Electronics Need help wiring something up? Thinking of adding an electrical component to your car? Need help troubleshooting that wiring glitch?

Plug connection ID help!!

Old Oct 22, 2006 | 09:36 PM
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Plug connection ID help!!

91 305 tpi. i found 2 plugs on the front left side of the engine that werent plugged in. need help ID'ing them.

they were together in a wire loom, same length, along the base of the pass side runners and they were laying above the water pump. 1 is white and the other is green. small plugs and cant find were they go??

ANY CLUE???
CAN ANYONE HELP??
OR SUGGESTIONS WERE THEY MIGHT GO??

Last edited by Gecz28; Oct 22, 2006 at 10:02 PM.
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Old Oct 23, 2006 | 12:01 AM
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They go to the AIR diverter valve (Princess Leah lookin' thing).
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Old Oct 23, 2006 | 10:19 PM
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is this the thing you are referring to?

i dont see anything like that on there. closest thing to that is the one for the heater/coolant that lays on the pass side valve cover.
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Old Oct 24, 2006 | 02:36 AM
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sorry for the crappy PS, but heres an excellent pics i found on the boards(thanks rv1890)
both wires come from this loom #1. they are laying in the area of the top of the water pump #2. not much slack in them either, so they have to go in that general area but cant find anything? if #3 is the air deverter, i dont have anything like that on my car. and no loose or plugged hoses. the closest thing is #4.

ill work on gettin pics of my own application in stead of the drawing to give you guys a better idea. but if someone knows what im talking about here, please let me kno! Thanks, Mike



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Old Oct 24, 2006 | 09:34 PM
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ok, where do they go?? anyone? anyone??

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Old Oct 25, 2006 | 02:51 PM
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Yes, that first pic you posted is the AIR diverter valve and if the last pics you posted are of YOUR engine bay, then no you don't have one.

It does look like you still have the AIR pump (the accessory pulley below the AC compressor). There would be a metal pipe from the pump up to the diverter valve, and the valve would have one hose going to the catalytic converter, and another hose going to the AIR injection tubes on the exhaust manifolds.

I have a feeling you're going to say that you don't have any of those other things (including a catalytic converter) either. In which case it looks like someone removed that whole system, except for the pump which was needed simply as another pulley for the serpentine belt to ride on.

Which may or may not lead you to ask how to get rid of that useless pump that's robbing a little bit of horsepower from you. So here's a pic of the smog delete pulley...

Just tuck those wires away some place out of sight. You don't need 'em.
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Old Oct 25, 2006 | 03:04 PM
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Originally Posted by Jza
Yes, that first pic you posted is the AIR diverter valve and if the last pics you posted are of YOUR engine bay, then no you don't have one.

It does look like you still have the AIR pump (the accessory pulley below the AC compressor). There would be a metal pipe from the pump up to the diverter valve, and the valve would have one hose going to the catalytic converter, and another hose going to the AIR injection tubes on the exhaust manifolds.

I have a feeling you're going to say that you don't have any of those other things (including a catalytic converter) either. In which case it looks like someone removed that whole system, except for the pump which was needed simply as another pulley for the serpentine belt to ride on.

Which may or may not lead you to ask how to get rid of that useless pump that's robbing a little bit of horsepower from you. So here's a pic of the smog delete pulley...

Just tuck those wires away some place out of sight. You don't need 'em.

yea, theres no cat and no air tubes on the exhaust manifolds. it doesnt look like there were any to begin with either? the manifolds look clean, no broken air tubes.
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Old Oct 25, 2006 | 03:12 PM
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It's pretty common to advise people to get exhaust manifolds that don't have the AIR tube bungs in them in the first place, rather than plug the bungs with pipe plugs. As you said, it looks much cleaner that way.
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