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FUEL PUMP EC-1489 < COMPONENT DIAGNOSIS > [VQ35DE] C D E F G H I J K L M A EC N P O 1. Disconnect “fuel level sensor unit and fuel pump” harness connector. 2. Check the continuity between “fuel level sensor unit and fuel pump” harness connector and ground. Is the inspection result normal? YES >> GO TO 15. NO >> GO TO 14. 14. DETECT MALFUNCTIONING PART Check the following. • Harness connectors B10, E29 (with rear view monitor) • Harness for open or short between “fuel level sensor unit and fuel pump” and ground >> Repair open circuit or short to power in harness or connectors. 15. CHECK FUEL PUMP EC-1489, "Component Inspection (Fuel Pump)" . Is the inspection result normal? YES >> GO TO 8. NO >> Replace fuel pump. 16. CHECK INTERMITTENT INCIDENT GI-42, "Intermittent Incident" . Is the inspection result normal? YES >> Replace IPDM E/R. NO >> Repair or replace harness or connectors. Component Inspection (Fuel Pump) INFOID:0000000004362370 1. CHECK FUEL PUMP 1. Turn ignition switch OFF. 2. Disconnect “fuel level sensor unit and fuel pump” harness connector. 3. Check resistance between “fuel level sensor unit and fuel pump” terminals as per the following. Is the inspection result normal? YES >> INSPECTION END NO >> Replace “fuel level sensor unit and fuel pump” Component Inspection (Condenser-1) INFOID:0000000004458313 1. CHECK CONDENSER 1. Turn ignition switch OFF. 2. Disconnect condenser-1 harness connector. Fuel level sensor unit and fuel pump Ground Continuity Connector Terminal B42 3 Ground Existed Terminals Resistance 1 and 3 0.2 - 5.0 Ω [at 25°C (77°F)] SEC918C |