2021 Suzuki Vitara Sz-T Boosterjet Mhev — MOT failures & pass rate
Across 4,258 MOT tests analysed for the 2021 Suzuki Vitara Sz-T Boosterjet Mhev, the most common recorded failure areas were visibility, tyres and lighting & signalling. Its pass rate of 95.1% was above the average for cars of a similar age (91.3%). Higher-mileage examples failed more often — 13.7% in the 60-90k group versus 3.7% in the 0-30k group.
How it compares
Top failure categories
| # | Category | % of tests affected | Tests |
|---|---|---|---|
| 1 | Visibility | 3.4% | 146 |
| 2 | Tyres | 2.6% | 111 |
| 3 | Lighting & signalling | 1.5% | 63 |
| 4 | Brakes | 1.1% | 49 |
| 5 | Seat belts & restraints | 0.2% | 9 |
| 6 | Suspension | 0.2% | 7 |
Most common specific failures
The exact components most often recorded as failures — more specific than the categories above.
| # | Failure item | Times recorded |
|---|---|---|
| 1 | Wipers | 163 |
| 2 | Tread depth | 80 |
| 3 | Headlamp aim | 55 |
| 4 | Brake pads | 28 |
| 5 | Washers | 24 |
| 6 | Service brake performance | 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 | 15.4% | 655 |
| 2 | Brakes | 6.5% | 275 |
| 3 | Other defects | 5.4% | 231 |
| 4 | Visibility | 3.8% | 161 |
| 5 | Suspension | 0.8% | 33 |
| 6 | Lighting & signalling | 0.4% | 16 |
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 | 2,753 | 3.7% |
| 30-60k | 1,359 | 6.3% |
| 60-90k | 131 | 13.7% |
Failure rate by age
Trend over time
| Dataset year | Tests | Fail rate |
|---|---|---|
| 2023 | 136 | 9.6% |
| 2024 | 2,110 | 5.2% |
| 2025 | 2,012 | 4.3% |
What to check before buying a 2021 Vitara Sz-T Boosterjet Mhev
Before buying a 2021 Suzuki Vitara Sz-T Boosterjet Mhev, focus on the areas it most often fails on. Visibility accounted for 3.4% of tests for this year.
- Visibility (3.4% 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.
- Tyres (2.6% 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 (1.5% 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 Suzuki Vitara Sz-T Boosterjet Mhevs pass their MOT?
95.1% of the 4,258 2021 Suzuki Vitara Sz-T Boosterjet Mhev MOT tests in this dataset passed — a 4.9% fail rate.
What is the most common MOT failure on a 2021 Suzuki Vitara Sz-T Boosterjet Mhev?
Visibility, recorded in 3.4% of tests, followed by tyres (2.6%).
Does the 2021 Vitara Sz-T Boosterjet Mhev get worse with mileage?
Its MOT fail rate rises from 3.7% in the 0-30k band to 13.7% in the 60-90k band.
Methodology & source. Based on 4,258 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.