Please confirm my diagnosis of one bad O2 sensor

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Please confirm my diagnosis of one bad O2 sensor

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12-28-2015, 09:49 AM

Mig

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Join Date: Oct 2013

Location: Vancouver, BC

Posts: 91

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No voltage swings could indicate open-loop operation even though the engine is up to operating temperature.

Confirm this by using a basic OBD scan tool while the engine is running at operating temperature.

I would also use the scan tool to reset the codes, then go for a drive, and download the codes and conditions which triggered the CEL

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