Does the Chrysler 300C fail the MOT on noise, emissions and leaks more than it should?
The Chrysler 300C records 3.19 noise, emissions and leaks failure items per 100 initial MOT tests (2019–2024), against 6.78 expected for a car of the same age mix: less than expected for its class and age (−3.59, 95% interval −3.91 to −3.28). It ranks 631 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 300C by registration
What exactly fails on noise, emissions and leaks?
The most frequent DVSA defect wording in this group on the Chrysler 300C is “Engine MIL illuminated indicating a malfunction”, recorded 440 times in 2019–2024.
| DVSA defect wording | Items | Per 100 tests |
|---|---|---|
| Engine MIL illuminated indicating a malfunction | 440 | 1.69 |
| Fluid leaking excessively and likely to harm the environment or to pose a safety risk to other road users | 153 | 0.59 |
| Emissions test unable to be completed | 53 | 0.20 |
| Lambda coefficient outside the default limits or the range specified by the manufacturer | 33 | 0.13 |
Source: DVSA MOT bulk data (OGL v3.0) · Window: 2019–2024 · n = 25,991 (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 300C gets a noise, emissions and leaks advisory, how often does it fail next time?
4.4% of Chrysler 300C 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 5,545 miles later (2,051 advisories followed).
Source: DVSA MOT bulk data (OGL v3.0) · Window: 2019–2024 · n = 2,051 (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 300C 2005 · Chrysler 300C 2006 · Chrysler 300C 2007 · Chrysler 300C 2008 · Chrysler 300C 2009 · Chrysler 300C 2010 · Chrysler 300C 2012 · Chrysler 300C by postcode area · Chrysler 300C body, chassis and structure failures · Chrysler 300C brakes failures · Chrysler 300C vehicle identification failures · Chrysler 300C lamps, reflectors and electrics failures · Chrysler 300C road wheels failures · Chrysler 300C seat belts and airbags failures · Chrysler 300C steering failures · Chrysler 300C suspension failures · Chrysler 300C tyres failures · Chrysler 300C visibility failures