MAP Sensor

[Bruce Plecan]

-----Original Message-----
From: Tom Parker <tparker at nznet.gen.nz>
To: Greg Hermann <diy_efi at efi332.eng.ohio-state.edu>
Date: Wednesday, November 18, 1998 7:05 PM
Subject: Re: MAP Sensor


>Greg Hermann <bearbvd at sni.net> wrote:
>
>>>I'm running a Mini with a sidedraft Dellorto carburettor. Does anyone
have
>>>any good ideas for attaching a throttle position sensor to such a beast?
>
>>Try using one of the GM remote mount tp sensors, mount it somewhere, and
>>use a separate linkage arm to operate it.
>
>Hmmm... in New Zealand, the only common GM cars (that I know of) are
Holdens.
>I guess I've just got to go to the breakers and look for something that
looks
>useful.
>
>How do these remote sensors work, are they mounted coaxially with the
throttle
>shaft, and the shaft is continued out to the sensor?
>
>How do these sensors work, electrically? Is it just a three pin
potentiometer
>with +ve and ground on each end of the track, and a voltage signal taken
from
>the wiper?

They don't read as you would expect with an ohm meter.  However,
I use a Pot as a voltage divider on the bench ecms no problem
(yet?)...
Cheers
Bruce

 I suppose such a device could easily be made from a pot and a bit
>of hardware to mount it on the carb.
>
>--
>Tom Parker - tparker at nznet.gen.nz
>           - http://www.geocities.com/MotorCity/Track/8381/
>