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teeznu's avatar
teeznu
Explorer
May 10, 2021

Diesel Engine Owners- I've a DUSTED engine, so cummins says

This will be somewhat of a lengthy post. What I'm looking for is a very short response. "RUN and or GET A SECOND OPINION" In Nov of 2020 a code popped up "Too much crank case pressure" on an ISL ...
Jarlaxle's avatar
Jarlaxle
Explorer II
May 10, 2021
ScottG wrote:
Run. As is so often the case with diesels, that shop doesn't know how to diagnose so they claim they need to do everything. Find a better shop.

BTW, is is VERY obvious when an eng is dusted. Also, a leak in the boost lines of a turbo WILL NOT cause dirt ingestion. To the contrary, it pushes air outward.
I would just fix the fan and try again. I bet all is good then.


This...though I will note a boost leak CAN cause damage from excessive EGTs.

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