2004 MG ZT 1.8L Petrol · MG04 DOZ
2004 MG ZT (1.8L, petrol). First registered 27 Apr 2004. Recorded mileage 30,459 miles. MOT expired on 01 Nov 2024.
- Make & Model
- MG ZT
- Year / Origin
- 2004 · Manchester & Merseyside
- Safety Recall
- Unknown
- MOT Status
- Expired on 01 Nov 2024
- Road Tax
- —
- Recorded Mileage
- 30,459 mi
- ULEZ Compliance
- Check Required (Pre-Euro 4 Petrol)
- Fuel & Engine
- Petrol · 1.8L
- Reliability Guide
- Common Faults
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MG04 DOZ Key Findings
- 3 MOT tests recorded
- Latest MOT failed on 29/10/2024
- 30,459 miles recorded at latest MOT
- 1 historical MOT failure
- 1 defect noted at the latest MOT
- Recurring exhaust & emissions items (2 mentions)
Derived directly from the recorded DVSA and DVLA data shown on this page.
MG04 DOZ MOT History
Interpretation generated from the recorded test data above — not an official DVSA statement and not a substitute for an independent inspection.
3 MOT tests are recorded for this 2004 Mg Zt (MG04 DOZ) between September 2022 and October 2024.
The record contains 2 passes and 1 failure.
The most recent test on 29 October 2024 was a fail; the vehicle has not passed its last recorded MOT.
Across all tests, the most frequently flagged areas are: Exhaust & Emissions (2 issues), Lighting (1 issue). Repeated mentions in one area can indicate an ongoing pattern worth checking in person.
In total 1 advisory notice is recorded. Advisories flag items that passed but may need attention before the next test; they are not evidence of how well the vehicle has been serviced.
Recorded failure items include: “Exhaust Lambda reading after 2nd fast idle outside specified limits (8.2.1.2 (c))”.
MG04 DOZ Mileage History
- 21/09/202230,113 mi
- 02/11/202330,406 mi+293 mi
- 29/10/202430,459 mi+53 mi
Average of roughly 164 miles per year across 3 recorded odometer readings.
Technical Specifications
Core Specifications
Identification & Status
Dimensions & Weights
Diagnostic & Valuation Intelligence
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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.
MOT Roadworthiness: Below 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.
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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MG ZT Model Intelligence & Reliability
Verified MOT failure trends, buying advice, and technical directory specifications.
Owner-reported defects, recurring MOT failure points, and estimated repair costs.
Browse production generations, registration statistics, and trim variants.
Historical MOT pass rates and DVLA records for 2004 model year cars.
- ECU Flooding (Blocked Drains)Serious
The plenum chamber drains block with leaves, causing water to rise and submerge the engine ECU.
- Front Coil Spring BreakageModerate
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.
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