Renault Koleos 2009: MOT failure rate for its age

48.7% of 7,238 MOT tests of the Renault Koleos first registered in 2009 failed at the first attempt (2019–2024; retests excluded). Against this model's own normal rate at the same ages the index is 100.4 (95% CI 97.1–103.7; 100 = normal for this model at that age): the 2009 build year is no different from other years of the same model at the same age.

Renault Koleos built in 2009 at a glance
Measure	Value	Unit	Compared with	Years	Tests
Failed first time	48.7	%	all ages tested	2019–2024	7238
Index against this model at the same age (95% CI 97.1–103.7)	100.4	index	100 = normal for this model at that age	2019–2024	7238
Rank among this model's 7 build years	4	of 7	1 = fails least for its age	2019–2024	7238
Tested in 2024	767	tests	median 114,348 miles	2024	767

Built 2009 against Renault Koleos normal for the age: first-time MOT failure share at each age, age 10: 47.6% vs 51.7%; age 11: 45.3% vs 45.1%; age 12: 49.6% vs 48.5%; age 13: 51.9% vs 48.6%; age 14: 48.7% vs 47.4%; age 15: 51% vs 49.3%. Axis from 0% to 60%. DVSA MOT bulk data, 2019–2024.

Check a 2009 Renault Koleos by registration · All Renault Koleos MOT statistics · Download the build-year table (CSV)

Data release dvsa-2024-v2 (24 Sep 2026) · page updated 30 Sep 2026 · full dataset (v5).

How does the 2009 Renault Koleos fail at each age?

Cars built in 2009 were tested at ages 10 to 15 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.

Renault Koleos built 2009: first-time MOT failure by age, against the model's normal rate at that age (2019–2024)
Age	Tests	Failed, %	95% interval	Normal for this model at that age, %	Index (100 = normal)
10	1,612	47.6	45.2–50	51.7	92
11	1,406	45.3	42.7–47.9	45.1	100.3
12	1,294	49.6	46.9–52.3	48.5	102.3
13	1,182	51.9	49–54.7	48.6	106.6
14	977	48.7	45.6–51.9	47.4	102.9
15	767	51	47.4–54.5	49.3	103.5

Source: DVSA MOT bulk data · Window: 2019–2024 · n = 7,238 (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 2009 Renault Koleos?

The most common failure group on cars built in 2009 is lamps, reflectors and electrical equipment: 42.8 items per 100 first tests, against 20.6 across all build years of the Renault Koleos. These counts are not age-adjusted: cars built in 2009 were tested at ages 10 to 15.

Failure items per 100 first tests, Renault Koleos built 2009 against the Renault Koleos in all build years (2019–2024, not age-adjusted)
Failure group	Built 2009, per 100	All build years, per 100	Items
Lamps, reflectors and electrical equipment	42.8	20.6	3,098
Suspension	40.6	20	2,940
Brakes	19	11.9	1,376
Steering	15.5	7.8	1,119
Visibility	10.5	7.8	758

Source: DVSA MOT bulk data · Window: 2019–2024 · n = 7,238 (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 2009 compare with the years around it?

Among the 7 published build years of the Renault Koleos, 2009 ranks 4 (1 = fails least for its age). 2008: index 94.0. 2010: index 94.9.

Renault Koleos build years: index against the model at the same age (2019–2024)
Build year	Index (100 = normal)	95% interval	Verdict	Tests
2008	94.0	87.9–100.1	no different (rough estimate)	1,968
2009	100.4	97.1–103.7	no different	7,238
2010	94.9	82.0–107.8	no different (rough estimate)	463
2017	103.6	95.0–112.2	no different (rough estimate)	3,488
2018	100.0	91.6–108.5	no different (rough estimate)	3,795
2019	103.9	93.9–113.8	no different (rough estimate)	2,987
2020	105.6	87.5–123.7	no different (rough estimate)	979

Source: DVSA MOT bulk data · Window: 2019–2024 · n = 20,918 (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 Koleos 2009 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-koleos/2009/

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.

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