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Home >> Infiniti >> 2009 >> QX56 AWD >> Repair and Diagnosis >> Engine Performance >> System >> Engine Control System - DTCS P0327 To P0850 >> DTC P0462, P0463: Fuel Level Sensor >> DTC Confirmation Procedure
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DTC Confirmation Procedure

NOTE: If DTC Confirmation Procedure has been previously conducted, always perform the following before conducting the next step.
  1. 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: 

Before performing the following procedure, confirm that battery voltage is more than 11V at ignition switch ON. 

  1. Turn ignition switch ON.
  2. Wait at least 5 seconds.
  3. Check 1st trip DTC.
  4. If 1st trip DTC is detected, go to "DIAGNOSIS PROCEDURE ".