Subaru IMPREZA - 2018
91.3 faults per 100 tests
Year average for all cars of 2018 is 123.2 faults per 100 tests
Dataset: MOT tests in Great Britain (period: 2024-01-01 to 2025-09-10) for Subaru IMPREZA, model year 2018.
Sample size: 222 cars, 392 tests and 358 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: 222 cars
The 2018 Subaru Impreza has an overall defect rate of 91 defects per 100 vehicles, which is significantly lower than the yearly average of 120 defects per 100 vehicles, representing a reduction of 24%. Among different mileage segments, the model shows a rising trend in defects, particularly in the highest mileage group, where it reaches 433 defects per 100 vehicles. Notably, the Impreza excels in categories such as brakes, steering, and visibility, reporting considerably fewer defects than the average car of the same year. Overall, this model demonstrates strong performance in reliability compared to its peers.
Cars by mileage segment
Total: 222 cars
Categories
Brakes
▲ 23.5% better
52.6 faults / 100 tests
Year avg: 68.8 / 100 tests
- Brake lining or pad: worn below 1.5mm
- Brake disc or drum: insecure, fractured or otherwise likely to fail
- Brake disc or drum: significantly and obviously worn
Steering
▲ 100.0% better
0.0 faults / 100 tests
Year avg: 5.0 / 100 tests
Visibility
▲ 30.2% better
9.7 faults / 100 tests
Year avg: 13.9 / 100 tests
Lights & Electrics
▲ 50.6% better
8.7 faults / 100 tests
Year avg: 17.6 / 100 tests
Wheels & Suspension
▲ 18.2% better
103.6 faults / 100 tests
Year avg: 126.7 / 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
- A suspension pin, bush, joint or bearing: excessively worn
- A tyre: with a cut in excess of the requirements deep enough to reach the ply or cords
- A tyre: with a cut in excess of the requirements deep enough to reach the ply or cords
Body/Structure
▲ 39.2% better
3.1 faults / 100 tests
Year avg: 5.1 / 100 tests
Equipment
▲ 77.3% better
0.5 faults / 100 tests
Year avg: 2.2 / 100 tests
Other
▲ 34.3% better
4.6 faults / 100 tests
Year avg: 7.0 / 100 tests
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: 74
A tyre: with a lump, bulge or tear … or with cords exposed or damaged
ADVISORY
Occurrences: 68
Brake lining or pad: worn below 1.5mm
ADVISORY
Occurrences: 49
Brake disc or drum: insecure, fractured or otherwise likely to fail
ADVISORY
Occurrences: 21
A suspension pin, bush, joint or bearing: excessively worn
ADVISORY
Occurrences: 20
Brake disc or drum: significantly and obviously worn
ADVISORY
Occurrences: 11
A tyre: with a cut in excess of the requirements deep enough to reach the ply or cords
FAIL
Occurrences: 9
A tyre: with a cut in excess of the requirements deep enough to reach the ply or cords
ADVISORY
Occurrences: 7
A suspension component: excessively damaged or corroded
ADVISORY
Occurrences: 7
A tyre: with a lump, bulge or tear … or with cords exposed or damaged
FAIL
Occurrences: 7
Serious faults (Top 10)
A tyre: with a cut in excess of the requirements deep enough to reach the ply or cords
FAIL
Occurrences: 9
A tyre: with a lump, bulge or tear … or with cords exposed or damaged
FAIL
Occurrences: 7
Wiper blade: missing or obviously not clearing the windscreen
FAIL
Occurrences: 6
Brake lining or pad: worn below 1.5mm
FAIL
Occurrences: 6
Brake disc or drum: significantly and obviously worn
FAIL
Occurrences: 4
Tyre tread depth not in accordance with the requirements
FAIL
Occurrences: 2
Tyre pressure monitoring system malfunctioning or obviously not working
FAIL
Occurrences: 2
Lamp: missing, inoperative or in the case of a multiple light source more than a half not functioning
FAIL
Occurrences: 2
Engine MIL inoperative or indicating a malfunction
FAIL
Occurrences: 2
Emissions test unable to be completed
FAIL
Occurrences: 1