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Seat Altea 2012: MOT failure rate for its age

29.4% of 10,647 MOT tests of the Seat Altea first registered in 2012 failed at the first attempt (2019–2024; retests excluded). Against this model's own normal rate at the same ages the index is 90.8 (95% CI 87.6–94.0; 100 = normal for this model at that age): the 2012 Seat Altea fails less often than other build years of the same model at the same age.

Seat Altea built in 2012 at a glance
MeasureValueUnitCompared withYearsTests
Failed first time29.4%all ages tested2019–202410647
Index against this model at the same age (95% CI 87.6–94.0)90.8index100 = normal for this model at that age2019–202410647
Rank among this model's 12 build years1of 121 = fails least for its age2019–202410647
Tested in 20241604testsmedian 95,433 miles20241604
line · Seat Altea built 2012 · first-time MOT failure share by age · built 2012 24.4% vs model normal 25.3% at age 7 · 2019–2024
Built 2012 against Seat Altea normal for the age: first-time MOT failure share at each age, age 7: 24.4% vs 25.3%; age 8: 25.2% vs 26.8%; age 9: 28.5% vs 31.2%; age 10: 30.8% vs 33.4%; age 11: 33.6% vs 38.5%; age 12: 34.8% vs 40.6%. Axis from 0% to 50%. DVSA MOT bulk data, 2019–2024.
Check a 2012 Seat Altea by registration · All Seat Altea 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 2012 Seat Altea fail at each age?

Cars built in 2012 were tested at ages 7 to 12 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.

Seat Altea built 2012: first-time MOT failure by age, against the model's normal rate at that age (2019–2024)
AgeTestsFailed, %95% intervalNormal for this model at that age, %Index (100 = normal)
71,92724.422.6–26.425.396.7
81,80825.223.2–27.226.894
91,82628.526.5–30.631.291.5
101,76830.828.7–3333.492.4
111,71433.631.4–35.938.587.2
121,60434.832.5–37.240.685.7

Source: DVSA MOT bulk data · Window: 2019–2024 · n = 10,647 (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 2012 Seat Altea?

The most common failure group on cars built in 2012 is lamps, reflectors and electrical equipment: 17.3 items per 100 first tests, against 24 across all build years of the Seat Altea. These counts are not age-adjusted: cars built in 2012 were tested at ages 7 to 12.

Failure items per 100 first tests, Seat Altea built 2012 against the Seat Altea in all build years (2019–2024, not age-adjusted)
Failure groupBuilt 2012, per 100All build years, per 100Items
Lamps, reflectors and electrical equipment17.3241,844
Suspension13.430.91,429
Brakes11.318.41,201
Tyres9.9121,053
Visibility5.99631

Source: DVSA MOT bulk data · Window: 2019–2024 · n = 10,647 (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 2012 compare with the years around it?

Among the 12 published build years of the Seat Altea, 2012 ranks 1 (1 = fails least for its age). 2011: index 92.7. 2013: index 98.5.

Seat Altea build years: index against the model at the same age (2019–2024)
Build yearIndex (100 = normal)95% intervalVerdictTests
2004105.5100.5–110.4worse (rough estimate)3,300
2005102.399.1–105.6no different7,681
2006102.8100.3–105.3worse13,345
2007100.098.0–102.1no different20,236
2008100.898.5–103.1no different16,290
2009100.898.1–103.5no different12,522
2010101.498.2–104.6no different9,607
201192.789.4–96.1better8,864
201290.887.6–94.0better10,647
201398.594.8–102.3no different9,378
201493.688.2–99.0better4,861
201593.485.9–101.0no different (rough estimate)2,857

Source: DVSA MOT bulk data · Window: 2019–2024 · n = 119,588 (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). Seat Altea 2012 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/seat-altea/2012/

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.

Other pages for this model

Seat Altea 2004 · Seat Altea 2005 · Seat Altea 2006 · Seat Altea 2007 · Seat Altea 2008 · Seat Altea 2009 · Seat Altea 2010 · Seat Altea 2011 · Seat Altea 2013 · Seat Altea 2014 · Seat Altea 2015 · Seat Altea in Finland · Seat Altea in the Netherlands · Seat Altea by postcode area · Seat Altea body, chassis and structure failures · Seat Altea brakes failures · Seat Altea vehicle identification failures · Seat Altea lamps, reflectors and electrics failures · Seat Altea noise, emissions and leaks failures · Seat Altea road wheels failures · Seat Altea seat belts and airbags failures · Seat Altea steering failures · Seat Altea suspension failures · Seat Altea tyres failures · Seat Altea visibility failures