Does the Renault Megane fail the MOT on noise, emissions and leaks more than it should?
The Renault Megane records 3.31 noise, emissions and leaks failure items per 100 initial MOT tests (2019–2024), against 4.78 expected for a car of the same age mix: less than expected for its class and age (−1.47, 95% interval −1.51 to −1.42). It ranks 490 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 Renault Megane by registration
What exactly fails on noise, emissions and leaks?
The most frequent DVSA defect wording in this group on the Renault Megane is “Engine MIL illuminated indicating a malfunction”, recorded 10,851 times in 2019–2024.
| DVSA defect wording | Items | Per 100 tests |
|---|---|---|
| Engine MIL illuminated indicating a malfunction | 10,851 | 1.32 |
| Lambda coefficient outside the default limits or the range specified by the manufacturer | 2,715 | 0.33 |
| Emissions levels exceed default limits | 2,651 | 0.32 |
| Smoke opacity levels exceed the manufacturer's specified limit | 2,367 | 0.29 |
| Emissions test unable to be completed | 2,230 | 0.27 |
Source: DVSA MOT bulk data (OGL v3.0) · Window: 2019–2024 · n = 825,062 (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 Renault Megane gets a noise, emissions and leaks advisory, how often does it fail next time?
6.2% of Renault Megane 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 4,878 miles later (22,180 advisories followed).
Source: DVSA MOT bulk data (OGL v3.0) · Window: 2019–2024 · n = 22,180 (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
Renault Megane 1998 · Renault Megane 1999 · Renault Megane 2000 · Renault Megane 2001 · Renault Megane 2002 · Renault Megane 2003 · Renault Megane 2004 · Renault Megane 2005 · Renault Megane 2006 · Renault Megane 2007 · Renault Megane 2008 · Renault Megane 2009 · Renault Megane 2010 · Renault Megane 2011 · Renault Megane 2012 · Renault Megane 2013 · Renault Megane 2014 · Renault Megane 2015 · Renault Megane 2016 · Renault Megane 2017 · Renault Megane 2018 · Renault Megane 2019 · Renault Megane 2020 · Renault Megane in Norway · Renault Megane in Finland · Renault Megane in the Netherlands · Renault Megane by postcode area · Renault Megane body, chassis and structure failures · Renault Megane brakes failures · Renault Megane vehicle identification failures · Renault Megane lamps, reflectors and electrics failures · Renault Megane road wheels failures · Renault Megane seat belts and airbags failures · Renault Megane steering failures · Renault Megane suspension failures · Renault Megane tyres failures · Renault Megane visibility failures