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Home >> Hyundai >> 2004 >> Elantra GLS, Standard >> Repair and Diagnosis >> Engine Mechanical >> Fuel System >> DTC Trouble Shooting Procedures >> DTC P0452: EVAP Emission Control System Pressure Sensor Low Input >> Inspection Procedures >> 5. Check FTPS For Normal Parameters Again

5. Check FTPS For Normal Parameters Again

  1. Connect the ECM and FTPS connectors and turn ignition switch to ON position.
  2. Using the Hi-Scan (Pro) monitor 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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