Mg ZT-T - 2003
407.0 faults per 100 tests
Year average for all cars of 2003 is 380.4 faults per 100 tests
Dataset: MOT tests in Great Britain (period: 2024-01-01 to 2025-09-10) for Mg ZT-T, model year 2003.
Sample size: 217 cars, 489 tests and 1,990 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: 217 cars
The MG ZT-T from 2003 has an overall defect rate of 407 per 100 vehicles, which is 7.6% higher than the average for cars of the same year. Notably, this model has a significantly higher defect rate in the "Equipment" category compared to the average, at nearly 20%, while it excels in the "Other" category, showing nearly half the average defect rate. Mileage trends reveal that defects are particularly high in lower mileage vehicles, with a striking 750 defects per 100 for those under 31,000 miles, indicating potential early issues with this model. In contrast, defect rates stabilise and show improvement in higher mileage ranges.
Cars by mileage segment
Total: 217 cars
Categories
Brakes
▼ 19.3% worse
202.0 faults / 100 tests
Year avg: 169.3 / 100 tests
- Brake pipe damaged or excessively corroded
- Brake disc or drum: insecure, fractured or otherwise likely to fail
Steering
▲ 6.0% better
23.7 faults / 100 tests
Year avg: 25.2 / 100 tests
Visibility
▼ 0.3% worse
29.9 faults / 100 tests
Year avg: 29.8 / 100 tests
Lights & Electrics
▼ 4.7% worse
107.6 faults / 100 tests
Year avg: 102.8 / 100 tests
- Lamp emitted colour, position or intensity not in accordance with the requirements
Wheels & Suspension
▼ 15.4% worse
348.5 faults / 100 tests
Year avg: 302.1 / 100 tests
- A suspension component: excessively damaged or corroded
- Tyre tread depth not in accordance with the requirements
- A suspension joint dust cover: severely deteriorated
- A suspension pin, bush, joint or bearing: excessively worn
- The strength or continuity of the load bearing structure within 30cm … is significantly reduced or inadequately repaired
Body/Structure
▲ 14.7% better
55.6 faults / 100 tests
Year avg: 65.2 / 100 tests
- Vehicle structure corroded to the extent that: the rigidity of the assembly is significantly reduced
Equipment
▼ 44.1% worse
19.6 faults / 100 tests
Year avg: 13.6 / 100 tests
Other
▲ 48.8% better
27.0 faults / 100 tests
Year avg: 52.7 / 100 tests
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: 193
Brake pipe damaged or excessively corroded
ADVISORY
Occurrences: 149
Tyre tread depth not in accordance with the requirements
ADVISORY
Occurrences: 122
Brake disc or drum: insecure, fractured or otherwise likely to fail
ADVISORY
Occurrences: 114
A suspension joint dust cover: severely deteriorated
MINOR
Occurrences: 75
A suspension pin, bush, joint or bearing: excessively worn
ADVISORY
Occurrences: 72
Lamp emitted colour, position or intensity not in accordance with the requirements
ADVISORY
Occurrences: 59
The strength or continuity of the load bearing structure within 30cm … is significantly reduced or inadequately repaired
ADVISORY
Occurrences: 55
Vehicle structure corroded to the extent that: the rigidity of the assembly is significantly reduced
ADVISORY
Occurrences: 51
A tyre: with a lump, bulge or tear … or with cords exposed or damaged
ADVISORY
Occurrences: 51
Serious faults (Top 10)
A suspension pin, bush, joint or bearing: excessively worn
FAIL
Occurrences: 33
An SRS malfunction indicator lamp (MIL) indicates a system malfunction
FAIL
Occurrences: 25
Brake pipe damaged or excessively corroded
FAIL
Occurrences: 23
Parking brake efficiency: below minimum requirement
FAIL
Occurrences: 23
Beam image obviously incorrect
FAIL
Occurrences: 22
A suspension joint dust cover: missing or no longer prevents the ingress of dirt etc.
FAIL
Occurrences: 21
The strength or continuity of the load bearing structure within 30cm … is significantly reduced or inadequately repaired
FAIL
Occurrences: 20
Lamp emitted colour, position or intensity not in accordance with the requirements
FAIL
Occurrences: 16
Wiper blade: missing or obviously not clearing the windscreen
FAIL
Occurrences: 15
A spring: or spring component fractured or seriously weakened
FAIL
Occurrences: 15