Mitsubishi Colt 2011: MOT failure rate for its age

32.3% of 10,633 MOT tests of the Mitsubishi Colt 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 90.9 (95% CI 87.8–93.9; 100 = normal for this model at that age): the 2011 Mitsubishi Colt fails less often than other build years of the same model at the same age.

Mitsubishi Colt built in 2011 at a glance
Measure	Value	Unit	Compared with	Years	Tests
Failed first time	32.3	%	all ages tested	2019–2024	10633
Index against this model at the same age (95% CI 87.8–93.9)	90.9	index	100 = normal for this model at that age	2019–2024	10633
Rank among this model's 13 build years	3	of 13	1 = fails least for its age	2019–2024	10633
Tested in 2024	1614	tests	median 70,302 miles	2024	1614

Built 2011 against Mitsubishi Colt normal for the age: first-time MOT failure share at each age, age 8: 26.9% vs 28.7%; age 9: 31.1% vs 30.8%; age 10: 30.7% vs 34%; age 11: 33.4% vs 38.2%; age 12: 34.8% vs 41.1%; age 13: 38% vs 41.9%. Axis from 0% to 50%. DVSA MOT bulk data, 2019–2024.

Check a 2011 Mitsubishi Colt by registration · All Mitsubishi Colt 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 Mitsubishi Colt 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.

Mitsubishi Colt 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	1,929	26.9	25–28.9	28.7	93.6
9	1,819	31.1	29–33.3	30.8	101
10	1,792	30.7	28.7–32.9	34	90.3
11	1,765	33.4	31.2–35.6	38.2	87.3
12	1,714	34.8	32.6–37.1	41.1	84.7
13	1,614	38	35.6–40.4	41.9	90.6

Source: DVSA MOT bulk data · Window: 2019–2024 · n = 10,633 (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 Mitsubishi Colt?

The most common failure group on cars built in 2011 is suspension: 15.4 items per 100 first tests, against 25.2 across all build years of the Mitsubishi Colt. These counts are not age-adjusted: cars built in 2011 were tested at ages 8 to 13.

Failure items per 100 first tests, Mitsubishi Colt built 2011 against the Mitsubishi Colt in all build years (2019–2024, not age-adjusted)
Failure group	Built 2011, per 100	All build years, per 100	Items
Suspension	15.4	25.2	1,637
Lamps, reflectors and electrical equipment	15.3	34.4	1,629
Visibility	10	14	1,058
Tyres	8.2	10.5	875
Steering	6.6	10	702

Source: DVSA MOT bulk data · Window: 2019–2024 · n = 10,633 (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 13 published build years of the Mitsubishi Colt, 2011 ranks 3 (1 = fails least for its age). 2010: index 96.1. 2012: index 92.2.

Mitsubishi Colt build years: index against the model at the same age (2019–2024)
Build year	Index (100 = normal)	95% interval	Verdict	Tests
2001	95.6	78.2–113.1	no different (rough estimate)	237
2002	90.1	76.7–103.4	no different (rough estimate)	386
2003	88.7	74.5–102.8	no different (rough estimate)	343
2004	101.1	96.4–105.8	no different (rough estimate)	3,632
2005	99.9	97.8–102.0	no different	17,897
2006	98.0	96.1–99.8	better	23,684
2007	101.7	100.0–103.4	no different	29,601
2008	105.3	103.6–107.0	worse	31,948
2009	98.5	96.7–100.4	no different	26,312
2010	96.1	93.7–98.4	better	16,743
2011	90.9	87.8–93.9	better	10,633
2012	92.2	88.7–95.6	better	9,281
2013	96.9	90.6–103.2	no different (rough estimate)	3,217

Source: DVSA MOT bulk data · Window: 2019–2024 · n = 173,914 (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). Mitsubishi Colt 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/mitsubishi-colt/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.

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