2004 Toyota Sienna service brakes, hydraulic problems
39 owner complaints filed with NHTSA name the service brakes, hydraulic on the 2004 Toyota Sienna — 2% of all complaints for this model year.
What owners report
“The vsc has activated multiple times on my van for no apparent reason. While driving at any speed and usually in a turn, the vsc light will flash, the warning beep will beep, and the abs brakes will automatically be applied and the engine will quickly decelerate. I have almost been rear-ended…”
filed Apr 10, 2012
“2004 toyota sienna van has been having intermittent vsc. At 10-20 mph the anti-skid warning light will activate with warning beep and the anti-lock brakes will active and begin to stop the car. When the anti-lock brakes activate the car pulls violently to the right and is difficult to control…”
filed Nov 4, 2011
Verbatim excerpts from complaints filed with NHTSA. Reports are not independently verified.
Service Brakes, Hydraulic problems in other Sienna years
| Year | Reports | Share |
|---|---|---|
| 2015 Sienna | 2 | 1% |
| 2011 Sienna | 12 | 2% |
| 2010 Sienna | 4 | 2% |
| 2008 Sienna | 13 | 3% |
| 2007 Sienna | 13 | 4% |
| 2006 Sienna | 19 | 2% |
| 2005 Sienna | 28 | 2% |
| 2003 Sienna | 12 | 11% |
| 2002 Sienna | 19 | 10% |
| 2001 Sienna | 15 | 8% |
| 2000 Sienna | 32 | 9% |
| 1999 Sienna | 14 | 7% |
Other reported problem areas on the 2004 Toyota Sienna
Counts are unique NHTSA complaints naming this component group. Complaints are unverified owner reports; mileage is computed only from complaints that included a usable odometer reading.