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Old 11-29-2012, 06:56 AM   #4
OEM ///Member
Join Date: Nov 2009
Location: Fairfax, VA USA
Posts: 22,861
My Ride: 330CiC, M5, X5, E93
Not sure I would worry about the O2 sensors, however, a fuel pump is something to consider if you want a reliable car.

Even once you sort your cam sensor, chances are you will still have many other issues to be checked and resolved.

Suggest you read the first 3 links below in my signature.
Solve your misfires, lean codes, rough idle -

Fuel pump failures -

Temp Info -

Hidden OBC Menu - Check Voltage, Temp, Fuel Level -

E46/E39 GM5 Door Lock Info -

Lower hose temp switch O-ring - BMW #13621743299
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