service Procedure to …
  23-AT-008H · Technical service bulletin · Power Train · issued Jul 11, 2023
• Hyundai has launched an anti-theft software upgrade and window decal campaign (Campaign 993), combined with an anti-theft steering wheel lock campaign (Campaign P32), in response t…
  23-01-014H-5 · Technical service bulletin · Equipment · issued Jul 10, 2023
• Certain Hyundai vehicles may not be equipped with an immobilizer. This bulletin provides the service procedure to update the IBU/BCM (Integrated Body Control Unit/Body Control Modu…
  23-01-014H-5 · Technical service bulletin · Electrical System · issued Jul 10, 2023
• This bulletin provides the diagnostic procedure for the GDI injector(s) in certain 21-23MY Sonata, 21-22MY Santa Fe, certain 22MY Santa Cruz, and certain 21-23MY Tucson equipped wi…
  23-FL-002H-1 · Technical service bulletin · Engine and Engine Cooling · issued Jun 9, 2023
• Certain Hyundai vehicles may not be equipped with an immobilizer. This bulletin provides the service procedure to update the IBU/BCM (Integrated Body Control Unit/Body Control Modu…
  23-01-014H-5 · Technical service bulletin · Electrical System · issued Jun 8, 2023
• Certain Hyundai vehicles may not be equipped with an immobilizer. This bulletin provides the service procedure to update the IBU/BCM (Integrated Body Control Unit/Body Control Modu…
  23-01-014H-4 · Technical service bulletin · Electrical System · issued May 12, 2023
• This bulletin provides service procedures to prevent possible moisture intrusion of the HP EOP (High Flow Electric Oil Pump) connector when servicing the 8-speed wet dual clutch tr…
  23-AT-002H · Technical service bulletin · Power Train · issued May 10, 2023
• This TSB applies only if Recall 236 or Service Campaign T8N has been performed and the 8 speed wet dual clutch transmission (8WDCT) replacement is necessary related due to high pre…
  23-AT-004H · Technical service bulletin · Power Train · issued May 9, 2023
• Hyundai applies a Paint Protection Film (PPF) on new vehicles before delivery to dealerships. It provides a barrier between the paint and contaminants, such as rail dust, acid rain…
  23-BD-007H · Technical service bulletin · Structure · issued Apr 24, 2023
• Certain Hyundai vehicles may not be equipped with an immobilizer. This bulletin provides the service procedure to update the IBU/BCM (Integrated Body Control Unit/Body Control Modu…
  23-01-014H-4 · Technical service bulletin · Electrical System · issued Apr 13, 2023
• Hyundai has launched an anti-theft software upgrade and window decal campaign (Campaign 993) in response to an increase in thefts of certain Hyundai vehicles not equipped with engi…
  23-01-014H-4 · Technical service bulletin · Electrical System · issued Apr 13, 2023
• If you are servicing an 8-speed vehicle with a â Check Engineâ light on and one or more of the DTC listed, follow the service procedure and replace the related solenoid and harness…
  23-AT-003H · Technical service bulletin · Engine and Engine Cooling · issued Apr 6, 2023
• This bulletin provides the diagnostic procedure for the GDI injector(s) in certain 21-23MY Sonata, 21-22MY Santa Fe, certain 22MY Santa Cruz, and certain MY21-23 Tucson equipped wi…
  23-FL-002H · Technical service bulletin · Engine and Engine Cooling · issued Mar 23, 2023
• This bulletin provides information regarding condensation related to the accumulated moisture in the headlamp, rear combination lamp, daytime running lamp (DRL), or fog lamp. This …
  23-BD-002H · Technical service bulletin · Visibility · issued Jan 30, 2023
• This bulletin describes the procedure to diagnose and repair tire pressure monitoring system (TPMS) DTC(s) on some 19MY and newer Santa Fe (TMA), 2021MY and newer Santa Fe Hybrid (…
  23-BE-001H · Technical service bulletin · Tires · issued Jan 24, 2023
• This bulletin outlines changes to the service manual regarding the replacement of 8-speed dual clutch transmissions (DCT) and associated transmission control module (TCM). Addition…
  22-AT-011H · Technical service bulletin · Power Train · issued Oct 31, 2022
• This bulletin provides the diagnostic procedure for the GDI injector(s) in certain 21-22MY Sonata, Santa Fe, and certain 22MY Santa Cruz, and Tucson equipped with 2.5L GDI engines …
  22-FL-002H · Technical service bulletin · Engine and Engine Cooling · issued Oct 13, 2022
• If you are servicing an applicable vehicle with a â Check Engineâ light on and one or more of the DTC listed below, follow the Service Procedure and replace the valve body internal…
  22-AT-010H · Technical service bulletin · Power Train · issued Aug 17, 2022
• This bulletin provides the procedure to update the TCU software to improve drivability and shift quality.
