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Old 05-15-2008, 01:53 PM   #9 (permalink)
steensn
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Join Date: May 2008
Location: Carptineria, CA
Posts: 95

The Hulk - '96 Ford Aspire Base
90 day: 51.64 mpg (US)

Black Hole - '06 Kia Rio LX
90 day: 39.16 mpg (US)
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Quote:
Originally Posted by cfg83 View Post
steensn -



My theory is that the scangauge will be spoofed by the IAT resistor mod. It's algorithms (most likely) use the IAT sensor to extrapolate MPG.

I really gotta do that experiment. I am soooooooooooooooooooo lazy sometimes.

CarloSW2

Good point on the scangauge probably being fooled also. At minimum I can sue the pot and the scangauge to read out what the ECU thinks the new intake temp is or O2 level. I could then see how much of a gain it takes to set a fault or go into another mode where it thinks the O2 sensor is failed.

I would be concerned that not all cars are going to have the same failsafing criteria as that gets more and more sophisticated as time goes by. I can compare our failsafing from 1996 and now and I would laugh at the crude failsafing they did back then. Who knows how much you can fool it unless you test it?
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2006 Kia Rio


1996 Ford Aspire
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