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Hyundai Kona

2018 only

100 classified complaints

47,090 sold in the US for 2018.

21 complaints on file
per 10,000 sold

2018 Hyundai Kona have 100 classified complaints on record for that year specifically. The most common issue in this year is Internal engine (bearings, pistons, rings), typically surfacing around 39,500 miles.

Computed directly from stored federal records for 2018 model years only — not blended with the rest of this vehicle's production run. See the full Hyundai Kona report for every year combined.

Where this year fits

2018

2019

2020

2021

2022

2023

2024

Complaints filed per individual model year — highlighted bars link to their own dedicated page.

What breaks, and when — 2018 only

Internal engine (bearings, pistons, rings) · Engine 22 complaints · 4.7/10k sold

Median onset: 39,500 miles. 4.5% of these reported an injury, a death, or a crash with fire.

Tends to show up later than this model's other issues. · More common in older model years.

Oil consumption and leaks · Engine 14 complaints · 3.0/10k sold

Median onset: 35,300 miles.

Tends to show up later than this model's other issues. · More common in older model years.

Wiring harness, grounds and connectors · Electrical 12 complaints · 2.5/10k sold

Median onset: 12,676 miles. 41.7% of these reported an injury, a death, or a crash with fire.

Tends to show up earlier than this model's other issues. · More common in newer model years.

Stalling and no-start · Engine 9 complaints · 1.9/10k sold

Median onset: 54,000 miles.

Tends to show up later than this model's other issues. · More common in older model years.

Body control and other modules · Electrical 7 complaints · 1.5/10k sold

Median onset: 12,676 miles. 42.9% of these reported an injury, a death, or a crash with fire.

Tends to show up earlier than this model's other issues. · More common in newer model years.

Driver-assist cameras, radar and calibration · Electrical 6 complaints · 1.3/10k sold

Median onset: 1,209 miles.

Tends to show up earlier than this model's other issues. · More common in newer model years.

Doors, windows, latches, seats and trim · Body and interior 5 complaints · 1.1/10k sold

Median onset: 14,000 miles.

Tends to show up earlier than this model's other issues. · More common in newer model years.

Spark plugs, coils and ignition · Engine 4 complaints · 0.8/10k sold

Median onset: 54,000 miles.

Tends to show up later than this model's other issues. · More common in older model years.

From owner-filed complaints to NHTSA, not independently verified. Federal mileage reporting on recent complaints is sparse — see how it works.

Cost estimator: what will this one cost you?

Enter the car's year and mileage. See which known problems are due in your next 3 years, what each costs at your state's labor rates, which ones to ask the seller about, and routine maintenance to budget for.

Sources: NHTSA Office of Defects Investigation — complaints and recalls, scoped to 2018 model year. See the full Hyundai Kona report for every year and full specs/safety data.