YearToAvoid

2023 Hyundai Ioniq 5 Fuel System Problems

NHTSar records list 68 Fuel System complaints for the 2023 Hyundai Ioniq 5, 18% of that year's 386 total complaints. Owners typically reported charging failures at a median of 500 miles, with 2 fires and 2 crashes tied to this area. No related recalls are listed.

Fuel System complaints
68
18% of 386
Crashes reported
2
Fires reported
2
Injuries reported
2
Median mileage
500 mi
Related recalls
0

Typical fuel system symptoms owners report

  • Vehicle fails to charge at 120V or 240V outlets and displays a charging unsuccessful alert, leaving DC fast charging as the only reliable option, tied to the ICCU (Integrated Charging Control Unit).
  • Charging on an AC Level 2 charger causes the vehicle to overheat and the charging session to fail, sometimes with no warning beforehand.
  • Charging above 32 amps on a Level 2 charger triggers an overheating failure even though the vehicle is rated for up to 48 amps.
  • Level 2 charging intermittently shuts off or is throttled down to a much lower rate, leaving the vehicle without enough charge for normal use.

When 2023 Hyundai Ioniq 5 fuel system complaints were filed

First complaint Apr 20, 2023, latest Aug 5, 2026.

2023 Hyundai Ioniq 5 fuel system complaints: complaints filed per month9Apr 2023Sep 2023Mar 2024Jan 2025May 2025Nov 2025Mar 2026Aug 2026
68 complaints filed with NHTSA from Apr 2023 to Aug 2026; peak Mar 2025 (9).

Fuel System recalls for the 2023 Hyundai Ioniq 5

No safety recalls on record for this model year.

Fuel System complaints by Ioniq 5 model year

Raw complaint counts per model year; newer years have had less time to accumulate complaints.

  1. 202289 (22%)
  2. 202368 (18%)
  3. 202451 (23%)
  4. 202566 (22%)

Frequently asked questions

Does the 2023 Hyundai Ioniq 5 have a fuel system recall?
No related recalls are listed in NHTSA data for the Fuel System area on the 2023 Ioniq 5.
How common are fuel system complaints on the 2023 Ioniq 5?
NHTSA lists 68 Fuel System complaints for the 2023 Ioniq 5, which is 18% of the 386 total complaints filed for that model year.
At what mileage do these charging problems usually show up?
NHTSA data shows a median mileage at failure of 500 miles for Fuel System complaints on the 2023 Ioniq 5.
Are the charging failures dangerous?
NHTSA records include 2 fire reports and 2 crashes associated with Fuel System complaints on the 2023 Ioniq 5, alongside 2 reported injuries.
Is the fuel system issue worse on the 2023 Ioniq 5 than other years?
The 2023 model's 18% share of complaints in this area is lower than the 22% share seen in 2022 and 2025, and lower than the 23% share in 2024.

Sources: NHTSA Office of Defects Investigation complaint and recall databases; U.S. EPA fuel economy data; NHTSA 5-Star Safety Ratings. Complaints are unverified owner reports.

Data updated Sep 24, 2026. Read the methodology and data sources. The Complaint Index is based on NHTSA owner complaints and recalls; it is not a reliability rating.