All posts tagged in: Line Heater 3 Open Circuit

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  Freightliner

  8 months ago

  What is code SPN 4356/FMI 5 on Freightliner Cascadia ?

  Understanding SPN 4356/FMI 5 Fault Code SPN 4356/FMI 5 is a diagnostic trouble code (DTC) indicating a Line Heater 3 Open Circuit in the Diesel Exhaust Fluid (DEF) ..

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  • Andrew D.
  • 172 Views
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