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Audi A8 - 2015

73.8 faults per 100 tests
Year average for all cars of 2015 is 174.5 faults per 100 tests
Dataset: MOT tests in Great Britain (period: 2024-01-01 to 2025-09-10) for Audi A8, model year 2015. Sample size: 1,158 cars, 2,484 tests and 1,833 recorded faults.
0%
Less faults compared to the average car of same model year

Quick summary

Total: 1,158 cars

The 2015 Audi A8 exhibits a notably lower overall defect rate of 74 defects per 100 cars, compared to the average of 170 defects, making it 57% better than the yearly average. Although it shows higher defect rates in the 0–31,000 and 31,000–62,000 mileage categories, it significantly excels in areas such as brakes, steering, and lights and electrics, with defects in these categories being much lower than average. The model stands out for its exceptional performance in critical areas, indicating a strong reliability profile compared to its peers.

Cars by mileage segment

Total: 1,158 cars

More model years for Audi A8

2001 2002 2003 2004 2005 2006 2007 2008 2009 2010 2011 2012 2013 2014 2015 2016 2017 2018 2019 2020 2021 2022

Other models from Audi

Audi A1 Audi A2 Audi A3 Audi A4 Audi A5 Audi A6 Audi A7 Audi A8 Audi ALLROAD Audi E-TRON Audi Q2 Audi Q3 Audi Q4 Audi Q5 Audi Q7 Audi Q8 Audi R8 Audi RS4 Audi S3 Audi S4 Audi TT

Categories

Brakes
▲ 54.5% better
38.5 faults / 100 tests
Year avg: 84.7 / 100 tests
  • Brake disc or drum: insecure, fractured or otherwise likely to fail
  • Brake disc or drum: significantly and obviously worn
  • Excessive fluctuation in brake effort through each wheel revolution
  • Brake lining or pad: worn below 1.5mm
  • Significant brake effort recorded with no brake applied indicating a binding brake
Steering
▲ 87.9% better
1.2 faults / 100 tests
Year avg: 9.9 / 100 tests
  • A steering ball joint: with excessive wear or free play
  • Steering rack gaiter or ball joint dust cover: damaged or deteriorated
  • A steering ball joint: with excessive wear or free play
  • Steering rack gaiter or ball joint dust cover: missing or no longer prevents the ingress of dirt etc.
Visibility
▲ 51.6% better
7.8 faults / 100 tests
Year avg: 16.1 / 100 tests
  • Windscreen or window damaged or seriously discoloured: but not adversely affecting driver’s view
  • Windscreen washers not working or not providing sufficient fluid to clear the windscreen
  • An obstruction: materially affecting the driver’s view of the road through the swept area of the windscreen or an obligatory external mirror not visible
  • Wiper blade: defective
  • Wiper blade: missing or obviously not clearing the windscreen
Lights & Electrics
▲ 90.0% better
3.1 faults / 100 tests
Year avg: 31.0 / 100 tests
  • The aim of a headlamp is not within limits laid down in the requirements
  • 4.11 (a) (iii)
  • A rear registration plate lamp or light source missing or inoperative: when rear registration plate has 2 or more lamps or light sources
  • A direction indicator: lamp missing, inoperative or in the case of a multiple light source more than 1/2 not functioning
  • Lamp not securely attached
Wheels & Suspension
▲ 49.5% better
90.0 faults / 100 tests
Year avg: 178.3 / 100 tests
  • Tyre tread depth not in accordance with the requirements
  • A tyre: with a lump, bulge or tear … or with cords exposed or damaged
  • A tyre: with a lump, bulge or tear … or with cords exposed or damaged
  • A suspension pin, bush, joint or bearing: excessively worn
  • A tyre: with a cut in excess of the requirements deep enough to reach the ply or cords
Body/Structure
▲ 80.3% better
2.3 faults / 100 tests
Year avg: 11.7 / 100 tests
  • A transmission shaft constant velocity joint boot: severely deteriorated
  • Vehicle structure corroded to the extent that: the rigidity of the assembly is significantly reduced
  • Exhaust system has a major leak or is insecure
  • A transmission shaft constant velocity joint boot: missing, split, insecure or no longer prevents the ingress of dirt
  • A body panel or body component: likely to become detached
Equipment
▲ 87.5% better
0.5 faults / 100 tests
Year avg: 4.0 / 100 tests
  • An SRS malfunction indicator lamp (MIL) indicates a system malfunction
  • An SRS malfunction indicator lamp (MIL) indicates a system malfunction
Other
▲ 68.2% better
4.2 faults / 100 tests
Year avg: 13.2 / 100 tests
  • Fluid: leaking excessively and likely to harm the environment or to pose a safety risk to other road users
  • Emissions levels exceed the manufacturer’s specified limits
  • Engine MIL inoperative or indicating a malfunction
  • Engine MIL inoperative or indicating a malfunction
  • Engine MIL inoperative or indicating a malfunction

Fault rate by mileage segment

Model    Year average
0 342 0–31,000 mi 31,000–62,000 62,000–93,000 93,000–124,000 124,000+
* Metric: faults per 100 tests.

Most common faults (Top 10)

Tyre tread depth not in accordance with the requirements
ADVISORY
Occurrences: 502
A suspension pin, bush, joint or bearing: excessively worn
ADVISORY
Occurrences: 259
Brake disc or drum: insecure, fractured or otherwise likely to fail
ADVISORY
Occurrences: 170
Brake lining or pad: worn below 1.5mm
ADVISORY
Occurrences: 143
A tyre: with a lump, bulge or tear … or with cords exposed or damaged
ADVISORY
Occurrences: 108
Brake disc or drum: significantly and obviously worn
ADVISORY
Occurrences: 70
Windscreen or window damaged or seriously discoloured: but not adversely affecting driver’s view
MINOR
Occurrences: 56
A tyre: with a cut in excess of the requirements deep enough to reach the ply or cords
ADVISORY
Occurrences: 55
A tyre: with a lump, bulge or tear … or with cords exposed or damaged
FAIL
Occurrences: 54
Tyre tread depth not in accordance with the requirements
FAIL
Occurrences: 36

Serious faults (Top 10)

A tyre: with a lump, bulge or tear … or with cords exposed or damaged
FAIL
Occurrences: 54
Tyre tread depth not in accordance with the requirements
FAIL
Occurrences: 36
A tyre: with a cut in excess of the requirements deep enough to reach the ply or cords
FAIL
Occurrences: 21
A suspension pin, bush, joint or bearing: excessively worn
FAIL
Occurrences: 13
Brake lining or pad: worn below 1.5mm
FAIL
Occurrences: 12
A direction indicator: lamp missing, inoperative or in the case of a multiple light source more than 1/2 not functioning
FAIL
Occurrences: 9
Significant brake effort recorded with no brake applied indicating a binding brake
FAIL
Occurrences: 7
Brake lining or pad: worn down to wear indicator
FAIL
Occurrences: 7
Engine MIL inoperative or indicating a malfunction
FAIL
Occurrences: 7
Engine MIL inoperative or indicating a malfunction
FAIL
Occurrences: 6