Diesel Particulate Filter (Dpf) Inlet- Ash On Face - Navistar MaxxForce DT Diagnostic Manual

16.1.6. Diesel Particulate Filter (DPF) Inlet- Ash on Face

Figure 51 Diesel Particulate Filter (DPF) Inlet - Ash on Face.
Appearance
Cause
Action
Buildup of ash on the inlet face of the DPF.
Normal system operation.
Properly service and reuse DPF.
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