2004 MG ZT 4.6L Petrol · V8 MGY
2004 MG ZT (4.6L, petrol). First registered 18/05/2004. Recorded mileage 158,440 miles. MOT valid until 30/01/2027.
- Fuel Type
- Petrol
- Year
- 2004
- Engine
- 4600cc
V8 MGY Key Findings
- 5 MOT tests recorded
- Latest MOT passed on 31/01/2026
- 158,440 miles recorded at latest MOT
- 2 historical MOT failures
- No defects recorded at the latest MOT
Derived directly from the recorded DVSA and DVLA data shown on this page.
MOT Roadworthiness: Average
This rating reflects historical MOT pass rates and recurring advisory wear patterns from official DVSA test logs. Note that roadworthiness does not verify outstanding finance, insurance write-offs, or stolen records.
Verify lender finance agreements, insurance write-offs, police stolen registers, and mileage rollback.
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V8 MGY Mileage History
- 16/11/2023153,650 mi
- 29/01/2025154,125 mi+475 mi
- 29/01/2025154,127 mi+2 mi
- 31/01/2026158,440 mi+4,313 mi
- 31/01/2026158,440 mi
Average of roughly 2,168 miles per year across 5 recorded odometer readings.
V8 MGY MOT History
Interpretation generated from the recorded test data above — not an official DVSA statement and not a substitute for an independent inspection.
5 MOT tests are recorded for this 2004 Mg Zt (V8 MGY) between November 2023 and January 2026.
The record contains 3 passes and 2 failures.
The most recent test on 31 January 2026 was a pass, although the earlier record includes 2 failures that buyers may want to investigate.
Common Problems: MG ZT
Known issues reported by owners and MOT testers.
- ECU Flooding (Blocked Drains)(Serious)
The plenum chamber drains block with leaves, causing water to rise and submerge the engine ECU.
- Front Coil Spring Breakage(Moderate)
The front coil springs are prone to snapping due to fierce corrosion, particularly on UK roads with salt and potholes. This is a common MOT failure.
- K-Series Head Gasket Failure (1.8 Petrol)(Serious)
The 1.8 K-Series petrol engine is prone to head gasket failure if the cooling system is neglected. Symptoms include overheating and oil/coolant mixing.
- Brake Pipe Corrosion(Serious)
The brake pipes can corrode, particularly in areas where road salt is used. This is a serious safety concern and a common MOT failure point.
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