What are the causes of low engine coolant?

1 Answers
SanJayce
07/29/25 8:48pm
Engine coolant being too low can be caused by the following reasons: 1. Low engine coolant may result from faults in the water temperature gauge and its circuits, damage to the water temperature sensor, a thermostat valve stuck open, failure of the louver to close due to a temperature control switch issue, or faults in the fan motor circuit causing the fan to run continuously. For vehicles equipped with a viscous fan clutch, a malfunction in the viscous clutch can also lead to this issue. 2. The cooling system operates by circulating coolant through the water pump to remove heat from the engine, achieving a cooling effect. If the engine coolant level is too low, it will disrupt the circulation and cooling process, potentially causing engine damage. 3. Coolant is an essential part of a car engine, circulating within the engine cooling system to carry away excess heat generated during engine operation, ensuring the engine operates at its normal working temperature.
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