P5000 cat wth / k25 nissan / The only way to get any fuel to the sngine is to jump the lockout. the wire shows cont. relay good ect. replaced vaporizer / starts runs rough then gets smooth after warm up. still has cade e 38 tryed peddel dance ecen had cat tech to set fuel as edward t stated. cat rep is not forthcoming with info and origanaly said it needs a harness. 4 grand. It runs fine most of the time but i had to put a switch at the lockout to get 12 v to open [not so safe] But I was under the gun big time. Tryed to get the cat rep back / same guy / said needs a harness.any more ideas before I shoot it?