No not normal wander due to temp or O2, but actually moving in to Rich or Lean area so I have to re-adjust to get back to center area. It will move from perfect %50 to say %35 or %65. So I need to bring it back via the control tower to the right place.

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~Jamie
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2003 Pewter C230K SC C1, C4, C5, C7, heated seats, CD Changer, and 6 Speed. ContiExtremes on the C7's.

1986 190E 2.3 Black, Auto, Mods to come soon.....