2003 Mazda B Series 2.5L Diesel · OW03 PTY
2003 Mazda B Series (2.5L, diesel). First registered 01 Jul 2003. Recorded mileage 134,142 miles. MOT valid until 17 May 2027. Taxed until 01 Dec 2026.
- Make & Model
- MAZDA B SERIES
- Year / Origin
- 2003 · Oxford
- Safety Recall
- Unknown
- MOT Status
- Valid until 17 May 2027
- Road Tax
- Taxed (01 Dec 2026)
- Recorded Mileage
- 134,142 mi
- ULEZ Compliance
- Non-Compliant (Pre-Euro 6 Diesel)
- Fuel & Engine
- DIESEL · 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.
OW03 PTY Key Findings
- 5 MOT tests recorded
- Latest MOT passed on 30/04/2026
- 134,142 miles recorded at latest MOT
- 1 historical MOT failure
- 8 defects noted at the latest MOT
- Recurring lighting items (11 mentions)
Derived directly from the recorded DVSA and DVLA data shown on this page.
OW03 PTY 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 2003 Mazda B Series (OW03 PTY) between May 2023 and April 2026.
The record contains 4 passes and 1 failure.
The most recent test on 30 April 2026 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: Lighting (11 issues), Suspension (4 issues), Tyres (2 issues). 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.
OW03 PTY Mileage History
- 05/05/2023130,428 mi
- 14/05/2024131,749 mi+1,321 mi
- 12/05/2025132,804 mi+1,055 mi
- 30/04/2026134,142 mi+1,338 mi
- 30/04/2026134,142 mi
Average of roughly 1,243 miles per year across 5 recorded odometer readings.
Technical Specifications
Core Specifications
Identification & Status
Dimensions & Weights
Diagnostic & Valuation Intelligence
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MOT Roadworthiness: Good
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.
Buyer's Guide & Inspection Advisory
Expert automotive synthesis from historical MOT defect records and market benchmarks.
Our Verdict
Exercise significant caution before purc
When inspecting this blue 2.5L diesel, prioritize a thorough check of the drivetrain and suspension components. The MOT history shows that CV boots (both nearside and offside front) have been noted as 'severely deteriorated' across multiple years (2024, 2025, and 2026), which is a significant concern for potential joint failure.
Negotiate based on the documented advisories. The most recent MOT in April 2026 noted worn upper suspension arm bushes and a loose body tub component. You should also ask for evidence of any work carried out to address the rear differential oil leak that has been noted consistently since at least 2023. Ensure the stop lamps and headlamp lenses have been properly addressed, as these were recent points of failure or advisory.
As a 2499cc diesel, running costs will be influenced by the vehicle's age and utility. Fuel economy for this era of Mazda pickup is typically moderate, and you should check the specific tax band for a 2003 2.5L diesel model.
Insurance groups for older utility vehicles can vary significantly depending on the driver profile. Maintenance costs are likely to be higher than average due to the recurring nature of the suspension and drivetrain issues seen in the MOT history. Expect to budget for regular replacement of consumables like tyres and boots, as well as potential repairs to the suspension bushings and differential seals.
Pay close attention to the CV boots; the records show a long-term pattern of deterioration on both the nearside and offside front outer drive shaft joints. Check for any signs of grease leakage around these areas. Additionally, inspect the front upper suspension arms, as the most recent MOT flagged worn pins or bushes on both sides.
Underneath the vehicle, look for evidence of the rear differential oil leak mentioned in the 2023, 2025, and 2026 records. You should also examine the rear body tub for any signs of instability or movement, following the 'slightly loose body tub' advisory from April 2026. Finally, check the clarity of the headlamp lenses, as 'slightly defective' lenses have been a recurring advisory since at least 2024.
This 2003 Mazda B Series diesel pickup has covered 134,142 miles as of its latest MOT in April 2026. While it has passed its recent tests, the records reveal persistent advisories regarding CV boots, headlamp lenses, and differential oil leaks. The vehicle's history is characterised by frequent minor failures and a consistent list of recurring mechanical advisories.
No aggregate reliability data is available for the Mazda B Series to provide a comparative benchmark.
Reviewed by the IsItAGoodCar editorial team — Verified automotive analysis synthesized from official vehicle registries.
Data Sources
DVSA
Official MOT test logs & failure reasons
DVLA
Tax, registration & powertrain specs
Experian
Finance, stolen markers & total loss
AI Analysis
Historical fault & advisory patterns
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