Mityvac MV4525 Cooling System Test and Refill Kit

Performs pressure, vacuum & temperature diagnostics and refills cooling systems in minutes. The MV4525 is the most innovative, advanced automotive cooling system tester ever designed. It is the first and only tester developed specifically to run complete cooling system diagnostics with the engine running at normal operating temperature and pressure. New patent pending technology combines testing and monitoring of pressure, vacuum and temperature simultaneously, to provide real-time data far beyond the capabilities of a simple pressure tester. This combination of features ensures the most extensive, accurate cooling system diagnosis possible.Engine “On” Testing With the engine on, monitor temperature, pressure and vacuum simultaneously to quickly and accurately diagnose a blown head gasket, or cracked or damaged block or head. Also diagnose faulty components such as a thermostat, fan switch/relay, or cooling sensor. When testing is complete, use the built in valve to safely drain of