12. COOLING SYSTEM People GT 300i COOLING SYSTEM TESTING RADIATOR CAP INSPECTION Radiator Tester Install the radiator cap onto the radiator tester and apply specified pressure to it. It must hold specified pressure for at least six seconds. Apply water to the sealing cap surface before testing. Radiator Cap Relief Pressure: Radiator Cap 0.90.15 kg/cm Install the radiator tester onto the radiator and apply specified pressure to it. It must hold specified pressure for at least six Radiator Cap seconds. Check the water hoses and connectors for leaks. The test pressure should not exceed 1.05 kg/cm. Excessive pressure can damage the radiator and its hose connectors. RADIATOR RADIATOR INSPECTION Remove the bolt attaching to the Leg Shield. Under Cowl 12-4