2004 MG ZT 1.8L Petrol · BT04 NNH
2004 MG ZT (1.8L, petrol). First registered 30 Apr 2004. Recorded mileage 94,542 miles. MOT expired on 13 Oct 2026.
- Make & Model
- MG ZT
- Year / Origin
- 2004 · Birmingham
- Safety Recall
- Unknown
- MOT Status
- Expired on 13 Oct 2026
- Road Tax
- —
- Recorded Mileage
- 94,542 mi
- ULEZ Compliance
- Check Required (Pre-Euro 4 Petrol)
- Fuel & Engine
- Petrol · 1.8L
- 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.
BT04 NNH Key Findings
- 5 MOT tests recorded
- Latest MOT passed on 15/10/2025
- 94,542 miles recorded at latest MOT
- 2 historical MOT failures
- 9 defects noted at the latest MOT
- Recurring bodywork & corrosion items (14 mentions)
Derived directly from the recorded DVSA and DVLA data shown on this page.
BT04 NNH 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 (BT04 NNH) between November 2023 and October 2025.
The record contains 3 passes and 2 failures.
The most recent test on 15 October 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: Bodywork (14 issues), Suspension (5 issues), Brakes (4 issues), Tyres (3 issues). Repeated mentions in one area can indicate an ongoing pattern worth checking in person.
In total 32 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: “Oil leaking excessively from engine Oil filter leaking (8.4.1 (a) (i))”; “Offside Front Inner Tyre has a bulge, caused by separation or partial failure of its structure (5.2.3 (d) (ii))”; “Nearside Rear Integral body structure corroded to the extent that the rigidity of the assembly is significantly reduced ”.
BT04 NNH Mileage History
- 30/11/202392,554 mi
- 18/09/202493,643 mi+1,089 mi
- 20/09/202493,646 mi+3 mi
- 13/10/202594,540 mi+894 mi
- 15/10/202594,542 mi+2 mi
Average of roughly 1,060 miles per year across 5 recorded odometer readings.
Technical Specifications
Core Specifications
Identification & Status
Dimensions & Weights
Diagnostic & Valuation Intelligence
Estimate current market value
Generate an instant valuation benchmark based on live market listings, vehicle mileage, and recent dealer auction figures.
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: 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.
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.
Similar Vehicles
Similar Vehicles Checked Recently
Plate Neighbors
Batch Registration Neighbors (BT04 Series)
Vehicles registered in the same regional DVLA batch as BT04NNH.
FORD
FOCUS
VOLKSWAGEN
CADDY
FORD
FUSION
FORD
MUSTANG
FORD
FIESTA
LAND ROVER
RANGE ROVER EVOQUE R-DYN S A
BMW
Z4
FORD
FOCUS
FORD
FUSION
FORD
TRANSIT
FORD
FUSION
FORD
FOCUS
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.
Regional DVLA Registration Directory
Vehicles and registration batches issued by regional DVLA offices across the UK.
Recently Checked UK Vehicles
Live vehicle history checks and MOT records recently queried by UK car buyers.