Search found 2 matches

by mattsmallen
Sun Jan 29, 2017 6:45 pm
Forum: s300 / SManager
Topic: ECT.c & IAT.c malfunctioning
Replies: 2
Views: 1403

Re: ECT.c & IAT.c malfunctioning

I just realized that because I have no cat, I do not need fuel enrichment during warm up, so I zeroed all the water temperature compensation figures in the fuel compensation parameters, except for "Minimum compensation - load based" at the bottom because I do not know what that is. I uploaded the ...
by mattsmallen
Sun Jan 29, 2017 7:34 am
Forum: s300 / SManager
Topic: ECT.c & IAT.c malfunctioning
Replies: 2
Views: 1403

ECT.c & IAT.c malfunctioning

Hello. My ECT.c and IAT.c act erratically during warm up and while driving as shown on this data log. My engine is a H22a4 with a P28 ecu. It seems to be causing wild swings in my AF ratio and ignition timing. What would cause this to happen?

ps my sn is 37892. Relevant modifications are PLX ...