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      09-22-2012, 10:06 AM   #10
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Drives: 2009 E90 335i
Join Date: Feb 2008
Location: NC

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Originally Posted by drm916 View Post
I have never heard that either. What is the harm in leaving it in all year round? Its not exactly just plug in and then unplug. You have to move around some wires and pins.
As much as the DPFix is talked about, and as many times as Terry has responded about it, that recommendation would be loud and clear (in the install docs for it, on the forums, etc.). But there is no such guidance.
2009 E90 335i - All go, no show
Mr. 5 Intake, VRSF FMIC, Quaife LSD, BMW PS, M3 Bits, RE Toes, ER CP, Forge DV, JB4, PSS