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Old 08-11-2014, 05:41 PM   #16
humfrz
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Join Date: May 2013
Drives: 2013 FR-S, white, MT
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Quote:
Originally Posted by djmm View Post
Thanks guys. If that whirring sound is the fan, it must mean that the fan is only programmed to kick in after certain RPM as I don't hear it when driving normally.
Oh, I'd say the fan is programmed to kick in when the water temperature reaches a certain temperature ..... regardless if RPM.....

humfrz
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