hello i got a 2007 gs450h with 135k miles car was driving perfect untill i parked it at my house using my other cars for couple days on 3rd day i went to go move it car wont start noriced massage check hybrid system car was moving back and forward but i didnt want to take chance so i did diagnose it with my launch scaner and i had code u0100 lost communicatio with ecu when i turn the igniton on the radiator fan screams i replaceed the 12volt batery no change the drive battery has 80 k miles and its 5 years old
thank you
