2004 MG ZR 1.4L Petrol · RJ04 BJK
2004 MG ZR (1.4L, petrol). First registered 30 Jun 2004. Recorded mileage 82,597 miles. MOT expired on 13 Nov 2026.
- Make & Model
- MG ZR
- Year / Origin
- 2004 · Reading
- Safety Recall
- Unknown
- MOT Status
- Expired on 13 Nov 2026
- Road Tax
- —
- Recorded Mileage
- 82,597 mi
- ULEZ Compliance
- Check Required (Pre-Euro 4 Petrol)
- Fuel & Engine
- Petrol · 1.4L
- 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.
RJ04 BJK Key Findings
- 5 MOT tests recorded
- Latest MOT passed on 14/11/2025
- 82,597 miles recorded at latest MOT
- 1 historical MOT failure
- No defects recorded at the latest MOT
Derived directly from the recorded DVSA and DVLA data shown on this page.
RJ04 BJK 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 Zr (RJ04 BJK) between July 2022 and November 2025.
The record contains 4 passes and 1 failure.
The most recent test on 14 November 2025 was a pass, although the earlier record includes 1 failure that buyers may want to investigate.
RJ04 BJK Mileage History
- 08/07/202273,260 mi
- 06/07/202378,091 mi+4,831 mi
- 08/07/202378,095 mi+4 mi
- 01/07/202482,607 mi+4,512 mi
- 14/11/202582,597 mi-10 mi
Average of roughly 2,784 miles per year across 5 recorded odometer readings.
Recorded mileage decreased between one or more tests — a potential clocking indicator worth verifying before purchase.
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 ZR
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 ZR
Known issues reported by owners and MOT testers.
- K-Series Head Gasket Failure (HGF)(Serious)
The K-Series engine is prone to head gasket failure due to its small coolant capacity and plastic locating dowels that allow the head to shift.
- SCU / BCU Failure (Pektron)(Moderate)
Later models (2003+) use a Pektron SCU that controls windows, fobs, and wipers. It is notorious for relay failure.
- Worn Front Suspension(Moderate)
The front suspension bushes and ball joints wear out, leading to vague steering, knocking noises, and poor handling. This is a common MOT failure point and can be exacerbated by hard driving.
- Coil Pack Failure(Moderate)
The ignition coil pack is known for failing on the ZR, causing misfires, rough running, and difficulty starting.
- Door Lock Failure(Moderate)
The door lock actuators, particularly on the driver's door, are known to fail, making it difficult to lock or unlock the car.
Similar Vehicles
Similar Vehicles Checked Recently
Plate Neighbors
Batch Registration Neighbors (RJ04 Series)
Vehicles registered in the same regional DVLA batch as RJ04BJK.
MERCEDES-BENZ
C
FORD
FOCUS
AUDI
Q3
FORD
MONDEO
VOLKSWAGEN
CADDY
AUDI
A4
VAUXHALL
MOKKA
FORD
FIESTA
FORD
FIESTA
MERCEDES-BENZ
C
FORD
FIESTA
FORD
FIESTA
MG ZR 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.
- K-Series Head Gasket Failure (HGF)Serious
The K-Series engine is prone to head gasket failure due to its small coolant capacity and plastic locating dowels that allow the head to shift.
- SCU / BCU Failure (Pektron)Moderate
Later models (2003+) use a Pektron SCU that controls windows, fobs, and wipers. It is notorious for relay failure.
- Worn Front SuspensionModerate
The front suspension bushes and ball joints wear out, leading to vague steering, knocking noises, and poor handling. This is a common MOT failure point and can be exacerbated by hard driving.
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.