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Muffler delete equals Rich condition

Originally Posted by cavemancan After installing my FI exhaust my gas mileage went back to normal. so you fixed it? What was it? If your muffler delete was rattling, then

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Old 06-20-2013, 06:35 PM   #12 (permalink)
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Quote:
Originally Posted by cavemancan View Post
After installing my FI exhaust my gas mileage went back to normal.
so you fixed it? What was it?

If your muffler delete was rattling, then yes, the knock sensors could have picked up vibrations.

Im not sure how loud it was, but if you car was crazy loud, then the knock sensors can pick up on that in general.

any updates?
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