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Audi A5 2009: MOT failure rate for its age

28.5% of 40,056 MOT tests of the Audi A5 first registered in 2009 failed at the first attempt (2019–2024; retests excluded). Against this model's own normal rate at the same ages the index is 102.1 (95% CI 100.2–104.0; 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 A5 built in 2009 at a glance
MeasureValueUnitCompared withYearsTests
Failed first time28.5%all ages tested2019–202440056
Index against this model at the same age (95% CI 100.2–104.0)102.1index100 = normal for this model at that age2019–202440056
Rank among this model's 14 build years9of 141 = fails least for its age2019–202440056
Tested in 20245759testsmedian 122,423 miles20245759
line · Audi A5 built 2009 · first-time MOT failure share by age · built 2009 26.6% vs model normal 26.8% at age 10 · 2019–2024
Built 2009 against Audi A5 normal for the age: first-time MOT failure share at each age, age 10: 26.6% vs 26.8%; age 11: 27.2% vs 26.7%; age 12: 28.8% vs 27.7%; age 13: 28.7% vs 28.4%; age 14: 30% vs 28.9%; age 15: 30.1% vs 29.3%. Axis from 0% to 40%. DVSA MOT bulk data, 2019–2024.
Check a 2009 Audi A5 by registration · All Audi A5 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 2009 Audi A5 fail at each age?

Cars built in 2009 were tested at ages 10 to 15 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 A5 built 2009: 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)
107,52926.625.6–27.626.899.3
116,85027.226.2–28.326.7102.1
126,89828.827.8–29.927.7104
136,71428.727.6–29.828.4101.1
146,3063028.9–31.128.9103.7
155,75930.128.9–31.329.3102.8

Source: DVSA MOT bulk data · Window: 2019–2024 · n = 40,056 (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 2009 Audi A5?

The most common failure group on cars built in 2009 is lamps, reflectors and electrical equipment: 14.1 items per 100 first tests, against 6.3 across all build years of the Audi A5. These counts are not age-adjusted: cars built in 2009 were tested at ages 10 to 15.

Failure items per 100 first tests, Audi A5 built 2009 against the Audi A5 in all build years (2019–2024, not age-adjusted)
Failure groupBuilt 2009, per 100All build years, per 100Items
Lamps, reflectors and electrical equipment14.16.35,640
Tyres13.112.15,250
Suspension12.56.85,014
Visibility8.15.63,253
Brakes6.84.32,730

Source: DVSA MOT bulk data · Window: 2019–2024 · n = 40,056 (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 2009 compare with the years around it?

Among the 14 published build years of the Audi A5, 2009 ranks 9 (1 = fails least for its age). 2008: index 106.2. 2010: index 102.7.

Audi A5 build years: index against the model at the same age (2019–2024)
Build yearIndex (100 = normal)95% intervalVerdictTests
200792.088.5–95.5better9,994
2008106.2104.0–108.4worse29,193
2009102.1100.2–104.0worse40,056
2010102.7101.2–104.2worse65,904
2011100.799.1–102.3no different61,416
201299.197.5–100.8no different58,657
2013101.399.7–103.0no different66,297
2014100.498.7–102.2no different65,894
2015102.1100.2–104.0worse64,121
2016104.2102.0–106.4worse51,920
201791.289.4–93.0better77,277
201895.793.2–98.1better47,329
2019101.798.4–104.9no different30,320
2020113.5107.3–119.7worse9,896

Source: DVSA MOT bulk data · Window: 2019–2024 · n = 678,274 (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 A5 2009 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-a5/2009/

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

Audi A5 2007 · Audi A5 2008 · Audi A5 2010 · Audi A5 2011 · Audi A5 2012 · Audi A5 2013 · Audi A5 2014 · Audi A5 2015 · Audi A5 2016 · Audi A5 2017 · Audi A5 2018 · Audi A5 2019 · Audi A5 2020 · Audi A5 in Norway · Audi A5 in Finland · Audi A5 in the Netherlands · Audi A5 by postcode area · Audi A5 body, chassis and structure failures · Audi A5 brakes failures · Audi A5 vehicle identification failures · Audi A5 lamps, reflectors and electrics failures · Audi A5 noise, emissions and leaks failures · Audi A5 road wheels failures · Audi A5 seat belts and airbags failures · Audi A5 steering failures · Audi A5 suspension failures · Audi A5 tyres failures · Audi A5 visibility failures