2020 Bmw M440I Mhev Auto — MOT failures & pass rate
Across 731 MOT tests analysed for the 2020 Bmw M440I Mhev Auto, the most common recorded failure areas were tyres, lighting & signalling and visibility. Its pass rate of 89.7% was in line with the average for cars of a similar age (90.6%).
How it compares
Top failure categories
| # | Category | % of tests affected | Tests |
|---|---|---|---|
| 1 | Tyres | 8.8% | 64 |
| 2 | Lighting & signalling | 1.4% | 10 |
| 3 | Visibility | 1.2% | 9 |
| 4 | Brakes | 0.3% | 2 |
| 5 | Suspension | 0.3% | 2 |
| 6 | Other defects | 0.3% | 2 |
Most common specific failures
The exact components most often recorded as failures — more specific than the categories above.
| # | Failure item | Times recorded |
|---|---|---|
| 1 | Tread depth | 11 |
| 2 | Headlamp aim | 11 |
| 3 | Washers | 8 |
| 4 | Registration plates | 4 |
| 5 | Horn | 2 |
| 6 | Pins and bushes | 2 |
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 | 15.7% | 115 |
| 2 | Brakes | 3.4% | 25 |
| 3 | Other defects | 2.6% | 19 |
| 4 | Visibility | 2.3% | 17 |
| 5 | Suspension | 0.5% | 4 |
| 6 | Road wheels | 0.5% | 4 |
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 | 455 | 9.2% |
| 30-60k | 253 | 11.9% |
Failure rate by age
By fuel type
| Fuel | Tests | Fail rate |
|---|---|---|
| Hybrid | 701 | 10.3% |
| Petrol | 30 | 10.0% |
Trend over time
| Dataset year | Tests | Fail rate |
|---|---|---|
| 2023 | 241 | 10.8% |
| 2024 | 244 | 10.7% |
| 2025 | 240 | 9.6% |
What to check before buying a 2020 M440I Mhev Auto
Before buying a 2020 Bmw M440I Mhev Auto, focus on the areas it most often fails on. Tyres accounted for 8.8% of tests for this year.
- Tyres (8.8% 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.
- Lighting & signalling (1.4% of tests): Often a cheap bulb, but persistent issues can mean wiring or corrosion in the units. Typical repair: £10–£150.
- Visibility (1.2% 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.
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 Bmw M440I Mhev Autos pass their MOT?
89.7% of the 731 2020 Bmw M440I Mhev Auto MOT tests in this dataset passed — a 10.3% fail rate.
What is the most common MOT failure on a 2020 Bmw M440I Mhev Auto?
Tyres, recorded in 8.8% of tests, followed by lighting & signalling (1.4%).
Does the 2020 M440I Mhev Auto get worse with mileage?
Its MOT fail rate rises from 9.2% in the 0-30k band to 11.9% in the 30-60k band.
Methodology & source. Based on 731 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.