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Old 08-01-2012, 08:38 AM   #11
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Join Date: Sep 2003
Location: Chicago, IL
Posts: 3,138
My Ride: 2001 TiAg 330i
I changed the fuel pump but still have low fuel pressure and the initial rough start although it is not as bad. At idle, I have 45psi which stays there 20+min when I turn the engine off. I'm thinking the next step is to replace the fuel filter which was last replaced 30K miles ago.
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