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weird thing is I have retarded it and advanced it as far as it will go and it is still running rich.I changed the o2 sensor and check the pinouts and it is running way better and my gas milage went up huge.The first o2 sensor came out of my roll over ( I guess they dont like that )But I went...

You have no said what ecu your running?I have heard and seen it done by building a simulator but I would not advise it.Too complicated to build and not effective enough to do so.You can chip you ecu or just run the o2 to the ecu and find the diagram online as I did.

I heard it could be the o2 or the ect. I have checked the o2 and voltage is good. But for the ect ??? if my gauge works and fan works then it is not a issue?

I was in a bad car accident in my 90 civic with a z6 in it. I now have a 88 crx and I have installed the z6 into it with a p28 ecu and I hardwired obd1 in it. I had some codes and fixed them and have no more codes anymore. My car is running rich and doubling the hc and co limit at aircare. I...