Inspection/Maintenance Heated Oxygen Sensor/Oxygen Sensor System Set: Description
WARNING: This page is about a different car, the 2007 Isuzu i-370, 2007 GMC Canyon, and 2007 Chevrolet Colorado. However, it is still accessible from the selected car via links, so may be relevant.
The purpose of this procedure is to satisfy the enable criteria necessary to execute inspection/maintenance (I/M) readiness diagnostics for the Heated Oxygen Sensor/Oxygen Sensor (HO2S/O2S) System. This procedure may be used to set the HO2S/O2S I/M System Status display on the scan tool to YES. The HO2S/O2S I/M System Status display indicates whether or not the control module has completed the readiness diagnostics. The readiness diagnostics complete when all DTCs comprising the diagnostics run and pass, or any DTC comprising the diagnostics illuminates the malfunction indicator lamp (MIL). Once the diagnostics complete, the HO2S/O2S I/m System Status display will be updated to YES.