Toyota has spent nearly two years investigating failures in its twin-turbocharged 3.4-liter V6 engine. Now, a newly filed recall report reveals the automaker believes it has finally identified the root cause behind another round of engine failures in the 2024 Toyota Tundra. The answer centers on one component: the #1 main bearing. According to documents filed with the National Highway Traffic Safety Administration (NHTSA), Toyota determined that machining debris left inside certain V35A engines can become trapped in the #1 main bearing. Over time, especially under higher engine loads, that debris can damage the bearing and eventually lead to engine failure. […] (read full article...)
