2020 Audi Q5 S Ln Comp 55 E Quat Sa — MOT failures & pass rate
Across 1,995 MOT tests analysed for the 2020 Audi Q5 S Ln Comp 55 E Quat Sa, the most common recorded failure areas were tyres, body, structure & corrosion and lighting & signalling. Its pass rate of 92.6% was above the average for cars of a similar age (90.6%).
How it compares
Top failure categories
| # | Category | % of tests affected | Tests |
|---|---|---|---|
| 1 | Tyres | 5.1% | 101 |
| 2 | Body, structure & corrosion | 1.4% | 28 |
| 3 | Lighting & signalling | 1.2% | 24 |
| 4 | Visibility | 0.7% | 13 |
| 5 | Other defects | 0.4% | 7 |
| 6 | Suspension | 0.4% | 7 |
Most common specific failures
The exact components most often recorded as failures — more specific than the categories above.
| # | Failure item | Times recorded |
|---|---|---|
| 1 | Joints | 29 |
| 2 | Headlamp aim | 24 |
| 3 | Tread depth | 17 |
| 4 | Wipers | 11 |
| 5 | Registration plates | 10 |
| 6 | Tyre pressure monitoring system | 7 |
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 | 18.6% | 372 |
| 2 | Other defects | 7.4% | 147 |
| 3 | Brakes | 5.6% | 111 |
| 4 | Suspension | 3.0% | 59 |
| 5 | Visibility | 2.6% | 52 |
| 6 | Lighting & signalling | 1.1% | 21 |
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 | 682 | 5.4% |
| 30-60k | 1,007 | 7.8% |
| 60-90k | 261 | 11.5% |
| 90-120k | 42 | 7.1% |
Failure rate by age
Trend over time
| Dataset year | Tests | Fail rate |
|---|---|---|
| 2022 | 33 | 3.0% |
| 2023 | 666 | 6.5% |
| 2024 | 648 | 6.6% |
| 2025 | 647 | 9.4% |
What to check before buying a 2020 Q5 S Ln Comp 55 E Quat Sa
Before buying a 2020 Audi Q5 S Ln Comp 55 E Quat Sa, focus on the areas it most often fails on. Tyres accounted for 5.1% of tests for this year.
- Tyres (5.1% 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.
- Body, structure & corrosion (1.4% of tests): The one to take seriously on older cars — corrosion to structural areas can be costly and is an MOT failure. Typical repair: £200–£1,500+.
- Lighting & signalling (1.2% 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 2020 Audi Q5 S Ln Comp 55 E Quat Sas pass their MOT?
92.6% of the 1,995 2020 Audi Q5 S Ln Comp 55 E Quat Sa MOT tests in this dataset passed — a 7.4% fail rate.
What is the most common MOT failure on a 2020 Audi Q5 S Ln Comp 55 E Quat Sa?
Tyres, recorded in 5.1% of tests, followed by body, structure & corrosion (1.4%).
Does the 2020 Q5 S Ln Comp 55 E Quat Sa get worse with mileage?
Its MOT fail rate rises from 5.4% in the 0-30k band to 7.1% in the 90-120k band.
Methodology & source. Based on 1,995 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.