2021 Hyundai Ioniq 5 Ultimate Ev — MOT failures & pass rate
Across 1,355 MOT tests analysed for the 2021 Hyundai Ioniq 5 Ultimate Ev, the most common recorded failure areas were tyres, visibility and lighting & signalling. Its pass rate of 94.0% was above the average for cars of a similar age (91.2%).
How it compares
Top failure categories
| # | Category | % of tests affected | Tests |
|---|---|---|---|
| 1 | Tyres | 3.8% | 52 |
| 2 | Visibility | 2.4% | 32 |
| 3 | Lighting & signalling | 0.6% | 8 |
| 4 | Steering | 0.4% | 5 |
| 5 | Brakes | 0.3% | 4 |
| 6 | Other defects | 0.3% | 4 |
Most common specific failures
The exact components most often recorded as failures — more specific than the categories above.
| # | Failure item | Times recorded |
|---|---|---|
| 1 | Wipers | 30 |
| 2 | Tread depth | 17 |
| 3 | Washers | 10 |
| 4 | Registration plates | 7 |
| 5 | Track rod end | 5 |
| 6 | Windscreen | 3 |
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 | 18.1% | 246 |
| 2 | Other defects | 5.2% | 70 |
| 3 | Brakes | 2.7% | 36 |
| 4 | Visibility | 2.1% | 28 |
| 5 | Steering | 1.2% | 16 |
| 6 | Road wheels | 0.7% | 9 |
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 | 696 | 5.0% |
| 30-60k | 552 | 6.5% |
| 60-90k | 91 | 9.9% |
Failure rate by age
Trend over time
| Dataset year | Tests | Fail rate |
|---|---|---|
| 2024 | 644 | 4.0% |
| 2025 | 690 | 7.8% |
What to check before buying a 2021 Ioniq 5 Ultimate Ev
Before buying a 2021 Hyundai Ioniq 5 Ultimate Ev, focus on the areas it most often fails on. Tyres accounted for 3.8% of tests for this year.
- Tyres (3.8% 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.
- Visibility (2.4% 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.
- Lighting & signalling (0.6% of tests): Often a cheap bulb, but persistent issues can mean wiring or corrosion in the units. Typical repair: £10–£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 Ioniq 5 Ultimate Evs pass their MOT?
94.0% of the 1,355 2021 Hyundai Ioniq 5 Ultimate Ev MOT tests in this dataset passed — a 6.0% fail rate.
What is the most common MOT failure on a 2021 Hyundai Ioniq 5 Ultimate Ev?
Tyres, recorded in 3.8% of tests, followed by visibility (2.4%).
Does the 2021 Ioniq 5 Ultimate Ev get worse with mileage?
Its MOT fail rate rises from 5.0% in the 0-30k band to 9.9% in the 60-90k band.
Methodology & source. Based on 1,355 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.