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Old 09-29-2012, 04:42 PM   #4
jfoj
Registered User
 
Join Date: Nov 2009
Location: Fairfax, VA USA
Posts: 15,667
My Ride: 330CiC, M5, X5
Suggest you start with the first link below in my signature.

Pay attention to the intake boots.

Could be a battery/charging issue, MAF, throttle body or a badly leaking intake boot?
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Solve your misfires, lean codes, rough idle - http://forum.e46fanatics.com/showthread.php?t=897616

Fuel pump failures - http://forum.e46fanatics.com/showthread.php?t=929501

Temp Info - http://forum.e46fanatics.com/showthread.php?t=964491

Hidden OBC Menu - Check Voltage, Temp, Fuel Level - http://forum.e46fanatics.com/showthread.php?t=239619

E46/E39 GM5 Door Lock Info - www.bmwgm5.com

Lower hose temp switch O-ring - BMW #13621743299
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