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      12-19-2012, 10:54 PM   #1
x5lover7777
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Drives: 2010 x5m
Join Date: Jun 2010
Location: mt laurel NJ

Posts: 74
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engine light after dp/tune

had dp and ecu tune with o2 off, now i have check light, read code as u0100: lost counnunication with engine control module/powertrain control module "a" and p0171: system is too lean,, i double check all wire and vacume hose and etc,,, any suggestion?
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