sensor was disconnected and car didnt pass smog

Asked by Mar 09, 2017 at 02:12 PM about the Chevrolet S-10

Question type: Maintenance & Repair

Took car to get smog and it failed. A sensor wasn't connected and my check engine light is still on. I don't know what sensor was disconnected, any ideas?

3 Answers

82,835

Have the OBD2 codes read to know more. Post them here and we will try to help.

its actually the service engine light that's on.

82,835

If a smog system sensor was disconnected there will be codes to read.

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