Renault Megane 2015: MOT failure rate for its age

33.3% of 40,415 MOT tests of the Renault Megane 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 98.0 (95% CI 96.4–99.7; 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).

Renault Megane built in 2015 at a glance
Measure	Value	Unit	Compared with	Years	Tests
Failed first time	33.3	%	all ages tested	2019–2024	40415
Index against this model at the same age (95% CI 96.4–99.7)	98.0	index	100 = normal for this model at that age	2019–2024	40415
Rank among this model's 23 build years	10	of 23	1 = fails least for its age	2019–2024	40415
Tested in 2024	6493	tests	median 76,776 miles	2024	6493

Built 2015 against Renault Megane normal for the age: first-time MOT failure share at each age, age 4: 26.2% vs 25.5%; age 5: 29.4% vs 28.2%; age 6: 31.2% vs 32.1%; age 7: 35.1% vs 35.2%; age 8: 38.8% vs 40.1%; age 9: 40% vs 43.9%. Axis from 0% to 50%. DVSA MOT bulk data, 2019–2024.

Check a 2015 Renault Megane by registration · All Renault Megane 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 2015 Renault Megane 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.

Renault Megane built 2015: 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)
4	7,141	26.2	25.2–27.3	25.5	102.9
5	6,633	29.4	28.3–30.5	28.2	104.4
6	6,794	31.2	30.1–32.3	32.1	97.4
7	6,715	35.1	33.9–36.2	35.2	99.6
8	6,639	38.8	37.6–40	40.1	96.8
9	6,493	40	38.8–41.1	43.9	91

Source: DVSA MOT bulk data · Window: 2019–2024 · n = 40,415 (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 Renault Megane?

The most common failure group on cars built in 2015 is lamps, reflectors and electrical equipment: 17.6 items per 100 first tests, against 41.2 across all build years of the Renault Megane. These counts are not age-adjusted: cars built in 2015 were tested at ages 4 to 9.

Failure items per 100 first tests, Renault Megane built 2015 against the Renault Megane in all build years (2019–2024, not age-adjusted)
Failure group	Built 2015, per 100	All build years, per 100	Items
Lamps, reflectors and electrical equipment	17.6	41.2	7,123
Suspension	12.9	26.8	5,215
Brakes	12.5	23.4	5,065
Tyres	8.7	10.9	3,530
Visibility	7.9	11.1	3,182

Source: DVSA MOT bulk data · Window: 2019–2024 · n = 40,415 (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 23 published build years of the Renault Megane, 2015 ranks 10 (1 = fails least for its age). 2014: index 110.2. 2016: index 83.8.

Renault Megane build years: index against the model at the same age (2019–2024)
Build year	Index (100 = normal)	95% interval	Verdict	Tests
1998	95.9	84.6–107.2	no different (rough estimate)	609
1999	96.7	89.5–103.8	no different (rough estimate)	1,531
2000	102.0	97.7–106.3	no different	4,372
2001	95.5	93.0–98.0	better	11,848
2002	92.0	90.1–94.0	better	17,833
2003	99.1	96.6–101.5	no different	11,860
2004	104.2	102.3–106.1	worse	20,615
2005	100.6	99.2–102.0	no different	37,033
2006	102.2	101.1–103.4	worse	51,492
2007	100.5	99.5–101.5	no different	70,565
2008	98.6	97.4–99.7	better	56,151
2009	98.8	97.7–99.8	better	68,369
2010	99.3	98.4–100.1	no different	113,425
2011	98.9	98.0–99.9	better	90,320
2012	99.5	98.3–100.7	no different	59,173
2013	102.5	101.1–104.0	worse	46,271
2014	110.2	108.7–111.8	worse	44,747
2015	98.0	96.4–99.7	better	40,415
2016	83.8	81.9–85.7	better	29,765
2017	84.3	82.2–86.5	better	25,461
2018	88.9	84.8–93.0	better	8,131
2019	90.7	86.3–95.2	better	7,665
2020	93.2	84.3–102.1	no different (rough estimate)	2,192

Source: DVSA MOT bulk data · Window: 2019–2024 · n = 819,843 (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 Megane 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/renault-megane/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.

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