Tag Archives: Hyundai Elentra

Thermostat test with boiling water

A thermostat controls flow of coolant ┬áin a vehicle’s cooling system. It opens or closes according to the temperature of coolant when a vehicle’s engine is running. If it stops working it can be stuck open or stuck closed. It will result in high temperature of the engine, damage to the radiator or crack in the hose.

You can test a thermostat with simply boiling water.… View full post