Audi Q3 - 2015
165.1 faults per 100 tests
Year average for all cars of 2015 is 174.5 faults per 100 tests
Dataset: MOT tests in Great Britain (period: 2024-01-01 to 2025-09-10) for Audi Q3, model year 2015.
Sample size: 15,706 cars, 35,791 tests and 59,075 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: 15,706 cars
The 2015 Audi Q3 has a slightly lower overall defect rate compared to the average car of the same year, with 165 defects per 100 vehicles, which is 3.2% better than the average of 170 defects per 100. It shows significant strengths in categories such as Steering and Lights & Electrics, where it performs considerably better than the average, with defect rates of 1.35% and 9.53% respectively, compared to 9.2% and 29.85% for the average. However, it has a notable weakness in the Wheels, Suspensions & Axles category, where its defect rate is higher at 219.68% compared to the average of 173.87%. Mileage trends indicate that defect rates increase with higher mileage, particularly in the 124,000+ miles category.
Cars by mileage segment
Total: 15,706 cars
Categories
Brakes
▲ 13.6% better
73.2 faults / 100 tests
Year avg: 84.7 / 100 tests
- Brake disc or drum: insecure, fractured or otherwise likely to fail
- Brake disc or drum: significantly and obviously worn
- Brake hose ferrules: excessively corroded
- Brake lining or pad: worn below 1.5mm
- Brake lining or pad: worn below 1.5mm
Steering
▲ 85.9% better
1.4 faults / 100 tests
Year avg: 9.9 / 100 tests
- A steering ball joint: with excessive wear or free play
- 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
- Steering rack gaiter or ball joint dust cover: damaged or deteriorated
- EPS MIL indicating a system malfunction
Visibility
▲ 23.6% better
12.3 faults / 100 tests
Year avg: 16.1 / 100 tests
- 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
- Wiper blade: missing or obviously not clearing the windscreen
- Windscreen washers not working or not providing sufficient fluid to clear the windscreen
Lights & Electrics
▲ 69.4% better
9.5 faults / 100 tests
Year avg: 31.0 / 100 tests
- The aim of a headlamp is not within limits laid down in the requirements
- Lamp: emitted colour, position or intensity not in accordance with the requirements
- Reflector defective or damaged: by up to 50% of the reflecting surface
- Stop lamp(s): all missing or inoperative
- The aim of a headlamp is not within limits laid down in the requirements
Wheels & Suspension
▼ 23.2% worse
219.7 faults / 100 tests
Year avg: 178.3 / 100 tests
- Tyre tread depth not in accordance with the requirements
- A suspension component: excessively damaged or corroded
- A shock absorber damaged … or showing signs of severe leakage
- A suspension pin, bush, joint or bearing: excessively worn
- A tyre: with a lump, bulge or tear … or with cords exposed or damaged
Body/Structure
▲ 59.0% better
4.8 faults / 100 tests
Year avg: 11.7 / 100 tests
- A transmission shaft constant velocity joint boot: missing, split, insecure or no longer prevents the ingress of dirt
- Vehicle structure corroded to the extent that: the rigidity of the assembly is significantly reduced
- A transmission shaft constant velocity joint boot: severely deteriorated
- A transmission shaft flexible coupling: excessively deteriorated
- Exhaust system has a major leak or is insecure
Equipment
▲ 37.5% better
2.5 faults / 100 tests
Year avg: 4.0 / 100 tests
- A seat belt: webbing or flexible stalk significantly stretched or weakened
- A seat belt:
- ESC MIL indicates a system malfunction
- An SRS malfunction indicator lamp (MIL) indicates a system malfunction
- Audible warning:
Other
▲ 49.2% better
6.7 faults / 100 tests
Year avg: 13.2 / 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
- Emissions levels exceed default limits
- Lambda coefficient outside the default limits or the range specified by the manufacturer
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: 10,189
A suspension pin, bush, joint or bearing: excessively worn
ADVISORY
Occurrences: 6,978
Brake disc or drum: insecure, fractured or otherwise likely to fail
ADVISORY
Occurrences: 6,231
A suspension component: excessively damaged or corroded
ADVISORY
Occurrences: 6,076
A tyre: with a lump, bulge or tear … or with cords exposed or damaged
ADVISORY
Occurrences: 4,707
Brake lining or pad: worn below 1.5mm
ADVISORY
Occurrences: 3,591
A shock absorber damaged … or showing signs of severe leakage
ADVISORY
Occurrences: 2,395
A spring: or spring component fractured or seriously weakened
FAIL
Occurrences: 1,970
A suspension pin, bush, joint or bearing: excessively worn
FAIL
Occurrences: 1,424
Brake disc or drum: significantly and obviously worn
ADVISORY
Occurrences: 1,272
Serious faults (Top 10)
A spring: or spring component fractured or seriously weakened
FAIL
Occurrences: 1,970
A suspension pin, bush, joint or bearing: excessively worn
FAIL
Occurrences: 1,424
Tyre tread depth not in accordance with the requirements
FAIL
Occurrences: 970
A tyre: with a lump, bulge or tear … or with cords exposed or damaged
FAIL
Occurrences: 595
A suspension component: excessively damaged or corroded
FAIL
Occurrences: 533
Wiper blade: missing or obviously not clearing the windscreen
FAIL
Occurrences: 427
A tyre: with a cut in excess of the requirements deep enough to reach the ply or cords
FAIL
Occurrences: 416
Brake lining or pad: worn below 1.5mm
FAIL
Occurrences: 383
Brake disc or drum: significantly and obviously worn
FAIL
Occurrences: 226
Engine MIL inoperative or indicating a malfunction
FAIL
Occurrences: 212