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Idenitfy this sensor?

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nlzn

15+ Year Contributor
353
4
Feb 7, 2006
Louisville, Kentucky
I went to adjust my idle and happened to notice this little slip connector off what may be a secondary TPS? It's a spade style connector that you can see sticking up in the first picture, sorry for poor quality my camera sucks.

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In the second picture I noticed a little clip coming out of the wire harness against the firewall. It looks like a slip spade style connector but its not long enough to reach the TB.

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My car does not throw a CEL. Ive got my idle adjusted out as far as I can and I can't get it to idle below 1k. I'm wondering, do I need to jump this connection? Anyone know what it is?

Thanks!
 

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That is the Idle Position Switch used to tell the ECU that the throttle is closed.
http://members.shaw.ca/dsm.1000q/Engineprimer/1G/idleswitch.htm

There should be a green wire that I think is part of the bundle going to the ISC that attaches to the spade connector

The connector in the second picture is either the terminal you use to read the RPM in the engine bay or the fuel pump test connector.
http://members.shaw.ca/dsm.1000q/Engineprimer/1G/fuelpumptestconn.htm

Since the ECU doesn't see the throttle close it isn't going to try and control the idle speed but you shouldn't have any problem getting the engine below 1k unless you have a air leak bypassing the throttle plate.
 
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