Is the 2020 Hyundai Kona a bad year?
162 owner complaints to NHTSA. Engine complaints: 113, 3.4× a quiet Kona year.
Keep it, but watch the engine
The engine draws 3.4× the complaints of a quiet Kona year, but the 2020 is still young: half of its engine complaints so far came in by 17k miles, and that mark will move as owners add miles. Check your powertrain warranty first.
The verdict moves with mileage: the same car reads differently at 30,000 and at 150,000 miles.
What 2020 Kona owners report, by mileage
Each system owners named in five or more complaints, with the mileage range where the middle half of those complaints were filed. Read at 17,000 miles.
| SYSTEM | COMPLAINTS | MIDDLE HALF FILED AT | TYPICAL US REPAIR BILLS |
|---|---|---|---|
| EngineSTANDS OUT | 113 (70%) | 10k–61k miles · around this mileage | Valve cover gasket replacement $110–$500 · Timing chain replacement $1,000–$4,000 |
| Transmission and drivetrain | 20 (12%) | too few with a mileage | — |
| Electrical system | 11 (7%) | too few with a mileage | — |
| Collision avoidance | 7 (4%) | too few with a mileage | — |
| Speed control | 7 (4%) | too few with a mileage | — |
| Steering | 7 (4%) | too few with a mileage | — |
Bills are typical US ranges from the sources named in the tool (J.D. Power, Kelley Blue Book, CarParts.com and others), printed only for systems that stand out or sit at or ahead of 17,000 miles. Not a quote.
What owners reported alongside their complaints
Of 162 complaints: 8 mention a crash · 3 mention a fire · 7 report an injury · 18 say the car was towed.
29 complaints were filed in the last 12 months, the newest in Oct 2026.
Counts of what owners wrote in their complaints, not verified by anyone.
In owners' own words
Car has been taken in numerous times for emmisiions related issues to vent pipe and charcoal canister. Still getting same check engine codes.
Unedited excerpts from complaints filed with NHTSA, chosen by mileage (nearest 17,000 miles), not by content. Unverified.
Recalls for the 2020 Hyundai Kona: 2
The piston oil rings may not have been properly heat-treated, which could result in engine damage. 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 certification label may indicate incorrect Gross Axle Weight Rating (GAWR). An incorrect GAWR could result in the vehicle being overloaded, increasing the risk of a crash.
A recall may cover only some cars of a model year; the campaign size counts every model and year it lists. Enter your VIN at nhtsa.gov/recalls: dealers fix open recalls free.
Service bulletins from Hyundai: 71
Repair instructions Hyundai sent its dealers for symptoms seen in the shop on the 2020 Hyundai Kona. Ask a dealer or mechanic for a bulletin by its number.
Certain 2018-2022MY Kona (OS) vehicles equipped with 2.0L engines and 4WD may exhibit transfer case oil leaks and/or an oil smell caused by the transfer case…
Some vehicles may exhibit abnormal vibration at low speeds
Hyundai is conducting a service campaign to enhance the knock sensor logic with the Cylinder Noise Diagnostic System (CNDS) software update
Hyundai is conducting a service campaign 974 to enhance the knock sensor logic with the Cylinder Noise Diagnostic System (CNDS) software update
NHTSA defect investigations: 2
Pedestrian alert sounds
Loss of Motive Power
Neighbouring years
2019 Kona: 198 complaints, consider selling · 2021 Kona: 120 complaints, keep it, but watch the engine.
Every Hyundai Kona year
2018 · 2019 · 2020 · 2021 · 2022 · 2023 · 2024 · 2025 · 2026 · All Kona years side by side
Other Hyundai models: Hyundai Accent · Hyundai Azera · Hyundai Elantra · Hyundai Elantra Touring · Hyundai Entourage · Hyundai Genesis · Hyundai Genesis Coupe · Hyundai Ioniq 5 · Hyundai Kona Electric · Hyundai Palisade · Hyundai Santa Cruz · Hyundai Santa Fe · Hyundai Santa Fe Hybrid · Hyundai Santa Fe Sport · Hyundai Sonata · Hyundai Sonata Hybrid · Hyundai Tiburon · Hyundai Tucson · Hyundai Tucson Hybrid · Hyundai Veloster · Hyundai Veracruz · Hyundai XG350. All makes and models.
Questions
Is the 2020 Hyundai Kona a bad year?
162 owner complaints to NHTSA. Engine complaints: 113, 3.4× a quiet Kona year. At 17,000 miles the tool says: Keep it, but watch the engine. The engine draws 3.4× the complaints of a quiet Kona year, but the 2020 is still young: half of its engine complaints so far came in by 17k miles, and that mark will move as owners add miles. Check your powertrain warranty first.
What are the most common problems with the 2020 Hyundai Kona?
By owner complaints to NHTSA: engine (113), transmission and drivetrain (20), electrical system (11), collision avoidance (7), speed control (7). Half of the engine complaints were filed between 10k–61k miles.
How many recalls does the 2020 Hyundai Kona have?
2 recall campaigns list this model year: Engine (NHTSA 21V-301), Equipment (NHTSA 20V-022). A recall may cover only some cars; check by VIN at nhtsa.gov/recalls.
Method: counts of unverified owner complaints filed with NHTSA, compared only with other years of the same model (sales volumes are unknown, so no failure rate is computed). A system stands out at 40+ complaints and at least twice the model's quiet (lower-quartile) year, or twice the share across every vehicle of that model year. The mileage range is the 25th to 75th percentile of the mileages owners reported. Data received by NHTSA through November 5, 2026. Repair prices are typical US ranges from named sources, not quotes. Not a diagnosis and not financial advice. PulsCar is not affiliated with NHTSA. Check this car at your own mileage.