2004 MG ZT 4.6L Petrol · CP54 OCJ
2004 MG ZT (4.6L, petrol). First registered 10/12/2004. Recorded mileage 42,227 miles. MOT status: Failed.
- Make & Model
- MG ZT
- Year / Origin
- 2004 · Swansea
- Safety Recall
- Unknown
- MOT Status
- Failed
- Road Tax
- —
- Recorded Mileage
- 42,227 mi
- ULEZ Compliance
- Check Required (Pre-Euro 4 Petrol)
- Fuel & Engine
- Petrol · 4.6L
- Reliability Guide
- Common Faults
- Fuel Type
- Petrol
- Year
- 2004
- Engine
- 4601cc
CP54 OCJ Key Findings
- 1 MOT test recorded
- Latest MOT failed on 15/12/2025
- 42,227 miles recorded at latest MOT
- 1 historical MOT failure
Derived directly from the recorded DVSA and DVLA data shown on this page.
MOT Roadworthiness: Poor
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.
Technical Specifications
Core Specifications
Identification & Status
Dimensions & Weights
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Known faults for MG MG ZT / ZT-T
Our database tracks 5 specific mechanical faults and recurring failure patterns identified across UK MOT testing stations for this generation.
CP54 OCJ MOT History
Interpretation generated from the recorded test data above — not an official DVSA statement and not a substitute for an independent inspection.
1 MOT test are recorded for this 2004 Mg Zt (CP54 OCJ) between December 2025 and December 2025.
The record contains 0 passes and 1 failure.
The most recent test on 15 December 2025 was a fail; the vehicle has not passed its last recorded MOT.
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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