Does the Honda CR-Z fail the MOT on noise, emissions and leaks more than it should?

The Honda CR-Z records 0.49 noise, emissions and leaks failure items per 100 initial MOT tests (2019–2024), against 3.79 expected for a car of the same age mix: less than expected for its class and age (−3.30, 95% interval −3.55 to −3.05). It ranks 622 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 Honda CR-Z by registration

What exactly fails on noise, emissions and leaks?

The most frequent DVSA defect wording in this group on the Honda CR-Z is “Lambda coefficient outside the default limits or the range specified by the manufacturer”, recorded 39 times in 2019–2024.

Honda CR-Z: most frequent noise, emissions and leaks defect wordings, 2019–2024 (30+ items each)
DVSA defect wording	Items	Per 100 tests
Lambda coefficient outside the default limits or the range specified by the manufacturer	39	0.17

Source: DVSA MOT bulk data (OGL v3.0) · Window: 2019–2024 · n = 23,372 (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

Does the Honda CR-Z fail the MOT on noise, emissions and leaks more than it should?

What exactly fails on noise, emissions and leaks?

Related pages

Other pages for this model