2021 Hyundai Kona Ultimate Ev — MOT failures & pass rate
Across 3,645 MOT tests analysed for the 2021 Hyundai Kona Ultimate Ev, the most common recorded failure areas were tyres, lighting & signalling and visibility. Its pass rate of 93.1% was above the average for cars of a similar age (91.3%). Higher-mileage examples failed more often — 13.0% in the 90-120k group versus 4.6% in the 0-30k group.
How it compares
Top failure categories
| # | Category | % of tests affected | Tests |
|---|---|---|---|
| 1 | Tyres | 5.0% | 182 |
| 2 | Lighting & signalling | 3.6% | 132 |
| 3 | Visibility | 2.5% | 91 |
| 4 | Brakes | 0.7% | 26 |
| 5 | Seat belts & restraints | 0.3% | 11 |
| 6 | Suspension | 0.1% | 5 |
Most common specific failures
The exact components most often recorded as failures — more specific than the categories above.
| # | Failure item | Times recorded |
|---|---|---|
| 1 | Headlamp aim | 216 |
| 2 | Wipers | 98 |
| 3 | Tread depth | 60 |
| 4 | Service brake performance | 18 |
| 5 | Washers | 12 |
| 6 | Tyre pressure monitoring system | 6 |
Top advisory categories
Advisories aren't failures, but they flag work likely needed soon — useful when budgeting.
| # | Category | % of tests with advisory | Tests |
|---|---|---|---|
| 1 | Tyres | 19.9% | 724 |
| 2 | Other defects | 6.1% | 222 |
| 3 | Brakes | 5.0% | 183 |
| 4 | Visibility | 2.1% | 77 |
| 5 | Seat belts & restraints | 0.7% | 25 |
| 6 | Suspension | 0.5% | 17 |
Failure rate by mileage
Higher-mileage cars tend to fail more — often the most useful guide to real condition.
| Mileage band | Tests | Fail rate |
|---|---|---|
| 0-30k | 1,787 | 4.6% |
| 30-60k | 1,529 | 9.2% |
| 60-90k | 249 | 9.2% |
| 90-120k | 54 | 13.0% |
Failure rate by age
Trend over time
| Dataset year | Tests | Fail rate |
|---|---|---|
| 2022 | 38 | 0.0% |
| 2023 | 87 | 2.3% |
| 2024 | 1,757 | 6.6% |
| 2025 | 1,760 | 7.7% |
What to check before buying a 2021 Kona Ultimate Ev
Before buying a 2021 Hyundai Kona Ultimate Ev, focus on the areas it most often fails on. Tyres accounted for 5.0% of tests for this year.
- Tyres (5.0% of tests): Usually a quick, known-cost fix, but check tread, age and uneven wear (which can hint at alignment or suspension issues). Typical repair: £50–£120 per tyre.
- Lighting & signalling (3.6% of tests): Often a cheap bulb, but persistent issues can mean wiring or corrosion in the units. Typical repair: £10–£150.
- Visibility (2.5% of tests): Wipers, washers, mirrors and screen damage — usually inexpensive, but check for chips in the driver's line of sight. Typical repair: £15–£150.
Repair costs are rough UK ballpark ranges to set expectations, not quotes — actual prices vary widely by car, parts and garage.
Frequently asked questions
How many 2021 Hyundai Kona Ultimate Evs pass their MOT?
93.1% of the 3,645 2021 Hyundai Kona Ultimate Ev MOT tests in this dataset passed — a 6.9% fail rate.
What is the most common MOT failure on a 2021 Hyundai Kona Ultimate Ev?
Tyres, recorded in 5.0% of tests, followed by lighting & signalling (3.6%).
Does the 2021 Kona Ultimate Ev get worse with mileage?
Its MOT fail rate rises from 4.6% in the 0-30k band to 13.0% in the 90-120k band.
Methodology & source. Based on 3,645 MOT tests. Dataset: DVSA MOT testing data (2021,2022,2023,2024,2025). Data last updated 2026-07-01. Figures reflect MOT-testable defects only — read the methodology for how these are calculated and what they don't measure.