Audi A6 2017: MOT failure rate for its age

11.4% of 52,435 MOT tests of the Audi A6 first registered in 2017 failed at the first attempt (2019–2024; retests excluded). Against this model's own normal rate at the same ages the index is 95.2 (95% CI 92.8–97.6; 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 A6 built in 2017 at a glance
Measure	Value	Unit	Compared with	Years	Tests
Failed first time	11.4	%	all ages tested	2019–2024	52435
Index against this model at the same age (95% CI 92.8–97.6)	95.2	index	100 = normal for this model at that age	2019–2024	52435
Rank among this model's 23 build years	5	of 23	1 = fails least for its age	2019–2024	52435
Tested in 2024	9430	tests	median 70,834 miles	2024	9430

Built 2017 against Audi A6 normal for the age: first-time MOT failure share at each age, age 3: 8.9% vs 10.4%; age 4: 11.1% vs 11%; age 5: 11.3% vs 11.4%; age 6: 12.5% vs 13.2%; age 7: 14.5% vs 14.8%. Axis from 0% to 20%. DVSA MOT bulk data, 2019–2024.

Check a 2017 Audi A6 by registration · All Audi A6 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 2017 Audi A6 fail at each age?

Cars built in 2017 were tested at ages 3 to 7 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 A6 built 2017: 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)
3	13,902	8.9	8.4–9.4	10.4	85.7
4	9,946	11.1	10.5–11.8	11	101.4
5	9,621	11.3	10.6–11.9	11.4	98.4
6	9,536	12.5	11.9–13.2	13.2	95.4
7	9,430	14.5	13.8–15.2	14.8	97.6

Source: DVSA MOT bulk data · Window: 2019–2024 · n = 52,435 (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 2017 Audi A6?

The most common failure group on cars built in 2017 is tyres: 7.8 items per 100 first tests, against 10.2 across all build years of the Audi A6. These counts are not age-adjusted: cars built in 2017 were tested at ages 3 to 7.

Failure items per 100 first tests, Audi A6 built 2017 against the Audi A6 in all build years (2019–2024, not age-adjusted)
Failure group	Built 2017, per 100	All build years, per 100	Items
Tyres	7.8	10.2	4,141
Visibility	4	6.7	2,127
Brakes	1.8	5.3	934
Lamps, reflectors and electrical equipment	1.2	12.4	645
Body, chassis, structure	1.1	3.7	557

Source: DVSA MOT bulk data · Window: 2019–2024 · n = 52,898 (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 2017 compare with the years around it?

Among the 23 published build years of the Audi A6, 2017 ranks 5 (1 = fails least for its age). 2016: index 99.8. 2018: index 99.2.

Audi A6 build years: index against the model at the same age (2019–2024)
Build year	Index (100 = normal)	95% interval	Verdict	Tests
1998	108.6	95.4–121.8	no different (rough estimate)	535
1999	106.1	97.9–114.3	no different (rough estimate)	1,365
2000	106.6	100.0–113.2	no different (rough estimate)	2,180
2001	105.1	99.2–111.0	no different (rough estimate)	2,766
2002	107.7	103.5–111.9	worse	5,881
2003	105.2	101.8–108.7	worse	8,717
2004	106.5	103.6–109.5	worse	12,433
2005	100.8	98.5–103.1	no different	19,936
2006	97.5	95.6–99.4	better	30,937
2007	101.8	100.2–103.3	worse	48,503
2008	105.1	103.5–106.8	worse	45,260
2009	103.9	101.8–106.0	worse	30,208
2010	105.1	103.3–107.0	worse	44,486
2011	103.0	101.1–104.9	worse	45,852
2012	92.0	90.3–93.8	better	52,516
2013	94.4	92.7–96.1	better	65,564
2014	100.7	98.9–102.6	no different	67,246
2015	94.5	92.6–96.4	better	71,208
2016	99.8	98.0–101.7	no different	84,662
2017	95.2	92.8–97.6	better	52,435
2018	99.2	96.1–102.3	no different	34,408
2019	98.3	94.7–101.8	no different	27,962
2020	88.4	81.8–95.1	better	7,498

Source: DVSA MOT bulk data · Window: 2019–2024 · n = 762,558 (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 A6 2017 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-a6/2017/

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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