SPN-520349 FMI-14

Discussion in 'Heavy Duty Diesel Truck Mechanics Forum' started by Nuts & Bolts, May 7, 2025.

  1. Nuts & Bolts

    Nuts & Bolts Bobtail Member

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    May 7, 2025
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    Keep getting the same code, DPF filter efficiency too low. Any help wood;d be appreciated
     
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  3. Diesel Dave

    Diesel Dave Last Few of the OUTLAWS

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    How many miles/hours on the truck ?
     
  4. Nuts & Bolts

    Nuts & Bolts Bobtail Member

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    May 7, 2025
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