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Mazda MX-5 - 2017

108.2 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 Mazda MX-5, model year 2017. Sample size: 5,021 cars, 10,972 tests and 11,874 recorded faults.
0%
Less faults compared to the average car of same model year

Quick summary

Total: 5,021 cars

The 2017 Mazda MX-5 shows a lower overall defect rate compared to the average car of the same year, with 108 defects per 100 vehicles compared to 134. This represents a 19% improvement over the average. Notably, the Mazda excels in several categories, including steering, where it has a defect rate of only 0.04%, significantly better than the average of 5.15%. Additionally, it performs well in lights and electrics, body structure, and equipment, all with much lower defect percentages than the average. However, as mileage increases, the defect rate also rises, particularly in the highest mileage category, indicating that wear might become more of a concern over time.

Cars by mileage segment

Total: 5,021 cars

Categories

Brakes
▼ 11.6% worse
80.9 faults / 100 tests
Year avg: 72.5 / 100 tests
  • Brake disc or drum: insecure, fractured or otherwise likely to fail
  • Brake pipe damaged or excessively corroded
  • Brake lining or pad: worn below 1.5mm
  • Brake lining or pad: worn below 1.5mm
  • Significant brake effort recorded with no brake applied indicating a binding brake
Steering
▲ 100.0% better
0.0 faults / 100 tests
Year avg: 5.6 / 100 tests
  • Track rod or drag link ends seriously misaligned
  • Steering rack gaiter or ball joint dust cover: missing or no longer prevents the ingress of dirt etc.
Visibility
▲ 8.3% better
13.3 faults / 100 tests
Year avg: 14.5 / 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
  • Wiper blade: missing or obviously not clearing the windscreen
Lights & Electrics
▲ 61.8% better
7.8 faults / 100 tests
Year avg: 20.4 / 100 tests
  • The aim of a headlamp is not within limits laid down in the requirements
  • The aim of a headlamp is not within limits laid down in the requirements
  • A rear registration plate lamp or light source missing or inoperative: when rear registration plate has only one lamp or all lamps not working
  • A rear registration plate lamp or light source missing or inoperative: when rear registration plate has 2 or more lamps or light sources
  • A rear registration plate lamp or light source missing or inoperative: when rear registration plate has only one lamp or all lamps not working
Wheels & Suspension
▲ 21.3% better
112.6 faults / 100 tests
Year avg: 143.1 / 100 tests
  • 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 tyre: with a lump, bulge or tear … or with cords exposed or damaged
  • A suspension pin, bush, joint or bearing: excessively worn
  • A wheel: badly distorted or wear between wheel and hub at spigot mounting
Body/Structure
▲ 92.9% better
0.5 faults / 100 tests
Year avg: 7.0 / 100 tests
  • Vehicle structure corroded to the extent that: the rigidity of the assembly is significantly reduced
  • Bumper: insecure or with damage likely to cause injury when grazed or contacted
  • Exhaust system has a major leak or is insecure
  • Strengthening plates or fastenings: insecure
  • A transmission: joint, belt or chain excessively worn
Equipment
▲ 92.6% better
0.2 faults / 100 tests
Year avg: 2.7 / 100 tests
  • An SRS malfunction indicator lamp (MIL) indicates a system malfunction
  • A seat belt:
  • ESC MIL indicates a system malfunction
  • Audible warning:
  • Seat belt retractor not functioning as intended
Other
▲ 87.8% better
1.1 faults / 100 tests
Year avg: 9.0 / 100 tests
  • Lambda coefficient outside the default limits or the range specified by the manufacturer
  • Emissions levels exceed the manufacturer’s specified limits
  • Exhaust noise levels in excess of those permitted
  • 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

Fault rate by mileage segment

Model    Year average
0 360 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 tyre: with a lump, bulge or tear … or with cords exposed or damaged
ADVISORY
Occurrences: 1,962
Brake disc or drum: insecure, fractured or otherwise likely to fail
ADVISORY
Occurrences: 1,937
Tyre tread depth not in accordance with the requirements
ADVISORY
Occurrences: 1,591
A suspension pin, bush, joint or bearing: excessively worn
ADVISORY
Occurrences: 1,416
Brake lining or pad: worn below 1.5mm
ADVISORY
Occurrences: 1,201
Brake pipe damaged or excessively corroded
ADVISORY
Occurrences: 304
Windscreen or window damaged or seriously discoloured: but not adversely affecting driver’s view
MINOR
Occurrences: 224
Wiper blade: defective
MINOR
Occurrences: 209
A tyre: with a cut in excess of the requirements deep enough to reach the ply or cords
ADVISORY
Occurrences: 208
Significant brake effort recorded with no brake applied indicating a binding brake
ADVISORY
Occurrences: 201

Serious faults (Top 10)

Brake lining or pad: worn below 1.5mm
FAIL
Occurrences: 175
A tyre: with a lump, bulge or tear … or with cords exposed or damaged
FAIL
Occurrences: 136
A tyre: with a cut in excess of the requirements deep enough to reach the ply or cords
FAIL
Occurrences: 116
Wiper blade: missing or obviously not clearing the windscreen
FAIL
Occurrences: 81
Significant brake effort recorded with no brake applied indicating a binding brake
FAIL
Occurrences: 80
Tyre tread depth not in accordance with the requirements
FAIL
Occurrences: 74
A suspension pin, bush, joint or bearing: excessively worn
FAIL
Occurrences: 74
Brake disc or drum: significantly and obviously worn
FAIL
Occurrences: 70
Brake disc or drum: insecure, fractured or otherwise likely to fail
FAIL
Occurrences: 36
Windscreen washers not working or not providing sufficient fluid to clear the windscreen
FAIL
Occurrences: 35