Mazda Bongo: body, structure & corrosion MOT failures
Body, structure & corrosion was a recorded failure area in 10.3% of Mazda Bongo MOT tests in this dataset. It is most prominent on 2004, 2005 cars.
The one to take seriously on older cars — corrosion to structural areas can be costly and is an MOT failure. Typical repair cost: £200–£1,500+ (rough UK ballpark, not a quote).
Body, structure & corrosion failures by year
| Model year | Tests | Fail rate |
|---|---|---|
| 2004 | 3,309 | 12.1% |
| 2005 | 4,627 | 12.6% |
| 2012 | 2,071 | 10.0% |
Methodology & source. Dataset: DVSA MOT testing data (2021,2022,2023,2024,2025). Data last updated 2026-07-01. Figures reflect MOT-testable defects only — read the methodology for how these are calculated and what they don't measure.