dose anyone know were i can find ewds for a 1990 1 ton dually for a 3.0 swap my wiring is out of a 1997 3.4 t100 dash to computer diagrams .i have a gray plug and a yellow plug i have been taking everones advise and trying to use all the right supply both trucks are m/t's 1 is a two wheel drive and 1 is a 4x4 i am using 4x4 wiring and ecm but the motor is out of a 1995 t100 i have the ewd's for the 97 i got from tis if anyone can help please chime in thanks

 

I don't think the dually ewd makes a difference.
try this:
https://www.yotatech.com/forums/f128...-years-156128/

or

http://tacoma.site40.net/4Runner_90-...l/contents.htm