Rb25det Plugs???

Discuss the RB20, RB25 and RB26 series engines.
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bkos90
Posts: 294
Joined: Wed Mar 26, 2008 2:39 pm
Car: 1989 240sx

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Im currently swapping a RB25DET S2 motor into an S13

I have these plugs on the wiring harness that i have no idea what they are for and if i will need them.

Thanks for your help

Plug 1 with a black box

Plug 2

Plug 3

Plug 4

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Joe
Posts: 6511
Joined: Sun Feb 09, 2003 8:29 pm
Location: Phoenix, AZ

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where on the harness are they?
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bkos90
Posts: 294
Joined: Wed Mar 26, 2008 2:39 pm
Car: 1989 240sx

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Joe wrote:where on the harness are they?
they are on the upper harness, right when it passes the firewall to the engine bay
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bkos90
Posts: 294
Joined: Wed Mar 26, 2008 2:39 pm
Car: 1989 240sx

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anyone?
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KoshiLe
Posts: 47
Joined: Mon Jan 28, 2008 6:39 am
Car: j.tran studios htx

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Hmm i have a similar box in my car, except its brown. Located right behind passenger strut next to factory map sensor.

not sure what it does though.
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