Does the Aston Martin DB7 fail the MOT on noise, emissions and leaks more than it should?
The Aston Martin DB7 records 2.84 noise, emissions and leaks failure items per 100 initial MOT tests (2019–2024), against 9.96 expected for a car of the same age mix: less than expected for its class and age (−7.12, 95% interval −7.68 to −6.55). It ranks 676 of 678 models on noise, emissions and leaks (1 = most failures above expected).
Data release dvsa-2024-v2 (24 Sep 2026) · page updated 30 Sep 2026 · all models on noise, emissions and leaks · check a Aston Martin DB7 by registration
What exactly fails on noise, emissions and leaks?
The most frequent DVSA defect wording in this group on the Aston Martin DB7 is “Engine MIL illuminated indicating a malfunction”, recorded 93 times in 2019–2024.
| DVSA defect wording | Items | Per 100 tests |
|---|---|---|
| Engine MIL illuminated indicating a malfunction | 93 | 0.78 |
| Emissions levels exceed default limits | 73 | 0.61 |
| Lambda coefficient outside the default limits or the range specified by the manufacturer | 70 | 0.59 |
| Emissions levels exceed the manufacturer's specified limits | 33 | 0.28 |
Source: DVSA MOT bulk data (OGL v3.0) · Window: 2019–2024 · n = 11,923 (initial tests) · Method: failure items (major and minor) grouped by DVSA's defect tree; wordings with 30+ items · Updated: 30 Sep 2026 · Release: dvsa-2024-v2 · CSV
If a Aston Martin DB7 gets a noise, emissions and leaks advisory, how often does it fail next time?
3.3% of Aston Martin DB7 MOTs with a noise, emissions and leaks advisory were followed by a fail in the same group at the next MOT, typically 12.3 months and 431 miles later (738 advisories followed).
Source: DVSA MOT bulk data (OGL v3.0) · Window: 2019–2024 · n = 738 (advisories followed) · Method: the same vehicles followed to their next ordinary MOT · Updated: 30 Sep 2026 · Release: dvsa-2024-v2 · CSV
Other pages for this model
Aston Martin DB7 by postcode area · Aston Martin DB7 body, chassis and structure failures · Aston Martin DB7 brakes failures · Aston Martin DB7 vehicle identification failures · Aston Martin DB7 lamps, reflectors and electrics failures · Aston Martin DB7 seat belts and airbags failures · Aston Martin DB7 steering failures · Aston Martin DB7 suspension failures · Aston Martin DB7 tyres failures · Aston Martin DB7 visibility failures