'91 100 After Run Fan

Lee Levitt lee at wheelman.com
Mon Aug 30 07:58:16 PDT 2010


The after-run fan sucks some current and if you're doing a lot of 
around town driving, you'll deplete your battery. When we bought 
our '90 200T back in '93 or so, the switch had failed so that the 
fan would run every time the car was started. The PO never took 
short trips, so it didn't appear as a problem for him. My wife, on 
the other hand, was driving the car around town and repeatedly 
killed the battery until we diagnosed the problem. At that point, 
Audi was seeing no failures of the switch, so it was pretty 
unusual...

Lee




> 
> I have the 85 degree after run fan switch too. Here is what I 
> did: I simply connected the two wires together. This way the
> fan comes on every time after I shut off the car and turns off 
> once the timer
> in the relay kicks in.
> 
> Any adverse effects of this modification? Alternatively, is there 
> a lower
> temperature after run switch available?
> 
> 
> 


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