Thanks for your suggestions MolaKule. One thing I didn’t mention is the whine is mostly noticeable when the transmission is fully warmed up. Which makes me think it’s still something to do with the fluid. Someone on another forum said the Toyota WS fluid is quite thin compared to their older...
Hey guys, new to the forum. Just want to share something with my 2012 Toyota Corolla ZRE152R 4 speed auto (Australian version). Wondering if anyone has similar issues and experience in the past?
Recently I’ve noticed the noise from the transmission been getting louder under very light throttle...