Since this system is meant to operate even with the key in the off position There is a cooling fan module that takes the input of the cooling fan switch in the radiator and determines to operate the fan or not. Locate the fan switch - it may be shorted keeping the fan on OR it could be the control module itself. More information on engine would help tell which system you have.
I have a 2.0 eng with air and a automatic
Please go to this site and write your experience about this problem with the cooling fans. It seems to be an ongoing problem with Volkswagen. http://www.ripoffreport.com/Auto-Warranty/-Volkswagen-of-Ameri/-Volkswagen-of-America-Poor-C-F95FA.htm
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