Thread: Auxillary Fans coming on early - W124
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  #10  
Old 07-01-2007, 10:19 AM
brewtoo brewtoo is offline
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Join Date: Dec 2000
Location: AL
Posts: 1,219
Could be a problem with the coolant sensor PLUG or WIRING HARNESS.

The function of the sensor is to keep the fans off when the engine is cool, not to turn them on when it is hot.
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