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Audi A3 - 2020

76.1 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 A3, model year 2020. Sample size: 18,267 cars, 37,286 tests and 28,360 recorded faults.
0%
Less faults compared to the average car of same model year

Quick summary

Total: 18,267 cars

The 2020 Audi A3 has a lower overall defect rate of 76 defects per 100 vehicles, which is 15% better than the average car of the same year, standing out particularly in categories like brakes and steering. Notably, the model demonstrates significantly fewer issues in areas such as visibility and body structure compared to its peers. While the defect rates increase with mileage, the A3's performance remains superior in the lower mileage segments. Overall, this model showcases a strong reliability profile, with fewer concerns in critical safety and structural aspects.

Cars by mileage segment

Total: 18,267 cars

More model years for Audi A3

1997 1998 1999 2000 2001 2002 2003 2004 2005 2006 2007 2008 2009 2010 2011 2012 2013 2014 2015 2016 2017 2018 2019 2020 2021 2022 2023

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
▲ 31.7% better
34.7 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
  • Excessive fluctuation in brake effort through each wheel revolution
  • Brake lining or pad: worn below 1.5mm
  • Brake lining or pad: worn below 1.5mm
Steering
▲ 86.7% better
0.2 faults / 100 tests
Year avg: 1.5 / 100 tests
  • A steering ball joint: with excessive wear or free play
  • 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
  • A steering ball joint: worn to the extent there is a serious risk of detachment
Visibility
▲ 39.0% better
8.6 faults / 100 tests
Year avg: 14.1 / 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
  • 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
▲ 65.2% better
3.9 faults / 100 tests
Year avg: 11.2 / 100 tests
  • The aim of a headlamp is not within limits laid down in the requirements
  • Lamp: missing, inoperative or in the case of a multiple light source more than a half not functioning
  • The aim of a headlamp is not within limits laid down in the requirements
  • Stop lamp(s): all missing or inoperative
  • Stop lamp(s): all missing or inoperative
Wheels & Suspension
▼ 4.4% worse
101.8 faults / 100 tests
Year avg: 97.5 / 100 tests
  • 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
  • Tyre tread depth not in accordance with the requirements
  • A shock absorber damaged … or showing signs of severe leakage
  • A tyre: with a lump, bulge or tear … or with cords exposed or damaged
Body/Structure
▲ 87.5% better
0.3 faults / 100 tests
Year avg: 2.4 / 100 tests
  • A door will not open using the relevant control or close properly
  • Exhaust system has a major leak or is insecure
  • A transmission shaft constant velocity joint boot: severely deteriorated
  • Bumper: insecure or with damage likely to cause injury when grazed or contacted
  • A transmission shaft constant velocity joint boot: missing, split, insecure or no longer prevents the ingress of dirt
Equipment
▲ 26.7% better
1.1 faults / 100 tests
Year avg: 1.5 / 100 tests
  • An SRS malfunction indicator lamp (MIL) indicates a system malfunction
  • A seat belt: webbing or flexible stalk significantly stretched or weakened
  • Seat belt not functioning as intended or of an incorrect type
  • Seat belt buckle missing, damaged or not functioning as intended
  • A seat belt:
Other
▲ 59.5% better
1.5 faults / 100 tests
Year avg: 3.7 / 100 tests
  • Engine MIL inoperative or indicating a malfunction
  • Lambda coefficient outside the default limits or the range specified by the manufacturer
  • 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
  • Engine MIL inoperative or indicating a malfunction

Fault rate by mileage segment

Model    Year average
0 273 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: 8,364
A tyre: with a lump, bulge or tear … or with cords exposed or damaged
ADVISORY
Occurrences: 4,405
Brake disc or drum: insecure, fractured or otherwise likely to fail
ADVISORY
Occurrences: 2,664
Brake lining or pad: worn below 1.5mm
ADVISORY
Occurrences: 2,626
A shock absorber damaged … or showing signs of severe leakage
ADVISORY
Occurrences: 1,549
A tyre: with a cut in excess of the requirements deep enough to reach the ply or cords
ADVISORY
Occurrences: 1,171
A tyre: with a lump, bulge or tear … or with cords exposed or damaged
FAIL
Occurrences: 954
A tyre: with a cut in excess of the requirements deep enough to reach the ply or cords
FAIL
Occurrences: 867
Windscreen or window damaged or seriously discoloured: but not adversely affecting driver’s view
MINOR
Occurrences: 748
Tyre tread depth not in accordance with the requirements
FAIL
Occurrences: 729

Serious faults (Top 10)

A tyre: with a lump, bulge or tear … or with cords exposed or damaged
FAIL
Occurrences: 954
A tyre: with a cut in excess of the requirements deep enough to reach the ply or cords
FAIL
Occurrences: 867
Tyre tread depth not in accordance with the requirements
FAIL
Occurrences: 729
Brake lining or pad: worn below 1.5mm
FAIL
Occurrences: 204
A shock absorber damaged … or showing signs of severe leakage
FAIL
Occurrences: 157
Windscreen washers not working or not providing sufficient fluid to clear the windscreen
FAIL
Occurrences: 145
Wiper blade: missing or obviously not clearing the windscreen
FAIL
Occurrences: 134
Engine MIL inoperative or indicating a malfunction
FAIL
Occurrences: 86
An SRS malfunction indicator lamp (MIL) indicates a system malfunction
FAIL
Occurrences: 73
The aim of a headlamp is not within limits laid down in the requirements
FAIL
Occurrences: 70