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Single turbo wiring harness

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Old Oct 21, 2009 | 02:10 PM
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Archeantus's Avatar
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Single turbo wiring harness

I have searched, but I haven't been able to find anything on how to modify you wiring harness to go single turbo. Does anyone have a link to a thread or something? Also, I have a Power FC, does that mean I don't need to solder in resistors? Thanks
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Old Oct 22, 2009 | 01:06 AM
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Originally Posted by Archeantus
I have searched, but I haven't been able to find anything on how to modify you wiring harness to go single turbo. Does anyone have a link to a thread or something? Also, I have a Power FC, does that mean I don't need to solder in resistors? Thanks
Im in the same boat you are...though what I think you could do...is just trace the wires back...to the firewall at least and just cut them there.
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Old Oct 28, 2009 | 09:11 PM
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i have one for sale ...its obo ...it comes with an fjo injector box
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Old Nov 1, 2009 | 08:58 PM
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just leave everything you don't need unplugged, it won't do anything.

othwerwise if you want it cleaner, you can make it look like that
https://www.rx7club.com/3rd-generation-specific-1993-2002-16/single-turbo-fd-harness-mod-pictures-768657/
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Old Nov 8, 2009 | 10:21 PM
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well theres quite a bit of plugs that wouldnt be used that would be just sitting around then .. those 8 plugs for the rats nest are no longer needed if im going single turbo correct? if so can i just cut them offf and re-tape? what other ones are no longer needed?
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Old Nov 9, 2009 | 12:17 AM
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Originally Posted by ByeByeSti
well theres quite a bit of plugs that wouldnt be used that would be just sitting around then .. those 8 plugs for the rats nest are no longer needed if im going single turbo correct? if so can i just cut them offf and re-tape? what other ones are no longer needed?
As I have read in a few other threads...if you want to maintain proper ISC function there is a wire on the gray plug in the rats nest, that'll need to be re-soldered to make sure it and the ecu can communicate (the gray plug and the ISC 'Y' into the same wire) So just simply cutting all of the rats nest will not suffice.

I'm in the process of doing my harness...Ill be sure to take pics when I run into it.
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Old Nov 9, 2009 | 01:01 AM
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Originally Posted by Archeantus
I have searched, but I haven't been able to find anything on how to modify you wiring harness to go single turbo. Does anyone have a link to a thread or something? Also, I have a Power FC, does that mean I don't need to solder in resistors? Thanks
You obviously didn't search hard enough.

https://www.rx7club.com/showthread.p...+turbo+harness

I searched 'single turbo harness' and this was on the first page.

And there are more if you look.
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Old Nov 22, 2009 | 11:49 AM
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you cant just run a full stand alone?
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Old Nov 22, 2009 | 03:55 PM
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^ The PFC is a full standalone (albeit with more limitations than many), it just uses the factory harness.

if you are eliminating the ISC you can cut that wire and if you have a separate non PFC boost controller you can cut the wire for the wastegate solenoid
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