car is 91 civic dx.i rewire the engine bay for multilple injection.got the car run then when i tried to convert it to obd1 using boomslang jumer wire it dont want to start.seems like the injectors arenot opening.got power to the yel/blk wires at injectors and continuity from ecu to injectors .ground ok at thermostat housing.hel me out pls.thank you <<<<<

returned all the wirring to non obd using si ecu car starts fine<<<any help???