MOT Risk Index.co.uk

SEAT Tarraco 2020: MOT failure rate for its age

13.8% of 4,265 MOT tests of the SEAT Tarraco first registered in 2020 failed at the first attempt (2019–2024; retests excluded). Against this model's own normal rate at the same ages the index is 101.4 (95% CI 93.2–109.5; 100 = normal for this model at that age): the 2020 build year is no different from other years of the same model at the same age.

SEAT Tarraco built in 2020 at a glance
MeasureValueUnitCompared withYearsTests
Failed first time13.8%all ages tested2019–20244265
Index against this model at the same age (95% CI 93.2–109.5)101.4index100 = normal for this model at that age2019–20244265
Rank among this model's 2 build years1of 21 = fails least for its age2019–20244265
Tested in 20242086testsmedian 35,193 miles20242086
line · SEAT Tarraco built 2020 · first-time MOT failure share by age · built 2020 14.3% vs model normal 13.6% at age 3 · 2019–2024
Built 2020 against SEAT Tarraco normal for the age: first-time MOT failure share at each age, age 3: 14.3% vs 13.6%; age 4: 13.3% vs 13.7%. Axis from 0% to 20%. DVSA MOT bulk data, 2019–2024.
Check a 2020 SEAT Tarraco by registration · All SEAT Tarraco 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 2020 SEAT Tarraco fail at each age?

Cars built in 2020 were tested at ages 3 to 4 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 Tarraco built 2020: 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)
32,17914.312.9–15.813.6105.1
42,08613.311.9–14.913.797.5

Source: DVSA MOT bulk data · Window: 2019–2024 · n = 4,265 (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 2020 SEAT Tarraco?

The most common failure group on cars built in 2020 is tyres: 7 items per 100 first tests, against 7.7 across all build years of the SEAT Tarraco. These counts are not age-adjusted: cars built in 2020 were tested at ages 3 to 4.

Failure items per 100 first tests, SEAT Tarraco built 2020 against the SEAT Tarraco in all build years (2019–2024, not age-adjusted)
Failure groupBuilt 2020, per 100All build years, per 100Items
Tyres77.7308
Visibility44.2177
Brakes3.84.4166
Seat belts and supplementary restraint systems3.12.6136
Lamps, reflectors and electrical equipment1.92.284

Source: DVSA MOT bulk data · Window: 2019–2024 · n = 4,405 (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 2020 compare with the years around it?

Among the 2 published build years of the SEAT Tarraco, 2020 ranks 1 (1 = fails least for its age). 2019: index 105.6.

SEAT Tarraco build years: index against the model at the same age (2019–2024)
Build yearIndex (100 = normal)95% intervalVerdictTests
2019105.6100.9–110.3worse12,746
2020101.493.2–109.5no different4,265

Source: DVSA MOT bulk data · Window: 2019–2024 · n = 17,011 (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 Tarraco 2020 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-tarraco/2020/

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 Tarraco 2019 · SEAT Tarraco in the Netherlands · SEAT Tarraco by postcode area · SEAT Tarraco body, chassis and structure failures · SEAT Tarraco brakes failures · SEAT Tarraco vehicle identification failures · SEAT Tarraco lamps, reflectors and electrics failures · SEAT Tarraco noise, emissions and leaks failures · SEAT Tarraco seat belts and airbags failures · SEAT Tarraco suspension failures · SEAT Tarraco tyres failures · SEAT Tarraco visibility failures