Two problems related to transmission failure have been reported for the 2005 Toyota Tundra. The most recently reported issues are listed below. Please also check out the statistics and reliability analysis of the 2005 Toyota Tundra based on all problems reported for the 2005 Tundra.
The connector on the cable from the ecu to the transmission failed due to corrosion. This causes the truck to accelerate from a standing stop in a manner where the transmission slams in and out of gear. Thankfully this didn't occur when pulling out on a busy street. The situation is dangerous. The truck already had a frame recall due to corrosion. This issue is similar and represents a design flaw with dangerous consequences.
My Toyota Tundra 2005, v8, 4. 7l, 4x4(83,000 miles) lost its transmission power while driving on the highway and the check engine light came on. The transmission power came on and off all the way home. Lunging each time it dropped off and came on. I brought it to the dealer who told me I needed a new transmission at a cost of $4000. 00. It was displaying p0986 code. The next day brought it to a transmission shop. They found that the wire connector (15 pin) that goes from the transmission to the ecm was corroded and the pins were broken and not making contact. Its design is clearly defective. It is not protected and is located in a place where it is exposed to all the salt and water resulting in the pins being corroded. Information communicated from the computer to the transmission and back is interrupted or inaccurate. I found this information on a website at the same time the independent transmission shop discovered what the problem was. . Read more...