Does the Citroen C4 Cactus fail the MOT on noise, emissions and leaks more than it should?
The Citroen C4 Cactus records 1.09 noise, emissions and leaks failure items per 100 initial MOT tests (2019–2024), against 0.89 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) (+0.20, 95% interval +0.14 to +0.27). It ranks 223 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 Citroen C4 Cactus by registration
What exactly fails on noise, emissions and leaks?
The most frequent DVSA defect wording in this group on the Citroen C4 Cactus is “Engine MIL illuminated indicating a malfunction”, recorded 404 times in 2019–2024.
| DVSA defect wording | Items | Per 100 tests |
|---|---|---|
| Engine MIL illuminated indicating a malfunction | 404 | 0.44 |
| Lambda coefficient outside the default limits or the range specified by the manufacturer | 155 | 0.17 |
| Emissions test unable to be completed | 86 | 0.09 |
| Emissions levels exceed default limits | 78 | 0.08 |
| Emissions levels exceed the manufacturer's specified limits | 78 | 0.08 |
Source: DVSA MOT bulk data (OGL v3.0) · Window: 2019–2024 · n = 91,799 (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 Citroen C4 Cactus gets a noise, emissions and leaks advisory, how often does it fail next time?
4.3% of Citroen C4 Cactus 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 8,413 miles later (777 advisories followed).
Source: DVSA MOT bulk data (OGL v3.0) · Window: 2019–2024 · n = 777 (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
Citroen C4 Cactus 2015 · Citroen C4 Cactus 2016 · Citroen C4 Cactus 2017 · Citroen C4 Cactus 2018 · Citroen C4 Cactus 2019 · Citroen C4 Cactus 2020 · Citroen C4 Cactus in Norway · Citroen C4 Cactus in Finland · Citroen C4 Cactus in the Netherlands · Citroen C4 Cactus by postcode area · Citroen C4 Cactus body, chassis and structure failures · Citroen C4 Cactus brakes failures · Citroen C4 Cactus vehicle identification failures · Citroen C4 Cactus lamps, reflectors and electrics failures · Citroen C4 Cactus road wheels failures · Citroen C4 Cactus seat belts and airbags failures · Citroen C4 Cactus steering failures · Citroen C4 Cactus suspension failures · Citroen C4 Cactus tyres failures · Citroen C4 Cactus visibility failures