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DPFDP, What is yours running at idle and 1500 rpm on a flat?

2542 Views 8 Replies 5 Participants Last post by  revjpeterson
DPFDP, What is yours running at idle and 1500 rpm on a flat?
DPF Differential Pressure Im at 0.0 - 0.1 on idle and 0.1 - 0.2 at 1500 rpm. Im just curious.
Thanks if you add some info much appreciated.
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Huh?
Its the difference between two pressure points on the DPF, I would guess in front and behind. Is a Data Point from the DPF.
he's using a obd2 reader and reading the differential pressure of the dpf
AHH in that case i wouldnt know... wounder if scan gauge would be able to tell
1500 rpm on a flat?
cant compare without knowing each vehicles load...how much boost, etc
Interesting post. I would imagine it varies based on soot load. That would be another relevant data point.
Interesting post. I would imagine it varies based on soot load. That would be another relevant data point.
Yes. I haven't checked using my code reader, but what it should do is rise progressively as miles accrue since the last re-gen, then when it hits the programmed threshold, it will initiate the re-gen and drop again. In fact, I think any soot measurement for the DPF is just a value calculated based off the actual measurement of the differential pressure.
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