Test A: Loss of Coolant
Pinpoint Test A: Loss Of CoolantNormal Operation
Under normal operation, warm coolant flows from the engine through the radiator and back to the engine.
Possible Causes
^ Radiator
^ Thermostat housing assembly
^ Auxiliary coolant pump
^ Coolant control valve
^ Oil cooler
^ PCV heater system
^ Throttle body adapter heating
^ Coolant pump seal
^ Radiator hoses
^ Heater hoses
^ Heater core
^ Engine gaskets
^ Degas bottle