Does the Isuzu Trooper fail the MOT on noise, emissions and leaks more than it should?
The Isuzu Trooper records 7.49 noise, emissions and leaks failure items per 100 initial MOT tests (2019–2024), against 9.71 expected for a car of the same age mix: less than expected for its class and age (−2.22, 95% interval −2.61 to −1.82). It ranks 559 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 Isuzu Trooper by registration
What exactly fails on noise, emissions and leaks?
The most frequent DVSA defect wording in this group on the Isuzu Trooper is “Emissions test unable to be completed”, recorded 427 times in 2019–2024.
| DVSA defect wording | Items | Per 100 tests |
|---|---|---|
| Emissions test unable to be completed | 427 | 1.81 |
| Fluid leaking excessively and likely to harm the environment or to pose a safety risk to other road users | 300 | 1.27 |
| Smoke opacity levels exceed the manufacturer's specified limit | 228 | 0.97 |
| Smoke opacity levels exceed default limit | 165 | 0.70 |
| An induction or exhaust leak that could affect emissions levels | 145 | 0.62 |
Source: DVSA MOT bulk data (OGL v3.0) · Window: 2019–2024 · n = 23,552 (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 Isuzu Trooper gets a noise, emissions and leaks advisory, how often does it fail next time?
8.6% of Isuzu Trooper 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 3,235 miles later (3,333 advisories followed).
Source: DVSA MOT bulk data (OGL v3.0) · Window: 2019–2024 · n = 3,333 (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
Isuzu Trooper 1998 · Isuzu Trooper 1999 · Isuzu Trooper 2000 · Isuzu Trooper 2001 · Isuzu Trooper 2002 · Isuzu Trooper 2003 · Isuzu Trooper 2004 · Isuzu Trooper 2005 · Isuzu Trooper by postcode area · Isuzu Trooper body, chassis and structure failures · Isuzu Trooper brakes failures · Isuzu Trooper vehicle identification failures · Isuzu Trooper lamps, reflectors and electrics failures · Isuzu Trooper road wheels failures · Isuzu Trooper seat belts and airbags failures · Isuzu Trooper steering failures · Isuzu Trooper suspension failures · Isuzu Trooper tyres failures · Isuzu Trooper visibility failures