Simultaneously, run indicating signal which reflects the regulator`s state and the fault indicating signal enter the acousto-optics alarm system of the power plant, by the optical coupler and the relay isolation by means of switch variable output.
Servicing the EFI system if problems with the fuel system are suspected, begin testing by making sure that the pump runs when the ignition is turned on. if not, check the wiring and relay set and make sure the relay is receiving the signal indicating the engine is turning over.