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2010 Audi A8 L Base 4dr Sedan

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All-Wheel Drive, 4 Door Sedan, Large
16 mpg city / 23 mpg hwy

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July 31, 2011, 3:02 pm

Billy L

Question: Engine Code P0174

I have a 2004 Audi A8 L and while i was driving it last week, the engine light came on. I went to Autozone to have it diagnosed, the code they pulled was P0174 and it's reading the 2 different options which are the FUEL IS TOO LEAN or they're might be A VACUUM LEAK...Can anyone help me with this problem???

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