Audi A8 - 2014
72.4 faults per 100 tests
Year average for all cars of 2014 is 198.0 faults per 100 tests
Dataset: MOT tests in Great Britain (period: 2024-01-01 to 2025-09-10) for Audi A8, model year 2014.
Sample size: 1,053 cars, 2,237 tests and 1,620 recorded faults.
0%
Less faults compared to the average car of same model year
Less faults compared to the average car of same model year
Quick summary
Total: 1,053 cars
The 2014 Audi A8 demonstrates a significantly lower overall defect rate compared to the average vehicle of the same year, with 72 defects per 100 cars, which is 63% better than the average of 194 defects. Notably, as mileage increases, defects rise sharply, with the highest rate observed in the 93,000-124,000 mile bracket at 232 defects per 100 cars. The Audi A8 excels particularly in categories such as brakes and steering, showing defects at just 31% and 1% of the average rates respectively, while also performing well in visibility and electrics. Overall, this model stands out with fewer issues in critical areas, contributing to its reputation for reliability.
Cars by mileage segment
Total: 1,053 cars
Categories
Brakes
▲ 66.2% better
31.4 faults / 100 tests
Year avg: 92.8 / 100 tests
- Brake lining or pad: worn below 1.5mm
- Brake disc or drum: significantly and obviously worn
- Brake lining or pad: worn down to wear indicator
- Brake disc or drum: insecure, fractured or otherwise likely to fail
- Excessive fluctuation in brake effort through each wheel revolution
Steering
▲ 95.0% better
0.6 faults / 100 tests
Year avg: 11.9 / 100 tests
- Free play in the steering, measured at the rim of the steering wheel is: excessive
- Steering gear fixing bolts: missing or ineffective
- Steering rack gaiter or ball joint dust cover: damaged or deteriorated
- EPS MIL indicating a system malfunction
Visibility
▲ 49.4% better
8.7 faults / 100 tests
Year avg: 17.2 / 100 tests
- Wiper blade: defective
- Windscreen washers not working or not providing sufficient fluid to clear the windscreen
- Windscreen or window damaged or seriously discoloured: but not adversely affecting driver’s view
- Wiper blade: missing or obviously not clearing the windscreen
- Wiper blade: missing or obviously not clearing the windscreen
Lights & Electrics
▲ 91.4% better
3.4 faults / 100 tests
Year avg: 39.5 / 100 tests
- The aim of a headlamp is not within limits laid down in the requirements
- Stop lamp(s): with a multiple light source up to 1/2 not functioning
- A direction indicator: lamp missing, inoperative or in the case of a multiple light source more than 1/2 not functioning
- A rear registration plate lamp or light source missing or inoperative: when rear registration plate has 2 or more lamps or light sources
- Stop lamp(s): all missing or inoperative
Wheels & Suspension
▲ 53.9% better
91.7 faults / 100 tests
Year avg: 198.8 / 100 tests
- A suspension pin, bush, joint or bearing: excessively worn
- A suspension component: excessively damaged or corroded
- 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 cut in excess of the requirements deep enough to reach the ply or cords
Body/Structure
▲ 82.1% better
2.8 faults / 100 tests
Year avg: 15.6 / 100 tests
- A transmission shaft constant velocity joint boot: missing, split, insecure or no longer prevents the ingress of dirt
- A door will not open using the relevant control or close properly
- A transmission shaft constant velocity joint boot: severely deteriorated
- Exhaust system has a major leak or is insecure
- Exhaust system has a major leak or is insecure
Equipment
▲ 86.7% better
0.6 faults / 100 tests
Year avg: 4.5 / 100 tests
- Seat belt buckle missing, damaged or not functioning as intended
- An SRS malfunction indicator lamp (MIL) indicates a system malfunction
- A seat belt:
Other
▲ 64.3% better
5.6 faults / 100 tests
Year avg: 15.7 / 100 tests
- Fluid: leaking excessively and likely to harm the environment or to pose a safety risk to other road users
- Engine MIL inoperative or indicating a malfunction
- Any part of the noise suppression system: insecure
- Engine MIL inoperative or indicating a malfunction
- Emissions levels exceed default limits
Fault rate by mileage segment
Model
Year average
* Metric: faults per 100 tests.
Most common faults (Top 10)
Tyre tread depth not in accordance with the requirements
ADVISORY
Occurrences: 477
A suspension pin, bush, joint or bearing: excessively worn
ADVISORY
Occurrences: 233
Brake lining or pad: worn below 1.5mm
ADVISORY
Occurrences: 113
A tyre: with a lump, bulge or tear … or with cords exposed or damaged
ADVISORY
Occurrences: 113
Brake disc or drum: insecure, fractured or otherwise likely to fail
ADVISORY
Occurrences: 106
Brake disc or drum: significantly and obviously worn
ADVISORY
Occurrences: 56
Windscreen or window damaged or seriously discoloured: but not adversely affecting driver’s view
MINOR
Occurrences: 51
A suspension component: excessively damaged or corroded
ADVISORY
Occurrences: 35
A tyre: with a cut in excess of the requirements deep enough to reach the ply or cords
ADVISORY
Occurrences: 31
Tyre tread depth not in accordance with the requirements
FAIL
Occurrences: 28
Serious faults (Top 10)
Tyre tread depth not in accordance with the requirements
FAIL
Occurrences: 28
A tyre: with a lump, bulge or tear … or with cords exposed or damaged
FAIL
Occurrences: 26
A tyre: with a cut in excess of the requirements deep enough to reach the ply or cords
FAIL
Occurrences: 17
A suspension pin, bush, joint or bearing: excessively worn
FAIL
Occurrences: 17
Engine MIL inoperative or indicating a malfunction
FAIL
Occurrences: 14
Brake lining or pad: worn down to wear indicator
FAIL
Occurrences: 10
A transmission shaft constant velocity joint boot: missing, split, insecure or no longer prevents the ingress of dirt
FAIL
Occurrences: 7
Brake lining or pad: worn below 1.5mm
FAIL
Occurrences: 6
Flexible brake hose: excessively damaged, deteriorated, chafed, twisted or stretched
FAIL
Occurrences: 5
An SRS malfunction indicator lamp (MIL) indicates a system malfunction
FAIL
Occurrences: 5