Re: fooling the map sensor

From: Matt Erikson (eaten_by_limestone@yahoo.com)
Date: Fri Oct 12 2001 - 23:42:27 EDT


Could the same thing be accomplished by hooking up a
small electronic vacuum motor off of some small 4
banger 80's car? I know GM used to use them. Would
pulling a larger vacuum help the situation?

Matt

--- Aaron Gasparich <acg302@ptd.net> wrote:
> From what i understand, the computer sends a 5volt
> signal to the map
> sensor, and the sensor feeds back anywhere from 1.2
> volts to the full 5,
> depending on the vacum of the engine. So for a cam
> that would normally run
> on low vacum, a device would have to be made
> limiting the voltage read to
> the computer, making it believe its running say 14in
> of vacum when its
> really running 10 or 11. IT would work like a
> sandwich conector where its
> pluged into the sensor, and then the wiring is
> pluged into the device. That
> way the computer wouldnt feed the engine to much
> feul because it thinks its
> at partial throttle. Due to the low vacum. Has
> anybody made such a device?
> And would it work if nobody has? I've seen them made
> for high boost
> aplications, and would think something similar work
> for low vacum
> aplications. that way, we can all have fun cams. And
> still idle. I wish i
> had more knowledge on how to manufactured electrical
> stuff. I have the
> ideas, hust dont know how to make them work
> -Aaron
>
>

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