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Home >> Nissan-Datsun >> 2009 >> Sentra SE-R >> Repair and Diagnosis >> External Pages >> Different variant/trim >> Section 16 (Engine Control System - DTCS P0171 To P0500 (MR20DE Except CALIFORNIA)) >> DTC P0451 EVAP Control System Pressure Sensor >> DTC Confirmation Procedure

DTC Confirmation Procedure

WARNING: This page is about a different variant/trim than selected.
NOTE: If DTC Confirmation Procedure has been previously conducted, always turn ignition switch OFF and wait at least 10 seconds before conducting the next test.
  1. Start engine and wait at least 40 seconds.
    NOTE: Do not depress accelerator pedal even slightly.
  2. Check 1st trip DTC.
  3. If 1st trip DTC is detected, go to "DIAGNOSIS PROCEDURE ".
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