Does the Mazda BT-50 fail the MOT on noise, emissions and leaks more than it should?
The Mazda BT-50 records 6.90 noise, emissions and leaks failure items per 100 initial MOT tests (2019–2024), against 6.10 expected for a lcv of the same age mix: more than expected for its class and age (+0.80, 95% interval +0.16 to +1.44). It ranks 155 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 Mazda BT-50 by registration
What exactly fails on noise, emissions and leaks?
The most frequent DVSA defect wording in this group on the Mazda BT-50 is “Smoke opacity levels exceed the manufacturer's specified limit”, recorded 169 times in 2019–2024.
| DVSA defect wording | Items | Per 100 tests |
|---|---|---|
| Smoke opacity levels exceed the manufacturer's specified limit | 169 | 2.60 |
| Engine MIL illuminated indicating a malfunction | 132 | 2.03 |
| Emissions test unable to be completed | 57 | 0.88 |
| Smoke opacity levels exceed default limit | 37 | 0.57 |
Source: DVSA MOT bulk data (OGL v3.0) · Window: 2019–2024 · n = 6,506 (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
Other pages for this model
Mazda BT-50 by postcode area · Mazda BT-50 body, chassis and structure failures · Mazda BT-50 brakes failures · Mazda BT-50 vehicle identification failures · Mazda BT-50 lamps, reflectors and electrics failures · Mazda BT-50 seat belts and airbags failures · Mazda BT-50 steering failures · Mazda BT-50 suspension failures · Mazda BT-50 tyres failures · Mazda BT-50 visibility failures