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I had a code po171, system to lean, bank 1.

Discussion in '1st Gen. Tacomas (1995-2004)' started by blueyonder, Jul 23, 2015.

  1. Jul 23, 2015 at 10:06 AM
    #1
    blueyonder

    blueyonder [OP] New Member

    Joined:
    Jul 23, 2015
    Member:
    #160112
    Messages:
    1
    Gender:
    Male
    Vehicle:
    toyota tacoma 4x4 2001 2.7 eng
    I was told to clean the maf sensor but this didn't help. The truck starts fine but when I push the accelerator to move it hesitates, has lack of power and barely moves. After pushing the accelerator up and down several times the truck runs fine with no further problems. Any suggestions? Thanks
     
  2. Jul 23, 2015 at 10:24 AM
    #2
    Holy schmidt

    Holy schmidt Well-Known Member

    Joined:
    Dec 27, 2013
    Member:
    #119308
    Messages:
    3,505
    Gender:
    Male
    First Name:
    Wyatt
    Nebraska
    Mine hesitated slightly and only was fixed after replacing milt maf. However only when I started it for ~15 seconds
     
  3. Jul 26, 2015 at 12:27 PM
    #3
    NOLA ItsNotOva

    NOLA ItsNotOva Well-Known Member

    Joined:
    Jun 3, 2013
    Member:
    #105503
    Messages:
    1,113
    Gender:
    Male
    First Name:
    Brandon
    New Orleans, LA
    Vehicle:
    2011 DCSB TX TRD
    I had that too. Replaced my o2 sensor that is before the first cat. Fixed my issue
     

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