1994 Toyota Corolla Just Blew Head Replaced Recoe One Good Notice Thermo Fan

1994 TOYOTA COROLLA
190,000 MILES
Avatar
ANONYMOUS
  • MEMBER
  • 1 POST
My corolla just blew a head replaced head with a recoe one all good but notice thermo fan not switching on replaced coolant sensor thermo sensor gauge sender still nothing works with aircon on and will work when thermo switched unplugged got me stumped
Dec 13, 2012 at 2:13 PM
Advertisement
Avatar
HMAC300
  • CAR REPAIR CONTRIBUTOR
  • 48,601 POSTS
check the relay and is it the correct switch? or is it connected correctly
Dec 13, 2012 at 2:24 PM
Avatar
KHLOW2008
  • CAR REPAIR CONTRIBUTOR
  • 41,814 POSTS
Toyota uses a different cooling fan control system and when the fan switch is unplugged, the fans would come on. System uses a continously grounded fan switch until it is broken when temperaturerange is breached.

How long did you run the engine? Is it overheating when the fans do not come on?
Image (Click to enlarge)
Attached Media
Dec 13, 2012 at 2:34 PM
Repair Safety Notice: This information is for general instructional purposes only. Vehicle repair can be dangerous. Verify all information, follow manufacturer service procedures, use proper tools and safety equipment, and consult a qualified repair shop when needed.