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ecm transmission harnes

  1. 1980-'96 Bronco Tech
    1995 5.8 E40D 4wd yada yada Trans harness has “power wire” spliced into EPC power wire, showing EPC circuit fault on test. Can’t find an ECM pin diagram to check or run new wire. Also does that circuit work? Someone had done that before I owned the truck, and now I can’t even...