  22-01-059H · Technical service bulletin · Power Train · issued Aug 16, 2022
• This bulletin addresses a warning light â  Refill Inverter Coolantâ  displayed on the instrument cluster, but inspection of the under hood blue coolant reservoir is found to …
  22-HC-002H · Technical service bulletin · Electrical System · issued Aug 4, 2022
• Some 2021 Santa Fe (TMa) vehicles may display an error message in the instrument cluster when making a selection in the Driver Assistance Menu. Possible messages are: â ¢ "Vehicle …
  22-01-064H · Technical service bulletin · Electrical System · issued Jul 28, 2022
• Follow the guidelines outlined in this bulletin to inspect and clean or replace certain components of the engine intake system accordingly during engine short block or sub-assembly…
  22-EM-010H · Technical service bulletin · Engine and Engine Cooling · issued Jul 28, 2022
• Effective June 2, 2008, Federal Motor Vehicle Safety Standard 110 (FMVSS 110) established a threshold for correcting load carrying capacity information indicated on tire placards w…
  22-GI-006H · Technical service bulletin · Tires · issued Jul 14, 2022
• If you are servicing an applicable vehicle with a â Check Engineâ light on and one or more of the DTC listed on Page 2, follow the repair procedure and perform the diagnosis. If ne…
  22-AT-009H · Technical service bulletin · Power Train · issued Jul 14, 2022
• If you are servicing an applicable vehicle with a â Check Engineâ light on and one or more of the DTC listed below, follow the repair procedure and replace the related input/output…
  22-AT-006H · Technical service bulletin · Engine and Engine Cooling · issued May 19, 2022
• If you are servicing an applicable vehicle with a â Check Engineâ light on and one or more of the DTC listed below, follow the repair procedure and replace the related solenoid and…
  22-AT-005H · Technical service bulletin · Power Train · issued Apr 28, 2022
• Certain vehicles equipped with 8-speed automatic transmission may experience an automatic transmission fluid (ATF) leak at the rear cover. This type of leak is caused by a porous c…
  22-AT-002H · Technical service bulletin · Power Train · issued Mar 9, 2022
• Certain 2020-22MY Sonata (DN8a) and 2021-22MY Santa Fe (TMa) vehicles equipped with 2.5L engine may exhibit a MIL with DTC(s): â ¢ P2074: Mass Airflow Sensor Plausibility â ¢ P2074…
  22-01-018H · Technical service bulletin · Engine and Engine Cooling · issued Feb 3, 2022
• This TSB provides a procedure to diagnose the push button shifter operation. If you are servicing a vehicle with any symptoms or DTC listed below, follow the Service Procedure, Pag…
  22-AT-001H · Technical service bulletin · Power Train · issued Jan 21, 2022
• Certain vehicles listed below equipped with 2.5T turbo engines may have a misassembled check valve for the PCV (Positive Crankcase Ventilation) system, resulting in engine oil ente…
  21-EM-012H · Technical service bulletin · Engine and Engine Cooling · issued Dec 22, 2021
• Certain 2020-22MY Sonata (DN8a), 2021-22MY Santa Fe (TMa), and 2022MY Tucson (NX4/NX4a) vehicles equipped with 2.5L engine may exhibit a MIL with DTC(s): â ¢ P2074: Mass Airflow Se…
  21-01-075H · Technical service bulletin · Engine and Engine Cooling · issued Dec 9, 2021
• This bulletin describes the procedure to inspect, and if necessary, replace the sun visor retainer for certain 2021 â 2022MY Santa Fe (TMa) vehicles with Calligraphy trim and Obsid…
  21-01-065H · Technical service bulletin · Visibility · issued Nov 11, 2021
• : Certain vehicles equipped with 8-speed automatic transmission may experience an automatic transmission fluid (ATF) leak at the rear cover. This type of leak is caused by a porous…
  21-AT-017H · Technical service bulletin · Power Train · issued Oct 11, 2021
• The front center speaker may produce a scratchy or distorted sound during operation. This bulletin describes the procedure to replace the crash pad center speaker for certain 20 an…
  21-BE-009H · Technical service bulletin · Electrical System · issued Jul 15, 2021
• This TSB provides a procedure to diagnose the push button shifter operation.
