1999 Mitsubishi Eclipse

1999 MITSUBISHI ECLIPSE
80,422 MILES • 4 CYL • FWD • MANUAL
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HOOD541
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  • 1 POST
I have a 99 eclipse that the radiator fan wont come on when car is ideling, only when heater is on.
Jun 2, 2008 at 4:48 PM
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DOCFIXIT
  • AUTOMOTIVE REPAIR CONTRIBUTOR
  • 18,828 POSTS
Check the temp switch it is what responds to engine temp rising and signals the ECM to turn fan on . In the AC mode the relay is activated to keep fan all the time AC is on.
Hope this helps
Jun 19, 2020 at 11:59 AM