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Is a Car Radiator Fan Always On? (Explained)

Updated: Feb 2

✔ This article has been fact checked.

The car radiator fan plays a crucial role in the cooling system of your vehicle. It helps to dissipate the heat generated by the engine, ensuring that the coolant remains at a consistent temperature and the engine doesn't overheat.

A car radiator fan is temperature controlled, meaning it comes on if the coolant temperature is high and turns off if it is optimal or below its target temperature. Usually, a radiator fan that is always on has an issue.

In this article, we'll delve into the details of radiator fans and answer the question of whether a car radiator fan is always on.

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