I replaced ATF of my 2011 ct200h. If anyone wants to do on their car, below is the video for reference. My car ran 40k miles so far and so I replaced the atf.

Found this on Prius chat where there are many discussions about when to do it. The general rule seems to do it at 30,000 miles then every 60,000 after that. It is really simple and if you can change oil you can change the ATF in your CT. It only holds 3.5 - 4 quarts and is a simple drain and...