2020 Suzuki Swift Sz5 Dualjet Mhev Cvt — MOT failures & pass rate
Across 363 MOT tests analysed for the 2020 Suzuki Swift Sz5 Dualjet Mhev Cvt, the most common recorded failure areas were tyres, visibility and brakes. Its pass rate of 96.1% was above the average for cars of a similar age (90.5%).
How it compares
Top failure categories
| # | Category | % of tests affected | Tests |
|---|---|---|---|
| 1 | Tyres | 2.2% | 8 |
| 2 | Visibility | 2.2% | 8 |
| 3 | Brakes | 1.1% | 4 |
| 4 | Lighting & signalling | 0.5% | 2 |
| 5 | Suspension | 0.3% | 1 |
| 6 | Seat belts & restraints | 0.3% | 1 |
Most common specific failures
The exact components most often recorded as failures — more specific than the categories above.
| # | Failure item | Times recorded |
|---|---|---|
| 1 | Wipers | 9 |
| 2 | Headlamp aim | 3 |
| 3 | Brake pads | 2 |
| 4 | Washers | 1 |
| 5 | SRS malfunction indicator lamp | 1 |
| 6 | Tread depth | 1 |
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 | 13.2% | 48 |
| 2 | Brakes | 8.3% | 30 |
| 3 | Visibility | 3.6% | 13 |
| 4 | Other defects | 2.5% | 9 |
| 5 | Body, structure & corrosion | 0.3% | 1 |
| 6 | Steering | 0.3% | 1 |
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 | 292 | 3.1% |
| 30-60k | 66 | 7.6% |
Failure rate by age
Trend over time
| Dataset year | Tests | Fail rate |
|---|---|---|
| 2023 | 119 | 5.0% |
| 2024 | 120 | 3.3% |
| 2025 | 123 | 3.3% |
What to check before buying a 2020 Swift Sz5 Dualjet Mhev Cvt
Before buying a 2020 Suzuki Swift Sz5 Dualjet Mhev Cvt, focus on the areas it most often fails on. Tyres accounted for 2.2% of tests for this year.
- Tyres (2.2% 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 (2.2% 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.
- Brakes (1.1% of tests): Pads/discs are routine wear; binding, imbalance or corroded pipes are more serious — test for pulling under braking. Typical repair: £100–£350 per axle.
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 2020 Suzuki Swift Sz5 Dualjet Mhev Cvts pass their MOT?
96.1% of the 363 2020 Suzuki Swift Sz5 Dualjet Mhev Cvt MOT tests in this dataset passed — a 3.9% fail rate.
What is the most common MOT failure on a 2020 Suzuki Swift Sz5 Dualjet Mhev Cvt?
Tyres, recorded in 2.2% of tests, followed by visibility (2.2%).
Does the 2020 Swift Sz5 Dualjet Mhev Cvt get worse with mileage?
Its MOT fail rate rises from 3.1% in the 0-30k band to 7.6% in the 30-60k band.
Methodology & source. Based on 363 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.