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EC-334 < DTC/CIRCUIT DIAGNOSIS > [VQ35DE] P0462, P0463 FUEL LEVEL SENSOR P0462, P0463 FUEL LEVEL SENSOR Description INFOID:0000000009720058 The fuel level sensor is mounted in the fuel level sensor unit. DTC Logic INFOID:0000000009720059 DTC DETECTION LOGIC NOTE: UXXXX. • If DTC P0462 or P0463 is displayed with DTC P0607, first perform the trouble diagnosis for DTC DTC CONFIRMATION PROCEDURE 1. PRECONDITIONING If DTC Confirmation Procedure has been previously conducted, always perform the following before conduct- Turn ignition switch OFF and wait at least 10 seconds. 2. Turn ignition switch ON. 3. Turn ignition switch OFF and wait at least 10 seconds. TESTING CONDITION: >> GO TO 2. 2. PERFORM DTC CONFIRMATION PROCEDURE 1. Turn ignition switch ON and wait at least 5 seconds. 2. Check 1st trip DTC. Is 1st trip DTC detected? YES >> Go to NO >> INSPECTION END Diagnosis Procedure INFOID:0000000009720060 1. CHECK COMBINATION METER FUNCTION MWI-35, "CONSULT Function (METER/M&A)" Is the inspection result normal? YES >> GO TO 2. NO >> Go to . 2. CHECK INTERMITTENT INCIDENT GI-44, "Intermittent Incident" DTC No. Trouble diagnosis name DTC detecting condition Possible cause P0462 Fuel level sensor circuit An excessively low voltage from the sensor is • Harness or connectors (The CAN communication line is open or • Harness or connectors (The sensor circuit is open or shorted) • Combination meter P0463 Fuel level sensor circuit An excessively high voltage from the sensor is |