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Home >> Hyundai >> 2004 >> Elantra GLS, Automatic >> Repair and Diagnosis >> Engine Mechanical >> Fuel System >> DTC Trouble Shooting Procedures >> DTC PO454: EVAP Emission Control System Pressure Sensor Intermittent >> Inspection Procedures >> 6. Check FTPS For Normal Parameter Again

6. Check FTPS For Normal Parameter Again

  1. Connect the ECM and FTPS connectors.
  2. Turn ignition switch to ON position and monitor the FTPS voltage signals.
    • Specification: approximately 2.5V at idle 

Is voltage within specification? 

No: Proceed with ECM problem procedure.

Yes: Replace FTPS.

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