Aston Martin Db MOT Pass Rate
Overall pass rate across all manufacture years, based on 58 real MOT test results. Failure rate: 17.2%.
Data from official DVSA MOT testing records
Aston Martin Db MOT Reliability Overview
The Aston Martin Db is a rare vehicle in the UK, with 58 MOT test results recorded in our database spanning 0 manufacture years. It has an overall MOT pass rate of 82.8% and a failure rate of 17.2%, which is well above the UK average of approximately 37%.
Based on this data, the Aston Martin Db earns a "Excellent" reliability rating. The average Aston Martin Db presents for MOT with approximately 31,385 miles on the clock.
The most common MOT failure for the Aston Martin Db is Brakes, affecting 13.8% of all tests. Brake-related failures include worn brake pads, corroded brake discs, leaking brake lines, and faulty brake servos. These are safety-critical components — any brake deficiency will result in an MOT fail. The second most common issue is Steering at 8.6%. Driver's View of the Road rounds out the top three at 6.9%. 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
* 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 | Brakes | 15.5% | 9 |
| 2 | Steering | 8.6% | 5 |
| 3 | Tyres | 6.9% | 4 |
| 4 | Driver's View Of The Road | 6.9% | 4 |
| 5 | Exhaust, Fuel And Emissions | 5.2% | 3 |
| 6 | Lamps, Reflectors And Electrical Equipment | 3.4% | 2 |
| 7 | Seat Belts And Supplementary Restraint Systems | 1.7% | 1 |
| 8 | Non-component Advisories | 1.7% | 1 |
| 9 | Suspension | 1.7% | 1 |
Failures per 10,000 Miles
avg. 31,385 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 |
|---|---|---|---|
| Brakes | 4.94 | 15.5% | 9 |
| Steering | 2.75 | 8.6% | 5 |
| Tyres | 2.20 | 6.9% | 4 |
| Visibility | 2.20 | 6.9% | 4 |
| Emissions & Exhaust | 1.65 | 5.2% | 3 |
| Lamps & Electrical | 1.10 | 3.4% | 2 |
| Seat Belts | 0.55 | 1.7% | 1 |
| Non-component advisories | 0.55 | 1.7% | 1 |
| Suspension | 0.55 | 1.7% | 1 |
🚗 Similar Cars to Consider
Mileage at MOT
The average Aston Martin Db has 31,385 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 Aston Martin Db has a mileage-adjusted failure rate of 5.48% per 10,000 miles driven. The average across all makes is 5.38%, so this model is worse than average.
About Aston Martin Db MOT Data
The Aston Martin Db is a rare vehicle in the UK, with 58 MOT test results recorded in our database spanning 0 manufacture years. It has an overall MOT pass rate of 82.8% and a failure rate of 17.2%, which is well above the UK average of approximately 37%.
For Aston Martin Db owners, these results suggest a reliable vehicle that generally passes its MOT without major issues. Focus your pre-MOT checks on brakes and steering 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 Db is likely to perform.
Brakes — 13.8% of failures
Brakes issues account for 13.8% of MOT failures on the Aston Martin Db. Brake-related failures include worn brake pads, corroded brake discs, leaking brake lines, and faulty brake servos. These are safety-critical components — any brake deficiency will result in an MOT fail. Typical repair costs: £150–400. Pre-MOT check: Listen for squealing or grinding noises. Check brake pedal feel — if it feels spongy or goes to the floor, have the system inspected immediately. Look at brake pad thickness through the wheel spokes (minimum 3mm).
Steering — 8.6% of failures
Steering issues account for 8.6% of MOT failures on the Aston Martin Db. Steering failures include excessive play in the steering wheel, leaking power steering fluid, worn track rod ends, and damaged steering rack. These affect vehicle control and are closely related to suspension wear. Typical repair costs: £150–600. Pre-MOT check: Check for excessive steering wheel play (more than a few inches of free movement). Listen for whining from the power steering pump. Look for fluid leaks under the car near the front wheels.
Driver's View of the Road — 6.9% of failures
Driver's View of the Road issues account for 6.9% of MOT failures on the Aston Martin Db. Driver's View of the Road 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.
Frequently Asked Questions
What is the MOT pass rate for the Aston Martin Db?
Based on 58 (based on limited data) MOT tests in our database, the Aston Martin Db has an overall pass rate of 82.8% (17.2% fail rate).
What are the most common MOT failures on a Aston Martin Db?
The top 3 reasons a Aston Martin Db fails its MOT are: 1. Brakes (13.8%), 2. Steering (8.6%), 3. Driver's View of the Road (6.9%). Check these areas before booking your MOT.
Is the Aston Martin Db reliable?
With a 17.2% MOT failure rate, the Db is more reliable than average compared to the UK average of ~40%.
What should I check before an MOT on my Aston Martin Db?
Based on failure data, focus on: Brakes (13.8%); Steering (8.6%); Driver's View of the Road (6.9%). 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.