Quote:
Originally Posted by Dan Stokes
EGR shouldn't have much effect on "soot" (I assume you mean particulate matter) emissions. It's there to reduce combustion chamber temps and thereby lower NoX emissions, which Diesels love to generate. I suppose that there could be some bleed-over into the engine oil but there's no direct path between them.
Dan
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I'm fairly confident that EGR increases the engine oil's soot load..
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14 E250 Bluetec 4Matic "Sinclair", Palladium Silver on Black, 159k miles
06 E320 CDI "Rutherford", Black on Tan, 179k mi, Stage 1 tune, tuned TCU
91 300D "Otis", Smoke Silver on Tan, 145k mi, wastegate conversion, ALDA delete
19 Honda CR-V EX 77k mi
Fourteen other MB's owned and sold
1961 Very Tolerant Wife
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