Toyota Avensis: lighting & signalling MOT failures
Lighting & signalling was recorded as a failure area in 14.3% of Toyota Avensis MOT tests — 62,800 tests out of 439,468. It shows up most on 2003 and 2004 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 |
|---|---|---|
| 1998 | 2,648 | 12.8% |
| 1999 | 3,765 | 13.4% |
| 2000 | 4,194 | 13.3% |
| 2001 | 5,686 | 15.3% |
| 2002 | 7,715 | 15.8% |
| 2003 | 16,315 | 18.9% |
| 2004 | 22,346 | 18.7% |
| 2005 | 29,003 | 18.4% |
| 2006 | 36,521 | 18.3% |
| 2007 | 39,769 | 18.0% |
| 2008 | 38,575 | 17.8% |
| 2009 | 35,812 | 15.2% |
| 2010 | 37,549 | 14.3% |
| 2011 | 28,926 | 14.1% |
| 2012 | 30,931 | 11.7% |
| 2013 | 19,966 | 10.6% |
| 2014 | 18,925 | 9.5% |
| 2015 | 19,375 | 7.2% |
| 2016 | 20,688 | 5.5% |
| 2017 | 14,003 | 5.1% |
| 2018 | 6,674 | 5.5% |
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.