CHECK ECM (#10, #20, #30, #40 VOLTAGE)
INSPECT FUEL INJECTOR ASSEMBLY (RESISTANCE)
CHECK WIRE HARNESS OF MISFIRING CYLINDER (INJECTOR - ECM, INJECTOR - INJ FUSE)
CHECK WIRE HARNESS (IGNITION SWITCH - INJ FUSE)
CHECK WIRE HARNESS (ECM - BODY GROUND)
INSPECT FUEL INJECTOR ASSEMBLY (CHECK FUEL INJECTION VOLUME)