Renault Kadjar 2018: MOT failure rate for its age
18.5% of 44,803 MOT tests of the Renault Kadjar first registered in 2018 failed at the first attempt (2019–2024; retests excluded). Against this model's own normal rate at the same ages the index is 111.2 (95% CI 108.8–113.6; 100 = normal for this model at that age): the 2018 Renault Kadjar fails more often than other build years of the same model at the same age.
| Measure | Value | Unit | Compared with | Years | Tests |
|---|---|---|---|---|---|
| Failed first time | 18.5 | % | all ages tested | 2019–2024 | 44803 |
| Index against this model at the same age (95% CI 108.8–113.6) | 111.2 | index | 100 = normal for this model at that age | 2019–2024 | 44803 |
| Rank among this model's 6 build years | 6 | of 6 | 1 = fails least for its age | 2019–2024 | 44803 |
| Tested in 2024 | 10997 | tests | median 45,531 miles | 2024 | 10997 |
Data release dvsa-2024-v2 (24 Sep 2026) · page updated 30 Sep 2026 · full dataset (v5).
How does the 2018 Renault Kadjar fail at each age?
Cars built in 2018 were tested at ages 3 to 6 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) |
|---|---|---|---|---|---|
| 3 | 11,573 | 13.5 | 12.9–14.1 | 12.6 | 107.1 |
| 4 | 11,222 | 16.7 | 16–17.4 | 14.7 | 113.3 |
| 5 | 11,011 | 21.2 | 20.4–22 | 18.7 | 113.3 |
| 6 | 10,997 | 22.8 | 22–23.6 | 20.7 | 110.3 |
Source: DVSA MOT bulk data · Window: 2019–2024 · n = 44,803 (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 2018 Renault Kadjar?
The most common failure group on cars built in 2018 is tyres: 8 items per 100 first tests, against 8.2 across all build years of the Renault Kadjar. These counts are not age-adjusted: cars built in 2018 were tested at ages 3 to 6.
| Failure group | Built 2018, per 100 | All build years, per 100 | Items |
|---|---|---|---|
| Tyres | 8 | 8.2 | 3,650 |
| Visibility | 6.6 | 5.8 | 2,983 |
| Lamps, reflectors and electrical equipment | 6.4 | 6 | 2,901 |
| Brakes | 4.1 | 4.7 | 1,871 |
| Suspension | 1.7 | 4.1 | 786 |
Source: DVSA MOT bulk data · Window: 2019–2024 · n = 45,361 (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 2018 compare with the years around it?
Among the 6 published build years of the Renault Kadjar, 2018 ranks 6 (1 = fails least for its age). 2017: index 97.4. 2019: index 104.0.
| Build year | Index (100 = normal) | 95% interval | Verdict | Tests |
|---|---|---|---|---|
| 2015 | 100.6 | 97.5–103.6 | no different | 18,215 |
| 2016 | 100.5 | 99.2–101.8 | no different | 116,146 |
| 2017 | 97.4 | 95.8–99.1 | better | 77,839 |
| 2018 | 111.2 | 108.8–113.6 | worse | 44,803 |
| 2019 | 104.0 | 101.3–106.7 | worse | 35,281 |
| 2020 | 105.8 | 101.5–110.1 | worse | 16,427 |
Source: DVSA MOT bulk data · Window: 2019–2024 · n = 308,711 (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). Renault Kadjar 2018 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/renault-kadjar/2018/
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
Renault Kadjar 2015 · Renault Kadjar 2016 · Renault Kadjar 2017 · Renault Kadjar 2019 · Renault Kadjar 2020 · Renault Kadjar in Norway · Renault Kadjar in Finland · Renault Kadjar in the Netherlands · Renault Kadjar by postcode area · Renault Kadjar body, chassis and structure failures · Renault Kadjar brakes failures · Renault Kadjar vehicle identification failures · Renault Kadjar lamps, reflectors and electrics failures · Renault Kadjar noise, emissions and leaks failures · Renault Kadjar road wheels failures · Renault Kadjar seat belts and airbags failures · Renault Kadjar steering failures · Renault Kadjar suspension failures · Renault Kadjar tyres failures · Renault Kadjar visibility failures