2012 Mack cxu613 code spn1127 fmi 18?????

Discussion in 'Heavy Duty Diesel Truck Mechanics Forum' started by LILLOU600, Mar 22, 2017.

  1. LILLOU600

    LILLOU600 Bobtail Member

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    Mar 22, 2017
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    I had it looked at and was told a sensor needed to be replaced. 700 miles later the code comes back. Takes a longtime for engine to start and on getting 5.5mpg with lost of power. Has anyone had this issue?
     
    Last edited: Mar 22, 2017
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