2021 Toyota Yaris Dynamic Hev Cvt — MOT failures & pass rate
Across 3,515 MOT tests analysed for the 2021 Toyota Yaris Dynamic Hev Cvt, the most common recorded failure areas were tyres, visibility and lighting & signalling. Its pass rate of 95.1% 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% | 132 |
| 2 | Visibility | 2.5% | 89 |
| 3 | Lighting & signalling | 1.1% | 38 |
| 4 | Suspension | 0.4% | 13 |
| 5 | Brakes | 0.2% | 8 |
| 6 | Other defects | 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 | Wipers | 79 |
| 2 | Headlamp aim | 36 |
| 3 | Washers | 34 |
| 4 | Tread depth | 34 |
| 5 | Shock absorbers | 12 |
| 6 | Tyre pressure monitoring system | 11 |
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 | 22.4% | 788 |
| 2 | Brakes | 7.5% | 264 |
| 3 | Other defects | 4.6% | 163 |
| 4 | Visibility | 1.8% | 65 |
| 5 | Suspension | 0.7% | 26 |
| 6 | Road wheels | 0.6% | 22 |
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 | 2,760 | 4.3% |
| 30-60k | 701 | 7.3% |
| 60-90k | 48 | 8.3% |
Failure rate by age
Trend over time
| Dataset year | Tests | Fail rate |
|---|---|---|
| 2023 | 105 | 7.6% |
| 2024 | 1,684 | 4.0% |
| 2025 | 1,726 | 5.6% |
What to check before buying a 2021 Yaris Dynamic Hev Cvt
Before buying a 2021 Toyota Yaris Dynamic Hev Cvt, 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 (2.5% 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.
- Lighting & signalling (1.1% 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 Toyota Yaris Dynamic Hev Cvts pass their MOT?
95.1% of the 3,515 2021 Toyota Yaris Dynamic Hev Cvt MOT tests in this dataset passed — a 4.9% fail rate.
What is the most common MOT failure on a 2021 Toyota Yaris Dynamic Hev Cvt?
Tyres, recorded in 3.8% of tests, followed by visibility (2.5%).
Does the 2021 Yaris Dynamic Hev Cvt get worse with mileage?
Its MOT fail rate rises from 4.3% in the 0-30k band to 8.3% in the 60-90k band.
Methodology & source. Based on 3,515 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.