2021 Hyundai Kona: owner complaints and recalls

Analysis of 112 owner complaints filed with NHTSA and 1 recall campaigns. Updated 2026-07-25.

112
Complaints
1
Recalls
2
Crash reports
3
Fire reports
3
Injuries
44.6
Severity index

Severity index 44.6 - Medium. This weights crashes, fires, injuries and fatalities per 100 complaints; see methodology.

Among the 90 2021 vehicles we track with at least 40 complaints on file, the 2021 Hyundai Kona ranks 58 of 90 by severity, where 1 is the worst. Its severity is higher than 36% of its model-year peers. See the full 2021 ranking.

What actually fails

ComponentComplaintsShare of complaints citing it
ENGINE7466.1%
UNKNOWN OR OTHER1816.1%
POWER TRAIN1412.5%
ELECTRICAL SYSTEM108.9%
FUEL/PROPULSION SYSTEM43.6%
FORWARD COLLISION AVOIDANCE43.6%
VEHICLE SPEED CONTROL43.6%
SERVICE BRAKES32.7%

The single most-reported system is ENGINE, cited in 74 of 112 complaints (66.1%). One complaint can name several systems, so these shares overlap and do not total 100%.

Complaints filed per year

2021: 232022: 182023: 122024: 172025: 212026: 21212223242526
YearComplaints
202123
202218
202312
202417
202521
2026 (year to date)21
Complaint volume is broadly steady year over year.

Recall campaigns

CampaignReportedComponentSummary
21V30100028/04/2021ENGINEHyundai Motor America (Hyundai) is recalling certain 2019-2020 Elantra, 2019-2021 Kona and Veloster vehicles equipped with 2.0L Nu MPI engines. The piston oil rings may not have been properly heat-treated, which could result in engine damage.
Source. US National Highway Traffic Safety Administration public complaint and recall APIs (api.nhtsa.gov), retrieved 2026-07-25. Complaints are unverified consumer reports; volume is influenced by how many units were sold and how long the vehicle has been on the road. Not affiliated with NHTSA or any manufacturer.