1987 Nissan 200sx 87 T Pass Smog Cause Something About Emission That

1987 NISSAN 200SX
158,000 MILES
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I have an 87 Nissan 200sx and can't pass smog cause something about my emission I don't know what that is...!!!
I wanted to change my o2 sensor but can't find it I need help
Jan 28, 2013 at 4:52 PM
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JACOBANDNICKOLAS
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Do you have a trouble code or know what is wrong with the emissions system? There can be many things that can malfunction. As far as the O2 sensor, it is on the exhaust system.
Jan 28, 2013 at 6:41 PM
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