Reliability & 5-year cost of ownership — 2021 Hyundai Kona
NHTSA data on file today
The 2021 Hyundai Kona has 1 NHTSA recall campaign and 120 owner complaints on file as of . Recall data is refreshed daily from NHTSA.
NCAP overall rating: 5.0 out of 5 stars, averaged across 2 NHTSA-tested trims.
Recall campaigns on file
- NHTSA #21V301000 Improperly Heat-Treated Piston Oil Rings NHTSA notice
Most-cited components in owner complaints
- Engine 80 complaints
- Unknown or Other 19 complaints
- Power Train 14 complaints
- Electrical System 11 complaints
- Forward Collision Avoidance 5 complaints
- Fuel/Propulsion System 5 complaints
Of the 120 complaints on file, 2 report a crash and 3 a fire; across all 120 complaints, owners report 3 injuries (owner-reported, not verified by NHTSA).
Average
Estimated 5-year repair + maintenance cost: $4,000–$9,000AI estimate — not from NHTSA data
The 2021 Hyundai Kona has an average reliability rating based on limited complaint and recall data. The primary issue is with the engine, evidenced by a recall campaign and a significant number of complaints.
Most-common failures
| Part | Typical mileage (AI estimate) | Cost range (AI estimate) | Frequency |
|---|---|---|---|
| Engine | 40,000–70,000 miles | $1,500–$4,000 | common |
| Powertrain | 50,000–80,000 miles | $1,000–$3,000 | occasional |
| Electrical system | 30,000–60,000 miles | $200–$1,000 | occasional |
AI estimate — not from NHTSA data: the mileage bands and repair-cost ranges above. Get a written repair quote before you budget.
Scheduled maintenance to budget
Routine items every owner should plan for.
- Oil and filter changes
- Brake pad replacements
- Cooling system check
- Tire rotations and balancing
- Transmission fluid replacement
- Air filter replacements
- Battery health checks
Warning signs to watch for
Symptoms that signal a major upcoming repair.
- Engine knocking or stalls
- Transmission slippage
- Unusual electrical warnings
- Poor fuel efficiency
- Strange noises from engine
Generated by gpt-4o on from the NHTSA recall campaigns and owner-complaint counts on file for the 2021 Hyundai Kona at the time. The rating is an AI assessment; cost and mileage figures are AI estimates, not NHTSA data.