2008 Nissan-Datsun Sentra SE-RFACTORY OEM SERVICE PROCEDURE

DTC Confirmation Procedure: Notes

NOTE:
  • If DTC P0456 is displayed with P0442, first perform trouble diagnosis for DTC P0456.
  • After repair, make sure that the hoses and clips are installed properly.
  • If DTC Confirmation Procedure has been previously conducted, always turn ignition switch OFF and wait at least 10 seconds before conducting the next test.

TESTING CONDITION: 

  • Open engine hood before conducting following procedure. 
  • If any of following conditions are met just before the DTC confirmation procedure, leave the vehicle for more than 1 hour. 
    • Fuel filler cap is removed. 
    • Refilled or drained the fuel. 
    • EVAP component parts is/are removed. 
  • Before performing the following procedure, confirm that battery voltage is more than 11V at idle. 
Factory Service Tools

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When to See a Mechanic

Stop DIY work and contact a certified mechanic immediately if any of the following apply:

  • • You smell fuel, burning insulation, or see smoke.
  • • Brakes feel soft, pull hard to one side, or make grinding noises.
  • • The engine overheats, stalls repeatedly, or misfires under load.
  • • You are missing required tools, torque specs, or safe lifting equipment.
  • • You are not confident in the next step or safety outcome.

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