LEMON Manuals: Even more car manuals for everyone
Home >> Geo >> 1990 >> Prizm Base, 4D Hatchback, Standard >> Repair and Diagnosis >> Engine Performance >> Theory and Operation >> Engine Controls - Theory & Operation >> Fuel System >> Fuel Delivery >> Circuit Opening Relay

Circuit Opening Relay

Circuit opening relay is located behind center console of instrument panel. Relay is mounted on bracket attached to the ECM. During cranking, a signal from the ignition switch closes the contacts in circuit opening relay to energize fuel pump. Once engine is started, ECM controls the circuit opening relay and fuel pump remains on.