Not sure where I would start there. I have power to injectors, I have spark. It ran 20 seconds or so before shutting down. I bought a guage to check fuel pressure, both pumps prime depending on tank selector. The guage I bought from cfm tech many years ago and is going to take some re plumbing...
Ok it is the ECM-1 fuse. It was good but with battery charging yesterday I never could get it to light up at the injector. This morning I did.
Before today it had been several years since I replaced icm. I was hesitant to do so before getting power to the injectors. This afternoon I went ahead...
I have a 1987 5.7 all stock tbi. I drove this truck for several years. Parked it for about a year and then got it running again. I ran it a few times then the last time I started it it fired up and ran for about 15-20 seconds and died. It will crank but not start.
I can hear the pump prime in...