Does the Chrysler 300 fail the MOT on noise, emissions and leaks more than it should?
The Chrysler 300 records 2.84 noise, emissions and leaks failure items per 100 initial MOT tests (2019–2024), against 6.00 expected for a car of the same age mix: less than expected for its class and age (−3.16, 95% interval −3.62 to −2.70). It ranks 615 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 300 by registration
What exactly fails on noise, emissions and leaks?
The most frequent DVSA defect wording in this group on the Chrysler 300 is “Engine MIL illuminated indicating a malfunction”, recorded 162 times in 2019–2024.
| DVSA defect wording | Items | Per 100 tests |
|---|---|---|
| Engine MIL illuminated indicating a malfunction | 162 | 1.47 |
| Fluid leaking excessively and likely to harm the environment or to pose a safety risk to other road users | 47 | 0.43 |
Source: DVSA MOT bulk data (OGL v3.0) · Window: 2019–2024 · n = 11,016 (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 Chrysler 300 gets a noise, emissions and leaks advisory, how often does it fail next time?
3.8% of Chrysler 300 MOTs with a noise, emissions and leaks advisory were followed by a fail in the same group at the next MOT, typically 12 months and 2,572 miles later (689 advisories followed).
Source: DVSA MOT bulk data (OGL v3.0) · Window: 2019–2024 · n = 689 (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
Chrysler 300 2007 · Chrysler 300 2008 · Chrysler 300 2009 · Chrysler 300 2010 · Chrysler 300 by postcode area · Chrysler 300 body, chassis and structure failures · Chrysler 300 brakes failures · Chrysler 300 vehicle identification failures · Chrysler 300 lamps, reflectors and electrics failures · Chrysler 300 road wheels failures · Chrysler 300 seat belts and airbags failures · Chrysler 300 steering failures · Chrysler 300 suspension failures · Chrysler 300 tyres failures · Chrysler 300 visibility failures