Radiator Cap
WARNING: This page is about a different car, the 2024 Kia Sorento. However, it is still accessible from the selected car via links, so may be relevant.
- Remove the reservoir cap, attach the special tool (0K253-P4200), and connect to the pressure tester
 Courtesy of KIA MOTORS AMERICA, INC.
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- Apply a pressure tester to the radiator and apply a pressure of 125.5 - 154.9 kPa (1.28 - 1.58 kg/cm2
, 18.2 - 22.5 psi).
- Check for a drop in pressure.
- If the pressure drops, replace the cap.