  21-AT-009H · Technical service bulletin · Power Train · issued Jul 13, 2021
• Some 2021 Santa Fe Hybrid (TM HEV) vehicles may exhibit the Auto-Shut Off incorrect clock countdown displayed on the instrument cluster. If the user selects 60 minutes, the countdo…
  21-01-053H · Technical service bulletin · Electrical System · issued Jun 30, 2021
• If you are servicing an 8-speed front-wheel-drive vehicle with the DTC or symptoms listed below, refer to the Service Procedure to diagnose the condition. ï · DIAGNOSTIC TROUBLE CO…
  21-AT-007H · Technical service bulletin · Power Train · issued Jun 14, 2021
• This bulletin outlines the repair procedure for customers experiencing a popping or rattling noise from the front fender area of the vehicle while driving. The repair procedure out…
  21-BD-008H · Technical service bulletin · Structure · issued Jun 8, 2021
• This bulletin provides the service procedure for engine connecting rod bearing clearance testing. Perform the procedure outlined in this bulletin to fulfill the Bearing Clearance T…
  21-EM-004H · Technical service bulletin · Equipment · issued Mar 30, 2021
• This bulletin provides best practice recommendations when performing brake service procedures.
  21-BR-002H · Technical service bulletin · Equipment · issued Mar 23, 2021
• Some 2020-2021 Santa Fe (TMa) and Palisade (LX2) may intermittently experience abnormal camera image display conditions on the instrument cluster when the turn signal is turned ON …
  21-BE-005H · Technical service bulletin · Equipment · issued Mar 16, 2021
• This bulletin provides the inspection procedure and repair guidelines for certain vehicles listed below.
  21-EM-003H · Technical service bulletin · Equipment · issued Mar 10, 2021
• This bulletin describes the procedure to diagnose and repair tire pressure monitoring system (TPMS) DTC(s) on some 2020-2021MY Palisade (LX2) and Santa Fe (TMa) vehicles equipped w…
  21-BE-001H · Technical service bulletin · Tires · issued Jan 7, 2021
• This bulletin provides information on the Launch Quality Monitoring Process (LQMP) for the 2021MY Hyundai Santa Fe. After a new vehicle launch, Hyundai uses the LQMP to monitor all…
  21-GI-002H · Technical service bulletin · Electrical System · issued Jan 5, 2021
• When using Wireless CarPlay, the system may intermittently auto disconnect. When Wireless CarPlay is disconnected, a pop up message â Phone Not Responding. Please reconnect it and …
  20-BE-014H · Technical service bulletin · Electrical System · issued Dec 21, 2020
• This bulletin describes the procedure to inspect and identify fluid which may appear around the brake caliper area.
  20-BR-002H · Technical service bulletin · Service Brakes · issued Nov 30, 2020
• This bulletin provides tire vibration service procedures, including how to optimize vehicle vibration performance. For all wheel/tire balance claims, the â Tire Balance Data Sheetâ…
  20-SS-004H · Technical service bulletin · Tires · issued Nov 19, 2020
• If you are servicing an applicable vehicle with a â Check Engineâ light on and one or more of the DTC listed below, follow the repair procedure and replace the related solenoid and…
  20-AT-005H-1 · Technical service bulletin · Power Train · issued Oct 13, 2020
• Some 2020-2021 Santa Fe (TMa) and Palisade (LX2) may intermittently experience abnormal camera image display conditions on the instrument cluster when the turn signal is turned ON …
  20-BE-011H · Technical service bulletin · Back Over Prevention · issued Oct 12, 2020
• This bulletin provides the procedure to update the TCU for a shift flare and shock on reacceleration when driving in Sport Mode.
  20-AT-022H · Technical service bulletin · Power Train · issued Sep 17, 2020
• This bulletin provides a procedure to transfer pressure data to the TCU using GDS Mobile. This procedure is necessary to reduce the transmission learning time and improve the shift…
  20-AT-020H · Technical service bulletin · Power Train · issued Sep 2, 2020