Could you mean the check engine light or malfunction indicator light?
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Saturday, November 1st, 2014 AT 11:19 AM
BLEDSOE
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Upstream 02 censor
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Saturday, November 1st, 2014 AT 11:50 AM
WRENCHTECH
MECHANIC
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I know what an air/fuel sensor it. My question is what light came on because I don't believe there is any light that specifically indicates an 0/2 problem.