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No detection 02 sensor bank 1

(2003 Kia Spectra)
in Pico Rivera, CA on December 07, 2009
i recently replaced my 02 sensor and knock due to failed smog i went back to get a new smog and it still says 02 sensor no detection bank 1 .. i need help on how to fix this i need the car for my kids thanks
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Popular Answer
on December 10, 2009
What kind of O2 sensor did you use? Was it a part from Kia, or was it an after market, "universal" sensor?
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