2024 Hyundai IONIQ 5 power train problems
36 owner complaints filed with NHTSA name the power train on the 2024 Hyundai IONIQ 5 — 17% of all complaints for this model year.
What owners report
“As I began a drive cycle, I heard a pop sound and received the “check electric vehicle system” warning associated with ICCU failure. With ICCU failure, if I had continued to drive the 12V battery would have run to zero and the car would have died completely. Vehicle goes to dealer tomorrow for…”
filed Apr 22, 2026
“Received multiple "Check Vehicle Electric Systems" on a drive which went away and then got into the car, turned it on, shifted into drive, and heard a pop from bellow before moving at all and the car went into Turtle Mode and blasted warnings. The car completely died with zero power leaving it…”
filed Mar 20, 2026
Verbatim excerpts from complaints filed with NHTSA. Reports are not independently verified.
Power Train problems in other IONIQ 5 years
| Year | Reports | Share |
|---|---|---|
| 2025 IONIQ 5 | 55 | 20% |
| 2023 IONIQ 5 | 72 | 19% |
| 2022 IONIQ 5 | 83 | 21% |
Other reported problem areas on the 2024 Hyundai IONIQ 5
Counts are unique NHTSA complaints naming this component group. Complaints are unverified owner reports; mileage is computed only from complaints that included a usable odometer reading.