i'm having a problem with my 02 running 800 to 790 in 3rd then the numbers will drop to 200 or less.i get no knock.it doesnt do it evey time.thanks for any info.
kevin
What type of 02 single or multi-wire? If multi wire try a single.
Whenever i had the problem in the past usually a 02 going lazy.
I just switched to Denso.