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Vauxhall ASTRA - 2015

167.6 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 Vauxhall ASTRA, model year 2015. Sample size: 48,497 cars, 107,689 tests and 180,435 recorded faults.
0%
Less faults compared to the average car of same model year

Quick summary

Total: 48,497 cars

The 2015 Vauxhall Astra has an overall defect rate of 168 per 100 vehicles, slightly better than the average of 170 defects per 100 vehicles for its year. Mileage trends indicate that as the distance driven increases, the defect rate for this model also rises significantly, particularly in the highest mileage category where it reaches 306 defects per 100 vehicles. Notably, the Astra excels in the steering category, with a defect rate of just 1% compared to the average of 9%. However, it faces challenges in the body/structure and equipment categories, with defect rates of 16% and 5% respectively, both higher than the averages. Additionally, the model shows a significantly elevated defect rate in the 'other' category, indicating potential areas for improvement.

Cars by mileage segment

Total: 48,497 cars

Categories

Brakes
▼ 1.8% worse
86.2 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 pipe damaged or excessively corroded
  • Brake lining or pad: worn below 1.5mm
  • Brake lining or pad: worn below 1.5mm
Steering
▲ 88.9% better
1.1 faults / 100 tests
Year avg: 9.9 / 100 tests
  • 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
  • Excessive radial movement between the top of the steering column and the shaft indicating an excessively worn top bearing
  • A steering ball joint: with excessive wear or free play
Visibility
▲ 6.8% better
15.0 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: missing or obviously not clearing the windscreen
  • Windscreen washers not working or not providing sufficient fluid to clear the windscreen
  • Wiper blade: defective
  • Windscreen washers not working or not providing sufficient fluid to clear the windscreen
Lights & Electrics
▼ 5.2% worse
32.6 faults / 100 tests
Year avg: 31.0 / 100 tests
  • A rear registration plate lamp or light source missing or inoperative: when rear registration plate has 2 or more lamps or light sources
  • 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
  • Lamp: multiple light source up to a half not functioning
  • Lamp: missing, inoperative or in the case of a multiple light source more than a half not functioning
Wheels & Suspension
▲ 13.2% better
154.7 faults / 100 tests
Year avg: 178.3 / 100 tests
  • A tyre: with a lump, bulge or tear … or with cords exposed or damaged
  • A suspension pin, bush, joint or bearing: excessively worn
  • Tyre tread depth not in accordance with the requirements
  • A spring: or spring component fractured or seriously weakened
  • Tyre tread depth not in accordance with the requirements
Body/Structure
▼ 38.5% worse
16.2 faults / 100 tests
Year avg: 11.7 / 100 tests
  • Exhaust system has a major leak or is insecure
  • A transmission shaft constant velocity joint boot: severely deteriorated
  • Exhaust system has a major leak or is insecure
  • Fuel system: leaking, or missing or ineffective filler cap
  • A transmission shaft constant velocity joint boot: missing, split, insecure or no longer prevents the ingress of dirt
Equipment
▼ 27.5% worse
5.1 faults / 100 tests
Year avg: 4.0 / 100 tests
  • A seat belt:
  • A seat belt: or flexible stalk damaged
  • A seat belt: webbing or flexible stalk significantly stretched or weakened
  • ESC MIL indicates a system malfunction
  • An SRS malfunction indicator lamp (MIL) indicates a system malfunction
Other
▼ 83.3% worse
24.2 faults / 100 tests
Year avg: 13.2 / 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
  • Engine MIL inoperative or indicating a malfunction
  • Emissions test unable to be completed

Fault rate by mileage segment

Model    Year average
0 342 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: 28,923
A tyre: with a lump, bulge or tear … or with cords exposed or damaged
ADVISORY
Occurrences: 19,793
Brake disc or drum: insecure, fractured or otherwise likely to fail
ADVISORY
Occurrences: 12,746
Brake lining or pad: worn below 1.5mm
ADVISORY
Occurrences: 11,919
Fluid: leaking excessively and likely to harm the environment or to pose a safety risk to other road users
ADVISORY
Occurrences: 9,206
A spring: or spring component fractured or seriously weakened
FAIL
Occurrences: 6,807
A suspension pin, bush, joint or bearing: excessively worn
ADVISORY
Occurrences: 5,639
Exhaust system has a major leak or is insecure
ADVISORY
Occurrences: 5,333
Brake disc or drum: significantly and obviously worn
ADVISORY
Occurrences: 4,825
A rear registration plate lamp or light source missing or inoperative: when rear registration plate has 2 or more lamps or light sources
MINOR
Occurrences: 3,827

Serious faults (Top 10)

A spring: or spring component fractured or seriously weakened
FAIL
Occurrences: 6,807
Brake lining or pad: worn below 1.5mm
FAIL
Occurrences: 3,019
Tyre tread depth not in accordance with the requirements
FAIL
Occurrences: 2,905
Tyre pressure monitoring system malfunctioning or obviously not working
FAIL
Occurrences: 2,652
A tyre: with a lump, bulge or tear … or with cords exposed or damaged
FAIL
Occurrences: 2,370
Windscreen washers not working or not providing sufficient fluid to clear the windscreen
FAIL
Occurrences: 2,105
Lamp: missing, inoperative or in the case of a multiple light source more than a half not functioning
FAIL
Occurrences: 1,480
A tyre: with a cut in excess of the requirements deep enough to reach the ply or cords
FAIL
Occurrences: 1,325
A suspension pin, bush, joint or bearing: excessively worn
FAIL
Occurrences: 1,222
Engine MIL inoperative or indicating a malfunction
FAIL
Occurrences: 1,127