O2 sensor?
06-09-2011, 08:25 PM
#1
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Join Date: Dec 2010
Location: Texas
Posts: 4
O2 sensor?
Does my 91 2.3 NA 5spd supposed to have an o2 sensor cause I dont see one anywhere on the manifold or pipes I see the pigtail for one just hanging but idk if some vehicles came with one or not, on the manifold I see a plug that I can unscrew that looks like the o2 sensor bung
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