Does the Jaguar S-Type fail the MOT on noise, emissions and leaks more than it should?
The Jaguar S-Type records 6.41 noise, emissions and leaks failure items per 100 initial MOT tests (2019–2024), against 9.32 expected for a car of the same age mix: less than expected for its class and age (−2.91, 95% interval −3.12 to −2.70). It ranks 602 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 Jaguar S-Type by registration
What exactly fails on noise, emissions and leaks?
The most frequent DVSA defect wording in this group on the Jaguar S-Type is “Engine MIL illuminated indicating a malfunction”, recorded 2,333 times in 2019–2024.
| DVSA defect wording | Items | Per 100 tests |
|---|---|---|
| Engine MIL illuminated indicating a malfunction | 2,333 | 2.89 |
| Emissions levels exceed default limits | 785 | 0.97 |
| Lambda coefficient outside the default limits or the range specified by the manufacturer | 620 | 0.77 |
| Emissions levels exceed the manufacturer's specified limits | 404 | 0.50 |
| Emissions test unable to be completed | 363 | 0.45 |
Source: DVSA MOT bulk data (OGL v3.0) · Window: 2019–2024 · n = 80,627 (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 Jaguar S-Type gets a noise, emissions and leaks advisory, how often does it fail next time?
8.6% of Jaguar S-Type MOTs with a noise, emissions and leaks advisory were followed by a fail in the same group at the next MOT, typically 12.1 months and 2,594 miles later (5,883 advisories followed).
Source: DVSA MOT bulk data (OGL v3.0) · Window: 2019–2024 · n = 5,883 (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
Jaguar S-Type 1999 · Jaguar S-Type 2000 · Jaguar S-Type 2001 · Jaguar S-Type 2002 · Jaguar S-Type 2003 · Jaguar S-Type 2004 · Jaguar S-Type 2005 · Jaguar S-Type 2006 · Jaguar S-Type 2007 · Jaguar S-Type by postcode area · Jaguar S-Type body, chassis and structure failures · Jaguar S-Type brakes failures · Jaguar S-Type vehicle identification failures · Jaguar S-Type lamps, reflectors and electrics failures · Jaguar S-Type road wheels failures · Jaguar S-Type seat belts and airbags failures · Jaguar S-Type steering failures · Jaguar S-Type suspension failures · Jaguar S-Type tyres failures · Jaguar S-Type visibility failures