[200q20v] after run coolant pump

Phil Rose pjrose at frontiernet.net
Thu Apr 26 19:03:15 EDT 2001

At 3:13 PM -0600 4/26/01, Mike Miller wrote:
>Lee writes:
>>  A minor update:
>>  I also have not yet heard the after run fan. I haven't heard it run on my
>>  wife's car either, but its possible that it shouldn't have run yet.
>Mine usually comes on 5-10 minutes after the car is parked.

Yes, that's an important point. You'll never hear it come on unless 
you stay near the car for about 5 minutes after shutdown. The 
circuitry that controls afterrun allows it to go on only if the 
sensor is "tripped" after the 5 minutes of "heat soaking". Also, the 
pump/fan combination is extremely quiet, so don't expect to hear it 
unless standing quite close by. Mine never runs for more than about 2 


Phil Rose
Rochester, NY
mailto:pjrose at frontiernet.net

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