# I noticed that in my car also

Posted by Nismo87se (91 se-r) on September 16, 2004 at 13:42:14: In Reply to: What can make me run incredibly rich? 10.3:1 AFR!!! --> posted by Aaron on September 14, 2004 at 08:54:52: At times mine goes really rich at WOT but that was when my cat died. One thing you can do is put the ecu in mode II and see if the o2 is still cycling back and forth. Replys:

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: At times mine goes really rich at WOT but that was when my cat died. One thing you can do is put the ecu in mode II and see if the o2 is still cycling back and forth.