Audi Q8 S Line 55 Tfsi E Quattro A MOT Pass Rate
Overall pass rate across all manufacture years, based on 35 real MOT test results. Failure rate: 14.3%.
Data from official DVSA MOT testing records
Audi Q8 S Line 55 Tfsi E Quattro A MOT Reliability Overview
The Audi Q8 S Line 55 Tfsi E Quattro A is a rare vehicle in the UK, with 35 MOT test results recorded in our database spanning 1 manufacture years. It has an overall MOT pass rate of 85.7% and a failure rate of 14.3%, which is well above the UK average of approximately 37%.
Based on this data, the Audi Q8 S Line 55 Tfsi E Quattro A earns a "Excellent" reliability rating. The average Audi Q8 S Line 55 Tfsi E Quattro A presents for MOT with approximately 32,222 miles on the clock. The 2021 manufacture year performs best with a 85.3% pass rate.
The most common MOT failure for the Audi Q8 S Line 55 Tfsi E Quattro A is Tyres, affecting 25.7% of all tests. Tyre failures include tread depth below the legal minimum of 1.6mm, cuts, bulges, exposed cords, and incorrect tyre pressure. Tyres are one of the most common and easiest-to-prevent MOT failures. The second most common issue is Non-component advisories at 8.6%. Seat belts and supplementary restraint systems rounds out the top three at 5.7%. Together, these top 3 failure categories account for a significant portion of all MOT failures for this model.
Top failures across all manufacture years combined. Individual year pages may show different top failures.
What Fails Most
Best Year to Buy
📈 How Each Vintage Ages
Pass Rate by Manufacture Year
* High Fail Rate badge indicates an MOT pass rate below 65% (failure rate above 35%).
What Fails on This Car?
Click a category to see specific failure items.
View as table
| Rank | Failure Category | Rate (%) | Count |
|---|---|---|---|
| 1 | Tyres | 25.7% | 9 |
| 2 | Non-component Advisories | 8.6% | 3 |
| 3 | Seat Belts And Supplementary Restraint Systems | 5.7% | 2 |
| 4 | Lamps, Reflectors And Electrical Equipment | 5.7% | 2 |
Failures per 10,000 Miles
avg. 32,222 miFor every 10,000 miles driven, this shows what percentage of MOT tests fail for each category. This accounts for how far cars are actually driven, not just raw pass/fail counts.
View as table
| Category | Rate / 10K mi | Raw % | Count |
|---|---|---|---|
| Tyres | 7.98 | 25.7% | 9 |
| Non-component advisories | 2.66 | 8.6% | 3 |
| Seat Belts | 1.77 | 5.7% | 2 |
| Lamps & Electrical | 1.77 | 5.7% | 2 |
🚗 Similar Cars to Consider
Mileage at MOT
The average Audi Q8 S Line 55 Tfsi E Quattro A has 32,222 miles when tested for MOT.
📊 Mileage-Adjusted Failure Rate
How often this car fails MOT relative to how much it's driven — a fairer comparison than raw pass rate.
The Audi Q8 S Line 55 Tfsi E Quattro A has a mileage-adjusted failure rate of 4.44% per 10,000 miles driven. The average across all makes is 5.38%, so this model is better than average.
About Audi Q8 S Line 55 Tfsi E Quattro A MOT Data
The Audi Q8 S Line 55 Tfsi E Quattro A is a rare vehicle in the UK, with 35 MOT test results recorded in our database spanning 1 manufacture years. It has an overall MOT pass rate of 85.7% and a failure rate of 14.3%, which is well above the UK average of approximately 37%.
For Audi Q8 S Line 55 Tfsi E Quattro A owners, these results suggest a reliable vehicle that generally passes its MOT without major issues. Focus your pre-MOT checks on tyres and non-component advisories for the best chance of a first-time pass. Use our detailed year-by-year breakdown and failure analysis below to understand how your specific Q8 S Line 55 Tfsi E Quattro A is likely to perform.
Tyres — 25.7% of failures
Tyres issues account for 25.7% of MOT failures on the Audi Q8 S Line 55 Tfsi E Quattro A. Tyre failures include tread depth below the legal minimum of 1.6mm, cuts, bulges, exposed cords, and incorrect tyre pressure. Tyres are one of the most common and easiest-to-prevent MOT failures. Typical repair costs: £50–200 per tyre. Pre-MOT check: Check tread depth with a 20p coin — if the outer band is visible, the tyre is too worn. Look for bulges, cuts, or embedded objects. Ensure all tyres match the recommended size and load rating.
Non-component advisories — 8.6% of failures
Non-component advisories issues account for 8.6% of MOT failures on the Audi Q8 S Line 55 Tfsi E Quattro A. Non-component advisories issues are a common cause of MOT failure. Regular inspection and maintenance of these components helps ensure your vehicle passes its MOT. Typical repair costs: £100–400. Pre-MOT check: Have this system checked during regular servicing. Look for warning signs like unusual noises, vibrations, or dashboard warning lights.
Seat belts and supplementary restraint systems — 5.7% of failures
Seat belts and supplementary restraint systems issues account for 5.7% of MOT failures on the Audi Q8 S Line 55 Tfsi E Quattro A. Seat belt failures include frayed or cut webbing, faulty retractors, buckles that don't latch properly, and missing or damaged anchorages. All fitted seat belts must be functional. Typical repair costs: £50–200 per belt. Pre-MOT check: Pull each seat belt fully out and check for fraying, cuts, or fading. Ensure each belt retracts smoothly and the buckle clicks securely. Check the pre-tensioner warning light on the dashboard.
Frequently Asked Questions
What is the MOT pass rate for the Audi Q8 S Line 55 Tfsi E Quattro A?
Based on 35 (based on limited data) MOT tests in our database, the Audi Q8 S Line 55 Tfsi E Quattro A has an overall pass rate of 85.7% (14.3% fail rate).
What are the most common MOT failures on a Audi Q8 S Line 55 Tfsi E Quattro A?
The top 3 reasons a Audi Q8 S Line 55 Tfsi E Quattro A fails its MOT are: 1. Tyres (25.7%), 2. Non-component advisories (8.6%), 3. Seat belts and supplementary restraint systems (5.7%). Check these areas before booking your MOT.
Is the Audi Q8 S Line 55 Tfsi E Quattro A reliable?
With a 14.3% MOT failure rate, the Q8 S Line 55 Tfsi E Quattro A is more reliable than average compared to the UK average of ~40%.
What should I check before an MOT on my Audi Q8 S Line 55 Tfsi E Quattro A?
Based on failure data, focus on: Tyres (25.7%); Non-component advisories (8.6%); Seat belts and supplementary restraint systems (5.7%). These are the areas most likely to cause a fail. Also check all lights, tyres (minimum 1.6mm tread), and windscreen condition — these are quick wins that apply to all cars.
Based on DVSA anonymised MOT test data (2005–2024). Crown copyright, Open Government Licence v3.0.