2025 Hyundai Ioniq 5 Engine Problems

NHTSA component category: ENGINE · data through 09/08/2026

20Engine complaints

6.8%Of all 295 complaints

#5Most-reported category

Source: U.S. NHTSA complaint data. Complaints are unverified reports from vehicle owners — a complaint is not a confirmed defect.

How engine ranks on this vehicle

ELECTRICAL SYSTEM225 · 76.3%

FUEL/PROPULSION SYSTEM66 · 22.4%

POWER TRAIN56 · 19%

Unspecified / other24 · 8.1%

ENGINE20 · 6.8%

Share of the 295 complaints citing each category; one complaint can cite several. Full breakdown on the 2025 Hyundai Ioniq 5 overview page.

What owners report

“The electrical system failed while driving and I could not accelerate more than 25 mph with two children in the car. The error message said…”NHTSA complaint 11710047 — filed 01/10/2026

“I was driving on the CA 405 SB, Long Beach, at about 6 PM 9/19/25. All of a sudden this loud screeching noise started. It…”NHTSA complaint 11709823 — filed 01/09/2026

“Received the following warning while driving my 2025 Hyundai Ioniq 5 SEL on the highway on X-mas night: "Battery Overheated! Pull over safely and leave…”NHTSA complaint 11709002 — filed 01/06/2026

Excerpts are shortened and scrubbed of personal details; they are individual, unverified reports.

Engine complaints by year filed

Frequently asked questions

Does the 2025 Hyundai Ioniq 5 have engine problems?

Engine is the #5 most-reported problem area on the 2025 Hyundai Ioniq 5: 20 of 295 complaints on file (6.8%). Complaints are unverified owner reports, not confirmed defects.

How many complaints does the 2025 Hyundai Ioniq 5 have in total?

295 complaints were on file with NHTSA as of 09/08/2026. Across all categories, 3 involved a crash, 0 involved a fire, 2 reported injuries, and none reported deaths.

What does NHTSA's engine category include?

NHTSA assigns each complaint to standard component categories; this page reports the ENGINE category exactly as NHTSA defines and records it.

About this data — Complaint figures on this page are consumer reports submitted to the National Highway Traffic Safety Administration (NHTSA), a U.S. government agency. NHTSA does not verify individual complaints; a complaint is not proof that a defect exists, and counts reflect what owners chose to report, not confirmed failure rates. Recall information comes from official NHTSA safety recall campaigns; recall repairs are free at authorized dealers. Always check your specific vehicle by VIN at nhtsa.gov/recalls. CarModelProblems.com is an independent site and is not affiliated with NHTSA or any vehicle manufacturer. Data through 09/08/2026.