Code 4374 fmi 18

Discussion in 'Heavy Duty Diesel Truck Mechanics Forum' started by Youngtrucker91, Oct 2, 2019.

  1. Youngtrucker91

    Youngtrucker91 Light Load Member

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    Aug 11, 2015
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    I have a 2014 cascadia 380ooo miles dd15
    Keep getting code 4364 fmi18 goes away comes back before that I had 3218 outlet nox sensor was change drove from Phoenix Arizona to Austin Texas with no problemsecound trip it came on any idea what-might be the problem
    And what might be the solution to fix it thanks
     
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