2022 Hyundai IONIQ 5 fuel/propulsion system problems
89 owner complaints filed with NHTSA name the fuel/propulsion system on the 2022 Hyundai IONIQ 5 — 22% of all complaints for this model year.
What owners report
“Complaint Summary: Mandated federal safety recall remedies performed on my vehicle have directly induced a cascading, critical safety failure of the vehicle's high-voltage propulsion management system. My 2022 Hyundai IONIQ 5 (VIN: [XXX]) was brought to an authorized dealer on XXX at 200,224 miles…”
filed Jul 7, 2026
“Experienced ICCU failure under everyday conditions, driving home from an appointment. Car had sat in direct sun for 30 mins, and starting the car and driving away with the AC fully blasting is when the failure occurred.”
filed Jul 6, 2026
Verbatim excerpts from complaints filed with NHTSA. Reports are not independently verified.
Fuel/propulsion System problems in other IONIQ 5 years
| Year | Reports | Share |
|---|---|---|
| 2026 IONIQ 5 | 1 | 5% |
| 2025 IONIQ 5 | 62 | 22% |
| 2024 IONIQ 5 | 50 | 23% |
| 2023 IONIQ 5 | 67 | 17% |
Other reported problem areas on the 2022 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.