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Home >> Kia >> 2007 >> Rio Base, Standard >> Repair and Diagnosis >> Engine Mechanical >> Lubrication System >> Engine Overhaul >> Cooling System >> Radiator Leakage Test

Radiator Leakage Test

  1. Wait until engine is cool, then carefully remove the radiator cap and fill the radiator with engine coolant, then install it on the pressure tester.
  2. Apply a pressure tester to the radiator and apply a pressure of 93.16~122.58kpa (0.95~1.25kg/cm2 , 13.51~17.78psi).
    Fig 1: Testing Radiator Leakage
    G04861835Courtesy of KIA MOTORS AMERICA, INC.
  3. Inspect for engine coolant leaks and a drop in pressure.
  4. Remove the tester and reinstall the radiator cap.
    NOTE: Check for engine oil in the coolant and/or coolant in the engine oil.
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