08-085-25

"Flash: Def Control Unit (DCU) Updates Customers must experience a Malfunction Indicator Lamp (MIL) illumination and the vehicle must exhibit/set one or more of the following Diagnostic Trouble Codes (DTCs):
• P218F-00 - Reductant No Flow Detected.
• P249E-00 - Closed Loop SCR Reductant Injection Control At Limit - Flow Too High. Customers may also comment on the following:
• Reduced acceleration from turbo REPAIR SUMMARY: This bulletin involves inspecting and possibly updating the DCU with the latest available software."