2021 Ford Puma St-Line X Mhev — MOT failures & pass rate
Across 15,607 MOT tests analysed for the 2021 Ford Puma St-Line X Mhev, the most common recorded failure areas were tyres, lighting & signalling and visibility. Its pass rate of 94.4% was above the average for cars of a similar age (91.2%). Higher-mileage examples failed more often — 11.5% in the 60-90k group versus 4.2% in the 0-30k group.
How it compares
Top failure categories
| # | Category | % of tests affected | Tests |
|---|---|---|---|
| 1 | Tyres | 3.1% | 482 |
| 2 | Lighting & signalling | 1.7% | 262 |
| 3 | Visibility | 1.5% | 230 |
| 4 | Brakes | 1.0% | 151 |
| 5 | Emissions & environmental | 0.4% | 59 |
| 6 | Seat belts & restraints | 0.3% | 40 |
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 | 295 |
| 2 | Washers | 171 |
| 3 | Tread depth | 148 |
| 4 | Brake pads | 130 |
| 5 | Wipers | 86 |
| 6 | Malfunction indicator lamp | 33 |
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 | 20.3% | 3,165 |
| 2 | Brakes | 9.4% | 1,464 |
| 3 | Other defects | 6.2% | 974 |
| 4 | Visibility | 1.4% | 222 |
| 5 | Road wheels | 0.7% | 106 |
| 6 | Body, structure & corrosion | 0.5% | 78 |
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 | 9,777 | 4.2% |
| 30-60k | 5,438 | 7.6% |
| 60-90k | 364 | 11.5% |
Failure rate by age
By fuel type
| Fuel | Tests | Fail rate |
|---|---|---|
| Petrol | 15,395 | 5.6% |
| Hybrid | 212 | 5.7% |
Trend over time
| Dataset year | Tests | Fail rate |
|---|---|---|
| 2023 | 345 | 2.0% |
| 2024 | 7,610 | 5.5% |
| 2025 | 7,649 | 5.7% |
What to check before buying a 2021 Puma St-Line X Mhev
Before buying a 2021 Ford Puma St-Line X Mhev, focus on the areas it most often fails on. Tyres accounted for 3.1% of tests for this year.
- Tyres (3.1% 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 (1.7% of tests): Often a cheap bulb, but persistent issues can mean wiring or corrosion in the units. Typical repair: £10–£150.
- Visibility (1.5% 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 Ford Puma St-Line X Mhevs pass their MOT?
94.4% of the 15,607 2021 Ford Puma St-Line X Mhev MOT tests in this dataset passed — a 5.6% fail rate.
What is the most common MOT failure on a 2021 Ford Puma St-Line X Mhev?
Tyres, recorded in 3.1% of tests, followed by lighting & signalling (1.7%).
Does the 2021 Puma St-Line X Mhev get worse with mileage?
Its MOT fail rate rises from 4.2% in the 0-30k band to 11.5% in the 60-90k band.
Methodology & source. Based on 15,607 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.