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      01-27-2013, 01:37 PM   #6
Dackelone
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Drives: 135i Silber mit/Rot 6MT N54
Join Date: Feb 2010
Location: Bayern, Germany

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Ihave1 - sounds like a bad (fan)bearing to me. I would get another fan from who ever you bought that used part/fan from.

IF you go with the 1M (also the same as the 335iS and PPK2 fan) you will need to code it - I believe. The 1M fan moved more cfm's/air flow.