IDLE AND DIE WHEN IT'S HOT
 

Can any one help, I have sc300 in the morning the car starts up fine and runs fine but when it's hot if I shut the engine off and tried to start it again it will idle and die, I thought it's was the idle control valve but it's not it was a waste of 400 dollars, can't return it , it was a electrical part. Can anyone help my sc300 PLZZZZZZZZZZZ.