Help! : No Primary o2 sensor reading

K-Series Programmable ECU installation questions / support issues
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mchang
Posts: 1
Joined: Sun May 10, 2015 8:56 pm

Help! : No Primary o2 sensor reading

Post by mchang »

I have a kpro setup to an 05 s2000 and I can't seem to get a primary 02 sensory reading, it is just reading constant. I took off my engine wiring harness and retraced the whole wire to see if there was a break somewhere but everything is fine. I also tried replacing the o2 sensor but 3 different sensors all did not work. The only other code I am throwing is ELD Circuit high voltage. Is that in anyway affecting why I can't get an o2 sensor reading? I didn't think it was related. If anyone has any information regarding this problem please let me know, Haven't been able to tune the car yet and this has been an ongoing problem for a few months now that we just can't seem to figure out. If anything I am planning on getting a wideband sensor tomorrow and installing that instead in hopes of getting an A/F reading.
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