Does the Toyota Alphard fail the MOT on noise, emissions and leaks more than it should?
The Toyota Alphard records 2.43 noise, emissions and leaks failure items per 100 initial MOT tests (2019–2024), against 5.97 expected for a car of the same age mix: less than expected for its class and age (−3.54, 95% interval −3.76 to −3.31). It ranks 628 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 Toyota Alphard by registration
What exactly fails on noise, emissions and leaks?
The most frequent DVSA defect wording in this group on the Toyota Alphard is “Engine MIL illuminated indicating a malfunction”, recorded 423 times in 2019–2024.
| DVSA defect wording | Items | Per 100 tests |
|---|---|---|
| Engine MIL illuminated indicating a malfunction | 423 | 0.96 |
| Lambda coefficient outside the default limits or the range specified by the manufacturer | 229 | 0.52 |
| Emissions levels exceed default limits | 213 | 0.48 |
| Emissions test unable to be completed | 82 | 0.19 |
| Emissions levels exceed the manufacturer's specified limits | 67 | 0.15 |
Source: DVSA MOT bulk data (OGL v3.0) · Window: 2019–2024 · n = 44,239 (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 Toyota Alphard gets a noise, emissions and leaks advisory, how often does it fail next time?
5.2% of Toyota Alphard MOTs with a noise, emissions and leaks advisory were followed by a fail in the same group at the next MOT, typically 12.2 months and 6,912 miles later (1,246 advisories followed).
Source: DVSA MOT bulk data (OGL v3.0) · Window: 2019–2024 · n = 1,246 (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
Toyota Alphard 2002 · Toyota Alphard 2003 · Toyota Alphard 2004 · Toyota Alphard 2005 · Toyota Alphard 2006 · Toyota Alphard 2007 · Toyota Alphard 2008 · Toyota Alphard 2009 · Toyota Alphard 2010 · Toyota Alphard 2014 · Toyota Alphard 2015 · Toyota Alphard 2016 · Toyota Alphard 2017 · Toyota Alphard 2018 · Toyota Alphard 2019 · Toyota Alphard 2020 · Toyota Alphard by postcode area · Toyota Alphard body, chassis and structure failures · Toyota Alphard brakes failures · Toyota Alphard vehicle identification failures · Toyota Alphard lamps, reflectors and electrics failures · Toyota Alphard road wheels failures · Toyota Alphard seat belts and airbags failures · Toyota Alphard steering failures · Toyota Alphard suspension failures · Toyota Alphard tyres failures · Toyota Alphard visibility failures