Mechanics

AC FAN STAYS ON

2002 BMW 540i

2002 BMW 540i, recently the AC Fan just starts up and keeps running when car is cool and everything is off?

Once I had it parked at the airport and when I returned the AC Fan must have kept running and drained out the battery completely.
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James F
August 3, 2011.



Check and test the Auxiliary Fan Normal Speed Relay (K21)Right rear of engine compartment.
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Rasmataz
Aug 3, 2011.
Thanks for the help, really appreciate the help.


Tiny
James F
Aug 4, 2011.

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