2020 Audi Q7 Sln Blk Ed 55Tfsi Mhev Qt A — MOT failures & pass rate
Across 828 MOT tests analysed for the 2020 Audi Q7 Sln Blk Ed 55Tfsi Mhev Qt A, the most common recorded failure areas were tyres, lighting & signalling and brakes. Its pass rate of 90.6% 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 | 5.6% | 46 |
| 2 | Lighting & signalling | 1.8% | 15 |
| 3 | Brakes | 1.7% | 14 |
| 4 | Other defects | 1.2% | 10 |
| 5 | Visibility | 0.9% | 7 |
| 6 | Emissions & environmental | 0.6% | 5 |
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 | 31 |
| 2 | Headlamp aim | 16 |
| 3 | Registration plates | 15 |
| 4 | Brake pads | 10 |
| 5 | Malfunction indicator lamp | 5 |
| 6 | Service brake performance | 3 |
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 | 17.6% | 146 |
| 2 | Brakes | 12.9% | 107 |
| 3 | Other defects | 11.1% | 92 |
| 4 | Visibility | 2.7% | 22 |
| 5 | Suspension | 1.6% | 13 |
| 6 | Lighting & signalling | 0.6% | 5 |
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 | 324 | 8.6% |
| 30-60k | 448 | 10.3% |
| 60-90k | 50 | 8.0% |
Failure rate by age
Trend over time
| Dataset year | Tests | Fail rate |
|---|---|---|
| 2023 | 272 | 11.8% |
| 2024 | 267 | 7.1% |
| 2025 | 277 | 9.4% |
What to check before buying a 2020 Q7 Sln Blk Ed 55Tfsi Mhev Qt A
Before buying a 2020 Audi Q7 Sln Blk Ed 55Tfsi Mhev Qt A, focus on the areas it most often fails on. Tyres accounted for 5.6% of tests for this year.
- Tyres (5.6% 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 (1.8% of tests): Often a cheap bulb, but persistent issues can mean wiring or corrosion in the units. Typical repair: £10–£150.
- Brakes (1.7% 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 Audi Q7 Sln Blk Ed 55Tfsi Mhev Qt As pass their MOT?
90.6% of the 828 2020 Audi Q7 Sln Blk Ed 55Tfsi Mhev Qt A MOT tests in this dataset passed — a 9.4% fail rate.
What is the most common MOT failure on a 2020 Audi Q7 Sln Blk Ed 55Tfsi Mhev Qt A?
Tyres, recorded in 5.6% of tests, followed by lighting & signalling (1.8%).
Does the 2020 Q7 Sln Blk Ed 55Tfsi Mhev Qt A get worse with mileage?
Its MOT fail rate rises from 8.6% in the 0-30k band to 8.0% in the 60-90k band.
Methodology & source. Based on 828 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.