Mechanics

COOLING FAN WORKS WITH AC AND NOT HEAT?

1993 Toyota Corolla

Engine Cooling problem
1993 Toyota Corolla 4 cyl Two Wheel Drive Automatic 233000 miles

why do my cooling fans work with ac and not the heat?
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Usmith
November 5, 2010.



Unplug fan control switch under dist. (White connector), turn ign. To on, fans should come on.

If not, test fan motor, if OK, then fan switch is bad.

Mmprince4000
Nov 6, 2010.