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What does this plug to?

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Old May 22, 2008 | 05:07 PM
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From: Chy-Town
Question What does this plug to?

Ok I was running some test on my CPU2 and I notice this clip is just sitting there it looks like a ground to me. Do you guys know what it plugs to or where is it suppose to go to? Thanks
Attached Thumbnails What does this plug to?-p1000417.jpg   What does this plug to?-p1000419.jpg   What does this plug to?-p1000420.jpg  
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Old May 22, 2008 | 05:52 PM
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if its a solid black wire then i think its a ground.
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Old May 22, 2008 | 05:56 PM
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From: Chy-Town
Originally Posted by revhardallday
if its a solid black wire then i think its a ground.
Yup solid black with a clip on it. It looks like it should clip on to something?
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Old May 22, 2008 | 06:14 PM
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okay get a test light and hook it up your battery positive side and then touch the tip of the test light to the metal piece inside the black connect and if the test light comes on the its defenetly a ground.. and in that case you can just ground it to anywhere on the body of the car.
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Old May 22, 2008 | 07:12 PM
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From: Chy-Town
Originally Posted by revhardallday
okay get a test light and hook it up your battery positive side and then touch the tip of the test light to the metal piece inside the black connect and if the test light comes on the its defenetly a ground.. and in that case you can just ground it to anywhere on the body of the car.
Yea your right but I would really like to hook it up to were it belongs from the factory. Thanks thoe
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Old May 22, 2008 | 07:33 PM
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I've got what looks like the same thing in the same location not connected to anything. I was wondering if it was the diagnostic grnd that folks use for the fan mod switch. I thought I would ground it and see if causes the fans to run when the engine is cool.
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Old May 22, 2008 | 08:18 PM
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i have the exact same one also! and i was about to post and see what the hell it was.
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Old May 22, 2008 | 11:00 PM
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Man! This is not CPU2, it's ECU

Black female connector is not supposed to be connected anywhere, it's for coolant fan diagnostics. Search for "fan mod" to learn how people use it.
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Old May 23, 2008 | 04:25 PM
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From: Chy-Town
Originally Posted by katit
Man! This is not CPU2, it's ECU

Black female connector is not supposed to be connected anywhere, it's for coolant fan diagnostics. Search for "fan mod" to learn how people use it.
Is it the green or the red? Thanks
Attached Thumbnails What does this plug to?-p1000421.jpg   What does this plug to?-p1000423.jpg  
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Old May 23, 2008 | 04:28 PM
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It's black that got lot's of crap wired to it. Looks horrible. That white connector is what you need. Do you have aftermarket alarm? all those spliced in wires look bad.
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Old May 23, 2008 | 04:38 PM
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From: Chy-Town
Originally Posted by katit
It's black that got lot's of crap wired to it. Looks horrible. That white connector is what you need. Do you have aftermarket alarm? all those spliced in wires look bad.
Ok got it thanks and no I dont have an after market alarm who ever own the car before me did that shity job. I will try to clean that up
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Old May 23, 2008 | 04:41 PM
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Maybe not alarm, but keyless? I had to tap 3 wires overthere. Anyway, see where they going and make it clean.
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