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Home >> Kia >> 2021 >> Forte EX >> Repair and Diagnosis >> External Pages >> Different variant/trim >> Section 3 (Engine Cooling System - 1.6L) >> Radiator >> Repair Procedures >> Inspection >> Radiator cap
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Radiator cap

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  1. Remove the radiator cap, wet its seal with engine coolant, then install it on a pressure tester.
    G13303136Courtesy of KIA MOTORS AMERICA, INC.
  2. Apply a pressure of 93.16 - 122.58 kPa (0.95 - 1.25 kg/cm2 , 13.51 - 17.78 psi).
  3. Check for a drop in pressure.
  4. If the pressure drops, replace the cap.