Audi A2 2004: MOT failure rate for its age

43.6% of 11,282 MOT tests of the Audi A2 first registered in 2004 failed at the first attempt (2019–2024; retests excluded). Against this model's own normal rate at the same ages the index is 95.5 (95% CI 92.8–98.2; 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).

Audi A2 built in 2004 at a glance
Measure	Value	Unit	Compared with	Years	Tests
Failed first time	43.6	%	all ages tested	2019–2024	11282
Index against this model at the same age (95% CI 92.8–98.2)	95.5	index	100 = normal for this model at that age	2019–2024	11282
Rank among this model's 6 build years	1	of 6	1 = fails least for its age	2019–2024	11282
Tested in 2024	1480	tests	median 125,834 miles	2024	1480

Built 2004 against Audi A2 normal for the age: first-time MOT failure share at each age, age 15: 45.5% vs 48.2%; age 16: 41.8% vs 44.4%; age 17: 44.2% vs 46.3%; age 18: 42.3% vs 44.4%; age 19: 43.7% vs 44.7%; age 20: 43.6% vs 44.9%. Axis from 0% to 50%. DVSA MOT bulk data, 2019–2024.

Check a 2004 Audi A2 by registration · All Audi A2 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 2004 Audi A2 fail at each age?

Cars built in 2004 were tested at ages 15 to 20 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.

Audi A2 built 2004: 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)
15	2,326	45.5	43.5–47.6	48.2	94.5
16	2,018	41.8	39.6–43.9	44.4	94
17	1,946	44.2	42–46.4	46.3	95.4
18	1,835	42.3	40.1–44.6	44.4	95.3
19	1,677	43.7	41.4–46.1	44.7	97.8
20	1,480	43.6	41.1–46.2	44.9	97.2

Source: DVSA MOT bulk data · Window: 2019–2024 · n = 11,282 (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 2004 Audi A2?

The most common failure group on cars built in 2004 is brakes: 30.5 items per 100 first tests, against 32 across all build years of the Audi A2. These counts are not age-adjusted: cars built in 2004 were tested at ages 15 to 20.

Failure items per 100 first tests, Audi A2 built 2004 against the Audi A2 in all build years (2019–2024, not age-adjusted)
Failure group	Built 2004, per 100	All build years, per 100	Items
Brakes	30.5	32	3,445
Lamps, reflectors and electrical equipment	30.3	33	3,413
Suspension	27.3	36.1	3,081
Noise, emissions and leaks	11.6	11.5	1,314
Tyres	11.2	11.5	1,258

Source: DVSA MOT bulk data · Window: 2019–2024 · n = 11,282 (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 2004 compare with the years around it?

Among the 6 published build years of the Audi A2, 2004 ranks 1 (1 = fails least for its age). 2003: index 100.4. 2005: index 95.5.

Audi A2 build years: index against the model at the same age (2019–2024)
Build year	Index (100 = normal)	95% interval	Verdict	Tests
2000	101.0	89.6–112.4	no different (rough estimate)	643
2001	100.4	97.3–103.4	no different	9,160
2002	102.3	99.7–104.9	no different	12,811
2003	100.4	97.5–103.3	no different	10,130
2004	95.5	92.8–98.2	better	11,282
2005	95.5	92.0–99.0	better	6,579

Source: DVSA MOT bulk data · Window: 2019–2024 · n = 50,605 (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). Audi A2 2004 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/audi-a2/2004/

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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