sorry I posted it before I before I could edit I'm singing it's coming from the auto transmission when you power on you can hear it against a fence or when you're reflecting the sound it sounds like the exhaust but it's not it's not come the engine when you put the vehicle in Neutral and rolling...
I have a problem in the last 2 days in Australia it sounds like an exhaust manifold leaking/ when you are in drive you power on but when you put it in gear drive automatic hear it hear it when you put the vehicle in Neutral it goes away all the gears in the auto transmission are working...
cannot clear the O2 sensor light still flashing 21
put in a brand new O2 sensor but the light will not go away
even after 48 hours of no battery in the vehicle
could it be a faulty ECU
help me Obi Wan Kenobi fzj80 11/93
ECU Computer Toyota Landcruiser 80