Toyota Sienna traction control system problems by year
26 NHTSA owner complaints name the traction control system across 7 Sienna model years. The most reported year is 2004 with 12 reports.
| Year | Traction Control System reports | Share | Median mileage | |
|---|---|---|---|---|
| 2014 Sienna | 1 | 1% | — | |
| 2011 Sienna | 2 | 0% | — | |
| 2010 Sienna | 1 | 1% | — | |
| 2008 Sienna | 1 | 0% | — | |
| 2006 Sienna | 4 | 0% | — | |
| 2005 Sienna | 5 | 0% | — | |
| 2004 Sienna | 12 | 1% | 118,000 mi |
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.