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Dissecting the EEC-IV computer




JoshT

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So why exactly are we dissecting an EEC-IV computer?
 

JoshT

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Well I definitely think you voided the warranty, so can't take it back to the dealer now.

Sorry, if I'd seen the other thread I would have told you that it definitely wasn't in the ECU. Everything in there is solid state, nothing there to click. That audio sample doesn't really tell me much, no spatial relation for me to judge where it might be coming from. If I were sitting in your truck and heard it that might be an entirely different story, I'll come listen to it if you want to buy me a round trip ticket from Atlanta, GA (didn't think so, don't have passport anyway). From what I could hear in that sample it sounds more like something loose and rattling. It could be a relay though, IIRC as I was tearing my 86 Ranger apart there were a few relays up behind the dash in that area. I'd actually be inclined to think it was outside the cab, possibly a bushing somewhere in the front suspension.
 

Observer

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Lol, aah no not teh warrantee! :D

No worries, ADSM told me such but I wanted to check anyways/ been wanting to inspect it eventually..


The audio was recorded by pointing the microphone at the passenger side footwell's outer corner.. about a foot away from the corner.
 

JoshT

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Figured that'd get an LOL.

Good luck with figuring it out. If any other ideas come to mind I'll let you know. If you find your problem please let us know what it is, might help someone else doen the road.
 

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The noise was located and was found to be a metal u-nut on the very end of the plastic wheel liner jittering against another metal surface.. one of the bolts must have fallen out.

:icon_rofl:
 

JoshT

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Hate to do it but gotta... We told you so!

Glad you found it and it wasn't anything major. Little stuff like that can drive ya nuts.
 

Andy D

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How specific are the eecs (brains) ? What other brains would work in the Rat? 94 long cab, 4.0 5 spd, 4 WD TIA
 

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