93 nissan 240sx DUAL CAM TO SINGLE CAM SWAP

[kennymillsjr]

ok ive got 4 wires on the engine harness that i havent wired up under the dash, they are, purple , red/yellow stripe, white. what do they need to be wired to? and what are each of them for

[Unstock240]

Are you talking the ecu itself or the white/brown pigtail part that goes to dash? R/Y :to consult tool purple:pressure regulator(to consult tool) not sure about white. are you using the 89 harness or not?

Go here http://www.midweststreets.com/240SX/ecupin.html They have pinouts for 89 and 91+. You need excel or download microsoft free xls reader though.
Modified by Unstock240 at 12:28 PM 3/3/2010

[kennymillsjr]

let me ask this then, what do i need to do when putting the single cam in a dual cam car. how do i wire up the engine harness ? to were the dual cam connector is under the dash. please help me out here, most of the colors match up but theres like 5 wires that dont.