Thread: W201 aux fans won't turn off
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  #9  
Old 03-19-2013, 08:51 PM
Ivanerrol Ivanerrol is offline
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Join Date: Jan 2008
Location: Melbourne Australia
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There are two relays for the aux fans. One for high speed and one for low. They are in the relay box behind the fuses. You can swap them around to narrow down the problem.
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