Hondata

Copy. Thanks for the quick reply.

I will report back in this thread after I’ve tested the wideband sensor.

Understood. Would you say a sensor that is stuck at 14.7 all the time is inaccurate or is that a completely separate issue?

I am concerned that there might be something wrong with my ecu or hondata system. Hypothetically, if the wiring harness and o2 sensor are healthy, is it likely that this is ...

I recently discovered this issue in my 05 S2000 as well. Afr is stuck at 14.7 all the time as the OP has shown. I have the narrowband secondary o2 checked in my closed loop settings and I am using the stock primary o2 sensor. As you can see from the data log, the O2 voltage starts out around 4.06v ...