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Home >> Cadillac >> 2005 >> STS 3.6 7 >> Repair and Diagnosis >> External Pages >> Different variant/trim >> Section 3 (Engine Control System - 4.6L (LH2) (Troubleshooting & Diagnosis)) >> Inspection/Maintenance (I/M) Heated Oxygen Sensor/Oxygen Sensor (HO2S/O2S) System Set Procedure >> Description

Inspection/Maintenance (I/M) Heated Oxygen Sensor/Oxygen Sensor (HO2S/O2S) System Set Procedure: Description

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The purpose of this test is to satisfy the enable criteria necessary to execute inspection/maintenance (I/M) readiness diagnostics for the heated oxygen sensor (HO2S)/oxygen sensor (O2S) System. The test may be used to set the I/M System Status to YES.