S30 wiring help

A forum for owners of S30 and S130 Datsun Z's... 240Z, 260Z, 280Z and 280ZX!
DragginDatsun76
Posts: 2
Joined: Thu Jul 19, 2012 11:17 am
Car: 1979 280zx turbo sold*
1976 280z l28et/ t5

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Hey Iv been all over the internet looking for a wiring diagram for a 84 turbo 280zx ecu pinout and and wire diagram for the fuesable link setup by the battery.. I have a 84 motor in a 76 280z and I think the harness is from a 79? I bought a 79 280zx the guy swapped in a 84 turbo motor and t5 and I pulled that all out (running and driving setup) and put in my s30 but the harness was a pretty big POS so I just need to finish wiring and she will live


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evildky
Posts: 14225
Joined: Sat Jan 31, 2004 9:23 pm
Car: 71 Datsun 240ZT
87 Nissan 300ZX N/A-T
06 Nissan 350Z GT
Toyota Tundra TRD RW
Location: Louisville, KY
Contact:

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First of all thereis no such thing as an 84 280zx, also no easter bunny. this might explain part of your problems, the 280zx was made form 79-83 and was available as a turbo from 81-83 only. The 81 uses a completely unique ecu, wiring, distibtor and cas, and the 82-83 also uses a unique harness ecu and distributor but it's far more comon as it was used for 2 years

unfortunatey you bought someone elses modified harness an now have to modify it to fit your chassis which by the way is another piece of the puzzle, as the wiring in your 76 is far different fomr the wiring in my 71

assuming you have an 82-83, there are only a few connections to be made, a few wires near the battery provide the power and grouns as well as the fuel pump turn on, then the ignition, and tach must be wired in near the coil and then just a couple more wires inside the cab, I'll see if I can fid hedirections for you, it's not hard

DragginDatsun76
Posts: 2
Joined: Thu Jul 19, 2012 11:17 am
Car: 1979 280zx turbo sold*
1976 280z l28et/ t5

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thanks for the info and I know there is no such thing as a 84' just a bit of a brain fart while typing OP thanks if you find anything

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evildky
Posts: 14225
Joined: Sat Jan 31, 2004 9:23 pm
Car: 71 Datsun 240ZT
87 Nissan 300ZX N/A-T
06 Nissan 350Z GT
Toyota Tundra TRD RW
Location: Louisville, KY
Contact:

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