Update
Finally did some troubleshooting. I don't think the fault is with the radio. I disconnected the smaller cannon plug and I got sound to come back to the front speakers, buy the same plug powers he night lights on the head. It goes blank with the headlights on. More troubleshooting to...
Troubleshoot T1814 Problems
I did a T1814 install into my '96 FJ80 and had 6 months of troublefree use until today. This morning when I started up my truck, with the radio ON there was no audio. It did not matter what the source was wether set to FM, CD or USB Ipod. The radio gave me no faults...