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Old 01-12-2019, 09:09 PM
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andrewwynn andrewwynn is offline
Join Date: Jun 2015
Location: Racine, WI
Posts: 4,722
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Electric fan is just backup in case vehicle speed and clutch fan isn't enough to do the job. It's programed to come on when core temp gets hot than normal operating temp. I think the fan turns like 1/4 revolution when the key is turned to on to test it.
E53 / M54 2001 3.0i gas LHD (pair of them: his & her)
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