Severity
Critical
CriticalActive
NHTSA recall · Reported April 28, 2021
HYUNDAI 2019-2021: ENGINE
Hyundai 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 …
Compiled from official public sources by the editorial team.
Verify with NHTSA →
Hyundai recalled Hyundai Motor America (Hyundai) is recalling certain 2019-2020 Elantra, 2019-2021 Kona an… - a critical-severity action.
HYUNDAI 2019-2021: ENGINE was recalled by Hyundai in April 28, 2021. Reason: Hyundai Motor America (Hyundai) is recalling certain 2019-2020 Elantra, 2019-2021 Kona and Veloster vehicles …. Remedy: Dealers will inspect and, if necessary, replace the engine, free of charge. In addition,…. Verify recall #21V301000 with the NHTSA before acting.
The recall
Hyundai issued this critical-severity NHTSA recall-Hyundai Motor America (Hyundai) is recalling certain 2019-2020 Elantra, 2019-2021 Kona and Veloster vehicles ….
- Critical
- severity level
- April 28, 2021
- reported
Sourced from official NHTSA enforcement records. Verify recall #21V301000 with the agency before acting. Full product description, hazard, remedy, and related recalls are below.
Recall Insight
This NHTSA action (record #21V301000) was formally reported on April 28, 2021. It is classified under Critical severity, with a current status of Active. Hyundai is listed as the recalling firm. The number of affected units is not disclosed in the agency filing, which is common for drug and food recalls where lot-level tracking supersedes unit counts.
The documented reason for this recall is: Hyundai 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 … The specific hazard cited in the filing is: A damaged engine may stall, increasing the risk of a crash. In addition, oil may leak onto hot exhaust components, increasing the risk of a fire.. Distribution data in the federal record shows the product reached: United States. Distribution scope directly affects the consumer exposure window and determines whether a recall remains regional or escalates into a nationwide advisory. The remedy documented by the agency is: Dealers will inspect and, if necessary, replace the engine, free of charge. In addition, Hyundai will deploy Piston Ring Noise Sensing System (PNSS) software. Owner notification letters were mailed… - consumers holding this product should act on that instruction rather than relying on general guidance.
Within the same product category the archive holds 6 closely related recalls - clustering in a narrow category often points to a systemic quality-control or supplier issue rather than a one-off defect. Always verify the recall number against the official agency record before acting.
Vehicles recalls over time
Where this recall sits in its category - 7,642 vehicles recalls on record
Of 101,704 recalls in the database, 24,878 are high severity, 72,426 moderate, and 4,400 low. This recall is classified high severity.
Counts reflect market size and reporting activity, not inherent danger, we do not rank products by risk from raw recall volume.
Affected scope
Unknown
Related Recalls
6
0 from same agency
Product description
Hyundai 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.
Reason for recall
Hyundai 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.
Hazard
A damaged engine may stall, increasing the risk of a crash. In addition, oil may leak onto hot exhaust components, increasing the risk of a fire.
Remedy, what to do
Dealers will inspect and, if necessary, replace the engine, free of charge. In addition, Hyundai will deploy Piston Ring Noise Sensing System (PNSS) software. Owner notification letters were mailed August 24, 2021. Owners may contact Hyundai customer service at 1-855-371-9460.
Recall Profile
| Attribute | Value |
|---|---|
| Agency | National Highway Traffic Safety Administration |
| Severity class | Critical |
| Status | Active |
| Recall number | 21V301000 |
| Date reported | April 28, 2021 |
| Date initiated | April 28, 2021 |
| Recalling firm | Hyundai |
| Affected scope | Not disclosed |
| Distribution | United States |
| Official source | NHTSA notice → |
Profile values are sourced directly from the official NHTSA enforcement record. Source: National Highway Traffic Safety Administration.
What to do with this recall
Dealers will inspect and, if necessary, replace the engine, free of charge. In addition, Hyundai will deploy Piston Ring Noise S…
- Check the recall number (21V301000) and product description against the item you own. Search the archive
- Confirm the current status and remedy on the official NHTSA notice before acting. NHTSA notice
- This is a Class I (high-risk) recall, stop using the product immediately and follow the disposal or return instructions. What to do next
This page summarizes the official NHTSA record for research and awareness; it is not legal, medical, or safety advice. Verify with the issuing agency before acting.
Frequently Asked Questions
What product was recalled? ▼
Hyundai 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.. Recalled by Hyundai.
Why was this product recalled? ▼
Hyundai 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.
What should consumers do? ▼
Dealers will inspect and, if necessary, replace the engine, free of charge. In addition, Hyundai will deploy Piston Ring Noise Sensing System (PNSS) software. Owner notification letters were mailed August 24, 2021. Owners may contact Hyundai customer service at 1-855-371-9460.
Which agency issued this recall? ▼
This recall was issued by the NHTSA on April 28, 2021. Severity: Critical. Recall number: 21V301000.
Where was the recalled product distributed? ▼
Distribution: United States.
How do I check if my product is affected by a recall? ▼
Check the product description and recall number (21V301000) against your product. Visit the official NHTSA website for the most current information. You can also use our Recall Checker tool to search by product name or brand.
How do I report an injury from a recalled product? ▼
Report injuries to the issuing agency: CPSC at SaferProducts.gov, NHTSA at nhtsa.gov/report-a-safety-problem, or FDA via MedWatch. Document the product (photos, model/serial numbers, purchase receipts) and seek medical attention. Injury reports help agencies track hazard patterns and may strengthen enforcement actions.
Nearby Recalls in This Category
Other recalls in the same product category, useful for spotting patterns across the same defect class or manufacturer.
CPSC Moderate
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Yongkang Ruihe Metal Products Co. Ltd., of China · 2026-06-25
CPSC Moderate
Joolz Recalls Aer2 Car Seat Adapters for Strollers Due to Risk of Serious Injury from Fall Hazard
· 2026-06-18
CPSC Moderate
Joolz Recalls Aer2 Car Seat Adapters for Strollers Due to Risk of Serious Injury or Death from Suffocation and Fall Haz…
CooCooBaby, of China · 2026-06-18
CPSC Moderate
Kawasaki Motors USA Recalls Model Year 2026 Teryx4 H2 and Teryx5 H2 Recreational Off-Road Vehicles Due to Impact and In…
Kawasaki Motors Manufacturing Corp., U.S.A., of Lincoln, Nebraska · 2026-06-11
CPSC Moderate
Yamaha Recalls Model Year 2021-2022 Fleet Golf Cars Due to Risk of Serious Injury or Death from a Crash Hazard
· 2026-06-11
Compare this recall with Yamazuki Recalls Youth All-Terrain Vehicles (ATVs) Due to R… →
Every figure on PlainRecalls is rendered directly from official FDA, CPSC and NHTSA recall records, no number is typed in by an editor. This recall: NHTSA, reported April 28, 2021. Severity classes follow each agency's own taxonomy (FDA Class I/II/III; CPSC and NHTSA by hazard type), and related-recall context is computed across the full archive. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of July 2026.