2004 Kia AmantiFACTORY OEM SERVICE PROCEDURE

PCV System Testing, Removal & Installation: Notes

  1. Disconnect the ventilation hose from the positive crankcase ventilation (PCV) valve. Remove the PCV valve from the rocker cover and reconnect it to the ventilation hose.
  2. Run the engine at idle and put a finger on the open end of the PCV valve and make sure that intake manifold vacuum is felt.
    NOTE: The plunger inside the PCV valve will move back and forth.
  3. If vacuum is not felt, clean the PCV valve and ventilation hose in cleaning solvent, or replace if necessary.
Fig 1: Testing PCV Valve Operation
G00319523Courtesy of KIA MOTORS AMERICA, INC.
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When to See a Mechanic

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

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

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