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Old 05-01-2013, 01:56 PM
Edgy36-39's Avatar
Edgy36-39 Edgy36-39 is online now
Constantly Learning
Location: Northern Virginia
Join Date: Jan 2008
Posts: 1,567
Mein Auto: 2006 M3, 2002 M5
Thanks for thoughts. The O2 sensors are pretty new, pre cats changed 1.5 years ago. If sensor was bad that would be a different code wouldn't it?

Tried to listen this AM closely to cold start, couldn't really tell if pump was working.

Doru, how difficult was access to the valve?
Interlagos Blue 06 M3, Autologic tune, K&N CAI, Agency Power midpipes and exhaust, Fortune Auto coilovers, ///M Pedal Kit, UUC SSK. MRegistry listing here.
Le Mans 2002 M5, Black/Titanium, Rogue SSK, Dinan exhaust, PSS9 coilovers, Euro rotors, iPod integration. MRegistry listing here.
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