Hyundai Recall 21V-301: Engine

Affected: 2019–2020 Hyundai Elantra, 2019–2021 Hyundai Kona, 2019–2021 Hyundai Veloster. Filed with NHTSA on April 28, 2021, covering about 158,493 vehicles.

The problem

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.

The risk

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.

The fix

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 details

NHTSA campaign21V-301 (21V301000)
Manufacturer number203
ManufacturerHyundai Motor America
ComponentEngine
Report dateApril 28, 2021
Owners notifiedAugust 24, 2021
Vehicles affected158,493
Initiated byManufacturer

Vehicles covered

Owner complaints about the engine & cooling

Frequently asked questions

Is the recall 21V-301 repair free?

Yes. Hyundai dealers will fix the problem at no cost: 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.

How do I know if my car is included?

Not every vehicle of the listed model years is affected — the recall covers 158,493 vehicles built in a certain window. Check your 17-character VIN with our VIN recall check or at nhtsa.gov/recalls.

Source: U.S. National Highway Traffic Safety Administration (NHTSA) — owner complaints through October 20, 2026, recalls and defect investigations; fuel economy from the EPA. Complaints are unverified reports and are not proof of a defect. How we rate model years.