Cummins isb dpf analyzer question

Nicholes Technician Reading, Pennsylvania Posted   Latest  

So I have seen on some trucks when I run the dpf a…lyzer it will fail for turbo maximum speed, but when I follow the steps and inspect the turbo most of them pass. But there is really no additio…l checks it has you do. has any one else run in to this?

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Michael Diagnostician
Champaign, Illinois
Michael Default
 

I would not solely rely on that test. I have seen sofware issues with Cummins for years. Such as their fuel injector performance test. Do you have a scope to test the Turbo? Also do you have any codes or a distinct symptom? That would help all of us out here to help you better.

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