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Educate me on junction connectors

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Old Sep 30, 2012 | 03:29 PM
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ReedMann's Avatar
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Default Educate me on junction connectors

I have a general idea, but want to gain some more information before doing some work to my engine harness. I basically want to extend the wires so the junction connectors are behind the firewall and under the dash.

C115 and C116 in the chart:

https://honda-tech.com/forums/honda-civic-del-sol-1992-2000-1/i-need-good-diagram-mt-96-98-ex-engine-harness-2340400/

From my understanding their primary purpose is to distribute ground.

I see that there are two colors of wire going into each connector. Does the order of the wires matter (I don't think it would) or does it only matter that they are all in succession, with no empty pins between wires?

I guess we'll start from there and see where this goes. I don't really know what questions to ask haha. I'm just trying to gain a worker knowledge of these connectors.

Thanks
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Old Sep 30, 2012 | 04:23 PM
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Default Re: Educate me on junction connectors

I would be curious as well to find out how to remove the bulky connections.
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Old Sep 30, 2012 | 04:34 PM
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Default Re: Educate me on junction connectors

Originally Posted by pitchblacksvt
I would be curious as well to find out how to remove the bulky connections.
To answer your question; I know the wires can't be removed. If all you are looking to do is remove the connector, I know that all the wires of a single color can simply be soldered together and taped/loomed out of the way.

As far as my personal goal, I don't really want to remove the connector. I simply want to relocate it behind the firewall.
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Old Sep 30, 2012 | 05:12 PM
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Default Re: Educate me on junction connectors

Ok yeah I could do that as well I just was never 100% as to what purpose they served. I thought ground but figure if that was the case I could do as you said and just solder them together. Thank You
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Old Sep 30, 2012 | 05:19 PM
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Default Re: Educate me on junction connectors

Originally Posted by pitchblacksvt
Ok yeah I could do that as well I just was never 100% as to what purpose they served. I thought ground but figure if that was the case I could do as you said and just solder them together. Thank You
Sure thing. Glad I could help. By the way, here is where I got that information:

http://www.k20a.org/forum/showthread.php?t=87805

Any one have anymore information?
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Old Oct 1, 2012 | 11:08 AM
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Default Re: Educate me on junction connectors

thats essentially all you have to do. when i make a tucked harness i solder the connections in line. what i also do is those junction blocks, i relocate 1 of them for main power and grounds. if you notice they are split into 2 sections, each plug. when its relocated inside the cabin you it also doubles as a kill switch.
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Old Oct 1, 2012 | 03:48 PM
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Default Re: Educate me on junction connectors

Originally Posted by crx_si-r
thats essentially all you have to do. when i make a tucked harness i solder the connections in line. what i also do is those junction blocks, i relocate 1 of them for main power and grounds. if you notice they are split into 2 sections, each plug. when its relocated inside the cabin you it also doubles as a kill switch.
So each of the two plugs is half power/half ground? I don't really want to solder them together. I figured it they are behind the firewall, then that is clean enough for me.

Are all of the sensors that require a ground, grounded to these connectors? For example, I want to remove the PS plug since I won't be running PS. So I depin it at the ECU and the junction connector. Will it be okay as long as I fill in the gap at the junction connector? For example, if the PS was grounded to 10 in C115 and I removed it, would it be fine to just take pin 14 from C115 and move it 10? I hope that makes sense.

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Old Oct 1, 2012 | 10:00 PM
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Default Re: Educate me on junction connectors

I just bought a Honda a week ago and it had a wire tuck. Almost every wire was wrong. It was a complete pain to fix. I know this is not helping you but I just want to say make sure you have it right. I had to sit there forever with a multimeter checking everything. Good luck.
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Old Oct 2, 2012 | 05:47 AM
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Default Re: Educate me on junction connectors

Originally Posted by moaterboaink1ng
I just bought a Honda a week ago and it had a wire tuck. Almost every wire was wrong. It was a complete pain to fix. I know this is not helping you but I just want to say make sure you have it right. I had to sit there forever with a multimeter checking everything. Good luck.
Thanks for the heads up. I've done some harness work before and two mixed up wires on the distributor caused the car not to start.
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Old Oct 2, 2012 | 03:21 PM
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Default Re: Educate me on junction connectors

Anyone else?
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Old Oct 12, 2013 | 06:06 PM
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Icon3 Re: Educate me on junction connectors

Bump, can someone clarify ReedMann's questions? I'm interested in the answers. More so how they can be used as a kill switch?
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