2025 Hyundai Ioniq 5 Recalls & Problems

“Second failure of the Integrated Charging Control Unit (ICCU) on this 2025 IONIQ 5. The ICCU stopped charging the 12-volt battery, leaving the vehicle unable to start. This is the second time the ICCU has failed and required replacement in approximately one year. The vehicle was towed to the dealer. ICCU failure can cause a loss of drive power while driving; this failure was discovered while parke…”

“On 8/30 my vehicle experienced a power loss on a highway (reported here separately). I took the car to the dealership and they could not replicate the error and gave the vehicle back to me on 9/4. Later that day I had to drive 2 hours north to a wedding in the mountains. At 9:30pm my vehicle experienced a full drive power loss on an unlighted, curving, rural 2-lane mountain road in an area with mi…”

“I am writing to document my case regarding my leased 2025 Hyundai Ioniq 5 XRT. Vehicle: 2025 Ioniq 5 XRT, VIN [XXX] Lease start / delivery date: Odometer: 4,368 miles Servicing dealer: Stevinson Hyundai, [XXX] Case number: XXX What happened: On Saturday, XXX, while I was driving, the vehicle displayed "Stop vehicle and check power supply" with the red 12V battery warning and the master warning …”

“On 8/30 my vehicle experienced a power loss on a highway (reported here separately). I took the car to the dealership and they could not replicate the error and gave the vehicle back to me on 9/4. Later that day I had to drive 2 hours north to a wedding in the mountains. At 9:30pm my vehicle experienced a full drive power loss on an unlighted, curving, rural 2-lane mountain road in an area with mi…”

“When I use the adaptive cruise control and use the lane keeping assistance the system keeps giving me an error message that I'm not looking at the road. I believe this is a known problem and Hyundai pushed an software fix TSB 25-G1-16H in November 2025. My car appears to have the update but still repeatedly gives me the same error message. It's very distracting and since the error message flash…”

“Full electrical power system failure. Heard a loud pop noise emanating from under the rear seats of the car. The power. Failure lights came on and the car lost power. We were able to get the car to slowly drive back to the garage where it completely shut down and was inoperable from that point on. Car has been towed to the local dealer for diagnostics and repair.”

“When I use the adaptive cruise control and use the lane keeping assistance the system keeps giving me an error message that I'm not looking at the road. I believe this is a known problem and Hyundai pushed an software fix TSB 25-G1-16H in November 2025. My car appears to have the update but still repeatedly gives me the same error message. It's very distracting and since the error message flash…”

“Driving home near my apartment, I had to join a busy highway from a full stop. I found a small gap and tried to accelerate to quickly merge into traffic, when my car made a high pitched alert noise and noticably did not accelerate beyond about 25 miles per hour on a 45-50mph highway with heavy traffic. I turned on my hazards and still ended up with a line up of cars honking behind me. Flooring the…”

Hyundai Motor America (Hyundai) is recalling certain 2025 IONIQ 5 EV vehicles. The rear floor wiring harness may contain an open circuit, which can result in the rear side air bag not deploying as intended.

Fix: Dealers will inspect and replace the rear floor wiring harness, as necessary, free of charge. Owner notification letters were mailed March 12, 2025. Owners may contact Hyundai customer service at 1-855-371-9460. Hyundai's number for this recall is 274.

Hyundai Motor America (Hyundai) is recalling certain 2025 Hyundai IONIQ 5 "N" vehicles equipped with a left-foot braking (LFB) feature. The integrated electronic brake (IEB) and vehicle control unit (VCU) software may cause reduced braking performance when LFB is activated.

Fix: Owners who have not received the recall remedy are advised not to use the LFB feature until the updated remedy has been performed. Additionally, owners who have received the recall remedy are advised not to use the 'N' E-shift feature until the updated remedy has been performed. Dealers will update the IEB and VCU software, free of charge. Owner notification letters were mailed March 12, 2025. This recall is replaced by NHTSA recall number 25V-235. Vehicles already repaired under this recall will need to have the new remedy completed. Owners may contact Hyundai customer service at 1-855-371-9460. Hyundai's number for this recall is 275.

