Radiator Cap Testing
- Remove the radiator cap, wet the seal with coolant, then install it onto pressure tester.
Courtesy of KIA MOTORS AMERICA, INC.
- Apply a pressure of 93.16~122.58kpa (0.95~1.25kg/cm2
, 13.51~17.78psi)
- Check for a drop in pressure.
- If the pressure drops, replace the cap.