Renault Grand Modus 2008: MOT failure rate for its age

48.1% of 6,580 MOT tests of the Renault Grand Modus first registered in 2008 failed at the first attempt (2019–2024; retests excluded). Against this model's own normal rate at the same ages the index is 101.3 (95% CI 97.8–104.8; 100 = normal for this model at that age): the 2008 build year is no different from other years of the same model at the same age.

Renault Grand Modus built in 2008 at a glance
Measure	Value	Unit	Compared with	Years	Tests
Failed first time	48.1	%	all ages tested	2019–2024	6580
Index against this model at the same age (95% CI 97.8–104.8)	101.3	index	100 = normal for this model at that age	2019–2024	6580
Rank among this model's 5 build years	4	of 5	1 = fails least for its age	2019–2024	6580
Tested in 2024	872	tests	median 77,906 miles	2024	872

Built 2008 against Renault Grand Modus normal for the age: first-time MOT failure share at each age, age 11: 46.4% vs 49.8%; age 12: 45.8% vs 46.1%; age 13: 49.4% vs 48%; age 14: 48.4% vs 45.5%; age 15: 50% vs 47.6%; age 16: 49.5% vs 47.9%. Axis from 0% to 50%. DVSA MOT bulk data, 2019–2024.

Check a 2008 Renault Grand Modus by registration · All Renault Grand Modus 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 2008 Renault Grand Modus fail at each age?

Cars built in 2008 were tested at ages 11 to 16 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 Grand Modus built 2008: 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)
11	1,289	46.4	43.7–49.1	49.8	93.2
12	1,202	45.8	43–48.7	46.1	99.5
13	1,133	49.4	46.5–52.3	48	103
14	1,077	48.4	45.4–51.4	45.5	106.4
15	1,007	50	46.9–53	47.6	105
16	872	49.5	46.2–52.9	47.9	103.5

Source: DVSA MOT bulk data · Window: 2019–2024 · n = 6,580 (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 2008 Renault Grand Modus?

The most common failure group on cars built in 2008 is lamps, reflectors and electrical equipment: 34.1 items per 100 first tests, against 30.1 across all build years of the Renault Grand Modus. These counts are not age-adjusted: cars built in 2008 were tested at ages 11 to 16.

Failure items per 100 first tests, Renault Grand Modus built 2008 against the Renault Grand Modus in all build years (2019–2024, not age-adjusted)
Failure group	Built 2008, per 100	All build years, per 100	Items
Lamps, reflectors and electrical equipment	34.1	30.1	2,242
Suspension	33	33.2	2,173
Brakes	15.4	13.1	1,015
Tyres	11.3	9.8	744
Visibility	10.1	8.8	665

Source: DVSA MOT bulk data · Window: 2019–2024 · n = 6,580 (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 2008 compare with the years around it?

Among the 5 published build years of the Renault Grand Modus, 2008 ranks 4 (1 = fails least for its age). 2009: index 97.0.

Renault Grand Modus build years: index against the model at the same age (2019–2024)
Build year	Index (100 = normal)	95% interval	Verdict	Tests
2008	101.3	97.8–104.8	no different	6,580
2009	97.0	92.1–102.0	no different (rough estimate)	3,291
2010	99.1	95.3–102.8	no different	5,981
2011	100.6	96.4–104.8	no different	4,888
2012	107.6	93.7–121.5	no different (rough estimate)	496

Source: DVSA MOT bulk data · Window: 2019–2024 · n = 21,236 (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 Grand Modus 2008 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-grand-modus/2008/

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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