Toyota Prius check engine light reports by year
143 NHTSA complaints describe persistent or recurring check-engine warnings on Toyota Prius vehicles. The most reported year is 2010 with 31 reports.
| Year | Reports | Share of narratives | |
|---|---|---|---|
| 2013 Prius | 7 | 2% | |
| 2012 Prius | 6 | 1% | |
| 2011 Prius | 11 | 2% | |
| 2010 Prius | 31 | 1% | |
| 2008 Prius | 10 | 1% | |
| 2007 Prius | 17 | 1% | |
| 2006 Prius | 10 | 1% | |
| 2005 Prius | 17 | 2% | |
| 2004 Prius | 27 | 4% | |
| 2002 Prius | 7 | 4% |
Counts come from keyword analysis of complaint narratives — one complaint can describe several symptoms, and classification is approximate. Raw counts favor years that sold in larger numbers.