Fiat Doblo: lighting & signalling MOT failures
Lighting & signalling was a recorded failure area in 11.5% of Fiat Doblo MOT tests in this dataset. It is most prominent on 2003, 2005 cars.
Often a cheap bulb, but persistent issues can mean wiring or corrosion in the units. Typical repair cost: £10–£150 (rough UK ballpark, not a quote).
Lighting & signalling failures by year
| Model year | Tests | Fail rate |
|---|---|---|
| 2003 | 3,721 | 20.5% |
| 2004 | 6,255 | 20.3% |
| 2005 | 7,908 | 20.6% |
| 2006 | 10,954 | 16.1% |
| 2007 | 14,798 | 15.3% |
| 2014 | 39,237 | 12.5% |
| 2019 | 7,937 | 6.8% |
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.