Mazda 6 - 2014
220.0 faults per 100 tests
Year average for all cars of 2014 is 198.0 faults per 100 tests
Dataset: MOT tests in Great Britain (period: 2024-01-01 to 2025-09-10) for Mazda 6, model year 2014.
Sample size: 6,343 cars, 13,826 tests and 30,418 recorded faults.
0%
More faults compared to the average car of same model year
More faults compared to the average car of same model year
Quick summary
Total: 6,343 cars
The 2014 Mazda 6 has an overall defect rate of 220 per 100 vehicles, which is 13% higher than the average for cars of the same year. Notably, this model performs significantly better in categories like Lights & Electrics, Body/Structure, and Equipment, with defect rates much lower than the average. However, it shows concerning performance in the Brakes and Wheels, Suspensions & Axles categories, where defect rates exceed the average by over 30%. Additionally, the data reveals a trend of increasing defects with mileage, particularly evident in the higher mileage segments.
Cars by mileage segment
Total: 6,343 cars
Categories
Brakes
▼ 32.2% worse
122.7 faults / 100 tests
Year avg: 92.8 / 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
- Brake disc or drum: significantly and obviously worn
Steering
▲ 11.8% better
10.5 faults / 100 tests
Year avg: 11.9 / 100 tests
- A steering ball joint: with excessive wear or free play
- 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
- 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.
Visibility
▲ 11.0% better
15.3 faults / 100 tests
Year avg: 17.2 / 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
- Wiper blade: missing or obviously not clearing the windscreen
- Wiper blade: defective
- Windscreen washers not working or not providing sufficient fluid to clear the windscreen
Lights & Electrics
▲ 48.6% better
20.3 faults / 100 tests
Year avg: 39.5 / 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
- Headlamp reflector or lens: slightly defective
- A rear registration plate lamp or light source missing or inoperative: when rear registration plate has 2 or more lamps or light sources
- Product on the lens or light source which obviously reduces light intensity or changes emitted colour to other than white or yellow
Wheels & Suspension
▼ 27.1% worse
252.7 faults / 100 tests
Year avg: 198.8 / 100 tests
- A suspension pin, bush, joint or bearing: excessively worn
- A tyre: with a lump, bulge or tear … or with cords exposed or damaged
- Tyre tread depth not in accordance with the requirements
- A suspension component: excessively damaged or corroded
- A suspension pin, bush, joint or bearing: excessively worn
Body/Structure
▲ 66.0% better
5.3 faults / 100 tests
Year avg: 15.6 / 100 tests
- Body, cab or chassis: excessively corroded at mounting points
- A transmission shaft constant velocity joint boot: severely deteriorated
- Vehicle structure corroded to the extent that: the rigidity of the assembly is significantly reduced
- Exhaust system has a major leak or is insecure
- A main load-bearing structural member: fractured or deformed such that structural rigidity is significantly reduced
Equipment
▲ 75.6% better
1.1 faults / 100 tests
Year avg: 4.5 / 100 tests
- Seat belt buckle missing, damaged or not functioning as intended
- An SRS malfunction indicator lamp (MIL) indicates a system malfunction
- ESC MIL indicates a system malfunction
- Seat belt buckle missing, damaged or not functioning as intended
- A seat belt: webbing or flexible stalk significantly stretched or weakened
Other
▲ 22.9% better
12.1 faults / 100 tests
Year avg: 15.7 / 100 tests
- Smoke opacity levels exceed the manufacturer’s specified limit
- Exhaust emits excessive smoke or vapour of any colour to an extent likely to obscure the vision of other road users
- 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
- Exhaust on a vehicle fitted with a diesel particulate filter emits visible smoke of any colour
Fault rate by mileage segment
Model
Year average
* Metric: faults per 100 tests.
Most common faults (Top 10)
Tyre tread depth not in accordance with the requirements
ADVISORY
Occurrences: 4,047
A suspension pin, bush, joint or bearing: excessively worn
ADVISORY
Occurrences: 3,523
A suspension component: excessively damaged or corroded
ADVISORY
Occurrences: 3,268
Brake disc or drum: insecure, fractured or otherwise likely to fail
ADVISORY
Occurrences: 2,171
A tyre: with a lump, bulge or tear … or with cords exposed or damaged
ADVISORY
Occurrences: 1,961
Brake lining or pad: worn below 1.5mm
ADVISORY
Occurrences: 1,791
Brake pipe damaged or excessively corroded
ADVISORY
Occurrences: 1,646
A suspension pin, bush, joint or bearing: excessively worn
FAIL
Occurrences: 986
Brake disc or drum: significantly and obviously worn
ADVISORY
Occurrences: 456
A spring: or spring component fractured or seriously weakened
FAIL
Occurrences: 410
Serious faults (Top 10)
A suspension pin, bush, joint or bearing: excessively worn
FAIL
Occurrences: 986
A spring: or spring component fractured or seriously weakened
FAIL
Occurrences: 410
Brake lining or pad: worn below 1.5mm
FAIL
Occurrences: 320
Tyre tread depth not in accordance with the requirements
FAIL
Occurrences: 300
Parking brake efficiency: below minimum requirement
FAIL
Occurrences: 291
A tyre: with a lump, bulge or tear … or with cords exposed or damaged
FAIL
Occurrences: 267
A suspension joint dust cover: missing or no longer prevents the ingress of dirt etc.
FAIL
Occurrences: 246
Lamp: missing, inoperative or in the case of a multiple light source more than a half not functioning
FAIL
Occurrences: 236
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: 217
Brake pipe damaged or excessively corroded
FAIL
Occurrences: 201