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EC9-184 < DTC/CIRCUIT DIAGNOSIS > [R9M] P0001 FUEL PUMP 4. Also check harness for short to ground and short to power. Is the inspection result normal? YES >> GO TO 3. NO >> Repair or replace error-detected parts. 3. FUEL FLOW ACTUATOR EC9-184, "Component Inspection (Fuel Flow Actuator)" . Is the inspection result normal? YES >> Check intermittent incident. Refer to GI-41, "Intermittent Incident" . NO >> Replace high pressure fuel pump. Component Inspection (Fuel Flow Actuator) INFOID:0000000010309085 1. CHECK FUEL FLOW ACTUATOR 1. Disconnect fuel flow actuator harness connector. 2. Check the resistance between fuel flow actuator terminals as follows. Is the inspection result normal? YES >> INSPECTION END NO >> Replace high pressure fuel pump. Refer to EM-408, "Removal and Installation" . + - Continuity Fuel flow actuator ECM Connector Terminal Connector Terminal F123 2 F82 43 Existed Fuel flow actuator Condition Resistance + - Terminal 1 2 Temperature ° C ( ° F) 20 (68) 2.60 - 3.15 Ω |