Does the Hyundai Accent fail the MOT on noise, emissions and leaks more than it should?
The Hyundai Accent records 8.69 noise, emissions and leaks failure items per 100 initial MOT tests (2019–2024), against 8.98 expected for a car of the same age mix: about as expected for its class and age (the difference is within its interval or under 0.5 items per 100 tests) (−0.29, 95% interval −0.71 to +0.12). It ranks 321 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 Hyundai Accent by registration
What exactly fails on noise, emissions and leaks?
The most frequent DVSA defect wording in this group on the Hyundai Accent is “Engine MIL illuminated indicating a malfunction”, recorded 518 times in 2019–2024.
| DVSA defect wording | Items | Per 100 tests |
|---|---|---|
| Engine MIL illuminated indicating a malfunction | 518 | 2.62 |
| Lambda coefficient outside the default limits or the range specified by the manufacturer | 295 | 1.49 |
| Emissions test unable to be completed | 253 | 1.28 |
| Emissions levels exceed default limits | 235 | 1.19 |
| An induction or exhaust leak that could affect emissions levels | 130 | 0.66 |
Source: DVSA MOT bulk data (OGL v3.0) · Window: 2019–2024 · n = 19,778 (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 Hyundai Accent gets a noise, emissions and leaks advisory, how often does it fail next time?
9.8% of Hyundai Accent 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 3,403 miles later (1,644 advisories followed).
Source: DVSA MOT bulk data (OGL v3.0) · Window: 2019–2024 · n = 1,644 (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
Hyundai Accent 2001 · Hyundai Accent 2002 · Hyundai Accent 2003 · Hyundai Accent 2004 · Hyundai Accent 2005 · Hyundai Accent 2006 · Hyundai Accent 2007 · Hyundai Accent 2008 · Hyundai Accent in the Netherlands · Hyundai Accent by postcode area · Hyundai Accent body, chassis and structure failures · Hyundai Accent brakes failures · Hyundai Accent vehicle identification failures · Hyundai Accent lamps, reflectors and electrics failures · Hyundai Accent seat belts and airbags failures · Hyundai Accent steering failures · Hyundai Accent suspension failures · Hyundai Accent tyres failures · Hyundai Accent visibility failures