Toyota Prius traction control system problems by year
182 NHTSA owner complaints name the traction control system across 12 Prius model years. The most reported year is 2010 with 40 reports.
| Year | Traction Control System reports | Share | Median mileage | |
|---|---|---|---|---|
| 2016 Prius | 1 | 1% | — | |
| 2014 Prius | 1 | 0% | — | |
| 2012 Prius | 1 | 0% | — | |
| 2011 Prius | 2 | 0% | — | |
| 2010 Prius | 40 | 1% | 5,000 mi | |
| 2009 Prius | 15 | 3% | 16,500 mi | |
| 2008 Prius | 40 | 3% | 30,525 mi | |
| 2007 Prius | 38 | 2% | 39,500 mi | |
| 2006 Prius | 19 | 1% | 34,000 mi | |
| 2005 Prius | 19 | 2% | 88,500 mi | |
| 2004 Prius | 4 | 1% | — | |
| 2002 Prius | 2 | 1% | — |
Share is the fraction of that year’s complaints naming the traction control system. Raw counts are not adjusted for sales volume — years that sold more units naturally accumulate more reports.