heat and ac question on 1993 Toyota Corolla

my cooling fan only works with ac and not the heat why

by in Columbus, OH on November 05, 2010
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1 answer
ANSWER by , November 05, 2010
The condenser fan operates when the A/C compressor is engaged, as part of the A/C operation. No need for A/C when the heater's on. You also have a radiator fan, it cycles on and off to cool the engine. The condenser fan is on the passenger's side and the cooling fan is on the driver's side.