Mazda 2: lighting & signalling MOT failures
Lighting & signalling was recorded as a failure area in 8.5% of Mazda 2 MOT tests — 64,131 tests out of 751,826. It shows up most on 2004 and 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 | 3,124 | 14.8% |
| 2004 | 6,895 | 16.8% |
| 2005 | 8,521 | 16.6% |
| 2006 | 9,643 | 13.6% |
| 2007 | 19,342 | 13.7% |
| 2008 | 56,559 | 16.4% |
| 2009 | 84,555 | 15.7% |
| 2010 | 83,890 | 14.1% |
| 2011 | 70,137 | 9.2% |
| 2012 | 57,265 | 7.2% |
| 2013 | 54,225 | 6.8% |
| 2014 | 51,354 | 5.1% |
| 2015 | 58,070 | 2.7% |
| 2016 | 57,804 | 2.3% |
| 2017 | 42,230 | 2.2% |
| 2018 | 43,625 | 2.4% |
| 2019 | 35,817 | 2.1% |
| 2020 | 4,126 | 2.1% |
| 2021 | 2,395 | 2.6% |
| 2022 | 2,118 | 1.7% |
Methodology & source. Dataset: DVSA MOT testing data (2021,2022,2023,2024,2025). Data last updated 2026-07-27. Figures reflect MOT-testable defects only — read the methodology for how these are calculated and what they don't measure.