2021 Suzuki Vitara Sz5 Boosterjet Mhev — MOT failures & pass rate
Across 1,826 MOT tests analysed for the 2021 Suzuki Vitara Sz5 Boosterjet Mhev, the most common recorded failure areas were visibility, tyres and lighting & signalling. Its pass rate of 96.2% was above the average for cars of a similar age (91.2%). Higher-mileage examples failed more often — 8.8% in the 60-90k group versus 2.6% in the 0-30k group.
How it compares
Top failure categories
| # | Category | % of tests affected | Tests |
|---|---|---|---|
| 1 | Visibility | 2.5% | 45 |
| 2 | Tyres | 1.9% | 34 |
| 3 | Lighting & signalling | 1.7% | 31 |
| 4 | Brakes | 0.7% | 13 |
| 5 | Suspension | 0.3% | 5 |
| 6 | Road wheels | 0.1% | 2 |
Most common specific failures
The exact components most often recorded as failures — more specific than the categories above.
| # | Failure item | Times recorded |
|---|---|---|
| 1 | Wipers | 49 |
| 2 | Headlamp aim | 28 |
| 3 | Tread depth | 26 |
| 4 | Daytime running lamps | 9 |
| 5 | Washers | 9 |
| 6 | Brake pads | 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 | 14.2% | 259 |
| 2 | Other defects | 5.8% | 106 |
| 3 | Brakes | 4.1% | 75 |
| 4 | Visibility | 2.9% | 53 |
| 5 | Emissions & environmental | 0.8% | 14 |
| 6 | Lighting & signalling | 0.7% | 12 |
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 | 1,186 | 2.6% |
| 30-60k | 599 | 5.8% |
| 60-90k | 34 | 8.8% |
Failure rate by age
Trend over time
| Dataset year | Tests | Fail rate |
|---|---|---|
| 2024 | 908 | 4.2% |
| 2025 | 894 | 3.6% |
What to check before buying a 2021 Vitara Sz5 Boosterjet Mhev
Before buying a 2021 Suzuki Vitara Sz5 Boosterjet Mhev, focus on the areas it most often fails on. Visibility accounted for 2.5% of tests for this year.
- 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.
- Tyres (1.9% 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.
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 Sz5 Boosterjet Mhevs pass their MOT?
96.2% of the 1,826 2021 Suzuki Vitara Sz5 Boosterjet Mhev MOT tests in this dataset passed — a 3.8% fail rate.
What is the most common MOT failure on a 2021 Suzuki Vitara Sz5 Boosterjet Mhev?
Visibility, recorded in 2.5% of tests, followed by tyres (1.9%).
Does the 2021 Vitara Sz5 Boosterjet Mhev get worse with mileage?
Its MOT fail rate rises from 2.6% in the 0-30k band to 8.8% in the 60-90k band.
Methodology & source. Based on 1,826 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.