Automotive Information Cooling System Flash Card Set 476147

Card 1 of 10

The thermostat controls coolant (and, through it, engine) temperature by regulating the flow of coolant through the radiator. A bypass tube allows coolant to bypass the radiator and flow back into the water pump when its temperature is low enough that the thermostat is closed.


The thermostat controls coolant temperature by regulating its flow through the __________.