Hyundai IONIQ 6 reliability: common problems by model year

Across 3 model years, the Hyundai IONIQ 6 has 128 owner-filed NHTSA complaints and 13 recalls on record. The most-reported areas are electrical system and power train. 2023 drew the most complaints (56), 2023 the fewest of the years on the road 3+ years (56).

3
Model years tracked
128
Owner complaints
13
Recalls
38
Median per year

Source: NHTSA complaints and recalls filed for Hyundai IONIQ 6 vehicles (US, public record). Typical used asking price $22,422–$29,139.

Which IONIQ 6 years have the most problems?

Complaint volume by model year. Raw NHTSA totals, not adjusted for sales volume or time on the road, so older and higher-selling years accumulate more. Every year links to its full breakdown.

YearComplaints
202534
202438
202356

Highest: 2023 (56 complaints). Lowest: 2023 (56).

Where owners report problems

electrical system74
power train18
fuel/propulsion system14
vehicle speed control7
engine6

What owners say

Mixed sentiment with a clear divide between appreciation for the vehicle's core attributes and significant concern over a specific reliability issue.

  • Very frequentIntegrated Charging Control Unit (ICCU) failure

    A known defect where the unit fails, potentially causing a complete loss of motive power and requiring replacement. Reported to affect model years 2023-2025. Repairs can involve extended downtime (several months mentioned) due to parts shortages.

Owner insights cover all generations of the IONIQ 6. Individual model years are broken down above.

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