cooling fan wont shut off

SuffolkD at SuffolkD at
Mon May 23 01:31:13 EDT 2005

I added this excellent info to the Audifans Wiki info site at
I also added this info:  If the fan runs AFTER shutdown I have it stop 
immediately by pulling relay 214.  There are two of them in the fuse box by the 
wipers.  seems to sell the bosch relay. Page 52 of their catalog.  PHOTOS and location!
HTH - Scott by BOSTON

> From:  (Brice Warnick)
> This also happened to me. I frooze my ass off last winter because my fan
> ran all the time.
> I discovered that a parts supplier has been selling the wrong switch for
> years now. 
> The radiator fan switch used on most older Audi models is the 3 pin
> Wahler brand.
> The part no is 321 959 481D. This is a 95°/102° switch and is the
> correct switch to use.
> There is a supplier that has been selling the
> 321 959 481 Wahler switch which is a 85°/93°.
> The temp ranges are clearly stamped on the switch. The non D switch is
> rarely sold even in places like Arizona. The non D switch will make your
> radiator fan run all the damn time.
> Was I pissed when I found out that I had the wrong switch.
> If you have ever replaced this switch and still have the reciept look it
> up and see. If not you will have to pull the switch and is 85/93 is

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