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emanage a/f target

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Old Oct 23, 2009 | 10:51 AM
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Default emanage a/f target

for some reason my emanage will no longer self tune.the wideband is reading fine on the emanange.it is still currently set to affect inj map 2
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Old Oct 23, 2009 | 11:51 AM
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Was it working well before? I was actually interested in doing the same thing if so.
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Old Oct 23, 2009 | 11:57 AM
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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.
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Old Oct 23, 2009 | 11:59 AM
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yes it was working fine.i havent had my laptop pluged to the emanage in a month or so and it was working fine before.i havent changed any settings.could the weather make a difference?
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Old Oct 23, 2009 | 12:01 PM
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it woudl make it adjust more then ussual, but not turn it off.
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Old Oct 23, 2009 | 12:29 PM
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actually now that i think about it i tried to turn it off while tuning on the dyno but i dont remember what i clicked.
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Old Oct 23, 2009 | 02:06 PM
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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.
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Old Oct 23, 2009 | 03:46 PM
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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.
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Old Oct 23, 2009 | 04:19 PM
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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.
problem with it not working if you chose Fahrenheit instead of Celsius in setup. that was a big WTF moment. [/QUOTE]


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?
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Old Oct 23, 2009 | 04:52 PM
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Poorly implemented as in it didn't always work. I don't use an EMU anymore.
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