Inspection/Maintenance Heated Oxygen Sensor/Oxygen Sensor System Set Procedure: Description
WARNING: This page is about a different car, the 2003 GMC Sonoma and 2003 Chevrolet S10 Pickup. However, it is still accessible from the selected car via links, so may be relevant.
The purpose of this test is to satisfy the enable criteria necessary to execute I/M readiness diagnostics for the oxygen sensor system. The test may be used to set the I/M System Status to YES. Ensure the vehicle meets the requirements listed in Conditions for Running DTC before performing this test. See CONDITIONS FOR RUNNING DTC . Failure to meet the necessary requirements may produce inaccurate test results.