radiator fans

2005 FORD ESCAPE
135,000 MILES • 3.0L • 6 CYL • 4WD • AUTOMATIC
Avatar
JOE FARDELLA
  • MEMBER
  • 1 POST
had radiator changed because of leek now fans won't come on to cool engine fans will stay on if I leave ac on or if I unplug the coolant sensor the fans will run on high but the inside temp gage won't work what to do all fuses are good should I change coolant sensor someone said maybe bad fuse box ??
Oct 15, 2021 at 3:03 PM
Advertisement
Avatar
ASEMASTER6371
  • CERTIFIED EXPERT
  • 52,796 POSTS
Good morning,

Did the fans work correctly before the radiator change?

https://www.2carpros.com/articles/how-an-electric-cooling-fan-works

The coolant sensor controls the gauge and the timing of the fans coming on. So yes, it could be a bad sensor.

https://www.2carpros.com/articles/coolant-temperature-sensor-cts-replacement

I would also replace the thermostat to be sure it is not stuck open.

https://www.2carpros.com/articles/coolant-flush-and-refill-all-cars

https://www.2carpros.com/articles/replace-thermostat

Roy
Oct 16, 2021 at 6:48 AM