1991 Toyota Corolla my car again

155,000 MILES • 4 CYL • 4WD • AUTOMATIC
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ELEAZAR
  • MEMBER
  • 2 POSTS
my cars radiator fans are always on even if the engine is cool its suppose to turn off but it never does what sensor is not working
Aug 12, 2010 at 1:55 PM
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RASMATAZ
  • ✓Experienced Mechanic
  • 75,988 POSTS
Check if the fan relay is sticking
Oct 25, 2020 at 4:43 AM
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MMPRINCE4000
  • ✓Experienced Mechanic
  • 8,548 POSTS
Also check fan switch, under distributor, white round connector. Just above where lower radiator hose connects to coolant distribution block.

If connector broke and fell off, it will cause fans to run all the time. Switch could also be bad.

As RAZ said, relay could be stuck.
Oct 25, 2020 at 4:43 AM
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