4364 Fmi 18/ Poor Def
10-28-2022, (Subject: 4364 Fmi 18/ Poor Def ) 
Post: #4
RE: 4364 Fmi 18/ Poor Def
(10-28-2022 )hhow55 Wrote:  What is the maintenance schedule for def filter?

It was changed along with dpf filters and 7th injector about 2 years ago about 150,000 miles have passed by

What worries me is that truck doesn’t ask for regen ever since that intake manifold pressure too high code
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Messages In This Thread
RE: 4364 Fmi 18/ Poor Def - lesvraissavent - 10-28-2022



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