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Ford MUSTANG - 2017

89.6 faults per 100 tests
Year average for all cars of 2017 is 137.4 faults per 100 tests
Dataset: MOT tests in Great Britain (period: 2024-01-01 to 2025-09-10) for Ford MUSTANG, model year 2017. Sample size: 2,361 cars, 5,874 tests and 5,264 recorded faults.
0%
Less faults compared to the average car of same model year

Quick summary

Total: 2,361 cars

The 2017 Ford Mustang has an overall defect rate of 90 defects per 100 vehicles, significantly lower than the average of 134 defects per 100 vehicles, representing a 33% improvement. Notably, the Mustang shows exceptionally low issues in categories such as Brakes and Steering, with defect rates of 56% and 2% respectively, compared to higher averages. While mileage trends indicate slight increases in defect rates with higher mileage, the Mustang remains competitive, especially under 31,000 miles. Overall, this model stands out for its reliability across various mechanical categories.

Cars by mileage segment

Total: 2,361 cars

Categories

Brakes
▲ 23.4% better
55.5 faults / 100 tests
Year avg: 72.5 / 100 tests
  • Brake disc or drum: insecure, fractured or otherwise likely to fail
  • Parking brake efficiency: below minimum requirement
  • Parking brake efficiency: less than 50% of the required value
  • Brake lining or pad: worn below 1.5mm
  • Parking brake inoperative on one side, or in the case of testing on the road, the vehicle deviates excessively from a straight line
Steering
▲ 57.1% better
2.4 faults / 100 tests
Year avg: 5.6 / 100 tests
  • Excessive wear or play in a universal joint or a flexible coupling excessively deteriorated
  • A steering ball joint: with excessive wear or free play
  • 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
Visibility
▲ 16.6% better
12.1 faults / 100 tests
Year avg: 14.5 / 100 tests
  • 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: missing or obviously not clearing the windscreen
  • Wiper blade: defective
  • Wiper blade: missing or obviously not clearing the windscreen
Lights & Electrics
▲ 71.1% better
5.9 faults / 100 tests
Year avg: 20.4 / 100 tests
  • Lamp: missing, inoperative or in the case of a multiple light source more than a half not functioning
  • The aim of a headlamp is not within limits laid down in the requirements
  • A direction indicator: lamp missing, inoperative or in the case of a multiple light source more than 1/2 not functioning
  • A headlamp: missing, inoperative or more than ½ not functioning in the case of LED
  • The aim of a headlamp is not within limits laid down in the requirements
Wheels & Suspension
▲ 34.0% better
94.4 faults / 100 tests
Year avg: 143.1 / 100 tests
  • A tyre: with a lump, bulge or tear … or with cords exposed or damaged
  • A tyre: with a lump, bulge or tear … or with cords exposed or damaged
  • Tyre tread depth not in accordance with the requirements
  • A tyre: with a cut in excess of the requirements deep enough to reach the ply or cords
  • A suspension pin, bush, joint or bearing: excessively worn
Body/Structure
▲ 71.4% better
2.0 faults / 100 tests
Year avg: 7.0 / 100 tests
  • Exhaust system has a major leak or is insecure
  • Exhaust system has a major leak or is insecure
  • Bumper: insecure or with damage likely to cause injury when grazed or contacted
  • A body panel or body component: damaged or corroded and likely to cause injury when grazed or contacted, or insecure
Equipment
▲ 48.1% better
1.4 faults / 100 tests
Year avg: 2.7 / 100 tests
  • A seat belt: or flexible stalk damaged
  • A seat belt: webbing or flexible stalk significantly stretched or weakened
  • A seat belt:
  • An SRS malfunction indicator lamp (MIL) indicates a system malfunction
  • Audible warning:
Other
▲ 41.1% better
5.3 faults / 100 tests
Year avg: 9.0 / 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
  • Exhaust noise levels in excess of those permitted
  • Emissions levels exceed default limits

Fault rate by mileage segment

Model    Year average
0 318 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: 1,489
Brake disc or drum: insecure, fractured or otherwise likely to fail
ADVISORY
Occurrences: 580
A tyre: with a lump, bulge or tear … or with cords exposed or damaged
ADVISORY
Occurrences: 457
Brake lining or pad: worn below 1.5mm
ADVISORY
Occurrences: 320
Parking brake efficiency: below minimum requirement
FAIL
Occurrences: 182
A tyre: with a cut in excess of the requirements deep enough to reach the ply or cords
ADVISORY
Occurrences: 137
Parking brake inoperative on one side, or in the case of testing on the road, the vehicle deviates excessively from a straight line
FAIL
Occurrences: 123
A tyre: with a lump, bulge or tear … or with cords exposed or damaged
FAIL
Occurrences: 120
A suspension pin, bush, joint or bearing: excessively worn
ADVISORY
Occurrences: 118
A wheel bearing: with excessive play
ADVISORY
Occurrences: 108

Serious faults (Top 10)

Parking brake efficiency: below minimum requirement
FAIL
Occurrences: 182
Parking brake inoperative on one side, or in the case of testing on the road, the vehicle deviates excessively from a straight line
FAIL
Occurrences: 123
A tyre: with a lump, bulge or tear … or with cords exposed or damaged
FAIL
Occurrences: 120
Tyre tread depth not in accordance with the requirements
FAIL
Occurrences: 105
Wiper blade: missing or obviously not clearing the windscreen
FAIL
Occurrences: 104
Parking brake efficiency: less than 50% of the required value
FAIL
Occurrences: 68
Windscreen washers not working or not providing sufficient fluid to clear the windscreen
FAIL
Occurrences: 61
A suspension pin, bush, joint or bearing: excessively worn
FAIL
Occurrences: 49
A tyre: with a cut in excess of the requirements deep enough to reach the ply or cords
FAIL
Occurrences: 41
Parking brake lever has excessive movement indicating incorrect adjustment
FAIL
Occurrences: 37