02 sensor problem

[92d15b]

I have a 92 civic with a jdm d15b and an american P28 ecu. I cant get the check engine light off for the 02 sensor. I did all of the checking steps in my book replaced the 02 sensor reset the computer several times and i still cant get the check engine light off someone please help me thanks

 

[boomslang]

If you are using a factory D15B 1-wire O2 sensor, you will get a CEL with a P28. P28's are meant to be used with a 4-wire O2 sensor.

Either wire in a 4-wire sensor for use with the P28, or use a P08 JDM D15B ECU with the factory 1-wire sensor.