S4 / RS4 (B5 Platform) Discussion Discussion forum for the B5 Audi S4 & RS4 produced from 1998-2002

using vag and reading block 032 it reads...

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Old 06-29-2005, 12:04 PM
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Default I'd try swapping MAF sensors. I bet that's the answer to all your problems.

Tell Jordan I say OMGHI2U and that I upgraded my BIOS finally ;-)
Old 06-29-2005, 12:13 PM
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Why do you think that's the answer ? I will do with the Jordan thing.
Old 06-29-2005, 12:30 PM
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Default I feel the same way as Mike2kS4 (see link in thread)....

If your Bosch MAF started to fail, you'd start going lean, most notably at WOT. That would explain your lean condition at WOT. You then compensated for it by adding some fuel to get WOT fuel mixture to where it used to be...or at least that is how I understood it from your posts. While that solves the problem at WOT, you are also adding fuel across the entire board. This would explain the rich condition at part throttle.

Just my 2 cents. I'd try a new MAF sensor.<ul><li><a href="https://forums.audiworld.com/s4/msgs/2039683.phtml">https://forums.audiworld.com/s4/msgs/2039683.phtml</a</li></ul>
Old 06-29-2005, 12:50 PM
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Makes sense. I'll try that. Thanks.
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