Radiator Cap: Inspection
WARNING: This page is about a different variant/trim than selected.
- Check that the radiator cap does not have deformation, cracks or damage.
- Attach the radiator cap tester to radiator cap.
- Increase pressure until the radiator cap tester gauge needle stops. Radiator cap is functioning properly if it holds the service limit pressure for 5 - 6 seconds. Replace the radiator cap if its valve opens at less than the service limit.CAUTION:
- Be sure to remove foreign matter and rust from the cap in advance. Otherwise, results of pressure test will be incorrect.
- Do not confuse the cap of coolant filler tank and cap of radiator.
Coolant filler tank side:
Standard
93 - 123 kPa (0.95 - 1.25 kg/cm2 , 14 - 18 psi)
Limit
83 kPa (0.85 kg/cm2 , 12 psi)
Radiator side:
Standard
122 - 152 kPa (1.24 - 1.55 kg/cm2 , 18 - 22 psi)
Limit
112 kPa (1.14 kg/cm2 , 16 psi)