GSIC - Global Service Information Center

### SFI SYSTEM > ECM Power Source Circuit

DESCRIPTION

WIRING DIAGRAM

INSPECTION PROCEDURE

INSPECT ECM (+B VOLTAGE)

CHECK WIRE HARNESS (ECM - BODY GROUND)

INSPECT ECM (IGSW VOLTAGE)

INSPECT FUSE (IGN)

INSPECT IGNITION OR STARTER SWITCH ASSEMBLY

INSPECT ECM (MREL VOLTAGE)

INSPECT FUSE (EFI)

INSPECT INTEGRATION RELAY (MAIN RELAY)

CHECK WIRE HARNESS (INTEGRATION RELAY- ECM, INTEGRATION RELAY - BODY GROUND)