Mike's Workshop Manuals: Service manuals for every vehicle
Home >> Chevrolet >> 2002 >> Chevy Express G2500, Van Cargo Extended, 5.7 R, L31/KL6 >> Repair and Diagnosis >> Engine Performance >> System >> Engine Controls Self-Diagnostics - 5.7L - Bi-Fuel >> 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 the 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.