2023 Hyundai Santa FE Plug-In Hybrid Technical Service Bulletins

31 technical service bulletins (TSBs) are on record for the 2023 Hyundai Santa FE Plug-In Hybrid. TSBs are notes manufacturers send to dealers about repair procedures for issues seen in the field. They are not recalls and do not by themselves mean a vehicle has a fault.

• 11038798Oct 27, 2026Electrical system. This bulletin provides information related to the navigation and head unit software changes introduced in the 2026 2nd Navigation Map and Software Update. The changes may vary depending on vehicle type, model, and navigation system. Refer to the 2026 2nd Navigation Map and Software Update Key Improvements and Additional Improvements tables in this TSB for a list of specific changes. The software can be downloaded…
• 11038465Oct 9, 2026Engine. Certain Santa Fe Hybrid (TM HEV), Santa Fe Plug-in Hybrid (TM PHEV), Tucson Hybrid (NX4 HEV), andTucson Plug-in Hybrid (NX4 PHEV) vehicles may experience intake air line freezing and Exhaust GasRecirculation (EGR) valve corrosion due to excessive condensation accumulating within the EGR system.This condition can lead to drivability concerns related to the following DTCs: - P040400: (Exhaust Gas Recirculation…
• 11038458Oct 8, 2026Engine. Some vehicles equipped with internal combustion engines may exhibit higher-than-expected engine oil consumption. This bulletin outlines the combustion chamber cleaning procedure for vehicles diagnosed with this condition.
• 11038433Oct 8, 2026Engine. Certain Santa Fe Hybrid (TM HEV), Santa Fe Plug-in Hybrid (TM PHEV), Tucson Hybrid (NX4 HEV), and Tucson Plug-in Hybrid (NX4 PHEV) vehicles may experience intake air line freezing and Exhaust Gas Recirculation (EGR) valve corrosion due to excessive condensation accumulating within the EGR system.
• 11038432Oct 8, 2026Engine. Certain Santa Fe Hybrid (TM HEV), Santa Fe Plug-in Hybrid (TM PHEV), Tucson Hybrid (NX4 HEV), and Tucson Plug-in Hybrid (NX4 PHEV) vehicles may experience intake air line freezing and Exhaust Gas Recirculation (EGR) valve corrosion due to excessive condensation accumulating within the EGR system.
• 11038456Oct 7, 2026Engine. Certain vehicles equipped with internal combustion engines may exhibit higher-than-expected engine oil consumption. This bulletin provides the inspection and repair procedures for vehicles exhibiting this condition. All internal combustion engines consume engine oil as part of normal engine operation. Oil consumption rates may vary based on mileage, operating conditions, driving habits, and maintenance history.
• 11038179Sep 26, 2026Electrical system. 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 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.
• 11038173Sep 26, 2026Electrical system. 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 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…
• 11033710May 27, 2026Electrical system. This bulletin provides information related to the navigation and head unit software changes introduced in the 2026 1st Navigation Map and Software Update. The changes may vary depending on vehicle type, model, and navigation system. Refer to the 2026 1st Navigation Map and Software Update Key Improvements and Additional Improvements tables in this TSB for a list of specific changes. The software can be downloaded…
• 11032523Apr 10, 2026Air bags. The National Highway Traffic Safety Administration (NHTSA) has identified the presence of substandard and dangerous driver’s-side airbag inflators manufactured by Jilin Province Detiannuo Automobile Safety System Co., Ltd. (DTN). These inflators were not supplied, approved, or authorized by the vehicle manufacturers and have primarily been found in vehicles that previously experienced a crash and underwent airbag…
• 11032522Apr 10, 2026Air bags. The National Highway Traffic Safety Administration (NHTSA) has issued an urgent safety advisory regarding dangerous, counterfeit driver‑side airbag inflators manufactured by Jilin Province Detiannuo Automobile Safety System Co., Ltd. (DTN), that have been identified in U.S. vehicles following prior crashes, theft, or non‑certified airbag replacements. These inflators are not approved for use, may rupture during…
• 11030684Mar 30, 2026Other or unknown. 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 may be caused by foreign substances causing internal parts to oxidize. At Hyundai, we are committed to providing vehicles of outstanding quality and value.
• 11028966Feb 19, 2026Other or unknown. 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 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.
• 11028965Feb 18, 2026Other or unknown. 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 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…
• 11028963Feb 18, 2026Other or unknown. 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 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…
• 11028320Jan 27, 2026Other or unknown. Certain Santa Fe Hybrid (TM HEV) and Santa Fe Plug-In Hybrid (TM PHEV) 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 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…
• 11028319Jan 27, 2026Other or unknown. Certain Santa Fe Hybrid (TM HEV) and Santa Fe Plug-In Hybrid (TM PHEV) 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 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…
• 11025476Nov 6, 2025Exterior lighting. 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 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…
• 11023692Sep 30, 2025Electrical system. 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 navigation system as described in this TSB.
• 11018876May 16, 2025Electrical system. 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 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…
• 11018575May 8, 2025Electrical system. 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 communication network. Follow the procedure in this TSB to reestablish the connection via the AVN pinhole reset method.
• 10251285Feb 14, 2024Visibility (wipers, defrost, mirrors). 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 a possibility of the rubber insert and rail spring becoming partially separated on the inner side of the wiper blade, which could lead to poor wiping performance and/or possible scratching of the windshield glass.
• 10247189Oct 13, 2023Engine cooling. This bulletin provides important checkpoint guidelines when performing engine oil and filter change services.
• 10241887Aug 28, 2023Transmission and drivetrain, Electrical system. 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 peeling, replace the button(s) with a new one. Do not replace the complete SBW lever.
• 10240087Jul 17, 2023Equipment, Electrical system. This Service Information bulletin provides information on how to update the Apple Carplay software from Hyundai’s Navigation Updates page. The current version of Google Maps has 10 times the data transmission compared to the previous version. As a countermeasure, an update with a frame skip logic has been added to resolve the data congestion with Google Maps.
• 10237177May 1, 2023Engine cooling. Certain Palisade (LX2) and Santa Fe Plug-In Hybrid (TM PHEV) vehicles may have been produced with engine mounting support bracket fasteners that were not tightened to torque specification. Follow the procedure outlined in this bulletin to retighten the indicated fasteners to the correct specified torque values.
• 10235686May 1, 2023Engine cooling. Certain Palisade (LX2) and Santa Fe Plug-In Hybrid (TM PHEV) vehicles may have been produced with engine mounting support bracket fasteners that were not tightened to torque specification. Follow the procedure outlined in this bulletin to retighten the indicated fasteners to the correct specified torque values.
• 10235566Apr 24, 2023Body and structure. 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, and industrial fallout. In rare cases, the paint can become clouded under the PPF. These spots are the result of moisture trapped between the PPF and the paint.
• 10233557Mar 31, 2023Transmission and drivetrain. This bulletin provides information related to the Hybrid Control Unit (HCU) software update for Santa Fe Plug-in Hybrid (TM PHEV) vehicles to improve the following symptom: 1. Oil Dilution: Some vehicles may experience increased oil consumption and white smoke due to the diluting of engine oil with fuel because of the frequent transition between EV ↔ Engine mode during the winter season a. Modify fuel injection…
• 10230904Jan 30, 2023Visibility (wipers, defrost, mirrors). 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 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…
• 10230909Jan 24, 2023Tires, Wheels. 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 (TM HEV), 2022MY and newer Santa Fe Plug-In Hybrid (TM PHEV), and 2019MY and newer Palisade (LX2) vehicles equipped with surround view monitoring (SVM) system.

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