TPS sensor compatibility???

Bruce Plecan nacelp at bright.net
Tue Nov 3 05:35:16 GMT 1998


-----Original Message-----
From: Jake Sternberg <chickens at ccwf.cc.utexas.edu>
To: diy_efi at esl.eng.ohio-state.edu <diy_efi at esl.eng.ohio-state.edu>
Date: Tuesday, November 03, 1998 12:30 AM
Subject: TPS sensor compatibility???


Unless there is a three style I don't know about they will work.
Bruce    Easy check .4v idle >4.2v WOT should about do it.
>I'm trying to re-construct a 1991 GMC 2500 pickup with TBI.
>
>The intake/TBI setup i bought for it (used) has the older
>"lever type" TPS with the three-pins in a row connector,
>same style as the MAP sensor connector (they look the same).
>
>The harness i got from the dealer has the new-style (shaft
>sticks into it) TPS with the three little pins in triangle
>formation in a little round connector.
>
>I looked through two service manuals (for vehicles with each
>type of sensor) and wired on a connector for the kind of TPS
>I have alongside the small connector.  the pins are ABC on
>both connectors but the ref/signal/return pins were different.
>
>I wired the new connector up properly as far as which signal
>goes to which, but i need to know if the two sensors are
>equivalent/compatible.  If the ECM is designed for the newer
>style and i hook it up to the old style, will it work?
>The old style has slotted screw holes for adjustment and
>the new style TPS can't be adjusted.  Does anyone know?
>
>thanks,
>-jake
>reply to: chickens at mail.utexas.edu
>




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