2003 Toyota Sienna service brakes, hydraulic problems
12 owner complaints filed with NHTSA name the service brakes, hydraulic on the 2003 Toyota Sienna — 11% of all complaints for this model year.
What owners report
“Here is a list of mechanical malfunctions indicating manufacturing defects on my toyota sienna. The current models recalled by toyota motors do not cover all vehicles with defects. Based on my personal experience in the past few years, toyota motors have a lot of lying employees in their authorized…”
filed Mar 15, 2010
“2003 toyota sienna may also have sudden acceleration problem. Why isn't 2003 toyota sienna on toyota's recent recall list yet? This happened to me once, I am still very scared now, but I am puzzled why 2003 toyota sienna is not on toyota's recent recall list yet. Please see the following link…”
filed Feb 4, 2010
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% |
| 2004 Sienna | 39 | 2% |
| 2002 Sienna | 19 | 10% |
| 2001 Sienna | 15 | 8% |
| 2000 Sienna | 32 | 9% |
| 1999 Sienna | 14 | 7% |
Other reported problem areas on the 2003 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.