Thanks EagleMark, I had a quick read of the posts yesterday and noticed that. I was directed here from Moates.net as they have taken down their old discussion forums it seems. Thanks for welcoming me...

The big town of Burlington here Six_Shooter

Hello from Ontario Canada. Rod is my name and I'm just seeking some info about a 511 error code (ROM failure) after installing a F3 chip on my WAY1 truck computer. I have a feeling it was a bad burn...