ICCU failure and fuse, the car became unoperational and needed to stop. The car would no longer charge the 12V battery, and the EV battery would not charge. Hybrid Control Problem Detected at 3,160 miles. DTC P056216
NHTSA ODI 11713949
Home · 2025 Hyundai Ioniq 5 N · Complaints
These are the actual owner complaints behind this car’s reliability verdict, filed with the federal government, unedited. They’re unverified reports, not confirmed defects: read them as leads for your pre-purchase inspection, not a diagnosis.
2 of 18 complaints match · Transmission & drivetrain · clear filters
ICCU failure and fuse, the car became unoperational and needed to stop. The car would no longer charge the 12V battery, and the EV battery would not charge. Hybrid Control Problem Detected at 3,160 miles. DTC P056216
NHTSA ODI 11713949
When accelerating using the N e-shift mode and letting off the accelerator the car continues to accelerate.
NHTSA ODI 11648778
Working with the data? Download all 18 complaints as CSV · fetched from NHTSA July 19, 2026