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Mazda 3 - 2015

189.0 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 Mazda 3, model year 2015. Sample size: 11,943 cars, 26,425 tests and 49,931 recorded faults.
0%
More faults compared to the average car of same model year

Quick summary

Total: 11,943 cars

The 2015 Mazda 3 has an overall defect rate of 189 per 100 vehicles, which is 11% higher than the average for cars of its age. Notably, as mileage increases, the defect rate also rises significantly, particularly in the highest mileage category, where it reaches 335 per 100 vehicles. The Mazda 3 excels in several areas, including steering, lights and electrics, body structure, and equipment, showing much lower defect rates compared to the average. However, it struggles with brake issues, having a defect rate significantly higher than its peers.

Cars by mileage segment

Total: 11,943 cars

More model years for Mazda 3

1997 1998 1999 2000 2001 2002 2003 2004 2005 2006 2007 2008 2009 2010 2011 2012 2013 2014 2015 2016 2017 2018 2019 2020 2021 2022

Other models from Mazda

Mazda 2 Mazda 3 Mazda 5 Mazda 6 Mazda BONGO Mazda BT-50 Mazda CX-3 Mazda CX-30 Mazda CX-5 Mazda CX-7 Mazda EUNOS Mazda MX-30 Mazda MX-5 Mazda RX-8

Categories

Brakes
▼ 72.5% worse
146.1 faults / 100 tests
Year avg: 84.7 / 100 tests
  • Brake pipe damaged or excessively corroded
  • Brake disc or drum: insecure, fractured or otherwise likely to fail
  • Brake lining or pad: worn below 1.5mm
  • Brake lining or pad: worn below 1.5mm
  • Brake disc or drum: significantly and obviously worn
Steering
▲ 63.6% better
3.6 faults / 100 tests
Year avg: 9.9 / 100 tests
  • Steering rack gaiter or ball joint dust cover: damaged or deteriorated
  • A steering ball joint: with excessive wear or free play
  • Free play in the steering, measured at the rim of the steering wheel is: excessive
  • A steering ball joint: with excessive wear or free play
  • Steering rack gaiter or ball joint dust cover: missing or no longer prevents the ingress of dirt etc.
Visibility
▲ 9.3% better
14.6 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
  • Wiper blade: missing or obviously not clearing the windscreen
Lights & Electrics
▲ 58.7% better
12.8 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
  • Headlamp cleaning device: inoperative in the case of LED or gas discharge systems (HID)
  • The aim of a headlamp is not within limits laid down in the requirements
  • Lamp: missing, inoperative or in the case of a multiple light source more than a half not functioning
Wheels & Suspension
▼ 7.6% worse
191.9 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 component: excessively damaged or corroded
  • Tyre tread depth not in accordance with the requirements
  • A suspension pin, bush, joint or bearing: excessively worn
  • A spring: or spring component fractured or seriously weakened
Body/Structure
▲ 70.1% better
3.5 faults / 100 tests
Year avg: 11.7 / 100 tests
  • Vehicle structure corroded to the extent that: the rigidity of the assembly is significantly reduced
  • A transmission shaft constant velocity joint boot: severely deteriorated
  • Exhaust system has a major leak or is insecure
  • Fire risk due to fuel tank shield or exhaust shield missing where fitted as original equipment
  • Exhaust system has a major leak or is insecure
Equipment
▲ 70.0% better
1.2 faults / 100 tests
Year avg: 4.0 / 100 tests
  • Seat belt buckle missing, damaged or not functioning as intended
  • ESC MIL indicates a system malfunction
  • Seat belt not functioning as intended or of an incorrect type
  • A seat belt:
  • A seat belt: webbing or flexible stalk significantly stretched or weakened
Other
▲ 68.9% better
4.1 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
  • Engine MIL inoperative or indicating a malfunction
  • Engine MIL inoperative or indicating a malfunction
  • Smoke opacity levels exceed the manufacturer’s specified limit
  • Lambda coefficient outside the default limits or the range specified by the manufacturer

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)

Brake pipe damaged or excessively corroded
ADVISORY
Occurrences: 6,755
Tyre tread depth not in accordance with the requirements
ADVISORY
Occurrences: 6,092
A tyre: with a lump, bulge or tear … or with cords exposed or damaged
ADVISORY
Occurrences: 4,467
Brake lining or pad: worn below 1.5mm
ADVISORY
Occurrences: 3,787
A suspension pin, bush, joint or bearing: excessively worn
ADVISORY
Occurrences: 3,720
Brake disc or drum: insecure, fractured or otherwise likely to fail
ADVISORY
Occurrences: 3,262
A suspension component: excessively damaged or corroded
ADVISORY
Occurrences: 3,090
A spring: or spring component fractured or seriously weakened
FAIL
Occurrences: 1,886
Brake disc or drum: significantly and obviously worn
ADVISORY
Occurrences: 947
Brake lining or pad: worn below 1.5mm
FAIL
Occurrences: 889

Serious faults (Top 10)

A spring: or spring component fractured or seriously weakened
FAIL
Occurrences: 1,886
Brake lining or pad: worn below 1.5mm
FAIL
Occurrences: 889
Brake pipe damaged or excessively corroded
FAIL
Occurrences: 777
A suspension pin, bush, joint or bearing: excessively worn
FAIL
Occurrences: 585
Tyre tread depth not in accordance with the requirements
FAIL
Occurrences: 507
A tyre: with a lump, bulge or tear … or with cords exposed or damaged
FAIL
Occurrences: 473
Wiper blade: missing or obviously not clearing the windscreen
FAIL
Occurrences: 352
A tyre: with a cut in excess of the requirements deep enough to reach the ply or cords
FAIL
Occurrences: 343
A suspension joint dust cover: missing or no longer prevents the ingress of dirt etc.
FAIL
Occurrences: 257
Brake disc or drum: significantly and obviously worn
FAIL
Occurrences: 169