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Ford MUSTANG - 2005

171.3 faults per 100 tests
Year average for all cars of 2005 is 377.4 faults per 100 tests
Dataset: MOT tests in Great Britain (period: 2024-01-01 to 2025-09-10) for Ford MUSTANG, model year 2005. Sample size: 369 cars, 717 tests and 1,228 recorded faults.
0%
Less faults compared to the average car of same model year

Quick summary

Total: 369 cars

The 2005 Ford Mustang has an overall defect rate of 171 per 100 vehicles, which is significantly lower than the yearly average of 376 per 100, indicating a 54% improvement. While tyre wear is noted as a common issue, the Mustang excels in several categories, notably in brakes and visibility, with defect rates of 69% and 11% respectively, both much better than the average. However, it does have a higher defect rate in steering at 33%, compared to the average of 22%. Mileage-related trends show that defect rates increase with mileage, particularly in the higher mileage brackets. Overall, the Mustang stands out positively in various categories while presenting some areas for improvement.

Cars by mileage segment

Total: 369 cars

Categories

Brakes
▲ 56.3% better
69.2 faults / 100 tests
Year avg: 158.5 / 100 tests
  • Brake disc or drum: insecure, fractured or otherwise likely to fail
  • Significant brake effort recorded with no brake applied indicating a binding brake
  • Brake pipe damaged or excessively corroded
  • Brake hose ferrules: excessively corroded
  • Brake lining or pad: worn below 1.5mm
Steering
▼ 45.5% worse
32.6 faults / 100 tests
Year avg: 22.4 / 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.
  • Power steering fluid leaking or system malfunctioning
  • A steering ball joint: with excessive wear or free play
  • A steering ball joint: with excessive wear or free play
Visibility
▲ 62.7% better
10.6 faults / 100 tests
Year avg: 28.4 / 100 tests
  • Wiper blade: missing or obviously not clearing the windscreen
  • Wiper not operating or missing
  • 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
▲ 57.3% better
47.0 faults / 100 tests
Year avg: 110.1 / 100 tests
  • An obligatory rear fog lamp missing, or a front or rear fog lamp inoperative or in the case of a multiple light source more than 1/2 not functioning
  • Lamp: missing, inoperative or in the case of a multiple light source more than a half not functioning
  • A direction indicator: lamp missing, inoperative or in the case of a multiple light source more than 1/2 not functioning
  • Lamp emitted colour, position or intensity not in accordance with the requirements
  • Lamp emitted colour, position or intensity not in accordance with the requirements
Wheels & Suspension
▲ 52.8% better
148.4 faults / 100 tests
Year avg: 314.1 / 100 tests
  • A suspension pin, bush, joint or bearing: excessively worn
  • Tyre tread depth not in accordance with the requirements
  • A wheel bearing: with excessive play
  • A tyre: with a lump, bulge or tear … or with cords exposed or damaged
  • A suspension component: excessively damaged or corroded
Body/Structure
▲ 88.1% better
7.3 faults / 100 tests
Year avg: 61.5 / 100 tests
  • Vehicle structure corroded to the extent that: the rigidity of the assembly is significantly reduced
  • Exhaust system has a major leak or is insecure
  • Exhaust system has a major leak or is insecure
  • Body, cab or chassis: excessively corroded at mounting points
  • Fuel system: leaking, or missing or ineffective filler cap
Equipment
▲ 91.5% better
1.1 faults / 100 tests
Year avg: 12.9 / 100 tests
  • Audible warning:
  • An SRS malfunction indicator lamp (MIL) indicates a system malfunction
  • Speedometer: not working
Other
▲ 43.9% better
26.2 faults / 100 tests
Year avg: 46.7 / 100 tests
  • 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
  • Engine MIL inoperative or indicating a malfunction
  • Lambda coefficient outside the default limits or the range specified by the manufacturer
  • Emissions levels exceed default limits

Fault rate by mileage segment

Model    Year average
0 520 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)

A suspension pin, bush, joint or bearing: excessively worn
ADVISORY
Occurrences: 209
A tyre: with a lump, bulge or tear … or with cords exposed or damaged
ADVISORY
Occurrences: 90
Tyre tread depth not in accordance with the requirements
ADVISORY
Occurrences: 71
Steering rack gaiter or ball joint dust cover: damaged or deteriorated
MINOR
Occurrences: 65
Fluid: leaking excessively and likely to harm the environment or to pose a safety risk to other road users
ADVISORY
Occurrences: 51
Brake disc or drum: insecure, fractured or otherwise likely to fail
ADVISORY
Occurrences: 45
Brake hose ferrules: excessively corroded
ADVISORY
Occurrences: 43
Significant brake effort recorded with no brake applied indicating a binding brake
ADVISORY
Occurrences: 32
A wheel bearing: with excessive play
ADVISORY
Occurrences: 26
A suspension component: excessively damaged or corroded
ADVISORY
Occurrences: 26

Serious faults (Top 10)

A direction indicator: lamp missing, inoperative or in the case of a multiple light source more than 1/2 not functioning
FAIL
Occurrences: 22
An obligatory rear fog lamp missing, or a front or rear fog lamp inoperative or in the case of a multiple light source more than 1/2 not functioning
FAIL
Occurrences: 15
Engine MIL inoperative or indicating a malfunction
FAIL
Occurrences: 13
Lambda coefficient outside the default limits or the range specified by the manufacturer
FAIL
Occurrences: 13
Lamp: missing, inoperative or in the case of a multiple light source more than a half not functioning
FAIL
Occurrences: 13
Wiper blade: missing or obviously not clearing the windscreen
FAIL
Occurrences: 12
A suspension pin, bush, joint or bearing: excessively worn
FAIL
Occurrences: 11
Parking brake efficiency: less than 50% of the required value
FAIL
Occurrences: 11
Parking brake efficiency: below minimum requirement
FAIL
Occurrences: 10
Steering rack gaiter or ball joint dust cover: missing or no longer prevents the ingress of dirt etc.
FAIL
Occurrences: 9