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Mg ZT-T - 2004

308.6 faults per 100 tests
Year average for all cars of 2004 is 384.6 faults per 100 tests
Dataset: MOT tests in Great Britain (period: 2024-01-01 to 2025-09-10) for Mg ZT-T, model year 2004. Sample size: 309 cars, 652 tests and 2,012 recorded faults.
0%
Less faults compared to the average car of same model year

Quick summary

Total: 309 cars

The MG ZT-T from 2004 has an overall defect rate of 309 per 100 vehicles, which is notably lower than the average of 382 per 100 vehicles for the same year, representing a 19% reduction in defects. It shows a positive performance in visibility, lights and electrics, and body structure, with fewer defects than the average in these categories. Specifically, defects related to visibility are 50% lower than average, indicating strong performance in this area. Mileage trends show that defect rates increase with mileage, particularly after 124,000 miles, though this model still performs comparatively better than the average across all mileage segments. Overall, the MG ZT-T exhibits a reliable performance with fewer defects in key areas, suggesting it is a solid choice for buyers seeking a 2004 vehicle.

Cars by mileage segment

Total: 309 cars

Categories

Brakes
▲ 15.0% better
139.6 faults / 100 tests
Year avg: 164.2 / 100 tests
  • Brake pipe damaged or excessively corroded
  • Brake disc or drum: insecure, fractured or otherwise likely to fail
Steering
▼ 16.9% worse
29.1 faults / 100 tests
Year avg: 24.9 / 100 tests
Visibility
▲ 50.9% better
14.4 faults / 100 tests
Year avg: 29.3 / 100 tests
Lights & Electrics
▲ 26.0% better
81.3 faults / 100 tests
Year avg: 109.9 / 100 tests
  • Product on the lens or light source which obviously reduces light intensity or changes emitted colour to other than white or yellow
Wheels & Suspension
▲ 13.9% better
269.3 faults / 100 tests
Year avg: 312.9 / 100 tests
  • 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
  • A spring: or spring component fractured or seriously weakened
  • The strength or continuity of the load bearing structure within 30cm … is significantly reduced or inadequately repaired
Body/Structure
▲ 34.9% better
41.4 faults / 100 tests
Year avg: 63.6 / 100 tests
  • Vehicle structure corroded to the extent that: the rigidity of the assembly is significantly reduced
Equipment
▼ 2.2% worse
14.1 faults / 100 tests
Year avg: 13.8 / 100 tests
Other
▲ 44.8% better
27.9 faults / 100 tests
Year avg: 50.5 / 100 tests

Fault rate by mileage segment

Model    Year average
0 533 0–31,000 mi 31,000–62,000 62,000–93,000 93,000–124,000 124,000+
* Metric: faults per 100 tests.

Most common faults (Top 10)

Brake pipe damaged or excessively corroded
ADVISORY
Occurrences: 188
Tyre tread depth not in accordance with the requirements
ADVISORY
Occurrences: 156
A suspension component: excessively damaged or corroded
ADVISORY
Occurrences: 155
A suspension pin, bush, joint or bearing: excessively worn
ADVISORY
Occurrences: 91
Brake disc or drum: insecure, fractured or otherwise likely to fail
ADVISORY
Occurrences: 76
A spring: or spring component fractured or seriously weakened
ADVISORY
Occurrences: 76
The strength or continuity of the load bearing structure within 30cm … is significantly reduced or inadequately repaired
ADVISORY
Occurrences: 66
A tyre: with a lump, bulge or tear … or with cords exposed or damaged
ADVISORY
Occurrences: 63
Vehicle structure corroded to the extent that: the rigidity of the assembly is significantly reduced
ADVISORY
Occurrences: 58
Product on the lens or light source which obviously reduces light intensity or changes emitted colour to other than white or yellow
ADVISORY
Occurrences: 54

Serious faults (Top 10)

A suspension pin, bush, joint or bearing: excessively worn
FAIL
Occurrences: 33
The strength or continuity of the load bearing structure within 30cm … is significantly reduced or inadequately repaired
FAIL
Occurrences: 31
Parking brake efficiency: below minimum requirement
FAIL
Occurrences: 30
An SRS malfunction indicator lamp (MIL) indicates a system malfunction
FAIL
Occurrences: 27
A suspension joint dust cover: missing or no longer prevents the ingress of dirt etc.
FAIL
Occurrences: 22
Brake pipe damaged or excessively corroded
FAIL
Occurrences: 18
Tyre tread depth not in accordance with the requirements
FAIL
Occurrences: 13
A spring: or spring component fractured or seriously weakened
FAIL
Occurrences: 13
A steering ball joint: with excessive wear or free play
FAIL
Occurrences: 13
Beam image obviously incorrect
FAIL
Occurrences: 13