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MOT reliability

Audi A8

23,406 vehicles · 261,162 completed MOT tests analysed
82%
MOT pass rate

Based on 23,406 Audi A8 vehicles and 261,162 completed MOT tests, the Audi A8 has an overall 82% pass rate, with an average recorded mileage of 132,119 miles.

23,406
Vehicles
261,162
MOT tests
9,920
Avg miles / year
1.3
Faults per test
2%
Dangerous-fault share

Audi A8 problem areas

Where faults occur most across all Audi A8 MOT tests:

  • Other76%
  • Tyres, wheels & suspension20%
  • Brakes10%
  • Emissions & nuisance4%
  • Lamps & electrical4%
  • Visibility2%
  • Body & structure1%
  • Seatbelts & equipment1%

Audi A8 pass rate by age

How the Audi A8's MOT pass rate changes as it ages (buckets with 20+ tests).

Age (years)TestsPass rate
179797%
21,86594%
320,37790%
420,60988%
521,32287%
621,70886%
721,86484%
821,27182%
920,68881%
1019,51080%
1117,69378%
1215,07178%
1312,76878%
1410,76977%
158,59376%
166,92675%
175,43876%
184,01676%
193,07275%
202,08275%

Fuel types: Diesel (14,730), Petrol (8,523), LPG (117), Hybrid Electric (Clean) (19), Gas Bi-Fuel (6), Other (4), Electric (3), Electric Diesel (2)

Most common Audi A8 MOT faults

These are the faults and advisories recorded most often across Audi A8 MOT tests:

  1. Nearside Rear Tyre worn close to the legal limit (4.1.E.1) (7,965 times)
  2. Offside Rear Tyre worn close to the legal limit (4.1.E.1) (7,741 times)
  3. Nearside Front Tyre worn close to the legal limit (4.1.E.1) (7,028 times)
  4. Offside Front Tyre worn close to the legal limit (4.1.E.1) (6,940 times)
  5. Under-trays fitted obscuring some underside components (6,527 times)
  6. Engine covers fitted obscuring some components in the engine bay (5,597 times)
  7. Nearside Front Tyre worn close to legal limit/worn on edge (5.2.3 (e)) (4,625 times)
  8. Offside Front Tyre worn close to legal limit/worn on edge (5.2.3 (e)) (4,568 times)
  9. Nearside Rear Tyre worn close to legal limit/worn on edge (5.2.3 (e)) (4,262 times)
  10. Offside Rear Tyre worn close to legal limit/worn on edge (5.2.3 (e)) (4,120 times)
  11. Rear Brake pad(s) wearing thin (3.5.1g) (3,126 times)
  12. Oil leak, but not excessive (8.4.1 (a) (i)) (3,037 times)
  13. Oil leak (2,992 times)
  14. Windscreen has damage to an area less than a 40mm circle outside zone 'A' (8.3.1d) (2,864 times)
  15. Front brake disc worn, pitted or scored, but not seriously weakened (3.5.1i) (2,723 times)

Audi A8 pass rate by registration year

YearVehiclesTestsPass rateAvg mileage
2025 1 2 100% 43,872
2023 2 3 100% 31,041
2021 61 169 98% 50,816
2020 213 782 94% 58,188
2019 795 3,714 94% 67,643
2018 1,084 5,957 93% 72,926
2017 710 5,078 93% 82,234
2016 1,024 7,783 92% 91,057
2015 1,132 9,715 91% 97,142
2014 1,077 10,047 92% 111,038
2013 968 9,693 91% 113,980
2012 1,038 11,124 90% 127,407
2011 1,218 13,565 89% 135,806
2010 777 9,593 87% 141,072
2009 688 9,142 85% 154,539
2008 1,383 19,512 84% 158,008
2007 1,385 19,882 82% 160,068
2006 1,231 17,604 82% 161,658
2005 1,519 21,161 81% 158,909
2004 1,240 17,252 81% 150,294
2003 831 11,291 80% 139,748
2002 600 9,204 72% 144,957
2001 665 9,382 72% 139,637
2000 636 8,169 69% 146,361
1999 786 9,145 68% 152,336
1998 730 8,127 68% 150,125
1997 751 7,193 69% 147,433
1996 459 4,038 69% 147,540
1995 350 2,675 68% 149,586
1994 45 284 69% 141,815
1992 1 8 50% 150,363
1990 3 40 90% 141,392

Audi A8 reliability FAQ

Across 23,406 Audi A8 vehicles in our MOT data, 82% pass the MOT (a 18% failure rate), with about 1.3 faults or advisories recorded per test.

The most frequently recorded Audi A8 MOT issues are: Nearside Rear Tyre worn close to the legal limit (4.1.E.1); Offside Rear Tyre worn close to the legal limit (4.1.E.1); Nearside Front Tyre worn close to the legal limit (4.1.E.1).

The typical Audi A8 in our data has covered around 132,119 miles.

Compare the Audi A8

See how the Audi A8 stacks up against other Audi models on MOT reliability:

A8 vs A3 A8 vs A4 A8 vs A6 A8 vs A1

Check a specific Audi A8

Enter a registration to see that exact vehicle's full MOT history, advisories and recurring faults.

See all Audi models · Learn about common MOT failures · what an MOT checks