Audi TT - 2020
73.3 faults per 100 tests
Year average for all cars of 2020 is 91.3 faults per 100 tests
Dataset: MOT tests in Great Britain (period: 2024-01-01 to 2025-09-10) for Audi TT, model year 2020.
Sample size: 3,857 cars, 9,076 tests and 6,656 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: 3,857 cars
The 2020 Audi TT shows an overall defect rate of 73 per 100 vehicles, which is 18% lower than the average for cars of the same year. Notably, it performs particularly well in categories such as brakes, steering, and visibility, significantly underperforming compared to the average in these areas. Mileage-related trends reveal a consistent defect rate across various mileages, with the model maintaining competitive figures even at higher mileage ranges. Overall, the Audi TT demonstrates fewer issues compared to its peers, especially in critical areas such as braking and body structure.
Cars by mileage segment
Total: 3,857 cars
Categories
Brakes
▲ 33.3% better
33.9 faults / 100 tests
Year avg: 50.8 / 100 tests
- Brake disc or drum: insecure, fractured or otherwise likely to fail
- Brake disc or drum: significantly and obviously worn
- Brake lining or pad: worn below 1.5mm
- Brake lining or pad: worn below 1.5mm
- Excessive fluctuation in brake effort through each wheel revolution
Steering
▲ 100.0% better
0.0 faults / 100 tests
Year avg: 1.5 / 100 tests
- EPS MIL indicating a system malfunction
Visibility
▲ 47.5% better
7.4 faults / 100 tests
Year avg: 14.1 / 100 tests
- Windscreen or window damaged or seriously discoloured: but not adversely affecting driver’s view
- Wiper blade: missing or obviously not clearing the windscreen
- Windscreen washers not working or not providing sufficient fluid to clear the windscreen
- Wiper blade: defective
- Wiper blade: missing or obviously not clearing the windscreen
Lights & Electrics
▲ 79.5% better
2.3 faults / 100 tests
Year avg: 11.2 / 100 tests
- Headlamp cleaning device: inoperative in the case of LED or gas discharge systems (HID)
- Product on the lens or light source which obviously reduces light intensity or changes emitted colour to other than white or yellow
- 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
- Headlamp cleaning device: inoperative in the case of LED or gas discharge systems (HID)
Wheels & Suspension
▼ 4.2% worse
101.6 faults / 100 tests
Year avg: 97.5 / 100 tests
- Tyre tread depth not in accordance with the requirements
- A tyre: with a cut in excess of the requirements deep enough to reach the ply or cords
- Tyre tread depth not in accordance with the requirements
- A tyre: with a lump, bulge or tear … or with cords exposed or damaged
- A shock absorber damaged … or showing signs of severe leakage
Body/Structure
▲ 83.3% better
0.4 faults / 100 tests
Year avg: 2.4 / 100 tests
- 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 main load-bearing structural member: fractured or deformed such that structural rigidity is significantly reduced
- Bumper: insecure or with damage likely to cause injury when grazed or contacted
- Fuel system: leaking, or missing or ineffective filler cap
Equipment
▲ 60.0% better
0.6 faults / 100 tests
Year avg: 1.5 / 100 tests
- ESC MIL indicates a system malfunction
- Seat belt not functioning as intended or of an incorrect type
- An SRS malfunction indicator lamp (MIL) indicates a system malfunction
- Seat belt buckle missing, damaged or not functioning as intended
Other
▲ 86.5% better
0.5 faults / 100 tests
Year avg: 3.7 / 100 tests
- Fluid: leaking excessively and likely to harm the environment or to pose a safety risk to other road users
- Lambda coefficient outside the default limits or the range specified by the manufacturer
- Engine MIL inoperative or indicating a malfunction
- Any part of the noise suppression system: insecure
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: 2,119
A tyre: with a lump, bulge or tear … or with cords exposed or damaged
ADVISORY
Occurrences: 1,281
Brake disc or drum: insecure, fractured or otherwise likely to fail
ADVISORY
Occurrences: 719
Brake lining or pad: worn below 1.5mm
ADVISORY
Occurrences: 556
A tyre: with a cut in excess of the requirements deep enough to reach the ply or cords
ADVISORY
Occurrences: 302
A shock absorber damaged … or showing signs of severe leakage
ADVISORY
Occurrences: 238
Tyre tread depth not in accordance with the requirements
FAIL
Occurrences: 220
A tyre: with a lump, bulge or tear … or with cords exposed or damaged
FAIL
Occurrences: 177
Windscreen or window damaged or seriously discoloured: but not adversely affecting driver’s view
MINOR
Occurrences: 174
A tyre: with a cut in excess of the requirements deep enough to reach the ply or cords
FAIL
Occurrences: 127
Serious faults (Top 10)
Tyre tread depth not in accordance with the requirements
FAIL
Occurrences: 220
A tyre: with a lump, bulge or tear … or with cords exposed or damaged
FAIL
Occurrences: 177
A tyre: with a cut in excess of the requirements deep enough to reach the ply or cords
FAIL
Occurrences: 127
Brake lining or pad: worn below 1.5mm
FAIL
Occurrences: 27
Headlamp cleaning device: inoperative in the case of LED or gas discharge systems (HID)
FAIL
Occurrences: 22
An SRS malfunction indicator lamp (MIL) indicates a system malfunction
FAIL
Occurrences: 19
A shock absorber damaged … or showing signs of severe leakage
FAIL
Occurrences: 16
Wiper blade: missing or obviously not clearing the windscreen
FAIL
Occurrences: 13
Tyres on the same axle or on twin wheels are different sizes
FAIL
Occurrences: 12
Tyre pressure monitoring system malfunctioning or obviously not working
FAIL
Occurrences: 12