Two problems related to automatic transmission control module have been reported for the 2001 Toyota Sienna. The most recently reported issues are listed below. Please also check out the statistics and reliability analysis of the 2001 Toyota Sienna based on all problems reported for the 2001 Sienna.
Check engine light illuminated, dealer stated there was foreign material in the valve body, the transmission valve body assembly was replaced, at 11109 miles the same problem occurred, consumer states he was informed there was a problem with the brain of the transmission.
Consumer states that the traction control indicator illuminated, dealer replaced the vehicle with a new one.
| Automatic Transmission problems | |
| Automatic Transmission Control Module problems | |
| Manual Transmission Column Shift problems | |
| Automatic Transmission Cooler problems | |
| Power Train problems | |
| Automatic Transmission Column Shift problems |