Does the Maserati Quattroporte fail the MOT on noise, emissions and leaks more than it should?
The Maserati Quattroporte records 2.17 noise, emissions and leaks failure items per 100 initial MOT tests (2019–2024), against 4.67 expected for a car of the same age mix: less than expected for its class and age (−2.50, 95% interval −2.96 to −2.04). It ranks 576 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 Maserati Quattroporte by registration
What exactly fails on noise, emissions and leaks?
The most frequent DVSA defect wording in this group on the Maserati Quattroporte is “Engine MIL illuminated indicating a malfunction”, recorded 82 times in 2019–2024.
| DVSA defect wording | Items | Per 100 tests |
|---|---|---|
| Engine MIL illuminated indicating a malfunction | 82 | 0.96 |
| Emissions levels exceed default limits | 45 | 0.53 |
Source: DVSA MOT bulk data (OGL v3.0) · Window: 2019–2024 · n = 8,520 (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
Other pages for this model
Maserati Quattroporte in the Netherlands · Maserati Quattroporte by postcode area · Maserati Quattroporte body, chassis and structure failures · Maserati Quattroporte brakes failures · Maserati Quattroporte vehicle identification failures · Maserati Quattroporte lamps, reflectors and electrics failures · Maserati Quattroporte seat belts and airbags failures · Maserati Quattroporte steering failures · Maserati Quattroporte suspension failures · Maserati Quattroporte tyres failures · Maserati Quattroporte visibility failures