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ModeratorVX100Jan-14-02 06:14 AM
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#12077, "fuel trim"




          

Since I have looked at the different signals my new pocketlogger can read from my car, there are two values are called "low fuel trim" and "high fuel trim."

I don't know what these mean. Are they the same as injector pulsewidth?

"Tutto fa brodo."

Todd Scungio
98 RS
15.173 @ 90.70 MPH

And also a 2011 Ralliart

  

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Global Ruler Of All ThingsDarkOneJan-14-02 06:19 AM
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#12078, "RE: fuel trim"
In response to Reply # 0




          

low = short term fuel trim.
high = long term fuel trim.

I'm sure you've read all about it in the tech manual, but if not.. that's the place to go. I'd likely explain it wrong if i tried to off the top of my head.

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'95 Eclipse TurboGS (garage deco)
'95 TSi AWD (restoring a survivor)
'97 Talon ESi-T (poor impulse control)
'99 Eclipse RS-T (daily beater)
'13 Evo X (mostly stock)
'17 Sienna (Middle Aged Dad Mobile)



Factory Service Manuals: http://nawdu.de/files/

  

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ModeratorVX100Jan-14-02 07:20 AM
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#12079, "RE: fuel trim"
In response to Reply # 1




          

thanks, I'll look for it

"Tutto fa brodo."

Todd Scungio
98 RS
15.173 @ 90.70 MPH

And also a 2011 Ralliart

  

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ModeratorCorbinJan-14-02 11:40 AM
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#12080, "RE: fuel trim"
In response to Reply # 2


          

This might be useful too:
http://www.houstonhardware.com/~cbehnken/mfi.html



Corbin

'95 ESI-T
HRC+FMIC+ETC...


Corbin
'97 GSX dressed like a '95 ESi

  

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ModeratorVX100Jan-14-02 12:14 PM
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#12081, "RE: fuel trim"
In response to Reply # 3




          

YES! Corbin that explains it perfectly.

"Tutto fa brodo."

Todd Scungio
98 RS
15.173 @ 90.70 MPH

And also a 2011 Ralliart

  

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