Mg ZS - 2005
279.9 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 Mg ZS, model year 2005.
Sample size: 289 cars, 631 tests and 1,766 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: 289 cars
The MG ZS from 2005 has an overall defect rate of 280 per 100 vehicles, which is significantly lower than the average for its year at 376 per 100, representing a 25% improvement. Notably, it performs better than average in categories such as brakes, steering, and visibility, with defect rates considerably lower than the typical figures for these areas. However, it does face challenges with body and structure defects, where it has a higher rate compared to the average. Mileage trends show that the defect rate increases with higher mileage, particularly after 93,000 miles, but remains lower overall compared to similar vehicles.
Cars by mileage segment
Total: 289 cars
Categories
Brakes
▲ 25.0% better
118.9 faults / 100 tests
Year avg: 158.5 / 100 tests
- Brake disc or drum: insecure, fractured or otherwise likely to fail
- Significant brake effort recorded with no brake applied indicating a binding brake
- Significant brake effort recorded with no brake applied indicating a binding brake
- Brake pipe damaged or excessively corroded
- Brake hose ferrules: excessively corroded
Steering
▲ 75.9% better
5.4 faults / 100 tests
Year avg: 22.4 / 100 tests
- Power steering fluid leaking or system malfunctioning
- Steering rack gaiter or ball joint dust cover: missing or no longer prevents the ingress of dirt etc.
- A steering ball joint: with excessive wear or free play
- A steering ball joint: with excessive wear or free play
- Steering rack gaiter or ball joint dust cover: damaged or deteriorated
Visibility
▲ 38.7% better
17.4 faults / 100 tests
Year avg: 28.4 / 100 tests
- Windscreen or window damaged or seriously discoloured: but not adversely affecting driver’s view
- Windscreen washers not working or not providing sufficient fluid to clear the windscreen
- Wiper blade: missing or obviously not clearing the windscreen
- Wiper blade: missing or obviously not clearing the windscreen
- Wiper blade: defective
Lights & Electrics
▲ 39.9% better
66.2 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
- 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 reflector or lens: slightly defective
- Beam image obviously incorrect
Wheels & Suspension
▲ 31.1% better
216.5 faults / 100 tests
Year avg: 314.1 / 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
- A suspension component: excessively damaged or corroded
- 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
Body/Structure
▼ 26.8% worse
78.0 faults / 100 tests
Year avg: 61.5 / 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
- Exhaust system has a major leak or is insecure
- A transmission shaft constant velocity joint boot: missing, split, insecure or no longer prevents the ingress of dirt
Equipment
▼ 0.8% worse
13.0 faults / 100 tests
Year avg: 12.9 / 100 tests
- An SRS malfunction indicator lamp (MIL) indicates a system malfunction
- An SRS malfunction indicator lamp (MIL) indicates a system malfunction
- Audible warning:
- 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
- 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
Other
▲ 4.9% better
44.4 faults / 100 tests
Year avg: 46.7 / 100 tests
- Emissions levels exceed the manufacturer’s specified limits
- Emissions levels exceed default limits
- 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
- Exhaust noise levels in excess of those permitted
Fault rate by mileage segment
Model
Year average
* Metric: faults per 100 tests.
Most common faults (Top 10)
A suspension pin, bush, joint or bearing: excessively worn
ADVISORY
Occurrences: 127
Brake disc or drum: insecure, fractured or otherwise likely to fail
ADVISORY
Occurrences: 110
Tyre tread depth not in accordance with the requirements
ADVISORY
Occurrences: 94
A tyre: with a lump, bulge or tear … or with cords exposed or damaged
ADVISORY
Occurrences: 78
Vehicle structure corroded to the extent that: the rigidity of the assembly is significantly reduced
ADVISORY
Occurrences: 77
Fluid: leaking excessively and likely to harm the environment or to pose a safety risk to other road users
ADVISORY
Occurrences: 69
The strength or continuity of the load bearing structure within 30cm … is significantly reduced or inadequately repaired
ADVISORY
Occurrences: 69
A suspension component: excessively damaged or corroded
ADVISORY
Occurrences: 63
Brake pipe damaged or excessively corroded
ADVISORY
Occurrences: 62
A spring: or spring component fractured or seriously weakened
ADVISORY
Occurrences: 52
Serious faults (Top 10)
The strength or continuity of the load bearing structure within 30cm … is significantly reduced or inadequately repaired
FAIL
Occurrences: 46
A suspension joint dust cover: missing or no longer prevents the ingress of dirt etc.
FAIL
Occurrences: 24
Significant brake effort recorded with no brake applied indicating a binding brake
FAIL
Occurrences: 21
A transmission shaft constant velocity joint boot: missing, split, insecure or no longer prevents the ingress of dirt
FAIL
Occurrences: 17
Emissions levels exceed the manufacturer’s specified limits
FAIL
Occurrences: 16
Parking brake efficiency: below minimum requirement
FAIL
Occurrences: 15
Exhaust system has a major leak or is insecure
FAIL
Occurrences: 14
Beam image obviously incorrect
FAIL
Occurrences: 14
A suspension pin, bush, joint or bearing: excessively worn
FAIL
Occurrences: 14
Audible warning:
FAIL
Occurrences: 12