DIAGNOSTIC MANUAL
16.1.9. Diesel Oxidation Catalyst (DOC) Outlet - Dirty but Reusable
Figure 54 Diesel Oxidation Catalyst (DOC) Outlet - Dirty, but Reusable.
Appearance
Cause
Action
168
Black soot or gray ash on the face of the DOC.
The system is working properly.
The DOC can be reused.
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