Hyundai Ioniq 5 TSBs — Technical Service Bulletins by Year

173 manufacturer communications are on file with NHTSA for the Hyundai Ioniq 5 — service bulletins, service campaigns, warranty extensions, and software updates, 2022 to 2026. Pick a year for its bulletin list.

A TSB is factory repair guidance, not a recall — the repair is not automatically free. For defects and free repairs, see the Hyundai Ioniq 5 problem rankings and each year's recall list.

173Communications on file
5Model years covered
31Campaigns & extensions

Warranty extensions, campaigns & software updates

The communications worth checking your VIN against — unlike ordinary bulletins, these can mean free or reimbursed work if your vehicle qualifies.

Electrical · Fuel system Z14 OL June 25, 2026 Warranty extension

Certain 2022 – 2024 model year IONIQ 5, 2024 model year IONIQ 5 Robotaxi, and 2023 – 2025 model year IONIQ 6 vehicles may require a replacement of the Integrated Charging Control Unit (ICCU) and ICCU Fuse. At Hyundai, we are committed to providing vehicles of outstanding quality…

Model years named: 2022, 2023, 2024, 2025

Electrical 26-01-046H DCS May 16, 2026 Warranty extension

Certain IONIQ 5 (NEA EV) vehicles may have 12V battery drainage due to the scheduled climate feature. Technical Service Bulletin (TSB) 26-01-046H provides instructions to perform a software update for the Vehicle Control Unit (VCU) to improve the logic of the scheduled climate…

Model years named: 2025, 2026

Electrical 26-01-046H TSB May 15, 2026 Warranty extension

Certain IONIQ 5 (NEA EV) vehicles may have 12V battery drainage due to the scheduled climate feature. This bulletin provides instructions to perform a software update for the Vehicle Control Unit (VCU) to improve the logic of the scheduled climate reducing battery drainage.

Model years named: 2025, 2026

Electrical 26-EV-004H DCS May 14, 2026 Warranty extension

Hyundai is extending the warranty coverage for the Integrated Charging Control Unit (ICCU) and ICCU fuse to 15 years/180,000 miles from the date of original retail delivery or date of first use (whichever occurs first) and is valid for original and subsequent owners. Follow the…

Model years named: 2022, 2023, 2024

Electrical 26-EV-004H DN May 13, 2026 Warranty extension

Hyundai is extending the warranty coverage for the Integrated Charging Control Unit (ICCU) and ICCU fuse to 15 years/180,000 miles from the date of original retail delivery or date of first use (whichever occurs first) and is valid for original and subsequent owners.

Model years named: 2022, 2023, 2024

Electrical 26-EV-004H TSB May 12, 2026 Warranty extension

Hyundai is extending the warranty coverage for the Integrated Charging Control Unit (ICCU) and ICCU fuse to 15 years/180,000 miles from the date of original retail delivery or date of first use (whichever occurs first) and is valid for original and subsequent owners. Follow the…

Model years named: 2022, 2023, 2024

Electrical 26-01-043H TSB May 8, 2026 Warranty extension

Certain IONIQ 5 (NEA EV) vehicles are eligible for a software update to the VCMS which would enable the Plug and Charge (PNC) function to support its use on Tesla V3 and V4 Superchargers, IONNA chargers, and ChargePoint chargers. This bulletin provides instructions for…

Model years named: 2026

Electrical 26-01-035H TSB April 8, 2026 Service campaign

Some 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)…

Model years named: 2025, 2026

Transmission & drivetrain 26-01-029H TSB March 17, 2026 Warranty extension

Certain IONIQ 5 (NEA EV) and IONIQ 9 (ME1A EV) vehicles (affected VINs listed below) may exhibit a high-frequency noise from the front motor area during low-speed deceleration. This bulletin provides instructions to replace the front motor and gear reduction assembly.

Model years named: 2025

Transmission & drivetrain 25-01-056H TSB August 29, 2025 Service campaign

Certain 2025MY IONIQ 5 (NEA EV) vehicles are equipped with a Motor and Reduction Gear Motor-Gear Drive Unit (MGDU) differential gear assemblies that are missing a wave washer. This can cause the MGDU housing to make noise. Follow the procedure outlined in this TSB to replace the…

Model years named: 2025

Service campaign 25-01-037H-1 TSB July 31, 2025 Service campaign

Certain 2025MY IONIQ 5 vehicles (NEA EV) may be missing the license plate bracket mounting holes in the rear bumper cover. This bulletin provides instructions to inspect, and if needed replace the rear bumper cover with the mounting holes to accommodate the installation of the…

Model years named: 2025

Transmission & drivetrain 25-01-042H TSB July 8, 2025 Service campaign

Certain 2024MY Kona Electric (SX2 EV) and 2023-2024MY IONIQ 5 (NE EV) vehicles are equipped with a Motor and Reduction Gear System, also known as Motor-Gear Driven Unit (MGDU), that may have received an incorrect amount of oil/fluid during manufacturing. In some cases, the motor…

Model years named: 2023, 2024

Bulletins by model year

YearTSBsMost bulletined areas
2026 7 Electrical, Airbags View bulletins
2025 40 Electrical, Brakes & stability View bulletins
2024 30 Electrical, Body & structure View bulletins
2023 46 Electrical, Transmission & drivetrain View bulletins
2022 50 Electrical, Transmission & drivetrain View bulletins

Questions buyers ask

How many TSBs does the Hyundai Ioniq 5 have?

NHTSA's manufacturer-communications file lists 173 technical service bulletins and related communications for the Hyundai Ioniq 5 across the 2022–2026 model years. The most bulletined areas are electrical, transmission & drivetrain, body & structure.

Are Hyundai Ioniq 5 TSB repairs free?

Not automatically. A TSB tells dealers how to fix a known pattern; you pay unless the vehicle is under warranty or the bulletin is a warranty extension or service campaign that covers your VIN. Recall repairs, by contrast, are always free.

How do I get the full text of a Hyundai Ioniq 5 TSB?

Take the bulletin's document ID to a dealer or to NHTSA's site — this page carries each communication's ID, date, and NHTSA's summary from the public file.

Data updated 2026-08-20 from NHTSA's public records

Every number on this page is a count of records in the federal complaint, recall, and investigation files published by NHTSA's Office of Defects Investigation. Counts cover communications NHTSA's file names against Hyundai Ioniq 5 model years shown here. Check any specific vehicle's open recalls by VIN at nhtsa.gov/recalls.