2003 MG ZT 2.5L Petrol · KX03 BKZ
2003 MG ZT (2.5L, petrol). First registered 06 Mar 2003. Recorded mileage 109,702 miles. MOT expired on 26 Aug 2025.
- Make & Model
- MG ZT
- Year / Origin
- 2003 · Northampton
- Safety Recall
- Unknown
- MOT Status
- Expired on 26 Aug 2025
- Road Tax
- —
- Recorded Mileage
- 109,702 mi
- ULEZ Compliance
- Check Required (Pre-Euro 4 Petrol)
- Fuel & Engine
- Petrol · 2.5L
- Reliability Guide
- Common Faults
Thinking of buying this vehicle? Free MOT and tax checks do not cover legal ownership. If outstanding finance exists, finance companies have legal right to repossess without compensation.
KX03 BKZ Key Findings
- 4 MOT tests recorded
- Latest MOT passed on 28/08/2024
- 109,702 miles recorded at latest MOT
- 1 historical MOT failure
- 5 defects noted at the latest MOT
- Recurring brakes items (7 mentions)
Derived directly from the recorded DVSA and DVLA data shown on this page.
KX03 BKZ MOT History
Interpretation generated from the recorded test data above — not an official DVSA statement and not a substitute for an independent inspection.
4 MOT tests are recorded for this 2003 Mg Zt (KX03 BKZ) between January 2022 and August 2024.
The record contains 3 passes and 1 failure.
The most recent test on 28 August 2024 was a pass, although the earlier record includes 1 failure that buyers may want to investigate.
Across all tests, the most frequently flagged areas are: Brakes (7 issues), Tyres (3 issues), Bodywork (3 issues), Lighting (2 issues), Suspension (1 issue). Repeated mentions in one area can indicate an ongoing pattern worth checking in person.
In total 13 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: “Offside Rear Outer Vehicle structure or chassis has excessive corrosion, seriously affecting its strength within 30cm of”; “Nearside Rear Outer Vehicle structure or chassis has excessive corrosion, seriously affecting its strength within 30cm o”; “Offside Rear Inner Vehicle structure or chassis has excessive corrosion, seriously affecting its strength within 30cm of”.
KX03 BKZ Mileage History
- 31/01/2022105,934 mi
- 31/01/2023108,543 mi+2,609 mi
- 08/08/2024109,695 mi+1,152 mi
- 28/08/2024109,702 mi+7 mi
Average of roughly 1,464 miles per year across 4 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
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Owner-reported defects, recurring MOT failure points, and estimated repair costs.
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Historical MOT pass rates and DVLA records for 2003 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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