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po171 cat or eva

Discussion in 'New Members' started by foughttacoma, Dec 30, 2015.

  1. Dec 30, 2015 at 5:42 PM
    #1
    foughttacoma

    foughttacoma [OP] New Member

    Joined:
    Dec 30, 2015
    Member:
    #173549
    Messages:
    1
    Gender:
    Male
    First Name:
    Keith
    Vehicle:
    maroon red 98 toyota tacoma dlx 2.7L
    aftermarket rims, stereo, led light bar
    im getting two code that saying the same thing po171 cat or eva what would be the possibly it be. it sound like I have a cat leak like my truck have weird sound to it when I give it gas it sound loud. and I also I have oil on my thread side of the sparkplug I know I might have bad valve gasket or valve stem seal out or piston rings going out my truck have 220, on it
     

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