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Q: OBDii Code p0171 p0174 on 1999 BMW 540i

I try to slove this problem i spend lot of mony on it sttil
code coming up for p0171&p0174 thanks
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Check out this article about the OBD II Code P0171 and P0174: Fuel System Too Lean (Bank 1 or 2).
http://repairpal.com/OBD-II-Code-P0171-and-P0174
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