Why does the Passat's fan keep running after the engine is turned off?

1 Answers
VictoriaFitz
07/29/25 10:50pm
It is normal for the Passat's fan to continue running after the engine is turned off, as this is the cooling electric fan in operation. Below are the reasons why the fan keeps running after the car is turned off: 1. Engine protection: The fan in the car serves to dissipate heat. Therefore, when the coolant temperature remains high after parking, the vehicle's computer automatically calculates the fan's speed and duration. The higher the temperature, the longer the fan runs, thereby protecting the engine. This is a normal phenomenon and nothing to worry about. 2. Poor electrical connection: However, if the fan runs for an excessively long time and the engine temperature has already dropped but the fan keeps running, it might be due to a poor electrical connection. In this case, you can try disconnecting the fan's wiring harness to cut off the power separately.
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