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Home >> Chevrolet >> 2002 >> Cavalier Base, 4D Sedan, 2.2 4, LN2/KL6 >> Repair and Diagnosis >> Engine Performance >> System >> Engine Controls Self-Diagnostics - 2.2L CNG >> Inspection/Maintenance Procedures >> Inspection/Maintenance Heated Oxygen Sensor/Oxygen Sensor System Set Procedure >> Description

Inspection/Maintenance Heated Oxygen Sensor/Oxygen Sensor System Set Procedure: Description

This test is to satisfy enable criteria to execute I/M readiness diagnostics for Oxygen Sensor (O2S) and Heated Oxygen Sensor (HO2S) system. Test may be used to set I/M System Status to YES. Ensure vehicle meets requirements listed in CONDITIONS FOR RUNNING  before performing this test. Failure to meet necessary requirements may produce inaccurate test results.