Mazda 3 - 2011
309.2 faults per 100 tests
Year average for all cars of 2011 is 274.4 faults per 100 tests
Dataset: MOT tests in Great Britain (period: 2024-01-01 to 2025-09-10) for Mazda 3, model year 2011.
Sample size: 5,475 cars, 12,759 tests and 39,457 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: 5,475 cars
The 2011 Mazda 3 has an overall defect rate of 309 per 100 vehicles, which is 14% higher than the average for cars of the same year, which stands at 271 per 100. Notably, as mileage increases, the defect rate for this model also rises significantly, particularly in the highest mileage bracket, where it reaches 454 per 100. The Mazda 3 performs well in steering and equipment defects, with rates substantially lower than average, but it faces challenges in the lights and electrics category and has a higher incidence of issues with wheels, suspensions, and axles compared to its peers.
Cars by mileage segment
Total: 5,475 cars
Categories
Brakes
▲ 6.2% better
103.1 faults / 100 tests
Year avg: 109.9 / 100 tests
- Brake disc or drum: insecure, fractured or otherwise likely to fail
- Brake hose ferrules: 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
▲ 46.8% better
8.4 faults / 100 tests
Year avg: 15.8 / 100 tests
- Steering rack gaiter or ball joint dust cover: damaged or deteriorated
- A steering ball joint: with excessive wear or free play
- Power steering fluid leaking or system malfunctioning
- A steering ball joint: with excessive wear or free play
- Power steering fluid: level below minimum mark
Visibility
▲ 0.0% better
21.2 faults / 100 tests
Year avg: 21.2 / 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
- Obligatory mirror or device: slightly damaged or loose
- Windscreen washers not working or not providing sufficient fluid to clear the windscreen
- Wiper blade: defective
Lights & Electrics
▼ 30.3% worse
89.8 faults / 100 tests
Year avg: 68.9 / 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
- Headlamp reflector or lens: slightly defective
- Reflector defective or damaged: by up to 50% of the reflecting surface
- Lamp: missing, inoperative or in the case of a multiple light source more than a half not functioning
- Product on the lens or light source which obviously reduces light intensity or changes emitted colour to other than white or yellow
Wheels & Suspension
▼ 27.2% worse
338.9 faults / 100 tests
Year avg: 266.4 / 100 tests
- A suspension component: excessively damaged or corroded
- A suspension pin, bush, joint or bearing: excessively worn
- A suspension pin, bush, joint or bearing: excessively worn
- Tyre tread depth not in accordance with the requirements
- A tyre: with a lump, bulge or tear … or with cords exposed or damaged
Body/Structure
▲ 20.4% better
24.9 faults / 100 tests
Year avg: 31.3 / 100 tests
- Exhaust system has a major leak or is insecure
- 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
- Body, cab or chassis: excessively corroded at mounting points
Equipment
▲ 71.6% better
2.1 faults / 100 tests
Year avg: 7.4 / 100 tests
- is significantly reduced or The strength or continuity of the load bearing structure within 30cm of any seat belt anchorage (a ’prescribed area’): inadequately repaired
- ESC MIL indicates a system malfunction
- An SRS malfunction indicator lamp (MIL) indicates a system malfunction
- A seat belt: webbing or flexible stalk significantly stretched or weakened
- A seat belt:
Other
▼ 8.6% worse
30.2 faults / 100 tests
Year avg: 27.8 / 100 tests
- Engine MIL inoperative or indicating a malfunction
- Lambda coefficient outside the default limits or the range specified by the manufacturer
- Fluid: leaking excessively and likely to harm the environment or to pose a safety risk to other road users
- Emissions test unable to be completed
- Engine MIL inoperative or indicating a malfunction
Fault rate by mileage segment
Model
Year average
* Metric: faults per 100 tests.
Most common faults (Top 10)
A suspension component: excessively damaged or corroded
ADVISORY
Occurrences: 5,731
Tyre tread depth not in accordance with the requirements
ADVISORY
Occurrences: 4,135
A suspension pin, bush, joint or bearing: excessively worn
ADVISORY
Occurrences: 3,613
Brake disc or drum: insecure, fractured or otherwise likely to fail
ADVISORY
Occurrences: 2,060
A tyre: with a lump, bulge or tear … or with cords exposed or damaged
ADVISORY
Occurrences: 1,802
A suspension pin, bush, joint or bearing: excessively worn
FAIL
Occurrences: 1,612
Brake lining or pad: worn below 1.5mm
ADVISORY
Occurrences: 1,606
Fluid: leaking excessively and likely to harm the environment or to pose a safety risk to other road users
ADVISORY
Occurrences: 1,292
A rear registration plate lamp or light source missing or inoperative: when rear registration plate has 2 or more lamps or light sources
MINOR
Occurrences: 1,092
Lamp: missing, inoperative or in the case of a multiple light source more than a half not functioning
FAIL
Occurrences: 755
Serious faults (Top 10)
A suspension pin, bush, joint or bearing: excessively worn
FAIL
Occurrences: 1,612
Lamp: missing, inoperative or in the case of a multiple light source more than a half not functioning
FAIL
Occurrences: 755
A tyre: with a lump, bulge or tear … or with cords exposed or damaged
FAIL
Occurrences: 451
Tyre tread depth not in accordance with the requirements
FAIL
Occurrences: 419
A suspension joint dust cover: missing or no longer prevents the ingress of dirt etc.
FAIL
Occurrences: 349
Brake lining or pad: worn below 1.5mm
FAIL
Occurrences: 297
Engine MIL inoperative or indicating a malfunction
FAIL
Occurrences: 284
A shock absorber damaged … or showing signs of severe leakage
FAIL
Occurrences: 266
A rear registration plate lamp or light source missing or inoperative: when rear registration plate has only one lamp or all lamps not working
FAIL
Occurrences: 262
Windscreen washers not working or not providing sufficient fluid to clear the windscreen
FAIL
Occurrences: 241