D50/Power Ram 50 V6-2972cc 3.0L SOHC (1990)
Fuel Pump Relay: Description and Operation
The engine control relay supplies power to the fuel pump, fuel injectors, purge control solenoid and Exhaust Gas Recirculation (EGR) control solenoid.
The Engine Control Unit (ECU) then controls these circuits by removing or applying a ground to the circuits.
