Lower (Transmission) harness for S13

Discuss the RB20, RB25 and RB26 series engines.
ivory
Posts: 12
Joined: Fri Apr 22, 2005 1:23 pm
Car: 1992 240SX RB25DET

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My speedo and reverse lights don't work on my RB25DET powered S13 b/c I don't have a lower harness hooked up to my transmission. it's a long story, but the original one from the KA24DE was shredded in the swap. will the lower harness from an S13 blacktop SR work? No speedo and reverse lights is getting anoying.


gawdzilla
Posts: 2028
Joined: Sat Sep 18, 2004 11:51 am
Car: none

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there are only 6 transmission wires in total. 2 speed, 2 reverse, and 2 neutral. just get any wire and run those to the proper locations. you don't really need a harness from any car in particular. to answer your question, probably. plugs might not fit directly so you'll prolly do some soldering though.

ivory
Posts: 12
Joined: Fri Apr 22, 2005 1:23 pm
Car: 1992 240SX RB25DET

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Thanks Gawdz, but where do the wires go from the transmission? Is there a connector somewhere that they should plug into?

gawdzilla
Posts: 2028
Joined: Sat Sep 18, 2004 11:51 am
Car: none

Post

i'm not sure about the 13 chassis, but on the 14, they go near the fuse box by the battery. theres a row of connectors that handle speedo, reverse, neutral, etc. basically you need to get your 6 wires over there and somehow hook it up.

check the s13 fsm for where those connectors are.

ivory
Posts: 12
Joined: Fri Apr 22, 2005 1:23 pm
Car: 1992 240SX RB25DET

Post

okay, thanks, will do



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