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Old 07-12-2011, 12:13 PM   #39
CrazyOneToo
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Join Date: Sep 2008
Location: Fort Smith, Arkansas
Posts: 222
My Ride: 1999 328i 4dr
Quote:
Originally Posted by killj0y View Post
Also it is prob true that most things except a magnet do not affect the sensor. The sensor itself is a pulse generator and so i imagine magnetized filings from the brakes could easily throw it off once enough was accumulated. And the grease and mud might not affect it but it definitely helps those magnetized filings stick to it.
Mine had those metal filings on it. Cleaning them worked great for me.
I'll try a possible fix (thats free) first over taking it to the shop any day.

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1999 328i E46 with a M52TU - 2002 X5 E53 3.0i with a M54

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