Mazda RX-8 - 2005
257.2 faults per 100 tests
Year average for all cars of 2005 is 377.4 faults per 100 tests
Dataset: MOT tests in Great Britain (period: 2024-01-01 to 2025-09-10) for Mazda RX-8, model year 2005.
Sample size: 430 cars, 850 tests and 2,186 recorded faults.
0%
Less faults compared to the average car of same model year
Less faults compared to the average car of same model year
Quick summary
Total: 430 cars
The 2005 Mazda RX-8 shows a significantly lower overall defect rate compared to the average car of the same year, with 257 defects per 100 vehicles against an average of 376. This represents a 31.5% improvement over the average. Notably, the RX-8 performs particularly well in categories such as brakes, steering, and visibility, with defect rates much lower than average. However, it does face a higher incidence of issues in the "Other" category, suggesting some unique challenges. Mileage trends indicate that defect rates increase with mileage, peaking in the 93,000 to 124,000-mile range before declining for higher mileages.
Cars by mileage segment
Total: 430 cars
More model years for Mazda RX-8
Other models from Mazda
Categories
Brakes
▲ 25.6% better
117.9 faults / 100 tests
Year avg: 158.5 / 100 tests
- Brake disc or drum: insecure, fractured or otherwise likely to fail
- Brake lining or pad: worn below 1.5mm
- Brake hose ferrules: excessively corroded
- Brake pipe damaged or excessively corroded
- Significant brake effort recorded with no brake applied indicating a binding brake
Steering
▲ 86.2% better
3.1 faults / 100 tests
Year avg: 22.4 / 100 tests
- Power steering fluid leaking or system malfunctioning
- A steering linkage component: fractured or deformed
- Power steering: inoperative
- Excessive wear or play in a universal joint or a flexible coupling excessively deteriorated
- A steering ball joint: with excessive wear or free play
Visibility
▲ 58.5% better
11.8 faults / 100 tests
Year avg: 28.4 / 100 tests
- Windscreen or window damaged or seriously discoloured: but not adversely affecting driver’s view
- Wiper blade: defective
- Obligatory mirror or device: slightly damaged or loose
- Wiper blade: missing or obviously not clearing the windscreen
- Windscreen washers not working or not providing sufficient fluid to clear the windscreen
Lights & Electrics
▲ 47.9% better
57.4 faults / 100 tests
Year avg: 110.1 / 100 tests
- Product on the lens or light source which obviously reduces light intensity or changes emitted colour to other than white or yellow
- The aim of a headlamp is not within limits laid down in the requirements
- Headlamp reflector or lens: slightly defective
- Lamp: missing, inoperative or in the case of a multiple light source more than a half not functioning
- Stop lamp(s): all missing or inoperative
Wheels & Suspension
▲ 35.0% better
204.2 faults / 100 tests
Year avg: 314.1 / 100 tests
- Tyre tread depth not in accordance with the requirements
- The strength or continuity of the load bearing structure within 30cm … is significantly reduced or inadequately repaired
- A suspension component: excessively damaged or corroded
- A tyre: with a lump, bulge or tear … or with cords exposed or damaged
- A suspension pin, bush, joint or bearing: excessively worn
Body/Structure
▲ 30.4% better
42.8 faults / 100 tests
Year avg: 61.5 / 100 tests
- Vehicle structure corroded to the extent that: the rigidity of the assembly is significantly reduced
- Body, cab or chassis: excessively corroded at mounting points
- Exhaust system has a major leak or is insecure
- Exhaust system has a major leak or is insecure
- Vehicle structure corroded to the extent that: the rigidity of the assembly is significantly reduced
Equipment
▲ 28.7% better
9.2 faults / 100 tests
Year avg: 12.9 / 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
- 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
- A seat belt:
Other
▼ 45.6% worse
68.0 faults / 100 tests
Year avg: 46.7 / 100 tests
- Fluid: leaking excessively and likely to harm the environment or to pose a safety risk to other road users
- Emissions levels exceed the manufacturer’s specified limits
- Emissions test unable to be completed
- Emissions levels exceed default limits
- 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: 192
Tyre tread depth not in accordance with the requirements
ADVISORY
Occurrences: 134
Brake disc or drum: insecure, fractured or otherwise likely to fail
ADVISORY
Occurrences: 131
Fluid: leaking excessively and likely to harm the environment or to pose a safety risk to other road users
ADVISORY
Occurrences: 125
A tyre: with a lump, bulge or tear … or with cords exposed or damaged
ADVISORY
Occurrences: 114
The strength or continuity of the load bearing structure within 30cm … is significantly reduced or inadequately repaired
ADVISORY
Occurrences: 89
Brake pipe damaged or excessively corroded
ADVISORY
Occurrences: 79
Brake lining or pad: worn below 1.5mm
ADVISORY
Occurrences: 78
A suspension pin, bush, joint or bearing: excessively worn
ADVISORY
Occurrences: 77
Vehicle structure corroded to the extent that: the rigidity of the assembly is significantly reduced
ADVISORY
Occurrences: 72
Serious faults (Top 10)
The strength or continuity of the load bearing structure within 30cm … is significantly reduced or inadequately repaired
FAIL
Occurrences: 68
Emissions levels exceed default limits
FAIL
Occurrences: 36
Emissions levels exceed the manufacturer’s specified limits
FAIL
Occurrences: 33
Engine MIL inoperative or indicating a malfunction
FAIL
Occurrences: 27
Vehicle structure corroded to the extent that: the rigidity of the assembly is significantly reduced
FAIL
Occurrences: 21
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
FAIL
Occurrences: 19
A suspension joint dust cover: missing or no longer prevents the ingress of dirt etc.
FAIL
Occurrences: 18
Emissions test unable to be completed
FAIL
Occurrences: 17
Lamp: missing, inoperative or in the case of a multiple light source more than a half not functioning
FAIL
Occurrences: 16
A spring: or spring component fractured or seriously weakened
FAIL
Occurrences: 16