No, if the monitors will not set, it is beat to determine what the problem is.
Here is an article that I wrote that addresses these issues, hope that it helps or you can take it to your shop.
http://repairpal.com/Drive-Cycle-Issues
i had a1/8 tank just filed it will clear code's start again i had 8 changed rear o2 sensor got incomplete on a 1/8 tank7 ready 1 incomplete thanks all was a big help
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i had a1/8 tank just filed it will clear code's start again i had 8 changed rear o2 sensor got incomplete on a 1/8 tank7 ready 1 incomplete thanks all was a big help