Dacia Duster 2015: MOT failure rate for its age
26.3% of 35,661 MOT tests of the Dacia Duster first registered in 2015 failed at the first attempt (2019–2024; retests excluded). Against this model's own normal rate at the same ages the index is 96.1 (95% CI 94.2–98.1; 100 = normal for this model at that age): close to other build years of the same model at the same age (within 5 points of normal).
| Measure | Value | Unit | Compared with | Years | Tests |
|---|---|---|---|---|---|
| Failed first time | 26.3 | % | all ages tested | 2019–2024 | 35661 |
| Index against this model at the same age (95% CI 94.2–98.1) | 96.1 | index | 100 = normal for this model at that age | 2019–2024 | 35661 |
| Rank among this model's 8 build years | 3 | of 8 | 1 = fails least for its age | 2019–2024 | 35661 |
| Tested in 2024 | 5824 | tests | median 70,373 miles | 2024 | 5824 |
Data release dvsa-2024-v2 (24 Sep 2026) · page updated 30 Sep 2026 · full dataset (v5).
How does the 2015 Dacia Duster fail at each age?
Cars built in 2015 were tested at ages 4 to 9 between 2019 and 2024. Each row compares their first-time failure share with what this model normally shows at that age, after allowing for the overall failure level of each test year.
| Age | Tests | Failed, % | 95% interval | Normal for this model at that age, % | Index (100 = normal) |
|---|---|---|---|---|---|
| 4 | 6,114 | 17.8 | 16.9–18.8 | 19.6 | 90.9 |
| 5 | 5,934 | 21.6 | 20.6–22.7 | 22.3 | 96.9 |
| 6 | 5,931 | 24 | 22.9–25.1 | 25.6 | 93.9 |
| 7 | 5,973 | 27.8 | 26.6–28.9 | 28.1 | 98.9 |
| 8 | 5,885 | 31.3 | 30.1–32.5 | 32.7 | 95.6 |
| 9 | 5,824 | 35.5 | 34.3–36.7 | 36 | 98.6 |
Source: DVSA MOT bulk data · Window: 2019–2024 · n = 35,661 (initial tests) · Method: normal rate = this model's first-time failure share at that age across its build years (cells of 400+ tests), adjusted for each test year's overall level; cells of 30+ tests, under 500 marked rough · Updated: 30 Sep 2026 · Release: dvsa-2024-v2 · CSV
What fails most on the 2015 Dacia Duster?
The most common failure group on cars built in 2015 is lamps, reflectors and electrical equipment: 16.5 items per 100 first tests, against 11.9 across all build years of the Dacia Duster. These counts are not age-adjusted: cars built in 2015 were tested at ages 4 to 9.
| Failure group | Built 2015, per 100 | All build years, per 100 | Items |
|---|---|---|---|
| Lamps, reflectors and electrical equipment | 16.5 | 11.9 | 5,899 |
| Brakes | 8 | 9 | 2,863 |
| Visibility | 7.8 | 7.5 | 2,789 |
| Tyres | 6.2 | 5.4 | 2,213 |
| Suspension | 6.1 | 4.3 | 2,160 |
Source: DVSA MOT bulk data · Window: 2019–2024 · n = 35,661 (initial tests of this build year) · Method: failure items grouped by DVSA's top-level defect groups, per 100 initial tests; groups with 30+ items · Updated: 30 Sep 2026 · Release: dvsa-2024-v2 · CSV
How does 2015 compare with the years around it?
Among the 8 published build years of the Dacia Duster, 2015 ranks 3 (1 = fails least for its age). 2014: index 104.7. 2016: index 93.2.
| Build year | Index (100 = normal) | 95% interval | Verdict | Tests |
|---|---|---|---|---|
| 2013 | 106.4 | 104.7–108.1 | worse | 40,531 |
| 2014 | 104.7 | 102.8–106.7 | worse | 35,302 |
| 2015 | 96.1 | 94.2–98.1 | better | 35,661 |
| 2016 | 93.2 | 91.3–95.1 | better | 42,568 |
| 2017 | 89.7 | 87.5–91.8 | better | 33,661 |
| 2018 | 103.0 | 100.6–105.4 | worse | 34,723 |
| 2019 | 109.9 | 107.7–112.2 | worse | 45,376 |
| 2020 | 111.4 | 107.4–115.4 | worse | 16,780 |
Source: DVSA MOT bulk data · Window: 2019–2024 · n = 284,602 (initial tests) · Method: observed failures against those expected for the same model at the same ages, test-year level adjusted; verdict follows the printed one-decimal bound · Updated: 30 Sep 2026 · Release: dvsa-2024-v2 · CSV
How to cite this page
MOT Risk Index (2026). Dacia Duster 2015 MOT statistics (data release dvsa-2024-v2; full dataset motriskindex-families-2024-v5, DOI 10.5281/zenodo.22975051), updated 30 September 2026. motriskindex.co.uk/cars/dacia-duster/2015/
How every figure is calculated: methodology. Age, test year and build year are tied together (age = test year − build year), so the test-year level is taken as observed, not estimated.
Other pages for this model
Dacia Duster 2013 · Dacia Duster 2014 · Dacia Duster 2016 · Dacia Duster 2017 · Dacia Duster 2018 · Dacia Duster 2019 · Dacia Duster 2020 · Dacia Duster in Norway · Dacia Duster in Finland · Dacia Duster in the Netherlands · Dacia Duster by postcode area · Dacia Duster body, chassis and structure failures · Dacia Duster brakes failures · Dacia Duster vehicle identification failures · Dacia Duster lamps, reflectors and electrics failures · Dacia Duster noise, emissions and leaks failures · Dacia Duster road wheels failures · Dacia Duster seat belts and airbags failures · Dacia Duster steering failures · Dacia Duster suspension failures · Dacia Duster tyres failures · Dacia Duster visibility failures