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Why does the Volkswagen CC's electric fan keep running?

1 Answers

StMorgan

07/30/25 5:35am

Volkswagen CC's electric fan keeps running due to a damaged fan assembly. Methods to diagnose electric fan failure: first check the fault code, then inspect the fan controller. Reasons for the electric fan continuously running: the temperature gauge shows high readings, when the car's coolant temperature is too high, the A/C electric fan will keep running; for automatic transmission vehicles, if the transmission fluid temperature is high, the electric fan will also run continuously. Working principle of the electric fan: the car's electric fan is controlled by a thermostat. When the coolant temperature rises to the upper limit, the thermostat activates the power supply, causing the fan to operate. Once the temperature drops to the lower limit, the thermostat cuts off the power, and the fan stops working.

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