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p0171

  1. 2002-2006 Nissan Altima Discussion (2.5 & 3.5)
    I have literally replaced every part on this vehicle, all ignition,fuel,intake, components and sensors..ECU remapped from Nisformance and still have the P0171 bank 1 lean code. Here is a picture of my fuel trims..Do I have a faulty part I replaced?? I can't figure this out, please help me...
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