Audi A4 - 2014
162.9 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 A4, model year 2014.
Sample size: 18,603 cars, 42,200 tests and 68,753 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: 18,603 cars
The 2014 Audi A4 has an overall defect rate of 163 defects per 100 vehicles, which is significantly better than the average of 194 defects per 100 vehicles, representing a 16% improvement. Mileage-related trends show that defect rates increase with higher mileage, particularly in the 124,000+ miles category, where the A4 reaches 308 defects per 100 vehicles, aligning closely with the average. Notably, the Audi A4 performs exceptionally well in the categories of brakes and steering, with defect rates substantially lower than the average. In contrast, there are no standout categories where the A4 performs worse compared to similar models, indicating a solid reliability profile for this vehicle.
Cars by mileage segment
Total: 18,603 cars
Categories
Brakes
▲ 30.5% better
64.5 faults / 100 tests
Year avg: 92.8 / 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
▲ 91.6% better
1.0 faults / 100 tests
Year avg: 11.9 / 100 tests
- A steering ball joint: with excessive wear or free play
- 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: missing or no longer prevents the ingress of dirt etc.
- Steering rack gaiter or ball joint dust cover: damaged or deteriorated
Visibility
▲ 8.1% better
15.8 faults / 100 tests
Year avg: 17.2 / 100 tests
- Wiper blade: missing or obviously not clearing the windscreen
- 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: defective
- Windscreen washers not working or not providing sufficient fluid to clear the windscreen
Lights & Electrics
▲ 46.6% better
21.1 faults / 100 tests
Year avg: 39.5 / 100 tests
- Beam image obviously incorrect
- The aim of a headlamp is not within limits laid down in the requirements
- The aim of a headlamp is not within limits laid down in the requirements
- A headlamp: missing, inoperative or more than ½ not functioning in the case of LED
- Beam image obviously incorrect
Wheels & Suspension
▲ 0.0% better
198.8 faults / 100 tests
Year avg: 198.8 / 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
- Tyre tread depth not in accordance with the requirements
- A suspension pin, bush, joint or bearing: excessively worn
- A shock absorber damaged … or showing signs of severe leakage
Body/Structure
▼ 0.6% worse
15.7 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
- Exhaust system has a major leak or is insecure
- Vehicle structure corroded to the extent that: the rigidity of the assembly is significantly reduced
- A transmission shaft constant velocity joint boot: severely deteriorated
- Exhaust system has a major leak or is insecure
Equipment
▲ 55.6% better
2.0 faults / 100 tests
Year avg: 4.5 / 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 buckle missing, damaged or not functioning as intended
- ESC MIL indicates a system malfunction
- A seat belt:
Other
▲ 56.1% better
6.9 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
- Any part of the noise suppression system: insecure
- 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
* Metric: faults per 100 tests.
Most common faults (Top 10)
Tyre tread depth not in accordance with the requirements
ADVISORY
Occurrences: 13,125
A suspension pin, bush, joint or bearing: excessively worn
ADVISORY
Occurrences: 10,521
Brake disc or drum: insecure, fractured or otherwise likely to fail
ADVISORY
Occurrences: 4,475
Brake lining or pad: worn below 1.5mm
ADVISORY
Occurrences: 4,148
A tyre: with a lump, bulge or tear … or with cords exposed or damaged
ADVISORY
Occurrences: 3,526
A shock absorber damaged … or showing signs of severe leakage
ADVISORY
Occurrences: 3,442
Brake disc or drum: significantly and obviously worn
ADVISORY
Occurrences: 1,626
Tyre tread depth not in accordance with the requirements
FAIL
Occurrences: 1,468
A suspension pin, bush, joint or bearing: excessively worn
FAIL
Occurrences: 1,466
A suspension component: excessively damaged or corroded
ADVISORY
Occurrences: 1,364
Serious faults (Top 10)
Tyre tread depth not in accordance with the requirements
FAIL
Occurrences: 1,468
A suspension pin, bush, joint or bearing: excessively worn
FAIL
Occurrences: 1,466
A tyre: with a lump, bulge or tear … or with cords exposed or damaged
FAIL
Occurrences: 1,205
A transmission shaft constant velocity joint boot: missing, split, insecure or no longer prevents the ingress of dirt
FAIL
Occurrences: 1,075
A spring: or spring component fractured or seriously weakened
FAIL
Occurrences: 706
A shock absorber damaged … or showing signs of severe leakage
FAIL
Occurrences: 686
Brake lining or pad: worn below 1.5mm
FAIL
Occurrences: 648
Beam image obviously incorrect
FAIL
Occurrences: 617
A tyre: with a cut in excess of the requirements deep enough to reach the ply or cords
FAIL
Occurrences: 563
Wiper blade: missing or obviously not clearing the windscreen
FAIL
Occurrences: 551