Hyundai i40 2011: MOT failure rate for its age

36.6% of 3,903 MOT tests of the Hyundai i40 first registered in 2011 failed at the first attempt (2019–2024; retests excluded). Against this model's own normal rate at the same ages the index is 107.3 (95% CI 101.7–112.9; 100 = normal for this model at that age): the 2011 Hyundai i40 fails more often than other build years of the same model at the same age. This is a rough estimate from a smaller sample.

Hyundai i40 built in 2011 at a glance
Measure	Value	Unit	Compared with	Years	Tests
Failed first time	36.6	%	all ages tested	2019–2024	3903
Index against this model at the same age (95% CI 101.7–112.9)	107.3	index	100 = normal for this model at that age	2019–2024	3903
Rank among this model's 9 build years	7	of 9	1 = fails least for its age	2019–2024	3903
Tested in 2024	558	tests	median 112,439 miles	2024	558

Built 2011 against Hyundai i40 normal for the age: first-time MOT failure share at each age, age 8: 33.2% vs 30.8%; age 9: 38.8% vs 32.1%; age 10: 36.2% vs 34%; age 11: 34.4% vs 35.1%; age 12: 37.6% vs 35%; age 13: 40.1% vs 38.8%. Axis from 0% to 50%. DVSA MOT bulk data, 2019–2024.

Check a 2011 Hyundai i40 by registration · All Hyundai i40 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 2011 Hyundai i40 fail at each age?

Cars built in 2011 were tested at ages 8 to 13 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.

Hyundai i40 built 2011: 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)
8	730	33.2	29.8–36.6	30.8	107.5
9	695	38.8	35.3–42.5	32.1	121
10	669	36.2	32.6–39.9	34	106.4
11	642	34.4	30.9–38.2	35.1	98
12	609	37.6	33.8–41.5	35	107.4
13	558	40.1	36.2–44.3	38.8	103.5

Source: DVSA MOT bulk data · Window: 2019–2024 · n = 3,903 (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 2011 Hyundai i40?

The most common failure group on cars built in 2011 is lamps, reflectors and electrical equipment: 18.4 items per 100 first tests, against 10 across all build years of the Hyundai i40. These counts are not age-adjusted: cars built in 2011 were tested at ages 8 to 13.

Failure items per 100 first tests, Hyundai i40 built 2011 against the Hyundai i40 in all build years (2019–2024, not age-adjusted)
Failure group	Built 2011, per 100	All build years, per 100	Items
Lamps, reflectors and electrical equipment	18.4	10	717
Brakes	18	12.6	703
Suspension	14.6	5.3	570
Steering	13.2	5.1	514
Tyres	9.7	9.3	377

Source: DVSA MOT bulk data · Window: 2019–2024 · n = 3,903 (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 2011 compare with the years around it?

Among the 9 published build years of the Hyundai i40, 2011 ranks 7 (1 = fails least for its age). 2012: index 109.2.

Hyundai i40 build years: index against the model at the same age (2019–2024)
Build year	Index (100 = normal)	95% interval	Verdict	Tests
2011	107.3	101.7–112.9	worse (rough estimate)	3,903
2012	109.2	106.7–111.7	worse	21,682
2013	111.0	108.2–113.8	worse	18,497
2014	103.9	101.4–106.5	worse	23,236
2015	95.8	93.2–98.3	better	22,899
2016	88.0	85.3–90.6	better	22,325
2017	80.5	77.2–83.9	better	14,348
2018	97.1	90.5–103.6	no different	4,824
2019	96.3	83.9–108.6	no different (rough estimate)	1,449

Source: DVSA MOT bulk data · Window: 2019–2024 · n = 133,163 (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). Hyundai i40 2011 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/hyundai-i40/2011/

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.

Hyundai i40 2011: MOT failure rate for its age

How does the 2011 Hyundai i40 fail at each age?

What fails most on the 2011 Hyundai i40?

How does 2011 compare with the years around it?

How to cite this page

Related pages

Other pages for this model