2005 Mazda 3 1.6L Petrol · LB05 ECX
2005 Mazda 3 (1.6L, petrol). First registered 31 Jul 2005. Recorded mileage 152,526 miles. MOT valid until 30 Jul 2027.
- Make & Model
- MAZDA 3
- Year / Origin
- 2005 · Stanmore (North London)
- Safety Recall
- Unknown
- MOT Status
- Valid until 30 Jul 2027
- Road Tax
- —
- Recorded Mileage
- 152,526 mi
- ULEZ Compliance
- Likely ULEZ Compliant (Early Euro 4)
- Fuel & Engine
- Petrol · 1.6L
- 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.
LB05 ECX Key Findings
- 5 MOT tests recorded
- Latest MOT passed on 21/07/2026
- 152,526 miles recorded at latest MOT
- 1 historical MOT failure
- 2 defects noted at the latest MOT
- Recurring suspension items (7 mentions)
Derived directly from the recorded DVSA and DVLA data shown on this page.
LB05 ECX 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 2005 Mazda 3 (LB05 ECX) between July 2023 and July 2026.
The record contains 4 passes and 1 failure.
The most recent test on 21 July 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: Suspension (7 issues), Lighting (6 issues), Tyres (3 issues), Brakes (1 issue). Repeated mentions in one area can indicate an ongoing pattern worth checking in person.
In total 10 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 Registration plate lamp inoperative in the case of a single lamp or all lamps (4.7.1 (b) (ii))”; “Nearside Registration plate lamp inoperative in the case of a single lamp or all lamps (4.7.1 (b) (ii))”; “Nearside Front Position lamp not working (4.2.1 (a) (ii))”.
LB05 ECX Mileage History
- 26/07/2023145,889 mi
- 18/07/2024148,468 mi+2,579 mi
- 18/07/2024148,469 mi+1 mi
- 28/07/2025151,655 mi+3,186 mi
- 21/07/2026152,526 mi+871 mi
Average of roughly 2,222 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 Mazda Mazda 3 (BK)
Our database tracks 3 specific mechanical faults and recurring failure patterns identified across UK MOT testing stations for this generation.
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.
Similar Vehicles
Similar Vehicles Checked Recently
Plate Neighbors
Batch Registration Neighbors (LB05 Series)
Vehicles registered in the same regional DVLA batch as LB05ECX.
FORD
FIESTA
HONDA
CIVIC
HONDA
CIVIC
HONDA
CIVIC
HONDA
CIVIC
HONDA
CIVIC
HONDA
CIVIC
HONDA
CIVIC
HONDA
CIVIC
HONDA
CIVIC
HONDA
CIVIC
JAGUAR
XKR
MAZDA 3 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 2005 model year cars.
- Rear Wheel Arch and Structural Sill CorrosionSerious
The first-generation Mazda 3 BK suffers from inadequate factory corrosion protection and seam sealing in key moisture-trap zones. UK winter road salt, road grit, and damp mud accumulate behind the rear wheel arch lip returns and plastic arch liners, allowing moisture to attack bare steel. Corrosion typically bubbles through the paint along the rear quarter panel arches and spreads into the structural rear inner sills, jacking points, and rear subframe mounting brackets. Advanced corrosion results in severe structural MOT failure, frequently rendering early UK survivors uneconomical to repair unless cut out and welded with fresh metal.
- 1.6 MZ-CD Turbodiesel Oil Feed Carbon Clogging and Turbo FailureSerious
The 1.6-litre MZ-CD common-rail turbodiesel (co-developed with PSA) is notorious across UK used cars for premature turbocharger failure. Leaking copper fuel injector crush washers allow combustion gases to blow past into the engine crankcase, rapidly turning engine oil into sludgy carbon deposits. These carbon particles lodge in the microscopic gauze filter screen housed inside the turbocharger oil feed banjo bolt. Starved of clean oil flow, the turbo bearings overheat, produce a siren-like whine, and rapidly disintegrate, dumping metal shards into the intake and intercooler. A permanent fix requires injector resealing, sump drop, and banjo filter removal.
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.