Toyota Corolla: lighting & signalling MOT failures
Of the 631,755 Toyota Corolla MOT tests in this dataset, 12.4% recorded at least one lighting & signalling failure. It shows up most on 2002 and 2006 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 |
|---|---|---|
| 1990 | 406 | 10.6% |
| 1991 | 459 | 10.5% |
| 1992 | 934 | 9.6% |
| 1993 | 1,394 | 10.8% |
| 1994 | 1,372 | 9.3% |
| 1995 | 1,215 | 11.6% |
| 1996 | 1,528 | 11.3% |
| 1997 | 3,956 | 10.7% |
| 1998 | 7,630 | 11.5% |
| 1999 | 9,421 | 12.9% |
| 2000 | 9,428 | 11.4% |
| 2001 | 15,214 | 12.3% |
| 2002 | 28,724 | 19.6% |
| 2003 | 42,688 | 18.3% |
| 2004 | 55,733 | 17.8% |
| 2005 | 82,346 | 18.2% |
| 2006 | 88,767 | 19.2% |
| 2007 | 32,508 | 18.3% |
| 2008 | 22,911 | 18.2% |
| 2009 | 8,553 | 17.6% |
| 2010 | 608 | 17.3% |
| 2014 | 294 | 12.2% |
| 2019 | 72,084 | 2.7% |
| 2020 | 61,965 | 2.1% |
| 2021 | 44,918 | 2.0% |
| 2022 | 25,701 | 2.3% |
| 2023 | 6,215 | 2.3% |
| 2024 | 2,241 | 1.0% |
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.