SFI SYSTEM > Fuel Pump Control Circuit

DESCRIPTION

WIRING DIAGRAM

INSPECTION PROCEDURE

CHECK FUEL PUMP OPERATION

PERFORM ACTIVE TEST BY INTELLIGENT TESTER (OPERATE CIRCUIT OPENING RELAY)

INSPECT ECM POWER SOURCE CIRCUIT

INSPECT FUSE (F/PMP FUSE)

INSPECT INTEGRATION RELAY (EFI NO. 2 RELAY)

INSPECT INTEGRATION RELAY (C/OPN RELAY)

INSPECT ECM (FC VOLTAGE)

INSPECT F/PMP RELAY

INSPECT FUEL PUMP

CHECK HARNESS AND CONNECTOR (FUEL PUMP - F/PMP RELAY)

CHECK HARNESS AND CONNECTOR (INTEGRATION RELAY - F/PMP RELAY)

INSPECT F/PMP RELAY

INSPECT FUEL PUMP RESISTOR

CHECK HARNESS AND CONNECTOR (F/PMP RELAY - FUEL PUMP RESISTER)