2004 MG ZT 1.8L Petrol · PL04 UZK
2004 MG ZT (1.8L, petrol). First registered 28 May 2004. Recorded mileage 105,146 miles. MOT expired on 14 Jul 2026.
- Make & Model
- MG ZT
- Year / Origin
- 2004 · Preston
- Safety Recall
- Unknown
- MOT Status
- Expired on 14 Jul 2026
- Road Tax
- —
- Recorded Mileage
- 105,146 mi
- ULEZ Compliance
- Check Required (Pre-Euro 4 Petrol)
- Fuel & Engine
- Petrol · 1.8L
- Reliability Guide
- Common Faults
PL04 UZK Key Findings
- 5 MOT tests recorded
- Latest MOT passed on 16/07/2025
- 105,146 miles recorded at latest MOT
- 2 historical MOT failures
- 17 defects noted at the latest MOT
- Recurring brakes items (11 mentions)
Derived directly from the recorded DVSA and DVLA data shown on this page.
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.
Technical Specifications
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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.
PL04 UZK Mileage History
- 26/09/202296,808 mi
- 03/10/2023103,027 mi+6,219 mi
- 18/10/2023103,048 mi+21 mi
- 10/07/2025105,147 mi+2,099 mi
- 16/07/2025105,146 mi-1 mi
Average of roughly 2,975 miles per year across 5 recorded odometer readings.
Recorded mileage decreased between one or more tests — a potential clocking indicator worth verifying before purchase.
PL04 UZK 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 (PL04 UZK) between September 2022 and July 2025.
The record contains 3 passes and 2 failures.
The most recent test on 16 July 2025 was a pass, although the earlier record includes 2 failures that buyers may want to investigate.
Across all tests, the most frequently flagged areas are: Brakes (11 issues), Tyres (7 issues), Suspension (6 issues), Lighting (5 issues), Exhaust & Emissions (3 issues). Repeated mentions in one area can indicate an ongoing pattern worth checking in person.
In total 41 advisory notices are 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: “Parking brake efficiency below requirements (1.4.2 (a) (i))”; “Exhaust Lambda reading after 2nd fast idle outside specified limits (8.2.1.2 (c))”; “Rear Registration plate does not conform to the specified requirements (0.1 (d))”.
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.
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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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