Ford B-MAX 2015: MOT failure rate for its age
20.4% of 59,959 MOT tests of the Ford B-MAX 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 94.2 (95% CI 92.5–95.8; 100 = normal for this model at that age): the 2015 Ford B-MAX fails less often than other build years of the same model at the same age.
| Measure | Value | Unit | Compared with | Years | Tests |
|---|---|---|---|---|---|
| Failed first time | 20.4 | % | all ages tested | 2019–2024 | 59959 |
| Index against this model at the same age (95% CI 92.5–95.8) | 94.2 | index | 100 = normal for this model at that age | 2019–2024 | 59959 |
| Rank among this model's 7 build years | 1 | of 7 | 1 = fails least for its age | 2019–2024 | 59959 |
| Tested in 2024 | 9944 | tests | median 47,418 miles | 2024 | 9944 |
Data release dvsa-2024-v2 (24 Sep 2026) · page updated 30 Sep 2026 · full dataset (v5).
How does the 2015 Ford B-MAX 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 | 10,179 | 14 | 13.4–14.7 | 14.3 | 98 |
| 5 | 9,898 | 17.7 | 16.9–18.4 | 18 | 98 |
| 6 | 9,963 | 18.8 | 18.1–19.6 | 21.6 | 86.9 |
| 7 | 9,992 | 20.8 | 20.1–21.7 | 22.9 | 91 |
| 8 | 9,983 | 24.8 | 24–25.7 | 25.6 | 97.2 |
| 9 | 9,944 | 26.4 | 25.5–27.2 | 27.7 | 95.1 |
Source: DVSA MOT bulk data · Window: 2019–2024 · n = 59,959 (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 Ford B-MAX?
The most common failure group on cars built in 2015 is lamps, reflectors and electrical equipment: 8.2 items per 100 first tests, against 9 across all build years of the Ford B-MAX. 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 | 8.2 | 9 | 4,944 |
| Tyres | 6.6 | 7 | 3,956 |
| Visibility | 4.7 | 6 | 2,820 |
| Suspension | 2.8 | 7 | 1,684 |
| Brakes | 2.7 | 3.7 | 1,648 |
Source: DVSA MOT bulk data · Window: 2019–2024 · n = 59,959 (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 7 published build years of the Ford B-MAX, 2015 ranks 1 (1 = fails least for its age). 2014: index 100.4. 2016: index 95.0.
| Build year | Index (100 = normal) | 95% interval | Verdict | Tests |
|---|---|---|---|---|
| 2012 | 102.5 | 99.8–105.2 | no different | 18,213 |
| 2013 | 105.9 | 104.7–107.2 | worse | 90,341 |
| 2014 | 100.4 | 99.0–101.8 | no different | 78,981 |
| 2015 | 94.2 | 92.5–95.8 | better | 59,959 |
| 2016 | 95.0 | 92.9–97.2 | better | 43,849 |
| 2017 | 99.9 | 97.2–102.7 | no different | 30,804 |
| 2018 | 117.8 | 107.6–128.0 | worse (rough estimate) | 2,841 |
Source: DVSA MOT bulk data · Window: 2019–2024 · n = 324,988 (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). Ford B-MAX 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/ford-b-max/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
Ford B-MAX 2012 · Ford B-MAX 2013 · Ford B-MAX 2014 · Ford B-MAX 2016 · Ford B-MAX 2017 · Ford B-MAX 2018 · Ford B-MAX in Norway · Ford B-MAX in Finland · Ford B-MAX in the Netherlands · Ford B-MAX by postcode area · Ford B-MAX body, chassis and structure failures · Ford B-MAX brakes failures · Ford B-MAX vehicle identification failures · Ford B-MAX lamps, reflectors and electrics failures · Ford B-MAX noise, emissions and leaks failures · Ford B-MAX road wheels failures · Ford B-MAX seat belts and airbags failures · Ford B-MAX steering failures · Ford B-MAX suspension failures · Ford B-MAX tyres failures · Ford B-MAX visibility failures