Hondata

The O2 sensor is brand new and I have rechecked the wiring both with the wiring diagram i the tech section and in the Helms manual.

Do you mean the O2 heater in the sensor or in the ECU? I can't see why E8 has anything to do with reading the O2 current because you don't even hook up E8 when you ...

I'm trying to solve a P1166 error code in my track car. I'm using a PRB ECU and I have made my own wiring harness. I have rechecked the wiring for the RSX wideband O2 sensor several times and I'm 100% sure it's right. The thing that might have caused the problem is that I wired the O2 heater relay ...

Does anyone know if the ignition coil output signals from the ECU use a rising or falling edge trigger? I don't have a oscilloscope available to measure it.