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EC-254 < DTC/CIRCUIT DIAGNOSIS > [VQ35DE] P0182, P0183 FTT SENSOR 2. Disconnect “fuel level sensor unit and fuel pump” harness connector. 3. Turn ignition switch ON. 4. Check the voltage between “fuel level sensor unit and fuel pump” harness connector and ground. Is the inspection result normal? YES >> GO TO 4. NO >> GO TO 3. 3. DETECT MALFUNCTIONING PART Check the following. >> Repair open circuit, short to ground or short to power in harness or connector. 4. CHECK FUEL TANK TEMPERATURE SENSOR GROUND CIRCUIT FOR OPEN AND SHORT 1. Turn ignition switch OFF. 2. Disconnect ECM harness connector. 3. Check the continuity between “fuel level sensor unit and fuel pump” harness connector and ECM harness 4. Also check harness for short to ground and short to power. Is the inspection result normal? YES >> GO TO 6. NO >> GO TO 5. 5. DETECT MALFUNCTIONING PART Check the following. >> Repair open circuit, short to ground or short to power in harness or connector. 6. CHECK FUEL TANK TEMPERATURE SENSOR EC-254, "Component Inspection" Is the inspection result normal? YES >> GO TO 7. NO >> Replace “fuel level sensor unit and fuel pump”. Refer to . 7. CHECK INTERMITTENT INCIDENT GI-44, "Intermittent Incident" >> INSPECTION END Component Inspection INFOID:0000000009719985 1. CHECK FUEL TANK TEMPERATURE SENSOR 1. Turn ignition switch OFF. Fuel level sensor unit and fuel pump Ground Voltage Connector Terminal B40 4 Ground Approx. 5 V Fuel level sensor unit and fuel pump ECM Continuity Connector Terminal Connector Terminal B40 5 E16 104 Existed |