Does the Chrysler Jeep Wrangler fail the MOT on noise, emissions and leaks more than it should?
The Chrysler Jeep Wrangler records 5.42 noise, emissions and leaks failure items per 100 initial MOT tests (2019–2024), against 8.08 expected for a car of the same age mix: less than expected for its class and age (−2.66, 95% interval −3.47 to −1.85). It ranks 583 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 Chrysler Jeep Wrangler by registration
What exactly fails on noise, emissions and leaks?
The most frequent DVSA defect wording in this group on the Chrysler Jeep Wrangler is “Emissions levels exceed default limits”, recorded 69 times in 2019–2024.
| DVSA defect wording | Items | Per 100 tests |
|---|---|---|
| Emissions levels exceed default limits | 69 | 1.46 |
| Engine MIL illuminated indicating a malfunction | 44 | 0.93 |
| Lambda coefficient outside the default limits or the range specified by the manufacturer | 38 | 0.80 |
| Emissions levels exceed the manufacturer's specified limits | 36 | 0.76 |
Source: DVSA MOT bulk data (OGL v3.0) · Window: 2019–2024 · n = 4,742 (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
Chrysler Jeep Wrangler by postcode area · Chrysler Jeep Wrangler body, chassis and structure failures · Chrysler Jeep Wrangler brakes failures · Chrysler Jeep Wrangler vehicle identification failures · Chrysler Jeep Wrangler lamps, reflectors and electrics failures · Chrysler Jeep Wrangler road wheels failures · Chrysler Jeep Wrangler seat belts and airbags failures · Chrysler Jeep Wrangler steering failures · Chrysler Jeep Wrangler suspension failures · Chrysler Jeep Wrangler tyres failures · Chrysler Jeep Wrangler visibility failures