Audi A8 - 2011
137.4 faults per 100 tests
Year average for all cars of 2011 is 274.4 faults per 100 tests
Dataset: MOT tests in Great Britain (period: 2024-01-01 to 2025-09-10) for Audi A8, model year 2011.
Sample size: 846 cars, 1,762 tests and 2,421 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: 846 cars
The 2011 Audi A8 exhibits a significantly lower overall defect rate compared to the average car of the same year, with 137 defects per 100 vehicles, which is 49% better than the average of 271 defects. The model shows an increasing trend in defects as mileage increases, with the highest rate observed in the 124,000+ miles category at 277 defects per 100 vehicles. Notably, the Audi A8 excels in several categories such as brakes, steering, and body structure, where it performs substantially better than the average vehicle. However, tyre wear is not highlighted as a significant issue for this model compared to other defects.
Cars by mileage segment
Total: 846 cars
Categories
Brakes
▲ 49.6% better
55.4 faults / 100 tests
Year avg: 109.9 / 100 tests
- Brake disc or drum: insecure, fractured or otherwise likely to fail
- Brake disc or drum: significantly and obviously worn
- Brakes imbalance across an axle such that: the braking effort from any wheel is less than 70% of the maximum effort recorded from the other wheel on the same axle. Or in the case of testing on the road, the vehicle deviates excessively from a straight lin
- Brake lining or pad: worn below 1.5mm
- Brake lining or pad: worn below 1.5mm
Steering
▲ 69.0% better
4.9 faults / 100 tests
Year avg: 15.8 / 100 tests
- A steering ball joint: with excessive wear or free play
- Free play in the steering, measured at the rim of the steering wheel is: excessive
- Steering rack gaiter or ball joint dust cover: damaged or deteriorated
- Steering rack gaiter or ball joint dust cover: missing or no longer prevents the ingress of dirt etc.
- A steering ball joint: with excessive wear or free play
Visibility
▲ 47.2% better
11.2 faults / 100 tests
Year avg: 21.2 / 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
- Wiper blade: defective
- Windscreen washers not working or not providing sufficient fluid to clear the windscreen
- Wiper blade: missing or obviously not clearing the windscreen
Lights & Electrics
▲ 69.2% better
21.2 faults / 100 tests
Year avg: 68.9 / 100 tests
- The aim of a headlamp is not within limits laid down in the requirements
- A rear registration plate lamp or light source missing or inoperative: when rear registration plate has only one lamp or all lamps not working
- A rear registration plate lamp or light source missing or inoperative: when rear registration plate has 2 or more lamps or light sources
- A rear registration plate lamp or light source missing or inoperative: when rear registration plate has only one lamp or all lamps not working
- Product on the lens or light source which obviously reduces light intensity or changes emitted colour to other than white or yellow
Wheels & Suspension
▲ 40.8% better
157.7 faults / 100 tests
Year avg: 266.4 / 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 suspension pin, bush, joint or bearing: excessively worn
Body/Structure
▲ 76.7% better
7.3 faults / 100 tests
Year avg: 31.3 / 100 tests
- A transmission shaft constant velocity joint boot: severely deteriorated
- A transmission shaft constant velocity joint boot: missing, split, insecure or no longer prevents the ingress of dirt
- A transmission: joint, belt or chain excessively worn
- Exhaust system has a major leak or is insecure
- Fuel system: leaking, or missing or ineffective filler cap
Equipment
▲ 70.3% better
2.2 faults / 100 tests
Year avg: 7.4 / 100 tests
- A seat belt: webbing or flexible stalk significantly stretched or weakened
- A seat belt:
- An SRS malfunction indicator lamp (MIL) indicates a system malfunction
- Audible warning:
- Seat belt buckle missing, damaged or not functioning as intended
Other
▲ 46.0% better
15.0 faults / 100 tests
Year avg: 27.8 / 100 tests
- Engine MIL inoperative or indicating a malfunction
- Engine MIL inoperative or indicating a malfunction
- Fluid: leaking excessively and likely to harm the environment or to pose a safety risk to other road users
- Any part of the noise suppression system: insecure
- Fluid: leaking excessively and likely to harm the environment or to pose a safety risk to other road users
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: 522
A suspension pin, bush, joint or bearing: excessively worn
ADVISORY
Occurrences: 334
A tyre: with a lump, bulge or tear … or with cords exposed or damaged
ADVISORY
Occurrences: 207
Brake disc or drum: insecure, fractured or otherwise likely to fail
ADVISORY
Occurrences: 198
Brake lining or pad: worn below 1.5mm
ADVISORY
Occurrences: 108
Fluid: leaking excessively and likely to harm the environment or to pose a safety risk to other road users
ADVISORY
Occurrences: 107
A suspension component: excessively damaged or corroded
ADVISORY
Occurrences: 95
Brake disc or drum: significantly and obviously worn
ADVISORY
Occurrences: 95
A rear registration plate lamp or light source missing or inoperative: when rear registration plate has 2 or more lamps or light sources
MINOR
Occurrences: 88
Windscreen or window damaged or seriously discoloured: but not adversely affecting driver’s view
MINOR
Occurrences: 46
Serious faults (Top 10)
A suspension pin, bush, joint or bearing: excessively worn
FAIL
Occurrences: 35
Tyre tread depth not in accordance with the requirements
FAIL
Occurrences: 34
A tyre: with a cut in excess of the requirements deep enough to reach the ply or cords
FAIL
Occurrences: 20
A tyre: with a lump, bulge or tear … or with cords exposed or damaged
FAIL
Occurrences: 17
Windscreen washers not working or not providing sufficient fluid to clear the windscreen
FAIL
Occurrences: 14
Brake lining or pad: worn below 1.5mm
FAIL
Occurrences: 12
Wiper blade: missing or obviously not clearing the windscreen
FAIL
Occurrences: 10
Engine MIL inoperative or indicating a malfunction
FAIL
Occurrences: 10
A rear registration plate lamp or light source missing or inoperative: when rear registration plate has only one lamp or all lamps not working
FAIL
Occurrences: 9
A suspension joint dust cover: missing or no longer prevents the ingress of dirt etc.
FAIL
Occurrences: 9