emanage a/f target
by self tune do you mean the closed loop function that constanyl monitors AF and adjusts approprietly or a different mode where you can set a target AFR and it will readjust numbers to get it there, then save them as the new numbers?
2 different modes, one you can drive in all the time, CLOSED LOOP, the other you do only to get fuel correct and then set it there.
i use closed loop on my aem all the time. its great.
in any event, i think you mean closed loop, and if it stopped working, i would check tha the o2 still works, or check if in the software o2 feedback or closed loop was turned off.
thats all i can offer, as i have never used that software before.
2 different modes, one you can drive in all the time, CLOSED LOOP, the other you do only to get fuel correct and then set it there.
i use closed loop on my aem all the time. its great.

in any event, i think you mean closed loop, and if it stopped working, i would check tha the o2 still works, or check if in the software o2 feedback or closed loop was turned off.
thats all i can offer, as i have never used that software before.
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rpm is set to 8k. it makes me think it wont be on until you hit 8k. but i would have to read about it to properly set it up.
hopoefully there is a manual you can try and read. i bet its friggin cryptic though
but if you tried to turn it off, then it probably is off and thats why it aint working right now. to me, its off until 8000 rpm.
also, looks like it only adjusts 1% up or down. that aint gonna do much.
these are just my guesses quickly lookin at those screen shots.
hopoefully there is a manual you can try and read. i bet its friggin cryptic though
but if you tried to turn it off, then it probably is off and thats why it aint working right now. to me, its off until 8000 rpm.
also, looks like it only adjusts 1% up or down. that aint gonna do much.
these are just my guesses quickly lookin at those screen shots.
Originally Posted by SgtB,Oct 23 2009, 02:06 PM
That function is poorly implemented. I wouldn't use it. I also had a problem with it not working if you chose Fahrenheit instead of Celsius in setup. that was a big WTF moment.
The function is not poorly implemented, it works great. I use it all the time. the feedback loop is set at 1% so that changes do not overshoot the desired value. Higher feedback values can overshoot and oscillate around the desired value.
How do you know its not working? did you try to zero out your inj2 map?







