| Issue ID | 554490 |
| Internal NHTSA # | 10131484 |
| Manufacurer | TOYOTA MOTOR CORPORATION |
| Brand | TOYOTA |
| Model | SIENNA |
| Model Year | 2004 |
| File date | 02/08/04 |
| Component | POWER TRAIN:AUTOMATIC TRANSMISSION |
| Product type code | VEHICLE |
| Description of the problem | 2004 toyota sienna xle van. When accelerating from a coast the van hesitates. Have to press the accelerator harder to force a hard downshift. This is very dangerous when a predictable acceleration is needed. It seems like the transmission control gets confused on when to downshift. Probably a result of what toyota has to do to keep the mileage rating up. The number of times this happens are to numerous to count. *nm |
| Vehicle Mileage at Failure | 28500 |
| Number of Occurences | 10 |
| Source of the issue | NHTSA WEB SITE |
| City and State | LOWER BURRRELL, PA |
| VIN pattern | 5TDBA22CX4SXXXXXX |
| Was vehicle invloved in a crash? | N |
| Was vehicle involved in a fire? | N |
| Was incedent reported to police? | N |
| Was medical attention required? | |
| Was part original equipment? | |
| No. of injured persons | |
| No. of fatalities | |
| Date of purchase | 07/07/04 |
| Was original owner? | N |
| Anti-lock brakes | Y |
| Cruise control | Y |
| Number of cylinders | 6 |
| Drive train type | AWD |
| Transmission type | AUTO |
| Vehicle speed | 20 |
| DoT tire identifier | |
| Tire size | |
| Location of tire code | |
| Type of tire failure code | |
| Was defective tire repaired? | |
| Date of manufacture | |
| Type of child seat code | |
| Type of restraint | |
| Dealer's name | TOYOTA OF NORTH AMERICA |
| Dealer's telephone number | |
| Dealer's city | CINCINNATI |
| Dealer's state code | OH |
| Dealer's ZIP code |