Mazda Mx-5 +: lighting & signalling MOT failures
Lighting & signalling was a recorded failure area in 6.9% of Mazda Mx-5 + MOT tests in this dataset. It is most prominent on 1999, 2000 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 |
|---|---|---|
| 1995 | 4,646 | 10.5% |
| 1996 | 7,376 | 10.3% |
| 1997 | 11,839 | 10.9% |
| 1998 | 16,691 | 11.5% |
| 1999 | 18,610 | 12.3% |
| 2000 | 18,689 | 11.7% |
| 2002 | 21,657 | 9.9% |
| 2003 | 28,425 | 10.4% |
| 2004 | 22,072 | 9.9% |
| 2005 | 21,938 | 9.4% |
| 2009 | 25,365 | 6.2% |
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.