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Old 02-26-2007, 02:09 PM   #44
Frank Wiesmann
Senior Member
 
Join Date: May 2002
Posts: 470
Quote:
Originally Posted by SAguirre View Post
The first time I had the oil changed without resetting the computer it took about 20 miles of driving and the FSS gained about 800 miles. The second time it did not gain that much, maybe 200 miles at most. I think that it depends on how bad the oil was that you took out. The first time I did it the test came back stating that the oil was full of metal and junk (higher conductivity readings), when the new oil went in, the computer noticed. The second time I did it, when there was a minor gain in miles left, the oil came back as still being in good shape so I wasted the oil. On a side note, sometimes it takes a bit of driving for the computer to notice that the oil is better, but I bet that in your case the oil that they removed was still very good.

Just my thought,

Steve
Steve,

that would make sense. I have driven about 100 miles since the change and the computer keeps counting downward. Based on your sample analysis, I guess I did the right thing: After I got my car in 2003, I had the dealer change the oil and filter at about 600 miles and again at 4500 miles. Then I stuck to the FSS and had the dealer change it at 11000, 25000, 37000 and 49000 miles. Now I had it changed at 56000 at an independent dealership. The filter and oil looked dirty, but I guess according to the computer it was still good after all.
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