Hyundai Motor America (Hyundai) is recalling certain 2025 Hyundai IONIQ 5 "N" vehicles equipped with left-foot braking (LFB) and N e-shift features. The integrated electronic brake (IEB) and vehicle control unit (VCU) software may cause reduced braking performance when LFB is activated. Additionally, the vehicle may continue to accelerate after the pedal is released and the vehicle's N e-shift feature is engaged.

Fix: Owners are advised not to use the LFB or N e-Shift features until the remedy has been performed. The IEB and VCU software will be updated over-the-air (OTA) or by a dealer, free of charge. Owner notification letters were mailed April 25, 2025. This recall replaces NHTSA recall number 25V-065. Vehicles repaired under the previous recall will need to have the new remedy completed. Owners may contact Hyundai customer service at 1-855-371-9460. Hyundai's number for this recall is 277.

Hyundai Motor America (Hyundai) is recalling certain 2025 Hyundai IONIQ 5 vehicles. The right-side headlight may have an incorrect headlight aim label, which can result in improperly aimed headlights. As such, these vehicles fail to comply with the requirements of Federal Motor Vehicle Safety Standard number 108, "Lamps, Reflective Devices, and Associated Equipment."

Fix: Hyundai will mail owners a corrected label with inspection and installation instructions. Owners may bring their vehicle to a dealer for the repair, free of charge. Owner notification letters were mailed July 15, 2025. Owners may contact Hyundai customer service at 1-855-371-9460. Hyundai's number for this recall is 279.

Hyundai Motor America (Hyundai) is recalling certain 2025 IONIQ 5 vehicles. The high voltage battery system may contain an improperly tightened bus bar, which can cause a short-circuit.

Fix: Owners are advised to park their vehicles outside and away from structures until the recall remedy is complete. Dealers will inspect and repair the high voltage battery system, as necessary, free of charge. Owner notification letters were mailed August 25, 2025. Owners may contact Hyundai customer service at 1-855-371-9460. Hyundai's number for this recall is 280.

Hyundai Motor America (Hyundai) is recalling certain 2025 IONIQ 5 electric vehicles. Certain rear suspension alignment adjustment bolts may have been improperly tightened, which can cause a loss of vehicle stability control.

Fix: Dealers will replace the adjustment bolts, align the wheels, and replace tires if necessary, free of charge. Owner notification letters were mailed October 10, 2025. Owners may contact Hyundai customer service at 1-855-371-9460. Hyundai's number for this recall is 284. Vehicle Identification Numbers (VINs) involved in this recall became searchable on NHTSA.gov on September 13, 2025.

Hyundai Motor America (Hyundai) is recalling certain 2025 IONIQ 5 vehicles. The seat belt retractors for the driver and front passenger seats may not be securely fastened.

Fix: Dealers will inspect and secure the seat belt retractors, as necessary, free of charge. Owner notification letters were mailed December 30, 2025. Owners may contact Hyundai customer service at 1-855-371-9460. Hyundai's number for this recall is 287. Vehicle Identification Numbers (VINs) involved in this recall became searchable on NHTSA.gov on November 19, 2025.

Hyundai Motor America (Hyundai) is recalling certain 2025-2026 IONIQ 5 and 2026 IONIQ 9 vehicles. The high voltage battery system may contain an improperly tightened bus bar, which can cause a short-circuit.

Fix: Dealers will inspect and tighten the bus bar retention bolts and replace the battery system assembly, as necessary, free of charge. Owner notification letters were mailed April 3, 2026. Owners may contact Hyundai customer service at 1-855-371-9460. Hyundai's number for this recall is 294. Vehicle Identification Numbers (VINs) involved in this recall became searchable on NHTSA.gov on February 7, 2026.

Hyundai Motor America (Hyundai) is recalling certain 2025 Ioniq 5 and 2026 Ioniq 9 vehicles. The fasteners for the rear suspension may loosen and detach, which can result in a loss of vehicle control.

Fix: Dealers will inspect and replace the rear suspension fasteners and perform a rear vehicle alignment, as necessary, free of charge. Owner notification letters are expected to be mailed July 17, 2026. Owners may contact Hyundai customer service at 1-855-371-9460. Hyundai's number for this recall is 303. Vehicle Identification Numbers (VINs) involved in this recall became searchable on NHTSA.gov on May 20, 2026.